Diff of the two buildlogs:

--
--- b1/build.log	2025-01-09 13:07:44.871879184 +0000
+++ b2/build.log	2025-01-09 13:10:26.236515505 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu Jan  9 01:04:37 -12 2025
-I: pbuilder-time-stamp: 1736427877
+I: Current time: Fri Jan 10 03:07:54 +14 2025
+I: pbuilder-time-stamp: 1736428074
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -22,52 +22,84 @@
 dpkg-source: info: unpacking libstatistics-r-io-perl_1.0002-2.debian.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/19562/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/D01_modify_environment starting
+debug: Running on virt32b.
+I: Changing host+domainname to test build reproducibility
+I: Adding a custom variable just for the fun of it...
+I: Changing /bin/sh to bash
+'/bin/sh' -> '/bin/bash'
+lrwxrwxrwx 1 root root 9 Jan  9 13:08 /bin/sh -> /bin/bash
+I: Setting pbuilder2's login shell to /bin/bash
+I: Setting pbuilder2's GECOS to second user,second room,second work-phone,second home-phone,second other
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/D02_print_environment starting
 I: set
-  BUILDDIR='/build/reproducible-path'
-  BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other'
-  BUILDUSERNAME='pbuilder1'
-  BUILD_ARCH='armhf'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=3 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='armhf'
+  BASH=/bin/sh
+  BASHOPTS=checkwinsize:cmdhist:complete_fullquote:extquote:force_fignore:globasciiranges:globskipdots:hostcomplete:interactive_comments:patsub_replacement:progcomp:promptvars:sourcepath
+  BASH_ALIASES=()
+  BASH_ARGC=()
+  BASH_ARGV=()
+  BASH_CMDS=()
+  BASH_LINENO=([0]="12" [1]="0")
+  BASH_LOADABLES_PATH=/usr/local/lib/bash:/usr/lib/bash:/opt/local/lib/bash:/usr/pkg/lib/bash:/opt/pkg/lib/bash:.
+  BASH_SOURCE=([0]="/tmp/hooks/D02_print_environment" [1]="/tmp/hooks/D02_print_environment")
+  BASH_VERSINFO=([0]="5" [1]="2" [2]="37" [3]="1" [4]="release" [5]="arm-unknown-linux-gnueabihf")
+  BASH_VERSION='5.2.37(1)-release'
+  BUILDDIR=/build/reproducible-path
+  BUILDUSERGECOS='second user,second room,second work-phone,second home-phone,second other'
+  BUILDUSERNAME=pbuilder2
+  BUILD_ARCH=armhf
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=4 '
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=arm
+  HOST_ARCH=armhf
   IFS=' 	
   '
-  INVOCATION_ID='9fcc5c2808f845b39f7f1dfdb5d64b95'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  MAIL='/var/mail/root'
-  OPTIND='1'
-  PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games'
-  PBCURRENTCOMMANDLINEOPERATION='build'
-  PBUILDER_OPERATION='build'
-  PBUILDER_PKGDATADIR='/usr/share/pbuilder'
-  PBUILDER_PKGLIBDIR='/usr/lib/pbuilder'
-  PBUILDER_SYSCONFDIR='/etc'
-  PPID='19562'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=bd1793d4c56b44d0a66b9f9b11ddcade
+  LANG=C
+  LANGUAGE=it_CH:it
+  LC_ALL=C
+  MACHTYPE=arm-unknown-linux-gnueabihf
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnueabihf
+  PATH=/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path
+  PBCURRENTCOMMANDLINEOPERATION=build
+  PBUILDER_OPERATION=build
+  PBUILDER_PKGDATADIR=/usr/share/pbuilder
+  PBUILDER_PKGLIBDIR=/usr/lib/pbuilder
+  PBUILDER_SYSCONFDIR=/etc
+  PIPESTATUS=([0]="0")
+  POSIXLY_CORRECT=y
+  PPID=10905
   PS4='+ '
-  PWD='/'
-  SHELL='/bin/bash'
-  SHLVL='2'
-  SUDO_COMMAND='/usr/bin/timeout -k 18.1h 18h /usr/bin/ionice -c 3 /usr/bin/nice /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.xuTEY3tm/pbuilderrc_gjHI --distribution unstable --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.xuTEY3tm/b1 --logfile b1/build.log libstatistics-r-io-perl_1.0002-2.dsc'
-  SUDO_GID='114'
-  SUDO_UID='108'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://10.0.0.15:3142/'
+  PWD=/
+  SHELL=/bin/bash
+  SHELLOPTS=braceexpand:errexit:hashall:interactive-comments:posix
+  SHLVL=3
+  SUDO_COMMAND='/usr/bin/timeout -k 24.1h 24h /usr/bin/ionice -c 3 /usr/bin/nice -n 11 /usr/bin/unshare --uts -- /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.xuTEY3tm/pbuilderrc_zdGI --distribution unstable --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.xuTEY3tm/b2 --logfile b2/build.log libstatistics-r-io-perl_1.0002-2.dsc'
+  SUDO_GID=112
+  SUDO_UID=106
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://10.0.0.15:3142/
 I: uname -a
-  Linux virt64a 6.1.0-28-arm64 #1 SMP Debian 6.1.119-1 (2024-11-22) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-28-armmp-lpae #1 SMP Debian 6.1.119-1 (2024-11-22) armv7l GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/19562/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -169,7 +201,7 @@
 Get: 50 http://deb.debian.org/debian unstable/main armhf libuniversal-can-perl all 1.20140328-3 [11.9 kB]
 Get: 51 http://deb.debian.org/debian unstable/main armhf libuniversal-isa-perl all 1.20171012-3 [8672 B]
 Get: 52 http://deb.debian.org/debian unstable/main armhf libtest-mockobject-perl all 1.20200122-4 [26.7 kB]
-Fetched 19.9 MB in 0s (44.4 MB/s)
+Fetched 19.9 MB in 6s (3585 kB/s)
 Preconfiguring packages ...
 Selecting previously unselected package sensible-utils.
 (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 19561 files and directories currently installed.)
@@ -392,7 +424,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/libstatistics-r-io-perl-1.0002/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-genchanges -S  > ../libstatistics-r-io-perl_1.0002-2_source.changes
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/libstatistics-r-io-perl-1.0002/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-genchanges -S  > ../libstatistics-r-io-perl_1.0002-2_source.changes
 dpkg-buildpackage: info: source package libstatistics-r-io-perl
 dpkg-buildpackage: info: source version 1.0002-2
 dpkg-buildpackage: info: source distribution unstable
@@ -414,42 +450,42 @@
 Writing Makefile for Statistics::R::IO
 Writing MYMETA.yml and MYMETA.json
    dh_auto_build
-	make -j3
+	make -j4
 make[1]: Entering directory '/build/reproducible-path/libstatistics-r-io-perl-1.0002'
+cp extras/WebWork/RserveClient.pl blib/lib/auto/share/dist/Statistics-R-IO/WebWork/RserveClient.pl
+cp lib/Statistics/R/IO/RDS.pm blib/lib/Statistics/R/IO/RDS.pm
+cp lib/Statistics/R/REXP/List.pm blib/lib/Statistics/R/REXP/List.pm
+cp lib/Statistics/R/IO/Rserve.pm blib/lib/Statistics/R/IO/Rserve.pm
+cp lib/Statistics/R/REXP/Logical.pm blib/lib/Statistics/R/REXP/Logical.pm
+cp lib/Statistics/R/REXP/Integer.pm blib/lib/Statistics/R/REXP/Integer.pm
+cp lib/Statistics/R/IO/Base.pm blib/lib/Statistics/R/IO/Base.pm
+cp lib/Statistics/R/REXP/Language.pm blib/lib/Statistics/R/REXP/Language.pm
+cp lib/Statistics/R/REXP/Null.pm blib/lib/Statistics/R/REXP/Null.pm
+cp lib/Statistics/R/IO/Parser.pm blib/lib/Statistics/R/IO/Parser.pm
+cp lib/Statistics/R/REXP/S4.pm blib/lib/Statistics/R/REXP/S4.pm
+cp lib/Statistics/R/REXP/Expression.pm blib/lib/Statistics/R/REXP/Expression.pm
+cp lib/Statistics/R/REXP/Double.pm blib/lib/Statistics/R/REXP/Double.pm
+cp lib/Statistics/R/REXP/Character.pm blib/lib/Statistics/R/REXP/Character.pm
 cp lib/Statistics/R/REXP/Environment.pm blib/lib/Statistics/R/REXP/Environment.pm
 cp lib/Statistics/R/IO/RData.pm blib/lib/Statistics/R/IO/RData.pm
-cp lib/Statistics/R/REXP/Expression.pm blib/lib/Statistics/R/REXP/Expression.pm
-cp lib/Statistics/R/IO/Parser.pm blib/lib/Statistics/R/IO/Parser.pm
-cp lib/Statistics/R/REXP/Raw.pm blib/lib/Statistics/R/REXP/Raw.pm
-cp lib/Statistics/R/REXP/Vector.pm blib/lib/Statistics/R/REXP/Vector.pm
-cp lib/Statistics/R/REXP/Unknown.pm blib/lib/Statistics/R/REXP/Unknown.pm
+cp lib/Statistics/R/IO/ParserState.pm blib/lib/Statistics/R/IO/ParserState.pm
+cp lib/Statistics/R/REXP/Complex.pm blib/lib/Statistics/R/REXP/Complex.pm
 cp lib/Statistics/R/IO/QapEncoding.pm blib/lib/Statistics/R/IO/QapEncoding.pm
-cp lib/Statistics/R/REXP/Character.pm blib/lib/Statistics/R/REXP/Character.pm
+cp lib/Statistics/R/REXP/Unknown.pm blib/lib/Statistics/R/REXP/Unknown.pm
+cp lib/Statistics/R/REXP/BaseEnvironment.pm blib/lib/Statistics/R/REXP/BaseEnvironment.pm
+cp lib/Statistics/R/REXP/GlobalEnvironment.pm blib/lib/Statistics/R/REXP/GlobalEnvironment.pm
 cp lib/Statistics/R/REXP.pm blib/lib/Statistics/R/REXP.pm
+cp lib/Statistics/R/REXP/Vector.pm blib/lib/Statistics/R/REXP/Vector.pm
+cp lib/Statistics/R/REXP/Raw.pm blib/lib/Statistics/R/REXP/Raw.pm
 cp lib/Statistics/R/REXP/Symbol.pm blib/lib/Statistics/R/REXP/Symbol.pm
-cp lib/Statistics/R/REXP/Null.pm blib/lib/Statistics/R/REXP/Null.pm
-cp lib/Statistics/R/REXP/GlobalEnvironment.pm blib/lib/Statistics/R/REXP/GlobalEnvironment.pm
-cp lib/Statistics/R/REXP/Language.pm blib/lib/Statistics/R/REXP/Language.pm
-cp lib/Statistics/R/IO.pm blib/lib/Statistics/R/IO.pm
-cp lib/Statistics/R/IO/REXPFactory.pm blib/lib/Statistics/R/IO/REXPFactory.pm
 cp lib/Statistics/R/REXP/EmptyEnvironment.pm blib/lib/Statistics/R/REXP/EmptyEnvironment.pm
-cp lib/Statistics/R/REXP/Double.pm blib/lib/Statistics/R/REXP/Double.pm
-cp lib/Statistics/R/IO/RDS.pm blib/lib/Statistics/R/IO/RDS.pm
-cp lib/Statistics/R/IO/Rserve.pm blib/lib/Statistics/R/IO/Rserve.pm
+cp lib/Statistics/R/IO.pm blib/lib/Statistics/R/IO.pm
 cp lib/Statistics/R/REXP/Closure.pm blib/lib/Statistics/R/REXP/Closure.pm
-cp lib/Statistics/R/REXP/S4.pm blib/lib/Statistics/R/REXP/S4.pm
-cp lib/Statistics/R/REXP/List.pm blib/lib/Statistics/R/REXP/List.pm
-cp lib/Statistics/R/REXP/Integer.pm blib/lib/Statistics/R/REXP/Integer.pm
-cp lib/Statistics/R/REXP/BaseEnvironment.pm blib/lib/Statistics/R/REXP/BaseEnvironment.pm
-cp lib/Statistics/R/REXP/Complex.pm blib/lib/Statistics/R/REXP/Complex.pm
-cp lib/Statistics/R/IO/ParserState.pm blib/lib/Statistics/R/IO/ParserState.pm
-cp lib/Statistics/R/REXP/Logical.pm blib/lib/Statistics/R/REXP/Logical.pm
-cp lib/Statistics/R/IO/Base.pm blib/lib/Statistics/R/IO/Base.pm
-cp extras/WebWork/RserveClient.pl blib/lib/auto/share/dist/Statistics-R-IO/WebWork/RserveClient.pl
+cp lib/Statistics/R/IO/REXPFactory.pm blib/lib/Statistics/R/IO/REXPFactory.pm
 Manifying 29 pod documents
 make[1]: Leaving directory '/build/reproducible-path/libstatistics-r-io-perl-1.0002'
    dh_auto_test
-	make -j3 test TEST_VERBOSE=1
+	make -j4 test TEST_VERBOSE=1
 make[1]: Entering directory '/build/reproducible-path/libstatistics-r-io-perl-1.0002'
 Skip blib/lib/auto/share/dist/Statistics-R-IO/WebWork/RserveClient.pl (unchanged)
 PERL_DL_NONLAZY=1 "/usr/bin/perl" "-MExtUtils::Command::MM" "-MTest::Harness" "-e" "undef *Test::Harness::Switches; test_harness(1, 'blib/lib', 'blib/arch')" t/*.t
@@ -462,59 +498,59 @@
     # Subtest: rdata Vectors - default
         1..16
         ok 1 - Vectors - default keys
-        ok 2 - Vectors - default noatt_chr
-        ok 3 - Vectors - default noatt_int
-        ok 4 - Vectors - default abc_chr
-        ok 5 - Vectors - default foo_num
-        ok 6 - Vectors - default noatt_raw
-        ok 7 - Vectors - default noatt_num
-        ok 8 - Vectors - default abc_int
+        ok 2 - Vectors - default noatt_num
+        ok 3 - Vectors - default abc_chr
+        ok 4 - Vectors - default noatt_raw
+        ok 5 - Vectors - default abc_int
+        ok 6 - Vectors - default noatt_int
+        ok 7 - Vectors - default foo_num
+        ok 8 - Vectors - default noatt_chr
         ok 9 - Vectors - default keys
-        ok 10 - Vectors - default noatt_chr
-        ok 11 - Vectors - default noatt_int
-        ok 12 - Vectors - default abc_chr
-        ok 13 - Vectors - default foo_num
-        ok 14 - Vectors - default noatt_raw
-        ok 15 - Vectors - default noatt_num
-        ok 16 - Vectors - default abc_int
+        ok 10 - Vectors - default noatt_num
+        ok 11 - Vectors - default abc_chr
+        ok 12 - Vectors - default noatt_raw
+        ok 13 - Vectors - default abc_int
+        ok 14 - Vectors - default noatt_int
+        ok 15 - Vectors - default foo_num
+        ok 16 - Vectors - default noatt_chr
     ok 1 - rdata Vectors - default
     # Subtest: rdata Vectors - uncompressed
         1..16
         ok 1 - Vectors - uncompressed keys
-        ok 2 - Vectors - uncompressed noatt_chr
-        ok 3 - Vectors - uncompressed noatt_int
-        ok 4 - Vectors - uncompressed abc_chr
-        ok 5 - Vectors - uncompressed foo_num
-        ok 6 - Vectors - uncompressed noatt_raw
-        ok 7 - Vectors - uncompressed noatt_num
-        ok 8 - Vectors - uncompressed abc_int
+        ok 2 - Vectors - uncompressed noatt_num
+        ok 3 - Vectors - uncompressed abc_chr
+        ok 4 - Vectors - uncompressed noatt_raw
+        ok 5 - Vectors - uncompressed abc_int
+        ok 6 - Vectors - uncompressed noatt_int
+        ok 7 - Vectors - uncompressed foo_num
+        ok 8 - Vectors - uncompressed noatt_chr
         ok 9 - Vectors - uncompressed keys
-        ok 10 - Vectors - uncompressed noatt_chr
-        ok 11 - Vectors - uncompressed noatt_int
-        ok 12 - Vectors - uncompressed abc_chr
-        ok 13 - Vectors - uncompressed foo_num
-        ok 14 - Vectors - uncompressed noatt_raw
-        ok 15 - Vectors - uncompressed noatt_num
-        ok 16 - Vectors - uncompressed abc_int
+        ok 10 - Vectors - uncompressed noatt_num
+        ok 11 - Vectors - uncompressed abc_chr
+        ok 12 - Vectors - uncompressed noatt_raw
+        ok 13 - Vectors - uncompressed abc_int
+        ok 14 - Vectors - uncompressed noatt_int
+        ok 15 - Vectors - uncompressed foo_num
+        ok 16 - Vectors - uncompressed noatt_chr
     ok 2 - rdata Vectors - uncompressed
     # Subtest: rdata Vectors - bzip
         1..16
         ok 1 - Vectors - bzip keys
-        ok 2 - Vectors - bzip noatt_chr
-        ok 3 - Vectors - bzip noatt_int
-        ok 4 - Vectors - bzip abc_chr
-        ok 5 - Vectors - bzip foo_num
-        ok 6 - Vectors - bzip noatt_raw
-        ok 7 - Vectors - bzip noatt_num
-        ok 8 - Vectors - bzip abc_int
+        ok 2 - Vectors - bzip noatt_num
+        ok 3 - Vectors - bzip abc_chr
+        ok 4 - Vectors - bzip noatt_raw
+        ok 5 - Vectors - bzip abc_int
+        ok 6 - Vectors - bzip noatt_int
+        ok 7 - Vectors - bzip foo_num
+        ok 8 - Vectors - bzip noatt_chr
         ok 9 - Vectors - bzip keys
-        ok 10 - Vectors - bzip noatt_chr
-        ok 11 - Vectors - bzip noatt_int
-        ok 12 - Vectors - bzip abc_chr
-        ok 13 - Vectors - bzip foo_num
-        ok 14 - Vectors - bzip noatt_raw
-        ok 15 - Vectors - bzip noatt_num
-        ok 16 - Vectors - bzip abc_int
+        ok 10 - Vectors - bzip noatt_num
+        ok 11 - Vectors - bzip abc_chr
+        ok 12 - Vectors - bzip noatt_raw
+        ok 13 - Vectors - bzip abc_int
+        ok 14 - Vectors - bzip noatt_int
+        ok 15 - Vectors - bzip foo_num
+        ok 16 - Vectors - bzip noatt_chr
     ok 3 - rdata Vectors - bzip
     ok 4 - Vectors - xz
 ok 1 - variants Vectors
@@ -554,29 +590,29 @@
     # Subtest: rdata Lists - default
         1..6
         ok 1 - Lists - default keys
-        ok 2 - Lists - default noatt_list
-        ok 3 - Lists - default foobar_list
+        ok 2 - Lists - default foobar_list
+        ok 3 - Lists - default noatt_list
         ok 4 - Lists - default keys
-        ok 5 - Lists - default noatt_list
-        ok 6 - Lists - default foobar_list
+        ok 5 - Lists - default foobar_list
+        ok 6 - Lists - default noatt_list
     ok 1 - rdata Lists - default
     # Subtest: rdata Lists - uncompressed
         1..6
         ok 1 - Lists - uncompressed keys
-        ok 2 - Lists - uncompressed noatt_list
-        ok 3 - Lists - uncompressed foobar_list
+        ok 2 - Lists - uncompressed foobar_list
+        ok 3 - Lists - uncompressed noatt_list
         ok 4 - Lists - uncompressed keys
-        ok 5 - Lists - uncompressed noatt_list
-        ok 6 - Lists - uncompressed foobar_list
+        ok 5 - Lists - uncompressed foobar_list
+        ok 6 - Lists - uncompressed noatt_list
     ok 2 - rdata Lists - uncompressed
     # Subtest: rdata Lists - bzip
         1..6
         ok 1 - Lists - bzip keys
-        ok 2 - Lists - bzip noatt_list
-        ok 3 - Lists - bzip foobar_list
+        ok 2 - Lists - bzip foobar_list
+        ok 3 - Lists - bzip noatt_list
         ok 4 - Lists - bzip keys
-        ok 5 - Lists - bzip noatt_list
-        ok 6 - Lists - bzip foobar_list
+        ok 5 - Lists - bzip foobar_list
+        ok 6 - Lists - bzip noatt_list
     ok 3 - rdata Lists - bzip
     ok 4 - Lists - xz
 ok 3 - variants Lists
@@ -585,35 +621,35 @@
     # Subtest: rdata Frames - default
         1..8
         ok 1 - Frames - default keys
-        ok 2 - Frames - default my_mtcars
+        ok 2 - Frames - default my_cars
         ok 3 - Frames - default my_iris
-        ok 4 - Frames - default my_cars
+        ok 4 - Frames - default my_mtcars
         ok 5 - Frames - default keys
-        ok 6 - Frames - default my_mtcars
+        ok 6 - Frames - default my_cars
         ok 7 - Frames - default my_iris
-        ok 8 - Frames - default my_cars
+        ok 8 - Frames - default my_mtcars
     ok 1 - rdata Frames - default
     # Subtest: rdata Frames - uncompressed
         1..8
         ok 1 - Frames - uncompressed keys
-        ok 2 - Frames - uncompressed my_mtcars
+        ok 2 - Frames - uncompressed my_cars
         ok 3 - Frames - uncompressed my_iris
-        ok 4 - Frames - uncompressed my_cars
+        ok 4 - Frames - uncompressed my_mtcars
         ok 5 - Frames - uncompressed keys
-        ok 6 - Frames - uncompressed my_mtcars
+        ok 6 - Frames - uncompressed my_cars
         ok 7 - Frames - uncompressed my_iris
-        ok 8 - Frames - uncompressed my_cars
+        ok 8 - Frames - uncompressed my_mtcars
     ok 2 - rdata Frames - uncompressed
     # Subtest: rdata Frames - bzip
         1..8
         ok 1 - Frames - bzip keys
-        ok 2 - Frames - bzip my_mtcars
+        ok 2 - Frames - bzip my_cars
         ok 3 - Frames - bzip my_iris
-        ok 4 - Frames - bzip my_cars
+        ok 4 - Frames - bzip my_mtcars
         ok 5 - Frames - bzip keys
-        ok 6 - Frames - bzip my_mtcars
+        ok 6 - Frames - bzip my_cars
         ok 7 - Frames - bzip my_iris
-        ok 8 - Frames - bzip my_cars
+        ok 8 - Frames - bzip my_mtcars
     ok 3 - rdata Frames - bzip
     ok 4 - Frames - xz
 ok 4 - variants Frames
@@ -678,119 +714,119 @@
     # Subtest: rdata all - default
         1..36
         ok 1 - all - default keys
-        ok 2 - all - default foo_num
-        ok 3 - all - default my_cars
-        ok 4 - all - default noatt_int
-        ok 5 - all - default abc_chr
-        ok 6 - all - default noatt_mat
-        ok 7 - all - default noatt_raw
-        ok 8 - all - default noatt_num
-        ok 9 - all - default noatt_list
-        ok 10 - all - default foobar_list
-        ok 11 - all - default my_iris
-        ok 12 - all - default e2
-        ok 13 - all - default noatt_chr
-        ok 14 - all - default abc_int
-        ok 15 - all - default my_mtcars
-        ok 16 - all - default e1
-        ok 17 - all - default ab_mat
-        ok 18 - all - default mtcars_lm
+        ok 2 - all - default my_cars
+        ok 3 - all - default e2
+        ok 4 - all - default abc_chr
+        ok 5 - all - default noatt_mat
+        ok 6 - all - default my_iris
+        ok 7 - all - default foobar_list
+        ok 8 - all - default noatt_chr
+        ok 9 - all - default noatt_int
+        ok 10 - all - default mtcars_lm
