Diff of the two buildlogs:

--
--- b1/build.log	2021-08-20 19:37:31.385300450 +0000
+++ b2/build.log	2021-08-20 19:41:08.853226300 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri Aug 20 07:31:33 -12 2021
-I: pbuilder-time-stamp: 1629487893
+I: Current time: Sat Aug 21 09:37:40 +14 2021
+I: pbuilder-time-stamp: 1629488260
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/bullseye-reproducible-base.tgz]
 I: copying local configuration
@@ -16,8 +16,8 @@
 I: copying [./golang-github-xtaci-kcp_5.6.1-1.debian.tar.xz]
 I: Extracting source
 gpgv: unknown type of key resource 'trustedkeys.kbx'
-gpgv: keyblock resource '/tmp/dpkg-verify-sig.SgxGNTCv/trustedkeys.kbx': General error
-gpgv: Signature made Sat Nov  7 01:47:59 2020 -12
+gpgv: keyblock resource '/tmp/dpkg-verify-sig.ETBzmwiI/trustedkeys.kbx': General error
+gpgv: Signature made Sun Nov  8 03:47:59 2020 +14
 gpgv:                using RSA key 0A32ADBE80399BE7163859ECA4786B0DA70334A8
 gpgv:                issuer "rosh@debian.org"
 gpgv: Can't check signature: No public key
@@ -31,135 +31,169 @@
 dpkg-source: info: applying 03-Revert-Update-Lib-xor-xorsimd-slight-perf-improvemen.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/800/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/15129/tmp/hooks/D01_modify_environment starting
+debug: Running on virt64b.
+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
+Removing 'diversion of /bin/sh to /bin/sh.distrib by dash'
+Adding 'diversion of /bin/sh to /bin/sh.distrib by bash'
+Removing 'diversion of /usr/share/man/man1/sh.1.gz to /usr/share/man/man1/sh.distrib.1.gz by dash'
+Adding 'diversion of /usr/share/man/man1/sh.1.gz to /usr/share/man/man1/sh.distrib.1.gz by 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/15129/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/15129/tmp/hooks/D02_print_environment starting
 I: set
-  BUILDDIR='/build'
-  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,-fixfilepath parallel=3'
-  DISTRIBUTION=''
-  HOME='/root'
-  HOST_ARCH='armhf'
+  BASH=/bin/sh
+  BASHOPTS=checkwinsize:cmdhist:complete_fullquote:extquote:force_fignore:globasciiranges:hostcomplete:interactive_comments:progcomp:promptvars:sourcepath
+  BASH_ALIASES=()
+  BASH_ARGC=()
+  BASH_ARGV=()
+  BASH_CMDS=()
+  BASH_LINENO=([0]="12" [1]="0")
+  BASH_SOURCE=([0]="/tmp/hooks/D02_print_environment" [1]="/tmp/hooks/D02_print_environment")
+  BASH_VERSINFO=([0]="5" [1]="1" [2]="4" [3]="1" [4]="release" [5]="arm-unknown-linux-gnueabihf")
+  BASH_VERSION='5.1.4(1)-release'
+  BUILDDIR=/build
+  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,-fixfilepath parallel=4'
+  DIRSTACK=()
+  DISTRIBUTION=
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=arm
+  HOST_ARCH=armhf
   IFS=' 	
   '
-  INVOCATION_ID='d9926ddf257d4e3696a1d036948bdb15'
-  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='800'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=6dca9628bcd6409fa11e4f5b7c408f40
+  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=15129
   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/tmp.8obDiKTTDI/pbuilderrc_Xky5 --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bullseye-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/tmp.8obDiKTTDI/b1 --logfile b1/build.log golang-github-xtaci-kcp_5.6.1-1.dsc'
-  SUDO_GID='113'
-  SUDO_UID='107'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://10.0.0.15:8000/'
+  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/tmp.8obDiKTTDI/pbuilderrc_3u6w --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bullseye-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/tmp.8obDiKTTDI/b2 --logfile b2/build.log golang-github-xtaci-kcp_5.6.1-1.dsc'
+  SUDO_GID=113
+  SUDO_UID=107
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://10.0.0.15:8000/
 I: uname -a
-  Linux wbq0 5.10.0-8-armmp #1 SMP Debian 5.10.46-4 (2021-08-03) armv7l GNU/Linux
+  Linux i-capture-the-hostname 5.10.0-8-arm64 #1 SMP Debian 5.10.46-4 (2021-08-03) aarch64 GNU/Linux
 I: ls -l /bin
   total 3580
-  -rwxr-xr-x 1 root root 816764 Aug  4 08:25 bash
-  -rwxr-xr-x 3 root root  26052 Jul 20  2020 bunzip2
-  -rwxr-xr-x 3 root root  26052 Jul 20  2020 bzcat
-  lrwxrwxrwx 1 root root      6 Jul 20  2020 bzcmp -> bzdiff
-  -rwxr-xr-x 1 root root   2225 Jul 20  2020 bzdiff
-  lrwxrwxrwx 1 root root      6 Jul 20  2020 bzegrep -> bzgrep
-  -rwxr-xr-x 1 root root   4877 Sep  4  2019 bzexe
-  lrwxrwxrwx 1 root root      6 Jul 20  2020 bzfgrep -> bzgrep
-  -rwxr-xr-x 1 root root   3775 Jul 20  2020 bzgrep
-  -rwxr-xr-x 3 root root  26052 Jul 20  2020 bzip2
-  -rwxr-xr-x 1 root root   9636