+        ok 11 - all - default my_mtcars
+        ok 12 - all - default abc_int
+        ok 13 - all - default noatt_raw
+        ok 14 - all - default ab_mat
+        ok 15 - all - default e1
+        ok 16 - all - default noatt_num
+        ok 17 - all - default noatt_list
+        ok 18 - all - default foo_num
         ok 19 - all - default keys
-        ok 20 - all - default foo_num
-        ok 21 - all - default my_cars
-        ok 22 - all - default noatt_int
-        ok 23 - all - default abc_chr
-        ok 24 - all - default noatt_mat
-        ok 25 - all - default noatt_raw
-        ok 26 - all - default noatt_num
-        ok 27 - all - default noatt_list
-        ok 28 - all - default foobar_list
-        ok 29 - all - default my_iris
-        ok 30 - all - default e2
-        ok 31 - all - default noatt_chr
-        ok 32 - all - default abc_int
-        ok 33 - all - default my_mtcars
-        ok 34 - all - default e1
-        ok 35 - all - default ab_mat
-        ok 36 - all - default mtcars_lm
+        ok 20 - all - default my_cars
+        ok 21 - all - default e2
+        ok 22 - all - default abc_chr
+        ok 23 - all - default noatt_mat
+        ok 24 - all - default my_iris
+        ok 25 - all - default foobar_list
+        ok 26 - all - default noatt_chr
+        ok 27 - all - default noatt_int
+        ok 28 - all - default mtcars_lm
+        ok 29 - all - default my_mtcars
+        ok 30 - all - default abc_int
+        ok 31 - all - default noatt_raw
+        ok 32 - all - default ab_mat
+        ok 33 - all - default e1
+        ok 34 - all - default noatt_num
+        ok 35 - all - default noatt_list
+        ok 36 - all - default foo_num
     ok 1 - rdata all - default
     # Subtest: rdata all - uncompressed
         1..36
         ok 1 - all - uncompressed keys
-        ok 2 - all - uncompressed foo_num
-        ok 3 - all - uncompressed my_cars
-        ok 4 - all - uncompressed noatt_int
-        ok 5 - all - uncompressed abc_chr
-        ok 6 - all - uncompressed noatt_mat
-        ok 7 - all - uncompressed noatt_raw
-        ok 8 - all - uncompressed noatt_num
-        ok 9 - all - uncompressed noatt_list
-        ok 10 - all - uncompressed foobar_list
-        ok 11 - all - uncompressed my_iris
-        ok 12 - all - uncompressed e2
-        ok 13 - all - uncompressed noatt_chr
-        ok 14 - all - uncompressed abc_int
-        ok 15 - all - uncompressed my_mtcars
-        ok 16 - all - uncompressed e1
-        ok 17 - all - uncompressed ab_mat
-        ok 18 - all - uncompressed mtcars_lm
+        ok 2 - all - uncompressed my_cars
+        ok 3 - all - uncompressed e2
+        ok 4 - all - uncompressed abc_chr
+        ok 5 - all - uncompressed noatt_mat
+        ok 6 - all - uncompressed my_iris
+        ok 7 - all - uncompressed foobar_list
+        ok 8 - all - uncompressed noatt_chr
+        ok 9 - all - uncompressed noatt_int
+        ok 10 - all - uncompressed mtcars_lm
+        ok 11 - all - uncompressed my_mtcars
+        ok 12 - all - uncompressed abc_int
+        ok 13 - all - uncompressed noatt_raw
+        ok 14 - all - uncompressed ab_mat
+        ok 15 - all - uncompressed e1
+        ok 16 - all - uncompressed noatt_num
+        ok 17 - all - uncompressed noatt_list
+        ok 18 - all - uncompressed foo_num
         ok 19 - all - uncompressed keys
-        ok 20 - all - uncompressed foo_num
-        ok 21 - all - uncompressed my_cars
-        ok 22 - all - uncompressed noatt_int
-        ok 23 - all - uncompressed abc_chr
-        ok 24 - all - uncompressed noatt_mat
-        ok 25 - all - uncompressed noatt_raw
-        ok 26 - all - uncompressed noatt_num
-        ok 27 - all - uncompressed noatt_list
-        ok 28 - all - uncompressed foobar_list
-        ok 29 - all - uncompressed my_iris
-        ok 30 - all - uncompressed e2
-        ok 31 - all - uncompressed noatt_chr
-        ok 32 - all - uncompressed abc_int
-        ok 33 - all - uncompressed my_mtcars
-        ok 34 - all - uncompressed e1
-        ok 35 - all - uncompressed ab_mat
-        ok 36 - all - uncompressed mtcars_lm
+        ok 20 - all - uncompressed my_cars
+        ok 21 - all - uncompressed e2
+        ok 22 - all - uncompressed abc_chr
+        ok 23 - all - uncompressed noatt_mat
+        ok 24 - all - uncompressed my_iris
+        ok 25 - all - uncompressed foobar_list
+        ok 26 - all - uncompressed noatt_chr
+        ok 27 - all - uncompressed noatt_int
+        ok 28 - all - uncompressed mtcars_lm
+        ok 29 - all - uncompressed my_mtcars
+        ok 30 - all - uncompressed abc_int
+        ok 31 - all - uncompressed noatt_raw
+        ok 32 - all - uncompressed ab_mat
+        ok 33 - all - uncompressed e1
+        ok 34 - all - uncompressed noatt_num
+        ok 35 - all - uncompressed noatt_list
+        ok 36 - all - uncompressed foo_num
     ok 2 - rdata all - uncompressed
     # Subtest: rdata all - bzip
         1..36
         ok 1 - all - bzip keys
-        ok 2 - all - bzip foo_num
-        ok 3 - all - bzip my_cars
-        ok 4 - all - bzip noatt_int
-        ok 5 - all - bzip abc_chr
-        ok 6 - all - bzip noatt_mat
-        ok 7 - all - bzip noatt_raw
-        ok 8 - all - bzip noatt_num
-        ok 9 - all - bzip noatt_list
-        ok 10 - all - bzip foobar_list
-        ok 11 - all - bzip my_iris
-        ok 12 - all - bzip e2
-        ok 13 - all - bzip noatt_chr
-        ok 14 - all - bzip abc_int
-        ok 15 - all - bzip my_mtcars
-        ok 16 - all - bzip e1
-        ok 17 - all - bzip ab_mat
-        ok 18 - all - bzip mtcars_lm
+        ok 2 - all - bzip my_cars
+        ok 3 - all - bzip e2
+        ok 4 - all - bzip abc_chr
+        ok 5 - all - bzip noatt_mat
+        ok 6 - all - bzip my_iris
+        ok 7 - all - bzip foobar_list
+        ok 8 - all - bzip noatt_chr
+        ok 9 - all - bzip noatt_int
+        ok 10 - all - bzip mtcars_lm
+        ok 11 - all - bzip my_mtcars
+        ok 12 - all - bzip abc_int
+        ok 13 - all - bzip noatt_raw
+        ok 14 - all - bzip ab_mat
+        ok 15 - all - bzip e1
+        ok 16 - all - bzip noatt_num
+        ok 17 - all - bzip noatt_list
+        ok 18 - all - bzip foo_num
         ok 19 - all - bzip keys
-        ok 20 - all - bzip foo_num
-        ok 21 - all - bzip my_cars
-        ok 22 - all - bzip noatt_int
-        ok 23 - all - bzip abc_chr
-        ok 24 - all - bzip noatt_mat
-        ok 25 - all - bzip noatt_raw
-        ok 26 - all - bzip noatt_num
-        ok 27 - all - bzip noatt_list
-        ok 28 - all - bzip foobar_list
-        ok 29 - all - bzip my_iris
-        ok 30 - all - bzip e2
-        ok 31 - all - bzip noatt_chr
-        ok 32 - all - bzip abc_int
-        ok 33 - all - bzip my_mtcars
-        ok 34 - all - bzip e1
-        ok 35 - all - bzip ab_mat
-        ok 36 - all - bzip mtcars_lm
+        ok 20 - all - bzip my_cars
+        ok 21 - all - bzip e2
+        ok 22 - all - bzip abc_chr
+        ok 23 - all - bzip noatt_mat
+        ok 24 - all - bzip my_iris
+        ok 25 - all - bzip foobar_list
+        ok 26 - all - bzip noatt_chr
+        ok 27 - all - bzip noatt_int
+        ok 28 - all - bzip mtcars_lm
+        ok 29 - all - bzip my_mtcars
+        ok 30 - all - bzip abc_int
+        ok 31 - all - bzip noatt_raw
+        ok 32 - all - bzip ab_mat
+        ok 33 - all - bzip e1
+        ok 34 - all - bzip noatt_num
+        ok 35 - all - bzip noatt_list
+        ok 36 - all - bzip foo_num
     ok 3 - rdata all - bzip
     ok 4 - all - xz
 ok 7 - variants all
@@ -1261,6 +1297,151 @@
 ok 21 - new with no args
 ok 22 - new with array ref
 ok 23 - bad fh
+# Subtest: variants null
+    1..5
+    # Subtest: rds null - xdr
+        1..2
+        ok 1 - null - xdr
+        ok 2 - null - xdr
+    ok 1 - rds null - xdr
+    # Subtest: rds null - binary
+        1..2
+        ok 1 - null - binary
+        ok 2 - null - binary
+    ok 2 - rds null - binary
+    # Subtest: rds null - compressed xdr
+        1..2
+        ok 1 - null - compressed xdr
+        ok 2 - null - compressed xdr
+    ok 3 - rds null - compressed xdr
+    # Subtest: rds null - bzip compressed xdr
+        1..2
+        ok 1 - null - bzip compressed xdr
+        ok 2 - null - bzip compressed xdr
+    ok 4 - rds null - bzip compressed xdr
+    ok 5 - null - xz
+ok 24 - variants null
+# Subtest: variants scalar complex vector
+    1..5
+    # Subtest: rds scalar complex vector - xdr
+        1..2
+        ok 1 - scalar complex vector - xdr
+        ok 2 - scalar complex vector - xdr
+    ok 1 - rds scalar complex vector - xdr
+    # Subtest: rds scalar complex vector - binary
+        1..2
+        ok 1 - scalar complex vector - binary
+        ok 2 - scalar complex vector - binary
+    ok 2 - rds scalar complex vector - binary
+    # Subtest: rds scalar complex vector - compressed xdr
+        1..2
+        ok 1 - scalar complex vector - compressed xdr
+        ok 2 - scalar complex vector - compressed xdr
+    ok 3 - rds scalar complex vector - compressed xdr
+    # Subtest: rds scalar complex vector - bzip compressed xdr
+        1..2
+        ok 1 - scalar complex vector - bzip compressed xdr
+        ok 2 - scalar complex vector - bzip compressed xdr
+    ok 4 - rds scalar complex vector - bzip compressed xdr
+    ok 5 - scalar complex vector - xz
+ok 25 - variants scalar complex vector
+ok 26 # skip not yet supported
+# Subtest: variants expression(NULL)
+    1..5
+    # Subtest: rds expression(NULL) - xdr
+        1..2
+        ok 1 - expression(NULL) - xdr
+        ok 2 - expression(NULL) - xdr
+    ok 1 - rds expression(NULL) - xdr
+    # Subtest: rds expression(NULL) - binary
+        1..2
+        ok 1 - expression(NULL) - binary
+        ok 2 - expression(NULL) - binary
+    ok 2 - rds expression(NULL) - binary
+    # Subtest: rds expression(NULL) - compressed xdr
+        1..2
+        ok 1 - expression(NULL) - compressed xdr
+        ok 2 - expression(NULL) - compressed xdr
+    ok 3 - rds expression(NULL) - compressed xdr
+    # Subtest: rds expression(NULL) - bzip compressed xdr
+        1..2
+        ok 1 - expression(NULL) - bzip compressed xdr
+        ok 2 - expression(NULL) - bzip compressed xdr
+    ok 4 - rds expression(NULL) - bzip compressed xdr
+    ok 5 - expression(NULL) - xz
+ok 27 - variants expression(NULL)
+# Subtest: variants expression(42L)
+    1..5
+    # Subtest: rds expression(42L) - xdr
+        1..2
+        ok 1 - expression(42L) - xdr
+        ok 2 - expression(42L) - xdr
+    ok 1 - rds expression(42L) - xdr
+    # Subtest: rds expression(42L) - binary
+        1..2
+        ok 1 - expression(42L) - binary
+        ok 2 - expression(42L) - binary
+    ok 2 - rds expression(42L) - binary
+    # Subtest: rds expression(42L) - compressed xdr
+        1..2
+        ok 1 - expression(42L) - compressed xdr
+        ok 2 - expression(42L) - compressed xdr
+    ok 3 - rds expression(42L) - compressed xdr
+    # Subtest: rds expression(42L) - bzip compressed xdr
+        1..2
+        ok 1 - expression(42L) - bzip compressed xdr
+        ok 2 - expression(42L) - bzip compressed xdr
+    ok 4 - rds expression(42L) - bzip compressed xdr
+    ok 5 - expression(42L) - xz
+ok 28 - variants expression(42L)
+# Subtest: variants real-only empty complex vector
+    1..5
+    # Subtest: rds real-only empty complex vector - xdr
+        1..2
+        ok 1 - real-only empty complex vector - xdr
+        ok 2 - real-only empty complex vector - xdr
+    ok 1 - rds real-only empty complex vector - xdr
+    # Subtest: rds real-only empty complex vector - binary
+        1..2
+        ok 1 - real-only empty complex vector - binary
+        ok 2 - real-only empty complex vector - binary
+    ok 2 - rds real-only empty complex vector - binary
+    # Subtest: rds real-only empty complex vector - compressed xdr
+        1..2
+        ok 1 - real-only empty complex vector - compressed xdr
+        ok 2 - real-only empty complex vector - compressed xdr
+    ok 3 - rds real-only empty complex vector - compressed xdr
+    # Subtest: rds real-only empty complex vector - bzip compressed xdr
+        1..2
+        ok 1 - real-only empty complex vector - bzip compressed xdr
+        ok 2 - real-only empty complex vector - bzip compressed xdr
+    ok 4 - rds real-only empty complex vector - bzip compressed xdr
+    ok 5 - real-only empty complex vector - xz
+ok 29 - variants real-only empty complex vector
+# Subtest: variants list with NAs
+    1..5
+    # Subtest: rds list with NAs - xdr
+        1..2
+        ok 1 - list with NAs - xdr
+        ok 2 - list with NAs - xdr
+    ok 1 - rds list with NAs - xdr
+    # Subtest: rds list with NAs - binary
+        1..2
+        ok 1 - list with NAs - binary
+        ok 2 - list with NAs - binary
+    ok 2 - rds list with NAs - binary
+    # Subtest: rds list with NAs - compressed xdr
+        1..2
+        ok 1 - list with NAs - compressed xdr
+        ok 2 - list with NAs - compressed xdr
+    ok 3 - rds list with NAs - compressed xdr
+    # Subtest: rds list with NAs - bzip compressed xdr
+        1..2
+        ok 1 - list with NAs - bzip compressed xdr
+        ok 2 - list with NAs - bzip compressed xdr
+    ok 4 - rds list with NAs - bzip compressed xdr
+    ok 5 - list with NAs - xz
+ok 30 - variants list with NAs
 # Subtest: variants imaginary-only complex vector
     1..5
     # Subtest: rds imaginary-only complex vector - xdr
@@ -1284,79 +1465,31 @@
         ok 2 - imaginary-only complex vector - bzip compressed xdr
     ok 4 - rds imaginary-only complex vector - bzip compressed xdr
     ok 5 - imaginary-only complex vector - xz
-ok 24 - variants imaginary-only complex vector
-# Subtest: variants list with a single NULL
-    1..5
-    # Subtest: rds list with a single NULL - xdr
-        1..2
-        ok 1 - list with a single NULL - xdr
-        ok 2 - list with a single NULL - xdr
-    ok 1 - rds list with a single NULL - xdr
-    # Subtest: rds list with a single NULL - binary
-        1..2
-        ok 1 - list with a single NULL - binary
-        ok 2 - list with a single NULL - binary
-    ok 2 - rds list with a single NULL - binary
-    # Subtest: rds list with a single NULL - compressed xdr
-        1..2
-        ok 1 - list with a single NULL - compressed xdr
-        ok 2 - list with a single NULL - compressed xdr
-    ok 3 - rds list with a single NULL - compressed xdr
-    # Subtest: rds list with a single NULL - bzip compressed xdr
-        1..2
-        ok 1 - list with a single NULL - bzip compressed xdr
-        ok 2 - list with a single NULL - bzip compressed xdr
-    ok 4 - rds list with a single NULL - bzip compressed xdr
-    ok 5 - list with a single NULL - xz
-ok 25 - variants list with a single NULL
-# Subtest: variants S4 subclass
-    1..5
-    # Subtest: rds S4 subclass - xdr
-        1..2
-        ok 1 - S4 subclass - xdr
-        ok 2 - S4 subclass - xdr
-    ok 1 - rds S4 subclass - xdr
-    # Subtest: rds S4 subclass - binary
-        1..2
-        ok 1 - S4 subclass - binary
-        ok 2 - S4 subclass - binary
-    ok 2 - rds S4 subclass - binary
-    # Subtest: rds S4 subclass - compressed xdr
-        1..2
-        ok 1 - S4 subclass - compressed xdr
-        ok 2 - S4 subclass - compressed xdr
-    ok 3 - rds S4 subclass - compressed xdr
-    # Subtest: rds S4 subclass - bzip compressed xdr
-        1..2
-        ok 1 - S4 subclass - bzip compressed xdr
-        ok 2 - S4 subclass - bzip compressed xdr
-    ok 4 - rds S4 subclass - bzip compressed xdr
-    ok 5 - S4 subclass - xz
-ok 26 - variants S4 subclass
-# Subtest: variants empty complex vector
+ok 31 - variants imaginary-only complex vector
+# Subtest: variants empty list
     1..5
-    # Subtest: rds empty complex vector - xdr
+    # Subtest: rds empty list - xdr
         1..2
-        ok 1 - empty complex vector - xdr
-        ok 2 - empty complex vector - xdr
-    ok 1 - rds empty complex vector - xdr
-    # Subtest: rds empty complex vector - binary
+        ok 1 - empty list - xdr
+        ok 2 - empty list - xdr
+    ok 1 - rds empty list - xdr
+    # Subtest: rds empty list - binary
         1..2
-        ok 1 - empty complex vector - binary
-        ok 2 - empty complex vector - binary
-    ok 2 - rds empty complex vector - binary
-    # Subtest: rds empty complex vector - compressed xdr
+        ok 1 - empty list - binary
+        ok 2 - empty list - binary
+    ok 2 - rds empty list - binary
+    # Subtest: rds empty list - compressed xdr
         1..2
-        ok 1 - empty complex vector - compressed xdr
-        ok 2 - empty complex vector - compressed xdr
-    ok 3 - rds empty complex vector - compressed xdr
-    # Subtest: rds empty complex vector - bzip compressed xdr
+        ok 1 - empty list - compressed xdr
+        ok 2 - empty list - compressed xdr
+    ok 3 - rds empty list - compressed xdr
+    # Subtest: rds empty list - bzip compressed xdr
         1..2
-        ok 1 - empty complex vector - bzip compressed xdr
-        ok 2 - empty complex vector - bzip compressed xdr
-    ok 4 - rds empty complex vector - bzip compressed xdr
-    ok 5 - empty complex vector - xz
-ok 27 - variants empty complex vector
+        ok 1 - empty list - bzip compressed xdr
+        ok 2 - empty list - bzip compressed xdr
+    ok 4 - rds empty list - bzip compressed xdr
+    ok 5 - empty list - xz
+ok 32 - variants empty list
 # Subtest: variants baseenv()
     1..5
     # Subtest: rds baseenv() - xdr
@@ -1380,107 +1513,104 @@
         ok 2 - baseenv() - bzip compressed xdr
     ok 4 - rds baseenv() - bzip compressed xdr
     ok 5 - baseenv() - xz
-ok 28 - variants baseenv()
-ok 29 # skip not yet supported
-ok 30 # skip not yet supported
-# Subtest: variants automatic compact rownames
+ok 33 - variants baseenv()
+# Subtest: variants int vector with NAs
     1..5
-    # Subtest: rds automatic compact rownames - xdr
+    # Subtest: rds int vector with NAs - xdr
         1..2
-        ok 1 - automatic compact rownames - xdr
-        ok 2 - automatic compact rownames - xdr
-    ok 1 - rds automatic compact rownames - xdr
-    # Subtest: rds automatic compact rownames - binary
+        ok 1 - int vector with NAs - xdr
+        ok 2 - int vector with NAs - xdr
+    ok 1 - rds int vector with NAs - xdr
+    # Subtest: rds int vector with NAs - binary
         1..2
-        ok 1 - automatic compact rownames - binary
-        ok 2 - automatic compact rownames - binary
-    ok 2 - rds automatic compact rownames - binary
-    # Subtest: rds automatic compact rownames - compressed xdr
+        ok 1 - int vector with NAs - binary
+        ok 2 - int vector with NAs - binary
+    ok 2 - rds int vector with NAs - binary
+    # Subtest: rds int vector with NAs - compressed xdr
         1..2
-        ok 1 - automatic compact rownames - compressed xdr
-        ok 2 - automatic compact rownames - compressed xdr
-    ok 3 - rds automatic compact rownames - compressed xdr
-    # Subtest: rds automatic compact rownames - bzip compressed xdr
+        ok 1 - int vector with NAs - compressed xdr
+        ok 2 - int vector with NAs - compressed xdr
+    ok 3 - rds int vector with NAs - compressed xdr
+    # Subtest: rds int vector with NAs - bzip compressed xdr
         1..2
-        ok 1 - automatic compact rownames - bzip compressed xdr
-        ok 2 - automatic compact rownames - bzip compressed xdr
-    ok 4 - rds automatic compact rownames - bzip compressed xdr
-    ok 5 - automatic compact rownames - xz
-ok 31 - variants automatic compact rownames
-# Subtest: variants empty char vector
+        ok 1 - int vector with NAs - bzip compressed xdr
+        ok 2 - int vector with NAs - bzip compressed xdr
+    ok 4 - rds int vector with NAs - bzip compressed xdr
+    ok 5 - int vector with NAs - xz
+ok 34 - variants int vector with NAs
+ok 35 # skip not yet supported
+# Subtest: variants emptyenv()
     1..5
-    # Subtest: rds empty char vector - xdr
+    # Subtest: rds emptyenv() - xdr
         1..2
-        ok 1 - empty char vector - xdr
-        ok 2 - empty char vector - xdr
-    ok 1 - rds empty char vector - xdr
-    # Subtest: rds empty char vector - binary
+        ok 1 - emptyenv() - xdr
+        ok 2 - emptyenv() - xdr
+    ok 1 - rds emptyenv() - xdr
+    # Subtest: rds emptyenv() - binary
         1..2
-        ok 1 - empty char vector - binary
-        ok 2 - empty char vector - binary
-    ok 2 - rds empty char vector - binary
-    # Subtest: rds empty char vector - compressed xdr
+        ok 1 - emptyenv() - binary
+        ok 2 - emptyenv() - binary
+    ok 2 - rds emptyenv() - binary
+    # Subtest: rds emptyenv() - compressed xdr
         1..2
-        ok 1 - empty char vector - compressed xdr
-        ok 2 - empty char vector - compressed xdr
-    ok 3 - rds empty char vector - compressed xdr
-    # Subtest: rds empty char vector - bzip compressed xdr
+        ok 1 - emptyenv() - compressed xdr
+        ok 2 - emptyenv() - compressed xdr
+    ok 3 - rds emptyenv() - compressed xdr
+    # Subtest: rds emptyenv() - bzip compressed xdr
         1..2
-        ok 1 - empty char vector - bzip compressed xdr
-        ok 2 - empty char vector - bzip compressed xdr
-    ok 4 - rds empty char vector - bzip compressed xdr
-    ok 5 - empty char vector - xz
-ok 32 - variants empty char vector
-# Subtest: variants logical vector with NAs
+        ok 1 - emptyenv() - bzip compressed xdr
+        ok 2 - emptyenv() - bzip compressed xdr
+    ok 4 - rds emptyenv() - bzip compressed xdr
+    ok 5 - emptyenv() - xz
+ok 36 - variants emptyenv()
+# Subtest: variants empty raw vector
     1..5
-    # Subtest: rds logical vector with NAs - xdr
+    # Subtest: rds empty raw vector - xdr
         1..2
-        ok 1 - logical vector with NAs - xdr
-        ok 2 - logical vector with NAs - xdr
-    ok 1 - rds logical vector with NAs - xdr
-    # Subtest: rds logical vector with NAs - binary
+        ok 1 - empty raw vector - xdr
+        ok 2 - empty raw vector - xdr
+    ok 1 - rds empty raw vector - xdr
+    # Subtest: rds empty raw vector - binary
         1..2
-        ok 1 - logical vector with NAs - binary
-        ok 2 - logical vector with NAs - binary
-    ok 2 - rds logical vector with NAs - binary
-    # Subtest: rds logical vector with NAs - compressed xdr
+        ok 1 - empty raw vector - binary
+        ok 2 - empty raw vector - binary
+    ok 2 - rds empty raw vector - binary
+    # Subtest: rds empty raw vector - compressed xdr
         1..2
-        ok 1 - logical vector with NAs - compressed xdr
-        ok 2 - logical vector with NAs - compressed xdr
-    ok 3 - rds logical vector with NAs - compressed xdr
-    # Subtest: rds logical vector with NAs - bzip compressed xdr
+        ok 1 - empty raw vector - compressed xdr
+        ok 2 - empty raw vector - compressed xdr
+    ok 3 - rds empty raw vector - compressed xdr
+    # Subtest: rds empty raw vector - bzip compressed xdr
         1..2
-        ok 1 - logical vector with NAs - bzip compressed xdr
-        ok 2 - logical vector with NAs - bzip compressed xdr
-    ok 4 - rds logical vector with NAs - bzip compressed xdr
-    ok 5 - logical vector with NAs - xz
-ok 33 - variants logical vector with NAs
-ok 34 # skip not yet supported
-ok 35 # skip not yet supported
-# Subtest: variants null
+        ok 1 - empty raw vector - bzip compressed xdr
+        ok 2 - empty raw vector - bzip compressed xdr
+    ok 4 - rds empty raw vector - bzip compressed xdr
+    ok 5 - empty raw vector - xz
+ok 37 - variants empty raw vector
+# Subtest: variants empty symbol
     1..5
-    # Subtest: rds null - xdr
+    # Subtest: rds empty symbol - xdr
         1..2
-        ok 1 - null - xdr
-        ok 2 - null - xdr
-    ok 1 - rds null - xdr
-    # Subtest: rds null - binary
+        ok 1 - empty symbol - xdr
+        ok 2 - empty symbol - xdr
+    ok 1 - rds empty symbol - xdr
+    # Subtest: rds empty symbol - binary
         1..2
-        ok 1 - null - binary
-        ok 2 - null - binary
-    ok 2 - rds null - binary
-    # Subtest: rds null - compressed xdr
+        ok 1 - empty symbol - binary
+        ok 2 - empty symbol - binary
+    ok 2 - rds empty symbol - binary
+    # Subtest: rds empty symbol - compressed xdr
         1..2
-        ok 1 - null - compressed xdr
-        ok 2 - null - compressed xdr
-    ok 3 - rds null - compressed xdr
-    # Subtest: rds null - bzip compressed xdr
+        ok 1 - empty symbol - compressed xdr
+        ok 2 - empty symbol - compressed xdr
+    ok 3 - rds empty symbol - compressed xdr
+    # Subtest: rds empty symbol - bzip compressed xdr
         1..2
-        ok 1 - null - bzip compressed xdr
-        ok 2 - null - bzip compressed xdr
-    ok 4 - rds null - bzip compressed xdr
-    ok 5 - null - xz
-ok 36 - variants null
+        ok 1 - empty symbol - bzip compressed xdr
+        ok 2 - empty symbol - bzip compressed xdr
+    ok 4 - rds empty symbol - bzip compressed xdr
+    ok 5 - empty symbol - xz
+ok 38 - variants empty symbol
 # Subtest: variants environment with attributes
     1..5
     # Subtest: rds environment with attributes - xdr
@@ -1504,81 +1634,128 @@
         ok 2 - environment with attributes - bzip compressed xdr
     ok 4 - rds environment with attributes - bzip compressed xdr
     ok 5 - environment with attributes - xz
-ok 37 - variants environment with attributes
-ok 38 # skip not yet supported
-# Subtest: variants int vector with NAs
+ok 39 - variants environment with attributes
+# Subtest: variants empty complex vector
     1..5
-    # Subtest: rds int vector with NAs - xdr
+    # Subtest: rds empty complex vector - xdr
         1..2
-        ok 1 - int vector with NAs - xdr
-        ok 2 - int vector with NAs - xdr
-    ok 1 - rds int vector with NAs - xdr
-    # Subtest: rds int vector with NAs - binary
+        ok 1 - empty complex vector - xdr
+        ok 2 - empty complex vector - xdr
+    ok 1 - rds empty complex vector - xdr
+    # Subtest: rds empty complex vector - binary
         1..2
-        ok 1 - int vector with NAs - binary
-        ok 2 - int vector with NAs - binary
-    ok 2 - rds int vector with NAs - binary
-    # Subtest: rds int vector with NAs - compressed xdr
+        ok 1 - empty complex vector - binary
+        ok 2 - empty complex vector - binary
+    ok 2 - rds empty complex vector - binary
+    # Subtest: rds empty complex vector - compressed xdr
         1..2
-        ok 1 - int vector with NAs - compressed xdr
-        ok 2 - int vector with NAs - compressed xdr
-    ok 3 - rds int vector with NAs - compressed xdr
-    # Subtest: rds int vector with NAs - bzip compressed xdr
+        ok 1 - empty complex vector - compressed xdr
+        ok 2 - empty complex vector - compressed xdr
+    ok 3 - rds empty complex vector - compressed xdr
+    # Subtest: rds empty complex vector - bzip compressed xdr
         1..2
-        ok 1 - int vector with NAs - bzip compressed xdr
-        ok 2 - int vector with NAs - bzip compressed xdr
-    ok 4 - rds int vector with NAs - bzip compressed xdr
-    ok 5 - int vector with NAs - xz
-ok 39 - variants int vector with NAs
-# Subtest: variants globalenv()
+        ok 1 - empty complex vector - bzip compressed xdr
+        ok 2 - empty complex vector - bzip compressed xdr
+    ok 4 - rds empty complex vector - bzip compressed xdr
+    ok 5 - empty complex vector - xz
+ok 40 - variants empty complex vector
+# Subtest: variants S4 subclass
     1..5
-    # Subtest: rds globalenv() - xdr
+    # Subtest: rds S4 subclass - xdr
         1..2
-        ok 1 - globalenv() - xdr
-        ok 2 - globalenv() - xdr
-    ok 1 - rds globalenv() - xdr
-    # Subtest: rds globalenv() - binary
+        ok 1 - S4 subclass - xdr
+        ok 2 - S4 subclass - xdr
+    ok 1 - rds S4 subclass - xdr
+    # Subtest: rds S4 subclass - binary
         1..2
-        ok 1 - globalenv() - binary
-        ok 2 - globalenv() - binary
-    ok 2 - rds globalenv() - binary
-    # Subtest: rds globalenv() - compressed xdr
+        ok 1 - S4 subclass - binary
+        ok 2 - S4 subclass - binary
+    ok 2 - rds S4 subclass - binary
+    # Subtest: rds S4 subclass - compressed xdr
         1..2
-        ok 1 - globalenv() - compressed xdr
-        ok 2 - globalenv() - compressed xdr
-    ok 3 - rds globalenv() - compressed xdr
-    # Subtest: rds globalenv() - bzip compressed xdr
+        ok 1 - S4 subclass - compressed xdr
+        ok 2 - S4 subclass - compressed xdr
+    ok 3 - rds S4 subclass - compressed xdr
+    # Subtest: rds S4 subclass - bzip compressed xdr
         1..2
-        ok 1 - globalenv() - bzip compressed xdr
-        ok 2 - globalenv() - bzip compressed xdr
-    ok 4 - rds globalenv() - bzip compressed xdr
-    ok 5 - globalenv() - xz
-ok 40 - variants globalenv()
-ok 41 # skip not yet supported
-# Subtest: variants explicit compact rownames
+        ok 1 - S4 subclass - bzip compressed xdr
+        ok 2 - S4 subclass - bzip compressed xdr
+    ok 4 - rds S4 subclass - bzip compressed xdr
+    ok 5 - S4 subclass - xz
+ok 41 - variants S4 subclass
+# Subtest: variants S4 class
     1..5
-    # Subtest: rds explicit compact rownames - xdr
+    # Subtest: rds S4 class - xdr
         1..2
-        ok 1 - explicit compact rownames - xdr
-        ok 2 - explicit compact rownames - xdr
-    ok 1 - rds explicit compact rownames - xdr
-    # Subtest: rds explicit compact rownames - binary
+        ok 1 - S4 class - xdr
+        ok 2 - S4 class - xdr
+    ok 1 - rds S4 class - xdr
+    # Subtest: rds S4 class - binary
         1..2
-        ok 1 - explicit compact rownames - binary
-        ok 2 - explicit compact rownames - binary
-    ok 2 - rds explicit compact rownames - binary
-    # Subtest: rds explicit compact rownames - compressed xdr
+        ok 1 - S4 class - binary
+        ok 2 - S4 class - binary
+    ok 2 - rds S4 class - binary
+    # Subtest: rds S4 class - compressed xdr
         1..2
-        ok 1 - explicit compact rownames - compressed xdr
-        ok 2 - explicit compact rownames - compressed xdr
-    ok 3 - rds explicit compact rownames - compressed xdr
-    # Subtest: rds explicit compact rownames - bzip compressed xdr
+        ok 1 - S4 class - compressed xdr
+        ok 2 - S4 class - compressed xdr
+    ok 3 - rds S4 class - compressed xdr
+    # Subtest: rds S4 class - bzip compressed xdr
         1..2
-        ok 1 - explicit compact rownames - bzip compressed xdr
-        ok 2 - explicit compact rownames - bzip compressed xdr
-    ok 4 - rds explicit compact rownames - bzip compressed xdr
-    ok 5 - explicit compact rownames - xz
-ok 42 - variants explicit compact rownames
+        ok 1 - S4 class - bzip compressed xdr
+        ok 2 - S4 class - bzip compressed xdr
+    ok 4 - rds S4 class - bzip compressed xdr
+    ok 5 - S4 class - xz
+ok 42 - variants S4 class
+ok 43 # skip not yet supported
+# Subtest: variants expression(u, v, 1+0:9)
+    1..5
+    # Subtest: rds expression(u, v, 1+0:9) - xdr
+        1..2
+        ok 1 - expression(u, v, 1+0:9) - xdr
+        ok 2 - expression(u, v, 1+0:9) - xdr
+    ok 1 - rds expression(u, v, 1+0:9) - xdr
+    # Subtest: rds expression(u, v, 1+0:9) - binary
+        1..2
+        ok 1 - expression(u, v, 1+0:9) - binary
+        ok 2 - expression(u, v, 1+0:9) - binary
+    ok 2 - rds expression(u, v, 1+0:9) - binary
+    # Subtest: rds expression(u, v, 1+0:9) - compressed xdr
+        1..2
+        ok 1 - expression(u, v, 1+0:9) - compressed xdr
+        ok 2 - expression(u, v, 1+0:9) - compressed xdr
+    ok 3 - rds expression(u, v, 1+0:9) - compressed xdr
+    # Subtest: rds expression(u, v, 1+0:9) - bzip compressed xdr
+        1..2
+        ok 1 - expression(u, v, 1+0:9) - bzip compressed xdr
+        ok 2 - expression(u, v, 1+0:9) - bzip compressed xdr
+    ok 4 - rds expression(u, v, 1+0:9) - bzip compressed xdr
+    ok 5 - expression(u, v, 1+0:9) - xz
+ok 44 - variants expression(u, v, 1+0:9)
+# Subtest: variants double vector with NAs
+    1..5
+    # Subtest: rds double vector with NAs - xdr
+        1..2
+        ok 1 - double vector with NAs - xdr
+        ok 2 - double vector with NAs - xdr
+    ok 1 - rds double vector with NAs - xdr
+    # Subtest: rds double vector with NAs - binary
+        1..2
+        ok 1 - double vector with NAs - binary
+        ok 2 - double vector with NAs - binary
+    ok 2 - rds double vector with NAs - binary
+    # Subtest: rds double vector with NAs - compressed xdr
+        1..2
+        ok 1 - double vector with NAs - compressed xdr
+        ok 2 - double vector with NAs - compressed xdr
+    ok 3 - rds double vector with NAs - compressed xdr
+    # Subtest: rds double vector with NAs - bzip compressed xdr
+        1..2
+        ok 1 - double vector with NAs - bzip compressed xdr
+        ok 2 - double vector with NAs - bzip compressed xdr
+    ok 4 - rds double vector with NAs - bzip compressed xdr
+    ok 5 - double vector with NAs - xz
+ok 45 - variants double vector with NAs
 # Subtest: variants simple complex vector
     1..5
     # Subtest: rds simple complex vector - xdr
@@ -1602,55 +1779,7 @@
         ok 2 - simple complex vector - bzip compressed xdr
     ok 4 - rds simple complex vector - bzip compressed xdr
     ok 5 - simple complex vector - xz
-ok 43 - variants simple complex vector
-# Subtest: variants empty int vector
-    1..5
-    # Subtest: rds empty int vector - xdr
-        1..2
-        ok 1 - empty int vector - xdr
-        ok 2 - empty int vector - xdr
-    ok 1 - rds empty int vector - xdr
-    # Subtest: rds empty int vector - binary
-        1..2
-        ok 1 - empty int vector - binary
-        ok 2 - empty int vector - binary
-    ok 2 - rds empty int vector - binary
-    # Subtest: rds empty int vector - compressed xdr
-        1..2
-        ok 1 - empty int vector - compressed xdr
-        ok 2 - empty int vector - compressed xdr
-    ok 3 - rds empty int vector - compressed xdr
-    # Subtest: rds empty int vector - bzip compressed xdr
-        1..2
-        ok 1 - empty int vector - bzip compressed xdr
-        ok 2 - empty int vector - bzip compressed xdr
-    ok 4 - rds empty int vector - bzip compressed xdr
-    ok 5 - empty int vector - xz
-ok 44 - variants empty int vector
-# Subtest: variants empty symbol
-    1..5
-    # Subtest: rds empty symbol - xdr
-        1..2
-        ok 1 - empty symbol - xdr
-        ok 2 - empty symbol - xdr
-    ok 1 - rds empty symbol - xdr
-    # Subtest: rds empty symbol - binary
-        1..2
-        ok 1 - empty symbol - binary
-        ok 2 - empty symbol - binary
-    ok 2 - rds empty symbol - binary
-    # Subtest: rds empty symbol - compressed xdr
-        1..2
-        ok 1 - empty symbol - compressed xdr
-        ok 2 - empty symbol - compressed xdr
-    ok 3 - rds empty symbol - compressed xdr
-    # Subtest: rds empty symbol - bzip compressed xdr
-        1..2
-        ok 1 - empty symbol - bzip compressed xdr
-        ok 2 - empty symbol - bzip compressed xdr
-    ok 4 - rds empty symbol - bzip compressed xdr
-    ok 5 - empty symbol - xz
-ok 45 - variants empty symbol
+ok 46 - variants simple complex vector
 # Subtest: variants empty double vector
     1..5
     # Subtest: rds empty double vector - xdr
@@ -1674,103 +1803,7 @@
         ok 2 - empty double vector - bzip compressed xdr
     ok 4 - rds empty double vector - bzip compressed xdr
     ok 5 - empty double vector - xz
-ok 46 - variants empty double vector
-# Subtest: variants empty raw vector
-    1..5
-    # Subtest: rds empty raw vector - xdr
-        1..2
-        ok 1 - empty raw vector - xdr
-        ok 2 - empty raw vector - xdr
-    ok 1 - rds empty raw vector - xdr
-    # Subtest: rds empty raw vector - binary
-        1..2
-        ok 1 - empty raw vector - binary
-        ok 2 - empty raw vector - binary
-    ok 2 - rds empty raw vector - binary
-    # Subtest: rds empty raw vector - compressed xdr
-        1..2
-        ok 1 - empty raw vector - compressed xdr
-        ok 2 - empty raw vector - compressed xdr
-    ok 3 - rds empty raw vector - compressed xdr
-    # Subtest: rds empty raw vector - bzip compressed xdr
-        1..2
-        ok 1 - empty raw vector - bzip compressed xdr
-        ok 2 - empty raw vector - bzip compressed xdr
-    ok 4 - rds empty raw vector - bzip compressed xdr
-    ok 5 - empty raw vector - xz
-ok 47 - variants empty raw vector
-# Subtest: variants expression(42L)
-    1..5
-    # Subtest: rds expression(42L) - xdr
-        1..2
-        ok 1 - expression(42L) - xdr
-        ok 2 - expression(42L) - xdr
-    ok 1 - rds expression(42L) - xdr
-    # Subtest: rds expression(42L) - binary
-        1..2
-        ok 1 - expression(42L) - binary
-        ok 2 - expression(42L) - binary
-    ok 2 - rds expression(42L) - binary
-    # Subtest: rds expression(42L) - compressed xdr
-        1..2
-        ok 1 - expression(42L) - compressed xdr
-        ok 2 - expression(42L) - compressed xdr
-    ok 3 - rds expression(42L) - compressed xdr
-    # Subtest: rds expression(42L) - bzip compressed xdr
-        1..2
-        ok 1 - expression(42L) - bzip compressed xdr
-        ok 2 - expression(42L) - bzip compressed xdr
-    ok 4 - rds expression(42L) - bzip compressed xdr
-    ok 5 - expression(42L) - xz
-ok 48 - variants expression(42L)
-# Subtest: variants empty logical vector
-    1..5
-    # Subtest: rds empty logical vector - xdr
-        1..2
-        ok 1 - empty logical vector - xdr
-        ok 2 - empty logical vector - xdr
-    ok 1 - rds empty logical vector - xdr
-    # Subtest: rds empty logical vector - binary
-        1..2
-        ok 1 - empty logical vector - binary
-        ok 2 - empty logical vector - binary
-    ok 2 - rds empty logical vector - binary
-    # Subtest: rds empty logical vector - compressed xdr
-        1..2
-        ok 1 - empty logical vector - compressed xdr
-        ok 2 - empty logical vector - compressed xdr
-    ok 3 - rds empty logical vector - compressed xdr
-    # Subtest: rds empty logical vector - bzip compressed xdr
-        1..2
-        ok 1 - empty logical vector - bzip compressed xdr
-        ok 2 - empty logical vector - bzip compressed xdr
-    ok 4 - rds empty logical vector - bzip compressed xdr
-    ok 5 - empty logical vector - xz
-ok 49 - variants empty logical vector
-# Subtest: variants S4 class
-    1..5
-    # Subtest: rds S4 class - xdr
-        1..2
-        ok 1 - S4 class - xdr
-        ok 2 - S4 class - xdr
-    ok 1 - rds S4 class - xdr
-    # Subtest: rds S4 class - binary
-        1..2
-        ok 1 - S4 class - binary
-        ok 2 - S4 class - binary
-    ok 2 - rds S4 class - binary
-    # Subtest: rds S4 class - compressed xdr
-        1..2
-        ok 1 - S4 class - compressed xdr
-        ok 2 - S4 class - compressed xdr
-    ok 3 - rds S4 class - compressed xdr
-    # Subtest: rds S4 class - bzip compressed xdr
-        1..2
-        ok 1 - S4 class - bzip compressed xdr
-        ok 2 - S4 class - bzip compressed xdr
-    ok 4 - rds S4 class - bzip compressed xdr
-    ok 5 - S4 class - xz
-ok 50 - variants S4 class
+ok 47 - variants empty double vector
 # Subtest: variants expression(1+2)
     1..5
     # Subtest: rds expression(1+2) - xdr
@@ -1794,104 +1827,32 @@
         ok 2 - expression(1+2) - bzip compressed xdr
     ok 4 - rds expression(1+2) - bzip compressed xdr
     ok 5 - expression(1+2) - xz
-ok 51 - variants expression(1+2)
-# Subtest: variants empty expr
-    1..5
-    # Subtest: rds empty expr - xdr
-        1..2
-        ok 1 - empty expr - xdr
-        ok 2 - empty expr - xdr
-    ok 1 - rds empty expr - xdr
-    # Subtest: rds empty expr - binary
-        1..2
-        ok 1 - empty expr - binary
-        ok 2 - empty expr - binary
-    ok 2 - rds empty expr - binary
-    # Subtest: rds empty expr - compressed xdr
-        1..2
-        ok 1 - empty expr - compressed xdr
-        ok 2 - empty expr - compressed xdr
-    ok 3 - rds empty expr - compressed xdr
-    # Subtest: rds empty expr - bzip compressed xdr
-        1..2
-        ok 1 - empty expr - bzip compressed xdr
-        ok 2 - empty expr - bzip compressed xdr
-    ok 4 - rds empty expr - bzip compressed xdr
-    ok 5 - empty expr - xz
-ok 52 - variants empty expr
-# Subtest: variants scalar complex vector
-    1..5
-    # Subtest: rds scalar complex vector - xdr
-        1..2
-        ok 1 - scalar complex vector - xdr
-        ok 2 - scalar complex vector - xdr
-    ok 1 - rds scalar complex vector - xdr
-    # Subtest: rds scalar complex vector - binary
-        1..2
-        ok 1 - scalar complex vector - binary
-        ok 2 - scalar complex vector - binary
-    ok 2 - rds scalar complex vector - binary
-    # Subtest: rds scalar complex vector - compressed xdr
-        1..2
-        ok 1 - scalar complex vector - compressed xdr
-        ok 2 - scalar complex vector - compressed xdr
-    ok 3 - rds scalar complex vector - compressed xdr
-    # Subtest: rds scalar complex vector - bzip compressed xdr
-        1..2
-        ok 1 - scalar complex vector - bzip compressed xdr
-        ok 2 - scalar complex vector - bzip compressed xdr
-    ok 4 - rds scalar complex vector - bzip compressed xdr
-    ok 5 - scalar complex vector - xz
-ok 53 - variants scalar complex vector
-# Subtest: variants expression(NULL)
-    1..5
-    # Subtest: rds expression(NULL) - xdr
-        1..2
-        ok 1 - expression(NULL) - xdr
-        ok 2 - expression(NULL) - xdr
-    ok 1 - rds expression(NULL) - xdr
-    # Subtest: rds expression(NULL) - binary
-        1..2
-        ok 1 - expression(NULL) - binary
-        ok 2 - expression(NULL) - binary
-    ok 2 - rds expression(NULL) - binary
-    # Subtest: rds expression(NULL) - compressed xdr
-        1..2
-        ok 1 - expression(NULL) - compressed xdr
-        ok 2 - expression(NULL) - compressed xdr
-    ok 3 - rds expression(NULL) - compressed xdr
-    # Subtest: rds expression(NULL) - bzip compressed xdr
-        1..2
-        ok 1 - expression(NULL) - bzip compressed xdr
-        ok 2 - expression(NULL) - bzip compressed xdr
-    ok 4 - rds expression(NULL) - bzip compressed xdr
-    ok 5 - expression(NULL) - xz
-ok 54 - variants expression(NULL)
-# Subtest: variants real-only empty complex vector
+ok 48 - variants expression(1+2)
+ok 49 # skip not yet supported
+# Subtest: variants automatic compact rownames
     1..5
-    # Subtest: rds real-only empty complex vector - xdr
+    # Subtest: rds automatic compact rownames - xdr
         1..2
-        ok 1 - real-only empty complex vector - xdr
-        ok 2 - real-only empty complex vector - xdr
-    ok 1 - rds real-only empty complex vector - xdr
-    # Subtest: rds real-only empty complex vector - binary
+        ok 1 - automatic compact rownames - xdr
+        ok 2 - automatic compact rownames - xdr
+    ok 1 - rds automatic compact rownames - xdr
+    # Subtest: rds automatic compact rownames - binary
         1..2
-        ok 1 - real-only empty complex vector - binary
-        ok 2 - real-only empty complex vector - binary
-    ok 2 - rds real-only empty complex vector - binary
-    # Subtest: rds real-only empty complex vector - compressed xdr
+        ok 1 - automatic compact rownames - binary
+        ok 2 - automatic compact rownames - binary
+    ok 2 - rds automatic compact rownames - binary
+    # Subtest: rds automatic compact rownames - compressed xdr
         1..2
-        ok 1 - real-only empty complex vector - compressed xdr
-        ok 2 - real-only empty complex vector - compressed xdr
-    ok 3 - rds real-only empty complex vector - compressed xdr
-    # Subtest: rds real-only empty complex vector - bzip compressed xdr
+        ok 1 - automatic compact rownames - compressed xdr
+        ok 2 - automatic compact rownames - compressed xdr
+    ok 3 - rds automatic compact rownames - compressed xdr
+    # Subtest: rds automatic compact rownames - bzip compressed xdr
         1..2
-        ok 1 - real-only empty complex vector - bzip compressed xdr
-        ok 2 - real-only empty complex vector - bzip compressed xdr
-    ok 4 - rds real-only empty complex vector - bzip compressed xdr
-    ok 5 - real-only empty complex vector - xz
-ok 55 - variants real-only empty complex vector
-ok 56 # skip not yet supported
+        ok 1 - automatic compact rownames - bzip compressed xdr
+        ok 2 - automatic compact rownames - bzip compressed xdr
+    ok 4 - rds automatic compact rownames - bzip compressed xdr
+    ok 5 - automatic compact rownames - xz
+ok 50 - variants automatic compact rownames
 # Subtest: variants complex vector with a name attribute
     1..5
     # Subtest: rds complex vector with a name attribute - xdr
@@ -1915,104 +1876,58 @@
         ok 2 - complex vector with a name attribute - bzip compressed xdr
     ok 4 - rds complex vector with a name attribute - bzip compressed xdr
     ok 5 - complex vector with a name attribute - xz
-ok 57 - variants complex vector with a name attribute
-# Subtest: variants empty list
-    1..5
-    # Subtest: rds empty list - xdr
-        1..2
-        ok 1 - empty list - xdr
-        ok 2 - empty list - xdr
-    ok 1 - rds empty list - xdr
-    # Subtest: rds empty list - binary
-        1..2
-        ok 1 - empty list - binary
-        ok 2 - empty list - binary
-    ok 2 - rds empty list - binary
-    # Subtest: rds empty list - compressed xdr
-        1..2
-        ok 1 - empty list - compressed xdr
-        ok 2 - empty list - compressed xdr
-    ok 3 - rds empty list - compressed xdr
-    # Subtest: rds empty list - bzip compressed xdr
-        1..2
-        ok 1 - empty list - bzip compressed xdr
-        ok 2 - empty list - bzip compressed xdr
-    ok 4 - rds empty list - bzip compressed xdr
-    ok 5 - empty list - xz
-ok 58 - variants empty list
-ok 59 # skip not yet supported
-# Subtest: variants list with NAs
-    1..5
-    # Subtest: rds list with NAs - xdr
-        1..2
-        ok 1 - list with NAs - xdr
-        ok 2 - list with NAs - xdr
-    ok 1 - rds list with NAs - xdr
-    # Subtest: rds list with NAs - binary
-        1..2
-        ok 1 - list with NAs - binary
-        ok 2 - list with NAs - binary
-    ok 2 - rds list with NAs - binary
-    # Subtest: rds list with NAs - compressed xdr
-        1..2
-        ok 1 - list with NAs - compressed xdr
-        ok 2 - list with NAs - compressed xdr
-    ok 3 - rds list with NAs - compressed xdr
-    # Subtest: rds list with NAs - bzip compressed xdr
-        1..2
-        ok 1 - list with NAs - bzip compressed xdr
-        ok 2 - list with NAs - bzip compressed xdr
-    ok 4 - rds list with NAs - bzip compressed xdr
-    ok 5 - list with NAs - xz
-ok 60 - variants list with NAs
-# Subtest: variants double vector with NAs
+ok 51 - variants complex vector with a name attribute
+ok 52 # skip not yet supported
+ok 53 # skip not yet supported
+ok 54 # skip not yet supported
+# Subtest: variants empty logical vector
     1..5
-    # Subtest: rds double vector with NAs - xdr
+    # Subtest: rds empty logical vector - xdr
         1..2
-        ok 1 - double vector with NAs - xdr
-        ok 2 - double vector with NAs - xdr
-    ok 1 - rds double vector with NAs - xdr
-    # Subtest: rds double vector with NAs - binary
+        ok 1 - empty logical vector - xdr
+        ok 2 - empty logical vector - xdr
+    ok 1 - rds empty logical vector - xdr
+    # Subtest: rds empty logical vector - binary
         1..2
-        ok 1 - double vector with NAs - binary
-        ok 2 - double vector with NAs - binary
-    ok 2 - rds double vector with NAs - binary
-    # Subtest: rds double vector with NAs - compressed xdr
+        ok 1 - empty logical vector - binary
+        ok 2 - empty logical vector - binary
+    ok 2 - rds empty logical vector - binary
+    # Subtest: rds empty logical vector - compressed xdr
         1..2
-        ok 1 - double vector with NAs - compressed xdr
-        ok 2 - double vector with NAs - compressed xdr
-    ok 3 - rds double vector with NAs - compressed xdr
-    # Subtest: rds double vector with NAs - bzip compressed xdr
+        ok 1 - empty logical vector - compressed xdr
+        ok 2 - empty logical vector - compressed xdr
+    ok 3 - rds empty logical vector - compressed xdr
+    # Subtest: rds empty logical vector - bzip compressed xdr
         1..2
-        ok 1 - double vector with NAs - bzip compressed xdr
-        ok 2 - double vector with NAs - bzip compressed xdr
-    ok 4 - rds double vector with NAs - bzip compressed xdr
-    ok 5 - double vector with NAs - xz
-ok 61 - variants double vector with NAs
-# Subtest: variants expression(u, v, 1+0:9)
+        ok 1 - empty logical vector - bzip compressed xdr
+        ok 2 - empty logical vector - bzip compressed xdr
+    ok 4 - rds empty logical vector - bzip compressed xdr
+    ok 5 - empty logical vector - xz
+ok 55 - variants empty logical vector
+# Subtest: variants empty expr
     1..5
-    # Subtest: rds expression(u, v, 1+0:9) - xdr
+    # Subtest: rds empty expr - xdr
         1..2
-        ok 1 - expression(u, v, 1+0:9) - xdr
-        ok 2 - expression(u, v, 1+0:9) - xdr
-    ok 1 - rds expression(u, v, 1+0:9) - xdr
-    # Subtest: rds expression(u, v, 1+0:9) - binary
+        ok 1 - empty expr - xdr
+        ok 2 - empty expr - xdr
+    ok 1 - rds empty expr - xdr
+    # Subtest: rds empty expr - binary
         1..2
-        ok 1 - expression(u, v, 1+0:9) - binary
-        ok 2 - expression(u, v, 1+0:9) - binary
-    ok 2 - rds expression(u, v, 1+0:9) - binary
-    # Subtest: rds expression(u, v, 1+0:9) - compressed xdr
+        ok 1 - empty expr - binary
+        ok 2 - empty expr - binary
+    ok 2 - rds empty expr - binary
+    # Subtest: rds empty expr - compressed xdr
         1..2
-        ok 1 - expression(u, v, 1+0:9) - compressed xdr
-        ok 2 - expression(u, v, 1+0:9) - compressed xdr
-    ok 3 - rds expression(u, v, 1+0:9) - compressed xdr
-    # Subtest: rds expression(u, v, 1+0:9) - bzip compressed xdr
+        ok 1 - empty expr - compressed xdr
+        ok 2 - empty expr - compressed xdr
+    ok 3 - rds empty expr - compressed xdr
+    # Subtest: rds empty expr - bzip compressed xdr
         1..2
-        ok 1 - expression(u, v, 1+0:9) - bzip compressed xdr
-        ok 2 - expression(u, v, 1+0:9) - bzip compressed xdr
-    ok 4 - rds expression(u, v, 1+0:9) - bzip compressed xdr
-    ok 5 - expression(u, v, 1+0:9) - xz
-ok 62 - variants expression(u, v, 1+0:9)
+        ok 1 - empty expr - bzip compressed xdr
+        ok 2 - empty expr - bzip compressed xdr
+    ok 4 - rds empty expr - bzip compressed xdr
+    ok 5 - empty expr - xz
+ok 56 - variants empty expr
 # Subtest: variants char vector with NAs
     1..5
     # Subtest: rds char vector with NAs - xdr
@@ -2036,32 +1951,105 @@
         ok 2 - char vector with NAs - bzip compressed xdr
     ok 4 - rds char vector with NAs - bzip compressed xdr
     ok 5 - char vector with NAs - xz
-ok 63 - variants char vector with NAs
-# Subtest: variants emptyenv()
+ok 57 - variants char vector with NAs
+# Subtest: variants empty int vector
     1..5
-    # Subtest: rds emptyenv() - xdr
+    # Subtest: rds empty int vector - xdr
         1..2
-        ok 1 - emptyenv() - xdr
-        ok 2 - emptyenv() - xdr
-    ok 1 - rds emptyenv() - xdr
-    # Subtest: rds emptyenv() - binary
+        ok 1 - empty int vector - xdr
+        ok 2 - empty int vector - xdr
+    ok 1 - rds empty int vector - xdr
+    # Subtest: rds empty int vector - binary
         1..2
-        ok 1 - emptyenv() - binary
-        ok 2 - emptyenv() - binary
-    ok 2 - rds emptyenv() - binary
-    # Subtest: rds emptyenv() - compressed xdr
+        ok 1 - empty int vector - binary
+        ok 2 - empty int vector - binary
+    ok 2 - rds empty int vector - binary
+    # Subtest: rds empty int vector - compressed xdr
         1..2
-        ok 1 - emptyenv() - compressed xdr
-        ok 2 - emptyenv() - compressed xdr
-    ok 3 - rds emptyenv() - compressed xdr
-    # Subtest: rds emptyenv() - bzip compressed xdr
+        ok 1 - empty int vector - compressed xdr
+        ok 2 - empty int vector - compressed xdr
+    ok 3 - rds empty int vector - compressed xdr
+    # Subtest: rds empty int vector - bzip compressed xdr
         1..2
-        ok 1 - emptyenv() - bzip compressed xdr
-        ok 2 - emptyenv() - bzip compressed xdr
-    ok 4 - rds emptyenv() - bzip compressed xdr
-    ok 5 - emptyenv() - xz
-ok 64 - variants emptyenv()
-ok 65 # skip not yet supported
+        ok 1 - empty int vector - bzip compressed xdr
+        ok 2 - empty int vector - bzip compressed xdr
+    ok 4 - rds empty int vector - bzip compressed xdr
+    ok 5 - empty int vector - xz
+ok 58 - variants empty int vector
+# Subtest: variants globalenv()
+    1..5
+    # Subtest: rds globalenv() - xdr
+        1..2
+        ok 1 - globalenv() - xdr
+        ok 2 - globalenv() - xdr
+    ok 1 - rds globalenv() - xdr
+    # Subtest: rds globalenv() - binary
+        1..2
+        ok 1 - globalenv() - binary
+        ok 2 - globalenv() - binary
+    ok 2 - rds globalenv() - binary
+    # Subtest: rds globalenv() - compressed xdr
+        1..2
+        ok 1 - globalenv() - compressed xdr
+        ok 2 - globalenv() - compressed xdr
+    ok 3 - rds globalenv() - compressed xdr
+    # Subtest: rds globalenv() - bzip compressed xdr
+        1..2
+        ok 1 - globalenv() - bzip compressed xdr
+        ok 2 - globalenv() - bzip compressed xdr
+    ok 4 - rds globalenv() - bzip compressed xdr
+    ok 5 - globalenv() - xz
+ok 59 - variants globalenv()
+# Subtest: variants logical vector with NAs
+    1..5
+    # Subtest: rds logical vector with NAs - xdr
+        1..2
+        ok 1 - logical vector with NAs - xdr
+        ok 2 - logical vector with NAs - xdr
+    ok 1 - rds logical vector with NAs - xdr
+    # Subtest: rds logical vector with NAs - binary
+        1..2
+        ok 1 - logical vector with NAs - binary
+        ok 2 - logical vector with NAs - binary
+    ok 2 - rds logical vector with NAs - binary
+    # Subtest: rds logical vector with NAs - compressed xdr
+        1..2
+        ok 1 - logical vector with NAs - compressed xdr
+        ok 2 - logical vector with NAs - compressed xdr
+    ok 3 - rds logical vector with NAs - compressed xdr
+    # Subtest: rds logical vector with NAs - bzip compressed xdr
+        1..2
+        ok 1 - logical vector with NAs - bzip compressed xdr
+        ok 2 - logical vector with NAs - bzip compressed xdr
+    ok 4 - rds logical vector with NAs - bzip compressed xdr
+    ok 5 - logical vector with NAs - xz
+ok 60 - variants logical vector with NAs
+# Subtest: variants empty char vector
+    1..5
+    # Subtest: rds empty char vector - xdr
+        1..2
+        ok 1 - empty char vector - xdr
+        ok 2 - empty char vector - xdr
+    ok 1 - rds empty char vector - xdr
+    # Subtest: rds empty char vector - binary
+        1..2
+        ok 1 - empty char vector - binary
+        ok 2 - empty char vector - binary
+    ok 2 - rds empty char vector - binary
+    # Subtest: rds empty char vector - compressed xdr
+        1..2
+        ok 1 - empty char vector - compressed xdr
+        ok 2 - empty char vector - compressed xdr
+    ok 3 - rds empty char vector - compressed xdr
+    # Subtest: rds empty char vector - bzip compressed xdr
+        1..2
+        ok 1 - empty char vector - bzip compressed xdr
+        ok 2 - empty char vector - bzip compressed xdr
+    ok 4 - rds empty char vector - bzip compressed xdr
+    ok 5 - empty char vector - xz
+ok 61 - variants empty char vector
+ok 62 # skip not yet supported
+ok 63 # skip not yet supported
 # Subtest: variants complex vector with NAs
     1..5
     # Subtest: rds complex vector with NAs - xdr
@@ -2085,7 +2073,55 @@
         ok 2 - complex vector with NAs - bzip compressed xdr
     ok 4 - rds complex vector with NAs - bzip compressed xdr
     ok 5 - complex vector with NAs - xz
-ok 66 - variants complex vector with NAs
+ok 64 - variants complex vector with NAs
+# Subtest: variants list with a single NULL
+    1..5
+    # Subtest: rds list with a single NULL - xdr
+        1..2
+        ok 1 - list with a single NULL - xdr
+        ok 2 - list with a single NULL - xdr
+    ok 1 - rds list with a single NULL - xdr
+    # Subtest: rds list with a single NULL - binary
+        1..2
+        ok 1 - list with a single NULL - binary
+        ok 2 - list with a single NULL - binary
+    ok 2 - rds list with a single NULL - binary
+    # Subtest: rds list with a single NULL - compressed xdr
+        1..2
+        ok 1 - list with a single NULL - compressed xdr
+        ok 2 - list with a single NULL - compressed xdr
+    ok 3 - rds list with a single NULL - compressed xdr
+    # Subtest: rds list with a single NULL - bzip compressed xdr
+        1..2
+        ok 1 - list with a single NULL - bzip compressed xdr
+        ok 2 - list with a single NULL - bzip compressed xdr
+    ok 4 - rds list with a single NULL - bzip compressed xdr
+    ok 5 - list with a single NULL - xz
+ok 65 - variants list with a single NULL
+# Subtest: variants explicit compact rownames
+    1..5
+    # Subtest: rds explicit compact rownames - xdr
+        1..2
+        ok 1 - explicit compact rownames - xdr
+        ok 2 - explicit compact rownames - xdr
+    ok 1 - rds explicit compact rownames - xdr
+    # Subtest: rds explicit compact rownames - binary
+        1..2
+        ok 1 - explicit compact rownames - binary
+        ok 2 - explicit compact rownames - binary
+    ok 2 - rds explicit compact rownames - binary
+    # Subtest: rds explicit compact rownames - compressed xdr
+        1..2
+        ok 1 - explicit compact rownames - compressed xdr
+        ok 2 - explicit compact rownames - compressed xdr
+    ok 3 - rds explicit compact rownames - compressed xdr
+    # Subtest: rds explicit compact rownames - bzip compressed xdr
+        1..2
+        ok 1 - explicit compact rownames - bzip compressed xdr
+        ok 2 - explicit compact rownames - bzip compressed xdr
+    ok 4 - rds explicit compact rownames - bzip compressed xdr
+    ok 5 - explicit compact rownames - xz
+ok 66 - variants explicit compact rownames
 ok
 t/io-oo-rserve-eval-live.t ..... skipped: Cannot connect to Rserve server at localhost:6311
 t/io-oo-rserve-eval-mock.t ..... 
@@ -2315,9 +2351,9 @@
     ok 11 - last call
 ok 16 - mock lm mpg~wt, head(mtcars)
 ok 17 - server error
-# Subtest: mock empty char vector
+# Subtest: mock emptyenv()
     1..11
-    ok 1 - empty char vector
+    ok 1 - emptyenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2328,10 +2364,12 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 18 - mock empty char vector
-# Subtest: mock expression(42L)
+ok 18 - mock emptyenv()
+ok 19 # skip not yet supported
+ok 20 # skip not yet supported
+# Subtest: mock empty expr
     1..11
-    ok 1 - expression(42L)
+    ok 1 - empty expr
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2342,10 +2380,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 19 - mock expression(42L)
-# Subtest: mock imaginary-only complex vector
+ok 21 - mock empty expr
+ok 22 # skip not yet supported
+# Subtest: mock char vector with NAs
     1..11
-    ok 1 - imaginary-only complex vector
+    ok 1 - char vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2356,11 +2395,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 20 - mock imaginary-only complex vector
-ok 21 # skip not yet supported
-# Subtest: mock S4 subclass
+ok 23 - mock char vector with NAs
+# Subtest: mock real-only empty complex vector
     1..11
-    ok 1 - S4 subclass
+    ok 1 - real-only empty complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2371,10 +2409,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 22 - mock S4 subclass
-# Subtest: mock complex vector with NAs
+ok 24 - mock real-only empty complex vector
+# Subtest: mock null
     1..11
-    ok 1 - complex vector with NAs
+    ok 1 - null
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2385,10 +2423,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 23 - mock complex vector with NAs
-# Subtest: mock environment with attributes
+ok 25 - mock null
+# Subtest: mock empty double vector
     1..11
-    ok 1 - environment with attributes
+    ok 1 - empty double vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2399,10 +2437,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 24 - mock environment with attributes
-# Subtest: mock empty symbol
+ok 26 - mock empty double vector
+# Subtest: mock expression(42L)
     1..11
-    ok 1 - empty symbol
+    ok 1 - expression(42L)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2413,11 +2451,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 25 - mock empty symbol
-ok 26 # skip not yet supported
-# Subtest: mock logical vector with NAs
+ok 27 - mock expression(42L)
+ok 28 # skip not yet supported
+# Subtest: mock globalenv()
     1..11
-    ok 1 - logical vector with NAs
+    ok 1 - globalenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2428,10 +2466,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 27 - mock logical vector with NAs
-# Subtest: mock empty raw vector
+ok 29 - mock globalenv()
+# Subtest: mock expression(u, v, 1+0:9)
     1..11
-    ok 1 - empty raw vector
+    ok 1 - expression(u, v, 1+0:9)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2442,10 +2480,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 28 - mock empty raw vector
-# Subtest: mock explicit compact rownames
+ok 30 - mock expression(u, v, 1+0:9)
+ok 31 # skip not yet supported
+# Subtest: mock S4 class
     1..11
-    ok 1 - explicit compact rownames
+    ok 1 - S4 class
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2456,10 +2495,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 29 - mock explicit compact rownames
-# Subtest: mock baseenv()
+ok 32 - mock S4 class
+# Subtest: mock empty symbol
     1..11
-    ok 1 - baseenv()
+    ok 1 - empty symbol
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2470,11 +2509,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 30 - mock baseenv()
-ok 31 # skip not yet supported
-# Subtest: mock automatic compact rownames
+ok 33 - mock empty symbol
+# Subtest: mock list with a single NULL
     1..11
-    ok 1 - automatic compact rownames
+    ok 1 - list with a single NULL
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2485,10 +2523,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 32 - mock automatic compact rownames
-# Subtest: mock char vector with NAs
+ok 34 - mock list with a single NULL
+# Subtest: mock explicit compact rownames
     1..11
-    ok 1 - char vector with NAs
+    ok 1 - explicit compact rownames
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2499,10 +2537,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 33 - mock char vector with NAs
-# Subtest: mock simple complex vector
+ok 35 - mock explicit compact rownames
+# Subtest: mock baseenv()
     1..11
-    ok 1 - simple complex vector
+    ok 1 - baseenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2513,10 +2551,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 34 - mock simple complex vector
-# Subtest: mock real-only empty complex vector
+ok 36 - mock baseenv()
+# Subtest: mock empty logical vector
     1..11
-    ok 1 - real-only empty complex vector
+    ok 1 - empty logical vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2527,10 +2565,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 35 - mock real-only empty complex vector
-# Subtest: mock expression(u, v, 1+0:9)
+ok 37 - mock empty logical vector
+# Subtest: mock automatic compact rownames
     1..11
-    ok 1 - expression(u, v, 1+0:9)
+    ok 1 - automatic compact rownames
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2541,10 +2579,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 36 - mock expression(u, v, 1+0:9)
-# Subtest: mock list with a single NULL
+ok 38 - mock automatic compact rownames
+# Subtest: mock logical vector with NAs
     1..11
-    ok 1 - list with a single NULL
+    ok 1 - logical vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2555,10 +2593,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 37 - mock list with a single NULL
-# Subtest: mock expression(1+2)
+ok 39 - mock logical vector with NAs
+# Subtest: mock double vector with NAs
     1..11
-    ok 1 - expression(1+2)
+    ok 1 - double vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2569,10 +2607,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 38 - mock expression(1+2)
-# Subtest: mock list with NAs
+ok 40 - mock double vector with NAs
+# Subtest: mock expression(1+2)
     1..11
-    ok 1 - list with NAs
+    ok 1 - expression(1+2)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2583,10 +2621,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 39 - mock list with NAs
-# Subtest: mock int vector with NAs
+ok 41 - mock expression(1+2)
+ok 42 # skip not yet supported
+# Subtest: mock empty complex vector
     1..11
-    ok 1 - int vector with NAs
+    ok 1 - empty complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2597,10 +2636,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 40 - mock int vector with NAs
-# Subtest: mock emptyenv()
+ok 43 - mock empty complex vector
+# Subtest: mock empty char vector
     1..11
-    ok 1 - emptyenv()
+    ok 1 - empty char vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2611,10 +2650,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 41 - mock emptyenv()
-# Subtest: mock scalar complex vector
+ok 44 - mock empty char vector
+# Subtest: mock empty int vector
     1..11
-    ok 1 - scalar complex vector
+    ok 1 - empty int vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2625,11 +2664,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 42 - mock scalar complex vector
-ok 43 # skip not yet supported
-# Subtest: mock empty expr
+ok 45 - mock empty int vector
+ok 46 # skip not yet supported
+# Subtest: mock complex vector with a name attribute
     1..11
-    ok 1 - empty expr
+    ok 1 - complex vector with a name attribute
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2640,10 +2679,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 44 - mock empty expr
-# Subtest: mock empty complex vector
+ok 47 - mock complex vector with a name attribute
+# Subtest: mock complex vector with NAs
     1..11
-    ok 1 - empty complex vector
+    ok 1 - complex vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2654,11 +2693,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 45 - mock empty complex vector
-ok 46 # skip not yet supported
-# Subtest: mock S4 class
+ok 48 - mock complex vector with NAs
+# Subtest: mock list with NAs
     1..11
-    ok 1 - S4 class
+    ok 1 - list with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2669,10 +2707,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 47 - mock S4 class
-# Subtest: mock expression(NULL)
+ok 49 - mock list with NAs
+# Subtest: mock environment with attributes
     1..11
-    ok 1 - expression(NULL)
+    ok 1 - environment with attributes
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2683,10 +2721,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 48 - mock expression(NULL)
-# Subtest: mock complex vector with a name attribute
+ok 50 - mock environment with attributes
+ok 51 # skip not yet supported
+# Subtest: mock simple complex vector
     1..11
-    ok 1 - complex vector with a name attribute
+    ok 1 - simple complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2697,12 +2736,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 49 - mock complex vector with a name attribute
-ok 50 # skip not yet supported
-ok 51 # skip not yet supported
-# Subtest: mock null
+ok 52 - mock simple complex vector
+# Subtest: mock int vector with NAs
     1..11
-    ok 1 - null
+    ok 1 - int vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2713,10 +2750,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 52 - mock null
-# Subtest: mock empty logical vector
+ok 53 - mock int vector with NAs
+ok 54 # skip not yet supported
+# Subtest: mock scalar complex vector
     1..11
-    ok 1 - empty logical vector
+    ok 1 - scalar complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2727,11 +2765,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 53 - mock empty logical vector
-ok 54 # skip not yet supported
-# Subtest: mock empty list
+ok 55 - mock scalar complex vector
+# Subtest: mock imaginary-only complex vector
     1..11
-    ok 1 - empty list
+    ok 1 - imaginary-only complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2742,11 +2779,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 55 - mock empty list
-ok 56 # skip not yet supported
-# Subtest: mock double vector with NAs
+ok 56 - mock imaginary-only complex vector
+# Subtest: mock empty raw vector
     1..11
-    ok 1 - double vector with NAs
+    ok 1 - empty raw vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2757,10 +2793,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 57 - mock double vector with NAs
-# Subtest: mock empty double vector
+ok 57 - mock empty raw vector
+# Subtest: mock S4 subclass
     1..11
-    ok 1 - empty double vector
+    ok 1 - S4 subclass
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2771,10 +2807,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 58 - mock empty double vector
-# Subtest: mock empty int vector
+ok 58 - mock S4 subclass
+# Subtest: mock empty list
     1..11
-    ok 1 - empty int vector
+    ok 1 - empty list
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2785,10 +2821,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 59 - mock empty int vector
-# Subtest: mock globalenv()
+ok 59 - mock empty list
+# Subtest: mock expression(NULL)
     1..11
-    ok 1 - globalenv()
+    ok 1 - expression(NULL)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -2799,7 +2835,7 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 60 - mock globalenv()
+ok 60 - mock expression(NULL)
 # Subtest: undef server
     1..3
     ok 1 - explicit server argument
@@ -3036,9 +3072,9 @@
     ok 11 - last call
 ok 16 - mock lm mpg~wt, head(mtcars)
 ok 17 - server error
-# Subtest: mock real-only empty complex vector
+# Subtest: mock empty char vector
     1..11
-    ok 1 - real-only empty complex vector
+    ok 1 - empty char vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3049,10 +3085,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 18 - mock real-only empty complex vector
-# Subtest: mock expression(u, v, 1+0:9)
+ok 18 - mock empty char vector
+# Subtest: mock S4 subclass
     1..11
-    ok 1 - expression(u, v, 1+0:9)
+    ok 1 - S4 subclass
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3063,10 +3099,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 19 - mock expression(u, v, 1+0:9)
-# Subtest: mock scalar complex vector
+ok 19 - mock S4 subclass
+ok 20 # skip not yet supported
+# Subtest: mock expression(1+2)
     1..11
-    ok 1 - scalar complex vector
+    ok 1 - expression(1+2)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3077,10 +3114,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 20 - mock scalar complex vector
-# Subtest: mock globalenv()
+ok 21 - mock expression(1+2)
+# Subtest: mock complex vector with NAs
     1..11
-    ok 1 - globalenv()
+    ok 1 - complex vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3091,10 +3128,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 21 - mock globalenv()
-# Subtest: mock logical vector with NAs
+ok 22 - mock complex vector with NAs
+# Subtest: mock S4 class
     1..11
-    ok 1 - logical vector with NAs
+    ok 1 - S4 class
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3105,10 +3142,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 22 - mock logical vector with NAs
-# Subtest: mock list with a single NULL
+ok 23 - mock S4 class
+# Subtest: mock expression(NULL)
     1..11
-    ok 1 - list with a single NULL
+    ok 1 - expression(NULL)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3119,7 +3156,7 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 23 - mock list with a single NULL
+ok 24 - mock expression(NULL)
 # Subtest: mock explicit compact rownames
     1..11
     ok 1 - explicit compact rownames
@@ -3133,11 +3170,12 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 24 - mock explicit compact rownames
-ok 25 # skip not yet supported
-# Subtest: mock expression(42L)
+ok 25 - mock explicit compact rownames
+ok 26 # skip not yet supported
+ok 27 # skip not yet supported
+# Subtest: mock empty int vector
     1..11
-    ok 1 - expression(42L)
+    ok 1 - empty int vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3148,10 +3186,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 26 - mock expression(42L)
-# Subtest: mock automatic compact rownames
+ok 28 - mock empty int vector
+# Subtest: mock globalenv()
     1..11
-    ok 1 - automatic compact rownames
+    ok 1 - globalenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3162,7 +3200,7 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 27 - mock automatic compact rownames
+ok 29 - mock globalenv()
 # Subtest: mock complex vector with a name attribute
     1..11
     ok 1 - complex vector with a name attribute
@@ -3176,10 +3214,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 28 - mock complex vector with a name attribute
-# Subtest: mock baseenv()
+ok 30 - mock complex vector with a name attribute
+# Subtest: mock empty symbol
     1..11
-    ok 1 - baseenv()
+    ok 1 - empty symbol
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3190,10 +3228,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 29 - mock baseenv()
-# Subtest: mock empty double vector
+ok 31 - mock empty symbol
+# Subtest: mock simple complex vector
     1..11
-    ok 1 - empty double vector
+    ok 1 - simple complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3204,10 +3242,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 30 - mock empty double vector
-# Subtest: mock expression(1+2)
+ok 32 - mock simple complex vector
+# Subtest: mock int vector with NAs
     1..11
-    ok 1 - expression(1+2)
+    ok 1 - int vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3218,10 +3256,12 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 31 - mock expression(1+2)
-# Subtest: mock empty char vector
+ok 33 - mock int vector with NAs
+ok 34 # skip not yet supported
+ok 35 # skip not yet supported
+# Subtest: mock automatic compact rownames
     1..11
-    ok 1 - empty char vector
+    ok 1 - automatic compact rownames
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3232,10 +3272,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 32 - mock empty char vector
-# Subtest: mock imaginary-only complex vector
+ok 36 - mock automatic compact rownames
+# Subtest: mock empty expr
     1..11
-    ok 1 - imaginary-only complex vector
+    ok 1 - empty expr
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3246,10 +3286,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 33 - mock imaginary-only complex vector
-# Subtest: mock empty logical vector
+ok 37 - mock empty expr
+# Subtest: mock real-only empty complex vector
     1..11
-    ok 1 - empty logical vector
+    ok 1 - real-only empty complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3260,13 +3300,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 34 - mock empty logical vector
-ok 35 # skip not yet supported
-ok 36 # skip not yet supported
-ok 37 # skip not yet supported
-# Subtest: mock empty int vector
+ok 38 - mock real-only empty complex vector
+# Subtest: mock empty double vector
     1..11
-    ok 1 - empty int vector
+    ok 1 - empty double vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3277,10 +3314,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 38 - mock empty int vector
-# Subtest: mock char vector with NAs
+ok 39 - mock empty double vector
+# Subtest: mock empty logical vector
     1..11
-    ok 1 - char vector with NAs
+    ok 1 - empty logical vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3291,11 +3328,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 39 - mock char vector with NAs
-ok 40 # skip not yet supported
-# Subtest: mock empty expr
+ok 40 - mock empty logical vector
+# Subtest: mock emptyenv()
     1..11
-    ok 1 - empty expr
+    ok 1 - emptyenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3306,10 +3342,12 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 41 - mock empty expr
-# Subtest: mock int vector with NAs
+ok 41 - mock emptyenv()
+ok 42 # skip not yet supported
+ok 43 # skip not yet supported
+# Subtest: mock double vector with NAs
     1..11
-    ok 1 - int vector with NAs
+    ok 1 - double vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3320,10 +3358,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 42 - mock int vector with NAs
-# Subtest: mock expression(NULL)
+ok 44 - mock double vector with NAs
+# Subtest: mock null
     1..11
-    ok 1 - expression(NULL)
+    ok 1 - null
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3334,10 +3372,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 43 - mock expression(NULL)
-# Subtest: mock list with NAs
+ok 45 - mock null
+# Subtest: mock empty complex vector
     1..11
-    ok 1 - list with NAs
+    ok 1 - empty complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3348,10 +3386,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 44 - mock list with NAs
-# Subtest: mock complex vector with NAs
+ok 46 - mock empty complex vector
+# Subtest: mock empty list
     1..11
-    ok 1 - complex vector with NAs
+    ok 1 - empty list
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3362,12 +3400,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 45 - mock complex vector with NAs
-ok 46 # skip not yet supported
-ok 47 # skip not yet supported
-# Subtest: mock S4 class
+ok 47 - mock empty list
+# Subtest: mock expression(42L)
     1..11
-    ok 1 - S4 class
+    ok 1 - expression(42L)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3378,10 +3414,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 48 - mock S4 class
-# Subtest: mock S4 subclass
+ok 48 - mock expression(42L)
+# Subtest: mock logical vector with NAs
     1..11
-    ok 1 - S4 subclass
+    ok 1 - logical vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3392,10 +3428,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 49 - mock S4 subclass
-# Subtest: mock empty raw vector
+ok 49 - mock logical vector with NAs
+# Subtest: mock char vector with NAs
     1..11
-    ok 1 - empty raw vector
+    ok 1 - char vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3406,10 +3442,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 50 - mock empty raw vector
-# Subtest: mock empty symbol
+ok 50 - mock char vector with NAs
+# Subtest: mock empty raw vector
     1..11
-    ok 1 - empty symbol
+    ok 1 - empty raw vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3420,10 +3456,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 51 - mock empty symbol
-# Subtest: mock environment with attributes
+ok 51 - mock empty raw vector
+# Subtest: mock expression(u, v, 1+0:9)
     1..11
-    ok 1 - environment with attributes
+    ok 1 - expression(u, v, 1+0:9)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3434,11 +3470,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 52 - mock environment with attributes
-ok 53 # skip not yet supported
-# Subtest: mock double vector with NAs
+ok 52 - mock expression(u, v, 1+0:9)
+# Subtest: mock environment with attributes
     1..11
-    ok 1 - double vector with NAs
+    ok 1 - environment with attributes
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3449,10 +3484,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 54 - mock double vector with NAs
-# Subtest: mock empty complex vector
+ok 53 - mock environment with attributes
+# Subtest: mock list with a single NULL
     1..11
-    ok 1 - empty complex vector
+    ok 1 - list with a single NULL
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3463,11 +3498,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 55 - mock empty complex vector
-ok 56 # skip not yet supported
-# Subtest: mock empty list
+ok 54 - mock list with a single NULL
+ok 55 # skip not yet supported
+# Subtest: mock baseenv()
     1..11
-    ok 1 - empty list
+    ok 1 - baseenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3478,10 +3513,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 57 - mock empty list
-# Subtest: mock simple complex vector
+ok 56 - mock baseenv()
+# Subtest: mock list with NAs
     1..11
-    ok 1 - simple complex vector
+    ok 1 - list with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3492,10 +3527,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 58 - mock simple complex vector
-# Subtest: mock emptyenv()
+ok 57 - mock list with NAs
+# Subtest: mock imaginary-only complex vector
     1..11
-    ok 1 - emptyenv()
+    ok 1 - imaginary-only complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3506,10 +3541,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 59 - mock emptyenv()
-# Subtest: mock null
+ok 58 - mock imaginary-only complex vector
+# Subtest: mock scalar complex vector
     1..11
-    ok 1 - null
+    ok 1 - scalar complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -3520,7 +3555,8 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 60 - mock null
+ok 59 - mock scalar complex vector
+ok 60 # skip not yet supported
 ok
 t/io-parser.t .................. 
 1..9
@@ -3833,185 +3869,185 @@
     ok 1 - lm mpg~wt, head(mtcars)
     ok 2 - lm mpg~wt, head(mtcars) - parse complete
 ok 11 - qap - lm mpg~wt, head(mtcars)
-# Subtest: qap - scalar complex vector
+# Subtest: qap - null
     1..2
-    ok 1 - scalar complex vector
-    ok 2 - scalar complex vector - parse complete
-ok 12 - qap - scalar complex vector
+    ok 1 - null
+    ok 2 - null - parse complete
+ok 12 - qap - null
+# Subtest: qap - complex vector with NAs
+    1..2
+    ok 1 - complex vector with NAs
+    ok 2 - complex vector with NAs - parse complete
+ok 13 - qap - complex vector with NAs
+ok 14 # skip not yet supported
+# Subtest: qap - list with a single NULL
+    1..2
+    ok 1 - list with a single NULL
+    ok 2 - list with a single NULL - parse complete
+ok 15 - qap - list with a single NULL
 # Subtest: qap - expression(42L)
     1..2
     ok 1 - expression(42L)
     ok 2 - expression(42L) - parse complete
-ok 13 - qap - expression(42L)
-ok 14 # skip not yet supported
-# Subtest: qap - expression(NULL)
+ok 16 - qap - expression(42L)
+# Subtest: qap - logical vector with NAs
     1..2
-    ok 1 - expression(NULL)
-    ok 2 - expression(NULL) - parse complete
-ok 15 - qap - expression(NULL)
-# Subtest: qap - empty expr
+    ok 1 - logical vector with NAs
+    ok 2 - logical vector with NAs - parse complete
+ok 17 - qap - logical vector with NAs
+ok 18 # skip not yet supported
+# Subtest: qap - expression(u, v, 1+0:9)
     1..2
-    ok 1 - empty expr
-    ok 2 - empty expr - parse complete
-ok 16 - qap - empty expr
+    ok 1 - expression(u, v, 1+0:9)
+    ok 2 - expression(u, v, 1+0:9) - parse complete
+ok 19 - qap - expression(u, v, 1+0:9)
+# Subtest: qap - S4 class
+    1..2
+    ok 1 - S4 class
+    ok 2 - S4 class - parse complete
+ok 20 - qap - S4 class
+# Subtest: qap - char vector with NAs
+    1..2
+    ok 1 - char vector with NAs
+    ok 2 - char vector with NAs - parse complete
+ok 21 - qap - char vector with NAs
 # Subtest: qap - real-only empty complex vector
     1..2
     ok 1 - real-only empty complex vector
     ok 2 - real-only empty complex vector - parse complete
-ok 17 - qap - real-only empty complex vector
-# Subtest: qap - baseenv()
+ok 22 - qap - real-only empty complex vector
+# Subtest: qap - expression(1+2)
     1..2
-    ok 1 - baseenv()
-    ok 2 - baseenv() - parse complete
-ok 18 - qap - baseenv()
+    ok 1 - expression(1+2)
+    ok 2 - expression(1+2) - parse complete
+ok 23 - qap - expression(1+2)
 # Subtest: qap - imaginary-only complex vector
     1..2
     ok 1 - imaginary-only complex vector
     ok 2 - imaginary-only complex vector - parse complete
-ok 19 - qap - imaginary-only complex vector
-# Subtest: qap - simple complex vector
+ok 24 - qap - imaginary-only complex vector
+ok 25 # skip not yet supported
+# Subtest: qap - environment with attributes
     1..2
-    ok 1 - simple complex vector
-    ok 2 - simple complex vector - parse complete
-ok 20 - qap - simple complex vector
+    ok 1 - environment with attributes
+    ok 2 - environment with attributes - parse complete
+ok 26 - qap - environment with attributes
 # Subtest: qap - empty double vector
     1..2
     ok 1 - empty double vector
     ok 2 - empty double vector - parse complete
-ok 21 - qap - empty double vector
-ok 22 # skip not yet supported
-ok 23 # skip not yet supported
+ok 27 - qap - empty double vector
+ok 28 # skip not yet supported
 # Subtest: qap - empty char vector
     1..2
     ok 1 - empty char vector
     ok 2 - empty char vector - parse complete
-ok 24 - qap - empty char vector
-# Subtest: qap - empty raw vector
+ok 29 - qap - empty char vector
+ok 30 # skip not yet supported
+# Subtest: qap - expression(NULL)
     1..2
-    ok 1 - empty raw vector
-    ok 2 - empty raw vector - parse complete
-ok 25 - qap - empty raw vector
-# Subtest: qap - expression(1+2)
+    ok 1 - expression(NULL)
+    ok 2 - expression(NULL) - parse complete
+ok 31 - qap - expression(NULL)
+# Subtest: qap - globalenv()
     1..2
-    ok 1 - expression(1+2)
-    ok 2 - expression(1+2) - parse complete
-ok 26 - qap - expression(1+2)
-# Subtest: qap - null
+    ok 1 - globalenv()
+    ok 2 - globalenv() - parse complete
+ok 32 - qap - globalenv()
+ok 33 # skip not yet supported
+# Subtest: qap - empty expr
     1..2
-    ok 1 - null
-    ok 2 - null - parse complete
-ok 27 - qap - null
+    ok 1 - empty expr
+    ok 2 - empty expr - parse complete
+ok 34 - qap - empty expr
+# Subtest: qap - empty logical vector
+    1..2
+    ok 1 - empty logical vector
+    ok 2 - empty logical vector - parse complete
+ok 35 - qap - empty logical vector
+# Subtest: qap - empty int vector
+    1..2
+    ok 1 - empty int vector
+    ok 2 - empty int vector - parse complete
+ok 36 - qap - empty int vector
+# Subtest: qap - double vector with NAs
+    1..2
+    ok 1 - double vector with NAs
+    ok 2 - double vector with NAs - parse complete
+ok 37 - qap - double vector with NAs
+# Subtest: qap - empty list
+    1..2
+    ok 1 - empty list
+    ok 2 - empty list - parse complete
+ok 38 - qap - empty list
+# Subtest: qap - complex vector with a name attribute
+    1..2
+    ok 1 - complex vector with a name attribute
+    ok 2 - complex vector with a name attribute - parse complete
+ok 39 - qap - complex vector with a name attribute
 # Subtest: qap - list with NAs
     1..2
     ok 1 - list with NAs
     ok 2 - list with NAs - parse complete
-ok 28 - qap - list with NAs
-# Subtest: qap - globalenv()
+ok 40 - qap - list with NAs
+ok 41 # skip not yet supported
+# Subtest: qap - int vector with NAs
     1..2
-    ok 1 - globalenv()
-    ok 2 - globalenv() - parse complete
-ok 29 - qap - globalenv()
-# Subtest: qap - automatic compact rownames
+    ok 1 - int vector with NAs
+    ok 2 - int vector with NAs - parse complete
+ok 42 - qap - int vector with NAs
+# Subtest: qap - empty complex vector
     1..2
-    ok 1 - automatic compact rownames
-    ok 2 - automatic compact rownames - parse complete
-ok 30 - qap - automatic compact rownames
+    ok 1 - empty complex vector
+    ok 2 - empty complex vector - parse complete
+ok 43 - qap - empty complex vector
+ok 44 # skip not yet supported
 # Subtest: qap - S4 subclass
     1..2
     ok 1 - S4 subclass
     ok 2 - S4 subclass - parse complete
-ok 31 - qap - S4 subclass
-# Subtest: qap - int vector with NAs
-    1..2
-    ok 1 - int vector with NAs
-    ok 2 - int vector with NAs - parse complete
-ok 32 - qap - int vector with NAs
-# Subtest: qap - explicit compact rownames
-    1..2
-    ok 1 - explicit compact rownames
-    ok 2 - explicit compact rownames - parse complete
-ok 33 - qap - explicit compact rownames
-ok 34 # skip not yet supported
-# Subtest: qap - empty int vector
+ok 45 - qap - S4 subclass
+# Subtest: qap - automatic compact rownames
     1..2
-    ok 1 - empty int vector
-    ok 2 - empty int vector - parse complete
-ok 35 - qap - empty int vector
-# Subtest: qap - expression(u, v, 1+0:9)
+    ok 1 - automatic compact rownames
+    ok 2 - automatic compact rownames - parse complete
+ok 46 - qap - automatic compact rownames
+# Subtest: qap - baseenv()
     1..2
-    ok 1 - expression(u, v, 1+0:9)
-    ok 2 - expression(u, v, 1+0:9) - parse complete
-ok 36 - qap - expression(u, v, 1+0:9)
+    ok 1 - baseenv()
+    ok 2 - baseenv() - parse complete
+ok 47 - qap - baseenv()
 # Subtest: qap - emptyenv()
     1..2
     ok 1 - emptyenv()
     ok 2 - emptyenv() - parse complete
-ok 37 - qap - emptyenv()
-# Subtest: qap - logical vector with NAs
-    1..2
-    ok 1 - logical vector with NAs
-    ok 2 - logical vector with NAs - parse complete
-ok 38 - qap - logical vector with NAs
-# Subtest: qap - S4 class
-    1..2
-    ok 1 - S4 class
-    ok 2 - S4 class - parse complete
-ok 39 - qap - S4 class
-# Subtest: qap - environment with attributes
-    1..2
-    ok 1 - environment with attributes
-    ok 2 - environment with attributes - parse complete
-ok 40 - qap - environment with attributes
-# Subtest: qap - char vector with NAs
+ok 48 - qap - emptyenv()
+# Subtest: qap - empty raw vector
     1..2
-    ok 1 - char vector with NAs
-    ok 2 - char vector with NAs - parse complete
-ok 41 - qap - char vector with NAs
-ok 42 # skip not yet supported
-# Subtest: qap - list with a single NULL
+    ok 1 - empty raw vector
+    ok 2 - empty raw vector - parse complete
+ok 49 - qap - empty raw vector
+ok 50 # skip not yet supported
+# Subtest: qap - simple complex vector
     1..2
-    ok 1 - list with a single NULL
-    ok 2 - list with a single NULL - parse complete
-ok 43 - qap - list with a single NULL
-ok 44 # skip not yet supported
-ok 45 # skip not yet supported
-ok 46 # skip not yet supported
+    ok 1 - simple complex vector
+    ok 2 - simple complex vector - parse complete
+ok 51 - qap - simple complex vector
 # Subtest: qap - empty symbol
     1..2
     ok 1 - empty symbol
     ok 2 - empty symbol - parse complete
-ok 47 - qap - empty symbol
-# Subtest: qap - double vector with NAs
-    1..2
-    ok 1 - double vector with NAs
-    ok 2 - double vector with NAs - parse complete
-ok 48 - qap - double vector with NAs
-# Subtest: qap - empty complex vector
-    1..2
-    ok 1 - empty complex vector
-    ok 2 - empty complex vector - parse complete
-ok 49 - qap - empty complex vector
-# Subtest: qap - empty logical vector
-    1..2
-    ok 1 - empty logical vector
-    ok 2 - empty logical vector - parse complete
-ok 50 - qap - empty logical vector
-# Subtest: qap - complex vector with a name attribute
-    1..2
-    ok 1 - complex vector with a name attribute
-    ok 2 - complex vector with a name attribute - parse complete
-ok 51 - qap - complex vector with a name attribute
-# Subtest: qap - empty list
+ok 52 - qap - empty symbol
+# Subtest: qap - scalar complex vector
     1..2
-    ok 1 - empty list
-    ok 2 - empty list - parse complete
-ok 52 - qap - empty list
-# Subtest: qap - complex vector with NAs
+    ok 1 - scalar complex vector
+    ok 2 - scalar complex vector - parse complete
+ok 53 - qap - scalar complex vector
+# Subtest: qap - explicit compact rownames
     1..2
-    ok 1 - complex vector with NAs
-    ok 2 - complex vector with NAs - parse complete
-ok 53 - qap - complex vector with NAs
-ok 54 # skip not yet supported
+    ok 1 - explicit compact rownames
+    ok 2 - explicit compact rownames - parse complete
+ok 54 - qap - explicit compact rownames
 ok
 t/io-rdata.t ................... 
 1..7
@@ -4020,35 +4056,35 @@
     # Subtest: rdata Vectors - default
         1..8
         ok 1 - Vectors - default keys
-        ok 2 - Vectors - default noatt_int
-        ok 3 - Vectors - default noatt_num
-        ok 4 - Vectors - default abc_chr
-        ok 5 - Vectors - default abc_int
-        ok 6 - Vectors - default noatt_chr
-        ok 7 - Vectors - default foo_num
-        ok 8 - Vectors - default noatt_raw
+        ok 2 - Vectors - default noatt_raw
+        ok 3 - Vectors - default abc_int
+        ok 4 - Vectors - default foo_num
+        ok 5 - Vectors - default noatt_int
+        ok 6 - Vectors - default noatt_num
+        ok 7 - Vectors - default abc_chr
+        ok 8 - Vectors - default noatt_chr
     ok 1 - rdata Vectors - default
     # Subtest: rdata Vectors - uncompressed
         1..8
         ok 1 - Vectors - uncompressed keys
-        ok 2 - Vectors - uncompressed noatt_int
-        ok 3 - Vectors - uncompressed noatt_num
-        ok 4 - Vectors - uncompressed abc_chr
-        ok 5 - Vectors - uncompressed abc_int
-        ok 6 - Vectors - uncompressed noatt_chr
-        ok 7 - Vectors - uncompressed foo_num
-        ok 8 - Vectors - uncompressed noatt_raw
+        ok 2 - Vectors - uncompressed noatt_raw
+        ok 3 - Vectors - uncompressed abc_int
+        ok 4 - Vectors - uncompressed foo_num
+        ok 5 - Vectors - uncompressed noatt_int
+        ok 6 - Vectors - uncompressed noatt_num
+        ok 7 - Vectors - uncompressed abc_chr
+        ok 8 - Vectors - uncompressed noatt_chr
     ok 2 - rdata Vectors - uncompressed
     # Subtest: rdata Vectors - bzip
         1..8
         ok 1 - Vectors - bzip keys
-        ok 2 - Vectors - bzip noatt_int
-        ok 3 - Vectors - bzip noatt_num
-        ok 4 - Vectors - bzip abc_chr
-        ok 5 - Vectors - bzip abc_int
-        ok 6 - Vectors - bzip noatt_chr
-        ok 7 - Vectors - bzip foo_num
-        ok 8 - Vectors - bzip noatt_raw
+        ok 2 - Vectors - bzip noatt_raw
+        ok 3 - Vectors - bzip abc_int
+        ok 4 - Vectors - bzip foo_num
+        ok 5 - Vectors - bzip noatt_int
+        ok 6 - Vectors - bzip noatt_num
+        ok 7 - Vectors - bzip abc_chr
+        ok 8 - Vectors - bzip noatt_chr
     ok 3 - rdata Vectors - bzip
     ok 4 - Vectors - xz
 ok 1 - variants Vectors
@@ -4057,20 +4093,20 @@
     # Subtest: rdata Matrices - default
         1..3
         ok 1 - Matrices - default keys
-        ok 2 - Matrices - default noatt_mat
-        ok 3 - Matrices - default ab_mat
+        ok 2 - Matrices - default ab_mat
+        ok 3 - Matrices - default noatt_mat
     ok 1 - rdata Matrices - default
     # Subtest: rdata Matrices - uncompressed
         1..3
         ok 1 - Matrices - uncompressed keys
-        ok 2 - Matrices - uncompressed noatt_mat
-        ok 3 - Matrices - uncompressed ab_mat
+        ok 2 - Matrices - uncompressed ab_mat
+        ok 3 - Matrices - uncompressed noatt_mat
     ok 2 - rdata Matrices - uncompressed
     # Subtest: rdata Matrices - bzip
         1..3
         ok 1 - Matrices - bzip keys
-        ok 2 - Matrices - bzip noatt_mat
-        ok 3 - Matrices - bzip ab_mat
+        ok 2 - Matrices - bzip ab_mat
+        ok 3 - Matrices - bzip noatt_mat
     ok 3 - rdata Matrices - bzip
     ok 4 - Matrices - xz
 ok 2 - variants Matrices
@@ -4079,20 +4115,20 @@
     # Subtest: rdata Lists - default
         1..3
         ok 1 - Lists - default keys
-        ok 2 - Lists - default foobar_list
-        ok 3 - Lists - default noatt_list
+        ok 2 - Lists - default noatt_list
+        ok 3 - Lists - default foobar_list
     ok 1 - rdata Lists - default
     # Subtest: rdata Lists - uncompressed
         1..3
         ok 1 - Lists - uncompressed keys
-        ok 2 - Lists - uncompressed foobar_list
-        ok 3 - Lists - uncompressed noatt_list
+        ok 2 - Lists - uncompressed noatt_list
+        ok 3 - Lists - uncompressed foobar_list
     ok 2 - rdata Lists - uncompressed
     # Subtest: rdata Lists - bzip
         1..3
         ok 1 - Lists - bzip keys
-        ok 2 - Lists - bzip foobar_list
-        ok 3 - Lists - bzip noatt_list
+        ok 2 - Lists - bzip noatt_list
+        ok 3 - Lists - bzip foobar_list
     ok 3 - rdata Lists - bzip
     ok 4 - Lists - xz
 ok 3 - variants Lists
@@ -4167,65 +4203,65 @@
     # Subtest: rdata all - default
         1..18
         ok 1 - all - default keys
-        ok 2 - all - default noatt_chr
-        ok 3 - all - default noatt_list
-        ok 4 - all - default my_cars
-        ok 5 - all - default my_iris
-        ok 6 - all - default noatt_int
-        ok 7 - all - default noatt_num
-        ok 8 - all - default noatt_mat
-        ok 9 - all - default abc_int
-        ok 10 - all - default ab_mat
-        ok 11 - all - default mtcars_lm
-        ok 12 - all - default my_mtcars
-        ok 13 - all - default foo_num
-        ok 14 - all - default e1
-        ok 15 - all - default noatt_raw
-        ok 16 - all - default foobar_list
-        ok 17 - all - default e2
-        ok 18 - all - default abc_chr
+        ok 2 - all - default e2
+        ok 3 - all - default e1
+        ok 4 - all - default noatt_list
+        ok 5 - all - default noatt_mat
+        ok 6 - all - default my_cars
+        ok 7 - all - default noatt_chr
+        ok 8 - all - default my_mtcars
+        ok 9 - all - default noatt_num
+        ok 10 - all - default noatt_raw
+        ok 11 - all - default ab_mat
+        ok 12 - all - default abc_int
+        ok 13 - all - default noatt_int
+        ok 14 - all - default mtcars_lm
+        ok 15 - all - default my_iris
+        ok 16 - all - default foo_num
+        ok 17 - all - default abc_chr
+        ok 18 - all - default foobar_list
     ok 1 - rdata all - default
     # Subtest: rdata all - uncompressed
         1..18
         ok 1 - all - uncompressed keys
-        ok 2 - all - uncompressed noatt_chr
-        ok 3 - all - uncompressed noatt_list
-        ok 4 - all - uncompressed my_cars
-        ok 5 - all - uncompressed my_iris
-        ok 6 - all - uncompressed noatt_int
-        ok 7 - all - uncompressed noatt_num
-        ok 8 - all - uncompressed noatt_mat
-        ok 9 - all - uncompressed abc_int
-        ok 10 - all - uncompressed ab_mat
-        ok 11 - all - uncompressed mtcars_lm
-        ok 12 - all - uncompressed my_mtcars
-        ok 13 - all - uncompressed foo_num
-        ok 14 - all - uncompressed e1
-        ok 15 - all - uncompressed noatt_raw
-        ok 16 - all - uncompressed foobar_list
-        ok 17 - all - uncompressed e2
-        ok 18 - all - uncompressed abc_chr
+        ok 2 - all - uncompressed e2
+        ok 3 - all - uncompressed e1
+        ok 4 - all - uncompressed noatt_list
+        ok 5 - all - uncompressed noatt_mat
+        ok 6 - all - uncompressed my_cars
+        ok 7 - all - uncompressed noatt_chr
+        ok 8 - all - uncompressed my_mtcars
+        ok 9 - all - uncompressed noatt_num
+        ok 10 - all - uncompressed noatt_raw
+        ok 11 - all - uncompressed ab_mat
+        ok 12 - all - uncompressed abc_int
+        ok 13 - all - uncompressed noatt_int
+        ok 14 - all - uncompressed mtcars_lm
+        ok 15 - all - uncompressed my_iris
+        ok 16 - all - uncompressed foo_num
+        ok 17 - all - uncompressed abc_chr
+        ok 18 - all - uncompressed foobar_list
     ok 2 - rdata all - uncompressed
     # Subtest: rdata all - bzip
         1..18
         ok 1 - all - bzip keys
-        ok 2 - all - bzip noatt_chr
-        ok 3 - all - bzip noatt_list
-        ok 4 - all - bzip my_cars
-        ok 5 - all - bzip my_iris
-        ok 6 - all - bzip noatt_int
-        ok 7 - all - bzip noatt_num
-        ok 8 - all - bzip noatt_mat
-        ok 9 - all - bzip abc_int
-        ok 10 - all - bzip ab_mat
-        ok 11 - all - bzip mtcars_lm
-        ok 12 - all - bzip my_mtcars
-        ok 13 - all - bzip foo_num
-        ok 14 - all - bzip e1
-        ok 15 - all - bzip noatt_raw
-        ok 16 - all - bzip foobar_list
-        ok 17 - all - bzip e2
-        ok 18 - all - bzip abc_chr
+        ok 2 - all - bzip e2
+        ok 3 - all - bzip e1
+        ok 4 - all - bzip noatt_list
+        ok 5 - all - bzip noatt_mat
+        ok 6 - all - bzip my_cars
+        ok 7 - all - bzip noatt_chr
+        ok 8 - all - bzip my_mtcars
+        ok 9 - all - bzip noatt_num
+        ok 10 - all - bzip noatt_raw
+        ok 11 - all - bzip ab_mat
+        ok 12 - all - bzip abc_int
+        ok 13 - all - bzip noatt_int
+        ok 14 - all - bzip mtcars_lm
+        ok 15 - all - bzip my_iris
+        ok 16 - all - bzip foo_num
+        ok 17 - all - bzip abc_chr
+        ok 18 - all - bzip foobar_list
     ok 3 - rdata all - bzip
     ok 4 - all - xz
 ok 7 - variants all
@@ -4384,38 +4420,23 @@
     ok 4 - lm mpg~wt, head(mtcars) - bzip compressed xdr
     ok 5 - lm mpg~wt, head(mtcars) - xz
 ok 19 - rds lm mpg~wt, head(mtcars)
-# Subtest: rds complex vector with a name attribute
-    1..5
-    ok 1 - complex vector with a name attribute - xdr
-    ok 2 - complex vector with a name attribute - binary
-    ok 3 - complex vector with a name attribute - compressed xdr
-    ok 4 - complex vector with a name attribute - bzip compressed xdr
-    ok 5 - complex vector with a name attribute - xz
-ok 20 - rds complex vector with a name attribute
-# Subtest: rds explicit compact rownames
-    1..5
-    ok 1 - explicit compact rownames - xdr
-    ok 2 - explicit compact rownames - binary
-    ok 3 - explicit compact rownames - compressed xdr
-    ok 4 - explicit compact rownames - bzip compressed xdr
-    ok 5 - explicit compact rownames - xz
-ok 21 - rds explicit compact rownames
-# Subtest: rds null
+# Subtest: rds empty int vector
     1..5
-    ok 1 - null - xdr
-    ok 2 - null - binary
-    ok 3 - null - compressed xdr
-    ok 4 - null - bzip compressed xdr
-    ok 5 - null - xz
-ok 22 - rds null
-# Subtest: rds baseenv()
+    ok 1 - empty int vector - xdr
+    ok 2 - empty int vector - binary
+    ok 3 - empty int vector - compressed xdr
+    ok 4 - empty int vector - bzip compressed xdr
+    ok 5 - empty int vector - xz
+ok 20 - rds empty int vector
+# Subtest: rds list with a single NULL
     1..5
-    ok 1 - baseenv() - xdr
-    ok 2 - baseenv() - binary
-    ok 3 - baseenv() - compressed xdr
-    ok 4 - baseenv() - bzip compressed xdr
-    ok 5 - baseenv() - xz
-ok 23 - rds baseenv()
+    ok 1 - list with a single NULL - xdr
+    ok 2 - list with a single NULL - binary
+    ok 3 - list with a single NULL - compressed xdr
+    ok 4 - list with a single NULL - bzip compressed xdr
+    ok 5 - list with a single NULL - xz
+ok 21 - rds list with a single NULL
+ok 22 # skip not yet supported
 # Subtest: rds real-only empty complex vector
     1..5
     ok 1 - real-only empty complex vector - xdr
@@ -4423,7 +4444,15 @@
     ok 3 - real-only empty complex vector - compressed xdr
     ok 4 - real-only empty complex vector - bzip compressed xdr
     ok 5 - real-only empty complex vector - xz
-ok 24 - rds real-only empty complex vector
+ok 23 - rds real-only empty complex vector
+# Subtest: rds logical vector with NAs
+    1..5
+    ok 1 - logical vector with NAs - xdr
+    ok 2 - logical vector with NAs - binary
+    ok 3 - logical vector with NAs - compressed xdr
+    ok 4 - logical vector with NAs - bzip compressed xdr
+    ok 5 - logical vector with NAs - xz
+ok 24 - rds logical vector with NAs
 # Subtest: rds S4 class
     1..5
     ok 1 - S4 class - xdr
@@ -4432,55 +4461,22 @@
     ok 4 - S4 class - bzip compressed xdr
     ok 5 - S4 class - xz
 ok 25 - rds S4 class
-# Subtest: rds expression(NULL)
-    1..5
-    ok 1 - expression(NULL) - xdr
-    ok 2 - expression(NULL) - binary
-    ok 3 - expression(NULL) - compressed xdr
-    ok 4 - expression(NULL) - bzip compressed xdr
-    ok 5 - expression(NULL) - xz
-ok 26 - rds expression(NULL)
-# Subtest: rds imaginary-only complex vector
-    1..5
-    ok 1 - imaginary-only complex vector - xdr
-    ok 2 - imaginary-only complex vector - binary
-    ok 3 - imaginary-only complex vector - compressed xdr
-    ok 4 - imaginary-only complex vector - bzip compressed xdr
-    ok 5 - imaginary-only complex vector - xz
-ok 27 - rds imaginary-only complex vector
-# Subtest: rds empty char vector
-    1..5
-    ok 1 - empty char vector - xdr
-    ok 2 - empty char vector - binary
-    ok 3 - empty char vector - compressed xdr
-    ok 4 - empty char vector - bzip compressed xdr
-    ok 5 - empty char vector - xz
-ok 28 - rds empty char vector
-ok 29 # skip not yet supported
-# Subtest: rds expression(42L)
-    1..5
-    ok 1 - expression(42L) - xdr
-    ok 2 - expression(42L) - binary
-    ok 3 - expression(42L) - compressed xdr
-    ok 4 - expression(42L) - bzip compressed xdr
-    ok 5 - expression(42L) - xz
-ok 30 - rds expression(42L)
-# Subtest: rds empty logical vector
+# Subtest: rds empty double vector
     1..5
-    ok 1 - empty logical vector - xdr
-    ok 2 - empty logical vector - binary
-    ok 3 - empty logical vector - compressed xdr
-    ok 4 - empty logical vector - bzip compressed xdr
-    ok 5 - empty logical vector - xz
-ok 31 - rds empty logical vector
-# Subtest: rds environment with attributes
+    ok 1 - empty double vector - xdr
+    ok 2 - empty double vector - binary
+    ok 3 - empty double vector - compressed xdr
+    ok 4 - empty double vector - bzip compressed xdr
+    ok 5 - empty double vector - xz
+ok 26 - rds empty double vector
+# Subtest: rds double vector with NAs
     1..5
-    ok 1 - environment with attributes - xdr
-    ok 2 - environment with attributes - binary
-    ok 3 - environment with attributes - compressed xdr
-    ok 4 - environment with attributes - bzip compressed xdr
-    ok 5 - environment with attributes - xz
-ok 32 - rds environment with attributes
+    ok 1 - double vector with NAs - xdr
+    ok 2 - double vector with NAs - binary
+    ok 3 - double vector with NAs - compressed xdr
+    ok 4 - double vector with NAs - bzip compressed xdr
+    ok 5 - double vector with NAs - xz
+ok 27 - rds double vector with NAs
 # Subtest: rds simple complex vector
     1..5
     ok 1 - simple complex vector - xdr
@@ -4488,8 +4484,15 @@
     ok 3 - simple complex vector - compressed xdr
     ok 4 - simple complex vector - bzip compressed xdr
     ok 5 - simple complex vector - xz
-ok 33 - rds simple complex vector
-ok 34 # skip not yet supported
+ok 28 - rds simple complex vector
+# Subtest: rds complex vector with NAs
+    1..5
+    ok 1 - complex vector with NAs - xdr
+    ok 2 - complex vector with NAs - binary
+    ok 3 - complex vector with NAs - compressed xdr
+    ok 4 - complex vector with NAs - bzip compressed xdr
+    ok 5 - complex vector with NAs - xz
+ok 29 - rds complex vector with NAs
 # Subtest: rds char vector with NAs
     1..5
     ok 1 - char vector with NAs - xdr
@@ -4497,24 +4500,33 @@
     ok 3 - char vector with NAs - compressed xdr
     ok 4 - char vector with NAs - bzip compressed xdr
     ok 5 - char vector with NAs - xz
-ok 35 - rds char vector with NAs
-# Subtest: rds empty expr
+ok 30 - rds char vector with NAs
+ok 31 # skip not yet supported
+ok 32 # skip not yet supported
+# Subtest: rds imaginary-only complex vector
     1..5
-    ok 1 - empty expr - xdr
-    ok 2 - empty expr - binary
-    ok 3 - empty expr - compressed xdr
-    ok 4 - empty expr - bzip compressed xdr
-    ok 5 - empty expr - xz
-ok 36 - rds empty expr
-# Subtest: rds S4 subclass
+    ok 1 - imaginary-only complex vector - xdr
+    ok 2 - imaginary-only complex vector - binary
+    ok 3 - imaginary-only complex vector - compressed xdr
+    ok 4 - imaginary-only complex vector - bzip compressed xdr
+    ok 5 - imaginary-only complex vector - xz
+ok 33 - rds imaginary-only complex vector
+# Subtest: rds expression(NULL)
     1..5
-    ok 1 - S4 subclass - xdr
-    ok 2 - S4 subclass - binary
-    ok 3 - S4 subclass - compressed xdr
-    ok 4 - S4 subclass - bzip compressed xdr
-    ok 5 - S4 subclass - xz
-ok 37 - rds S4 subclass
-ok 38 # skip not yet supported
+    ok 1 - expression(NULL) - xdr
+    ok 2 - expression(NULL) - binary
+    ok 3 - expression(NULL) - compressed xdr
+    ok 4 - expression(NULL) - bzip compressed xdr
+    ok 5 - expression(NULL) - xz
+ok 34 - rds expression(NULL)
+# Subtest: rds explicit compact rownames
+    1..5
+    ok 1 - explicit compact rownames - xdr
+    ok 2 - explicit compact rownames - binary
+    ok 3 - explicit compact rownames - compressed xdr
+    ok 4 - explicit compact rownames - bzip compressed xdr
+    ok 5 - explicit compact rownames - xz
+ok 35 - rds explicit compact rownames
 # Subtest: rds expression(1+2)
     1..5
     ok 1 - expression(1+2) - xdr
@@ -4522,23 +4534,72 @@
     ok 3 - expression(1+2) - compressed xdr
     ok 4 - expression(1+2) - bzip compressed xdr
     ok 5 - expression(1+2) - xz
-ok 39 - rds expression(1+2)
-# Subtest: rds list with a single NULL
+ok 36 - rds expression(1+2)
+ok 37 # skip not yet supported
+# Subtest: rds empty list
     1..5
-    ok 1 - list with a single NULL - xdr
-    ok 2 - list with a single NULL - binary
-    ok 3 - list with a single NULL - compressed xdr
-    ok 4 - list with a single NULL - bzip compressed xdr
-    ok 5 - list with a single NULL - xz
-ok 40 - rds list with a single NULL
-# Subtest: rds list with NAs
+    ok 1 - empty list - xdr
+    ok 2 - empty list - binary
+    ok 3 - empty list - compressed xdr
+    ok 4 - empty list - bzip compressed xdr
+    ok 5 - empty list - xz
+ok 38 - rds empty list
+# Subtest: rds S4 subclass
     1..5
-    ok 1 - list with NAs - xdr
-    ok 2 - list with NAs - binary
-    ok 3 - list with NAs - compressed xdr
-    ok 4 - list with NAs - bzip compressed xdr
-    ok 5 - list with NAs - xz
-ok 41 - rds list with NAs
+    ok 1 - S4 subclass - xdr
+    ok 2 - S4 subclass - binary
+    ok 3 - S4 subclass - compressed xdr
+    ok 4 - S4 subclass - bzip compressed xdr
+    ok 5 - S4 subclass - xz
+ok 39 - rds S4 subclass
+# Subtest: rds automatic compact rownames
+    1..5
+    ok 1 - automatic compact rownames - xdr
+    ok 2 - automatic compact rownames - binary
+    ok 3 - automatic compact rownames - compressed xdr
+    ok 4 - automatic compact rownames - bzip compressed xdr
+    ok 5 - automatic compact rownames - xz
+ok 40 - rds automatic compact rownames
+# Subtest: rds emptyenv()
+    1..5
+    ok 1 - emptyenv() - xdr
+    ok 2 - emptyenv() - binary
+    ok 3 - emptyenv() - compressed xdr
+    ok 4 - emptyenv() - bzip compressed xdr
+    ok 5 - emptyenv() - xz
+ok 41 - rds emptyenv()
+# Subtest: rds environment with attributes
+    1..5
+    ok 1 - environment with attributes - xdr
+    ok 2 - environment with attributes - binary
+    ok 3 - environment with attributes - compressed xdr
+    ok 4 - environment with attributes - bzip compressed xdr
+    ok 5 - environment with attributes - xz
+ok 42 - rds environment with attributes
+# Subtest: rds globalenv()
+    1..5
+    ok 1 - globalenv() - xdr
+    ok 2 - globalenv() - binary
+    ok 3 - globalenv() - compressed xdr
+    ok 4 - globalenv() - bzip compressed xdr
+    ok 5 - globalenv() - xz
+ok 43 - rds globalenv()
+# Subtest: rds empty expr
+    1..5
+    ok 1 - empty expr - xdr
+    ok 2 - empty expr - binary
+    ok 3 - empty expr - compressed xdr
+    ok 4 - empty expr - bzip compressed xdr
+    ok 5 - empty expr - xz
+ok 44 - rds empty expr
+# Subtest: rds null
+    1..5
+    ok 1 - null - xdr
+    ok 2 - null - binary
+    ok 3 - null - compressed xdr
+    ok 4 - null - bzip compressed xdr
+    ok 5 - null - xz
+ok 45 - rds null
 # Subtest: rds scalar complex vector
     1..5
     ok 1 - scalar complex vector - xdr
@@ -4546,7 +4607,7 @@
     ok 3 - scalar complex vector - compressed xdr
     ok 4 - scalar complex vector - bzip compressed xdr
     ok 5 - scalar complex vector - xz
-ok 42 - rds scalar complex vector
+ok 46 - rds scalar complex vector
 # Subtest: rds int vector with NAs
     1..5
     ok 1 - int vector with NAs - xdr
@@ -4554,23 +4615,15 @@
     ok 3 - int vector with NAs - compressed xdr
     ok 4 - int vector with NAs - bzip compressed xdr
     ok 5 - int vector with NAs - xz
-ok 43 - rds int vector with NAs
-# Subtest: rds logical vector with NAs
-    1..5
-    ok 1 - logical vector with NAs - xdr
-    ok 2 - logical vector with NAs - binary
-    ok 3 - logical vector with NAs - compressed xdr
-    ok 4 - logical vector with NAs - bzip compressed xdr
-    ok 5 - logical vector with NAs - xz
-ok 44 - rds logical vector with NAs
-# Subtest: rds double vector with NAs
+ok 47 - rds int vector with NAs
+# Subtest: rds expression(u, v, 1+0:9)
     1..5
-    ok 1 - double vector with NAs - xdr
-    ok 2 - double vector with NAs - binary
-    ok 3 - double vector with NAs - compressed xdr
-    ok 4 - double vector with NAs - bzip compressed xdr
-    ok 5 - double vector with NAs - xz
-ok 45 - rds double vector with NAs
+    ok 1 - expression(u, v, 1+0:9) - xdr
+    ok 2 - expression(u, v, 1+0:9) - binary
+    ok 3 - expression(u, v, 1+0:9) - compressed xdr
+    ok 4 - expression(u, v, 1+0:9) - bzip compressed xdr
+    ok 5 - expression(u, v, 1+0:9) - xz
+ok 48 - rds expression(u, v, 1+0:9)
 # Subtest: rds empty symbol
     1..5
     ok 1 - empty symbol - xdr
@@ -4578,60 +4631,59 @@
     ok 3 - empty symbol - compressed xdr
     ok 4 - empty symbol - bzip compressed xdr
     ok 5 - empty symbol - xz
-ok 46 - rds empty symbol
-# Subtest: rds empty list
+ok 49 - rds empty symbol
+# Subtest: rds empty raw vector
     1..5
-    ok 1 - empty list - xdr
-    ok 2 - empty list - binary
-    ok 3 - empty list - compressed xdr
-    ok 4 - empty list - bzip compressed xdr
-    ok 5 - empty list - xz
-ok 47 - rds empty list
-# Subtest: rds expression(u, v, 1+0:9)
+    ok 1 - empty raw vector - xdr
+    ok 2 - empty raw vector - binary
+    ok 3 - empty raw vector - compressed xdr
+    ok 4 - empty raw vector - bzip compressed xdr
+    ok 5 - empty raw vector - xz
+ok 50 - rds empty raw vector
+# Subtest: rds expression(42L)
     1..5
-    ok 1 - expression(u, v, 1+0:9) - xdr
-    ok 2 - expression(u, v, 1+0:9) - binary
-    ok 3 - expression(u, v, 1+0:9) - compressed xdr
-    ok 4 - expression(u, v, 1+0:9) - bzip compressed xdr
-    ok 5 - expression(u, v, 1+0:9) - xz
-ok 48 - rds expression(u, v, 1+0:9)
-# Subtest: rds automatic compact rownames
+    ok 1 - expression(42L) - xdr
+    ok 2 - expression(42L) - binary
+    ok 3 - expression(42L) - compressed xdr
+    ok 4 - expression(42L) - bzip compressed xdr
+    ok 5 - expression(42L) - xz
+ok 51 - rds expression(42L)
+# Subtest: rds empty char vector
     1..5
-    ok 1 - automatic compact rownames - xdr
-    ok 2 - automatic compact rownames - binary
-    ok 3 - automatic compact rownames - compressed xdr
-    ok 4 - automatic compact rownames - bzip compressed xdr
-    ok 5 - automatic compact rownames - xz
-ok 49 - rds automatic compact rownames
-ok 50 # skip not yet supported
-ok 51 # skip not yet supported
-ok 52 # skip not yet supported
-ok 53 # skip not yet supported
-# Subtest: rds empty int vector
+    ok 1 - empty char vector - xdr
+    ok 2 - empty char vector - binary
+    ok 3 - empty char vector - compressed xdr
+    ok 4 - empty char vector - bzip compressed xdr
+    ok 5 - empty char vector - xz
+ok 52 - rds empty char vector
+# Subtest: rds baseenv()
     1..5
-    ok 1 - empty int vector - xdr
-    ok 2 - empty int vector - binary
-    ok 3 - empty int vector - compressed xdr
-    ok 4 - empty int vector - bzip compressed xdr
-    ok 5 - empty int vector - xz
-ok 54 - rds empty int vector
+    ok 1 - baseenv() - xdr
+    ok 2 - baseenv() - binary
+    ok 3 - baseenv() - compressed xdr
+    ok 4 - baseenv() - bzip compressed xdr
+    ok 5 - baseenv() - xz
+ok 53 - rds baseenv()
+ok 54 # skip not yet supported
 ok 55 # skip not yet supported
-# Subtest: rds globalenv()
+# Subtest: rds empty logical vector
     1..5
-    ok 1 - globalenv() - xdr
-    ok 2 - globalenv() - binary
-    ok 3 - globalenv() - compressed xdr
-    ok 4 - globalenv() - bzip compressed xdr
-    ok 5 - globalenv() - xz
-ok 56 - rds globalenv()
-# Subtest: rds empty double vector
+    ok 1 - empty logical vector - xdr
+    ok 2 - empty logical vector - binary
+    ok 3 - empty logical vector - compressed xdr
+    ok 4 - empty logical vector - bzip compressed xdr
+    ok 5 - empty logical vector - xz
+ok 56 - rds empty logical vector
+ok 57 # skip not yet supported
+# Subtest: rds complex vector with a name attribute
     1..5
-    ok 1 - empty double vector - xdr
-    ok 2 - empty double vector - binary
-    ok 3 - empty double vector - compressed xdr
-    ok 4 - empty double vector - bzip compressed xdr
-    ok 5 - empty double vector - xz
-ok 57 - rds empty double vector
+    ok 1 - complex vector with a name attribute - xdr
+    ok 2 - complex vector with a name attribute - binary
+    ok 3 - complex vector with a name attribute - compressed xdr
+    ok 4 - complex vector with a name attribute - bzip compressed xdr
+    ok 5 - complex vector with a name attribute - xz
+ok 58 - rds complex vector with a name attribute
+ok 59 # skip not yet supported
 # Subtest: rds empty complex vector
     1..5
     ok 1 - empty complex vector - xdr
@@ -4639,32 +4691,16 @@
     ok 3 - empty complex vector - compressed xdr
     ok 4 - empty complex vector - bzip compressed xdr
     ok 5 - empty complex vector - xz
-ok 58 - rds empty complex vector
-# Subtest: rds emptyenv()
-    1..5
-    ok 1 - emptyenv() - xdr
-    ok 2 - emptyenv() - binary
-    ok 3 - emptyenv() - compressed xdr
-    ok 4 - emptyenv() - bzip compressed xdr
-    ok 5 - emptyenv() - xz
-ok 59 - rds emptyenv()
-# Subtest: rds empty raw vector
-    1..5
-    ok 1 - empty raw vector - xdr
-    ok 2 - empty raw vector - binary
-    ok 3 - empty raw vector - compressed xdr
-    ok 4 - empty raw vector - bzip compressed xdr
-    ok 5 - empty raw vector - xz
-ok 60 - rds empty raw vector
-# Subtest: rds complex vector with NAs
+ok 60 - rds empty complex vector
+ok 61 # skip not yet supported
+# Subtest: rds list with NAs
     1..5
-    ok 1 - complex vector with NAs - xdr
-    ok 2 - complex vector with NAs - binary
-    ok 3 - complex vector with NAs - compressed xdr
-    ok 4 - complex vector with NAs - bzip compressed xdr
-    ok 5 - complex vector with NAs - xz
-ok 61 - rds complex vector with NAs
-ok 62 # skip not yet supported
+    ok 1 - list with NAs - xdr
+    ok 2 - list with NAs - binary
+    ok 3 - list with NAs - compressed xdr
+    ok 4 - list with NAs - bzip compressed xdr
+    ok 5 - list with NAs - xz
+ok 62 - rds list with NAs
 ok
 t/io-rserve-eval.t ............. skipped: Cannot connect to Rserve server at localhost:6311
 t/io-rserve.t .................. 
@@ -4880,9 +4916,9 @@
     ok 11 - last call
 ok 15 - mock lm mpg~wt, head(mtcars)
 ok 16 - server error
-# Subtest: mock empty list
+# Subtest: mock complex vector with NAs
     1..11
-    ok 1 - empty list
+    ok 1 - complex vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4893,10 +4929,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 17 - mock empty list
-# Subtest: mock list with NAs
+ok 17 - mock complex vector with NAs
+# Subtest: mock imaginary-only complex vector
     1..11
-    ok 1 - list with NAs
+    ok 1 - imaginary-only complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4907,10 +4943,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 18 - mock list with NAs
-# Subtest: mock simple complex vector
+ok 18 - mock imaginary-only complex vector
+# Subtest: mock double vector with NAs
     1..11
-    ok 1 - simple complex vector
+    ok 1 - double vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4921,10 +4957,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 19 - mock simple complex vector
-# Subtest: mock environment with attributes
+ok 19 - mock double vector with NAs
+# Subtest: mock char vector with NAs
     1..11
-    ok 1 - environment with attributes
+    ok 1 - char vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4935,13 +4971,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 20 - mock environment with attributes
+ok 20 - mock char vector with NAs
 ok 21 # skip not yet supported
-ok 22 # skip not yet supported
-ok 23 # skip not yet supported
-# Subtest: mock complex vector with a name attribute
+# Subtest: mock empty char vector
     1..11
-    ok 1 - complex vector with a name attribute
+    ok 1 - empty char vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4952,10 +4986,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 24 - mock complex vector with a name attribute
-# Subtest: mock complex vector with NAs
+ok 22 - mock empty char vector
+# Subtest: mock expression(42L)
     1..11
-    ok 1 - complex vector with NAs
+    ok 1 - expression(42L)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4966,10 +5000,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 25 - mock complex vector with NAs
-# Subtest: mock empty complex vector
+ok 23 - mock expression(42L)
+ok 24 # skip not yet supported
+# Subtest: mock empty symbol
     1..11
-    ok 1 - empty complex vector
+    ok 1 - empty symbol
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4980,10 +5015,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 26 - mock empty complex vector
-# Subtest: mock expression(42L)
+ok 25 - mock empty symbol
+# Subtest: mock list with NAs
     1..11
-    ok 1 - expression(42L)
+    ok 1 - list with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -4994,10 +5029,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 27 - mock expression(42L)
-# Subtest: mock null
+ok 26 - mock list with NAs
+ok 27 # skip not yet supported
+# Subtest: mock environment with attributes
     1..11
-    ok 1 - null
+    ok 1 - environment with attributes
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5008,10 +5044,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 28 - mock null
-# Subtest: mock int vector with NAs
+ok 28 - mock environment with attributes
+# Subtest: mock real-only empty complex vector
     1..11
-    ok 1 - int vector with NAs
+    ok 1 - real-only empty complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5022,10 +5058,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 29 - mock int vector with NAs
-# Subtest: mock empty int vector
+ok 29 - mock real-only empty complex vector
+# Subtest: mock empty expr
     1..11
-    ok 1 - empty int vector
+    ok 1 - empty expr
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5036,10 +5072,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 30 - mock empty int vector
-# Subtest: mock emptyenv()
+ok 30 - mock empty expr
+# Subtest: mock complex vector with a name attribute
     1..11
-    ok 1 - emptyenv()
+    ok 1 - complex vector with a name attribute
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5050,10 +5086,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 31 - mock emptyenv()
-# Subtest: mock S4 subclass
+ok 31 - mock complex vector with a name attribute
+# Subtest: mock list with a single NULL
     1..11
-    ok 1 - S4 subclass
+    ok 1 - list with a single NULL
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5064,10 +5100,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 32 - mock S4 subclass
-# Subtest: mock empty logical vector
+ok 32 - mock list with a single NULL
+# Subtest: mock int vector with NAs
     1..11
-    ok 1 - empty logical vector
+    ok 1 - int vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5078,7 +5114,9 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 33 - mock empty logical vector
+ok 33 - mock int vector with NAs
+ok 34 # skip not yet supported
+ok 35 # skip not yet supported
 # Subtest: mock explicit compact rownames
     1..11
     ok 1 - explicit compact rownames
@@ -5092,11 +5130,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 34 - mock explicit compact rownames
-ok 35 # skip not yet supported
-# Subtest: mock empty double vector
+ok 36 - mock explicit compact rownames
+# Subtest: mock emptyenv()
     1..11
-    ok 1 - empty double vector
+    ok 1 - emptyenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5107,10 +5144,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 36 - mock empty double vector
-# Subtest: mock globalenv()
+ok 37 - mock emptyenv()
+# Subtest: mock empty logical vector
     1..11
-    ok 1 - globalenv()
+    ok 1 - empty logical vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5121,10 +5158,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 37 - mock globalenv()
-# Subtest: mock real-only empty complex vector
+ok 38 - mock empty logical vector
+# Subtest: mock S4 subclass
     1..11
-    ok 1 - real-only empty complex vector
+    ok 1 - S4 subclass
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5135,10 +5172,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 38 - mock real-only empty complex vector
-# Subtest: mock empty symbol
+ok 39 - mock S4 subclass
+# Subtest: mock null
     1..11
-    ok 1 - empty symbol
+    ok 1 - null
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5149,10 +5186,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 39 - mock empty symbol
-# Subtest: mock imaginary-only complex vector
+ok 40 - mock null
+# Subtest: mock baseenv()
     1..11
-    ok 1 - imaginary-only complex vector
+    ok 1 - baseenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5163,11 +5200,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 40 - mock imaginary-only complex vector
-ok 41 # skip not yet supported
-# Subtest: mock list with a single NULL
+ok 41 - mock baseenv()
+# Subtest: mock expression(u, v, 1+0:9)
     1..11
-    ok 1 - list with a single NULL
+    ok 1 - expression(u, v, 1+0:9)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5178,11 +5214,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 42 - mock list with a single NULL
-ok 43 # skip not yet supported
-# Subtest: mock expression(u, v, 1+0:9)
+ok 42 - mock expression(u, v, 1+0:9)
+# Subtest: mock empty list
     1..11
-    ok 1 - expression(u, v, 1+0:9)
+    ok 1 - empty list
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5193,10 +5228,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 44 - mock expression(u, v, 1+0:9)
-# Subtest: mock char vector with NAs
+ok 43 - mock empty list
+# Subtest: mock empty int vector
     1..11
-    ok 1 - char vector with NAs
+    ok 1 - empty int vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5207,10 +5242,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 45 - mock char vector with NAs
-# Subtest: mock empty expr
+ok 44 - mock empty int vector
+# Subtest: mock empty double vector
     1..11
-    ok 1 - empty expr
+    ok 1 - empty double vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5221,10 +5256,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 46 - mock empty expr
-# Subtest: mock automatic compact rownames
+ok 45 - mock empty double vector
+# Subtest: mock empty raw vector
     1..11
-    ok 1 - automatic compact rownames
+    ok 1 - empty raw vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5235,10 +5270,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 47 - mock automatic compact rownames
-# Subtest: mock S4 class
+ok 46 - mock empty raw vector
+# Subtest: mock logical vector with NAs
     1..11
-    ok 1 - S4 class
+    ok 1 - logical vector with NAs
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5249,10 +5284,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 48 - mock S4 class
-# Subtest: mock expression(NULL)
+ok 47 - mock logical vector with NAs
+# Subtest: mock scalar complex vector
     1..11
-    ok 1 - expression(NULL)
+    ok 1 - scalar complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5263,11 +5298,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 49 - mock expression(NULL)
-ok 50 # skip not yet supported
-# Subtest: mock scalar complex vector
+ok 48 - mock scalar complex vector
+# Subtest: mock empty complex vector
     1..11
-    ok 1 - scalar complex vector
+    ok 1 - empty complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5278,10 +5312,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 51 - mock scalar complex vector
-# Subtest: mock empty raw vector
+ok 49 - mock empty complex vector
+# Subtest: mock simple complex vector
     1..11
-    ok 1 - empty raw vector
+    ok 1 - simple complex vector
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5292,10 +5326,13 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 52 - mock empty raw vector
-# Subtest: mock empty char vector
+ok 50 - mock simple complex vector
+ok 51 # skip not yet supported
+ok 52 # skip not yet supported
+ok 53 # skip not yet supported
+# Subtest: mock expression(1+2)
     1..11
-    ok 1 - empty char vector
+    ok 1 - expression(1+2)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5306,10 +5343,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 53 - mock empty char vector
-# Subtest: mock double vector with NAs
+ok 54 - mock expression(1+2)
+# Subtest: mock S4 class
     1..11
-    ok 1 - double vector with NAs
+    ok 1 - S4 class
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5320,11 +5357,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 54 - mock double vector with NAs
-ok 55 # skip not yet supported
-# Subtest: mock logical vector with NAs
+ok 55 - mock S4 class
+# Subtest: mock globalenv()
     1..11
-    ok 1 - logical vector with NAs
+    ok 1 - globalenv()
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5335,11 +5371,10 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 56 - mock logical vector with NAs
-ok 57 # skip not yet supported
-# Subtest: mock baseenv()
+ok 56 - mock globalenv()
+# Subtest: mock expression(NULL)
     1..11
-    ok 1 - baseenv()
+    ok 1 - expression(NULL)
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5350,10 +5385,11 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 58 - mock baseenv()
-# Subtest: mock expression(1+2)
+ok 57 - mock expression(NULL)
+ok 58 # skip not yet supported
+# Subtest: mock automatic compact rownames
     1..11
-    ok 1 - expression(1+2)
+    ok 1 - automatic compact rownames
     ok 2 - get server name
     ok 3 - get server port
     ok 4 - send request
@@ -5364,7 +5400,7 @@
     ok 9 - read response status
     ok 10 - read response data
     ok 11 - last call
-ok 59 - mock expression(1+2)
+ok 59 - mock automatic compact rownames
 ok
 t/io-unserialize.t ............. 
 1..10
@@ -5959,75 +5995,75 @@
 ok 1 - creating a REXP instance
 ok
 All tests successful.
-Files=38, Tests=860, 52 wallclock secs ( 1.12 usr  0.40 sys + 41.18 cusr  1.54 csys = 44.24 CPU)
+Files=38, Tests=860, 33 wallclock secs ( 0.92 usr  0.24 sys + 29.24 cusr  1.34 csys = 31.74 CPU)
 Result: PASS
 make[1]: Leaving directory '/build/reproducible-path/libstatistics-r-io-perl-1.0002'
    create-stamp debian/debhelper-build-stamp
    dh_prep
    dh_auto_install --destdir=debian/libstatistics-r-io-perl/
-	make -j3 install DESTDIR=/build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl AM_UPDATE_INFO_DIR=no PREFIX=/usr
+	make -j4 install DESTDIR=/build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl AM_UPDATE_INFO_DIR=no PREFIX=/usr
 make[1]: Entering directory '/build/reproducible-path/libstatistics-r-io-perl-1.0002'
 Skip blib/lib/auto/share/dist/Statistics-R-IO/WebWork/RserveClient.pl (unchanged)
 Manifying 29 pod documents
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/auto/share/dist/Statistics-R-IO/WebWork/RserveClient.pl
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/QapEncoding.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/Base.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/RData.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/ParserState.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/RDS.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/Rserve.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/Parser.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/REXPFactory.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/RData.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/Rserve.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/Base.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/QapEncoding.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/IO/ParserState.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Vector.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/BaseEnvironment.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Closure.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Integer.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Double.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Character.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Symbol.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/S4.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Unknown.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/GlobalEnvironment.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Vector.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/List.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Language.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Raw.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Null.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/EmptyEnvironment.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Double.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Expression.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/GlobalEnvironment.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Closure.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/EmptyEnvironment.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Complex.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Character.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/S4.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Symbol.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Logical.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Language.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Null.pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Integer.pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/Statistics/R/REXP/Environment.pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/perl5/auto/share/dist/Statistics-R-IO/WebWork/RserveClient.pl
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::Parser.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Double.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Closure.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::EmptyEnvironment.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Language.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::BaseEnvironment.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::S4.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::Rserve.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::RData.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Character.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Vector.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::Base.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Logical.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::ParserState.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Expression.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Null.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Integer.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::BaseEnvironment.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Language.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Complex.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::Rserve.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Environment.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Double.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::QapEncoding.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Character.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::GlobalEnvironment.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::RDS.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::List.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Expression.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Raw.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::REXPFactory.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Unknown.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::Base.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Environment.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Vector.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::QapEncoding.3pm
+Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Raw.3pm
 Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Symbol.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::Parser.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::RDS.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::REXPFactory.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::GlobalEnvironment.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Closure.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::IO::ParserState.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Null.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::Logical.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP.3pm
-Installing /build/reproducible-path/libstatistics-r-io-perl-1.0002/debian/libstatistics-r-io-perl/usr/share/man/man3/Statistics::R::REXP::S4.3pm
 make[1]: Leaving directory '/build/reproducible-path/libstatistics-r-io-perl-1.0002'
    dh_installdocs
    dh_installchangelogs
@@ -6050,12 +6086,14 @@
 dpkg-buildpackage: info: binary-only upload (no source included)
 dpkg-genchanges: info: not including original source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/10905/tmp/hooks/B01_cleanup finished
 I: unmounting dev/ptmx filesystem
 I: unmounting dev/pts filesystem
 I: unmounting dev/shm filesystem
 I: unmounting proc filesystem
 I: unmounting sys filesystem
 I: cleaning the build env 
-I: removing directory /srv/workspace/pbuilder/19562 and its subdirectories
-I: Current time: Thu Jan  9 01:07:39 -12 2025
-I: pbuilder-time-stamp: 1736428059
+I: removing directory /srv/workspace/pbuilder/10905 and its subdirectories
+I: Current time: Fri Jan 10 03:10:21 +14 2025
+I: pbuilder-time-stamp: 1736428221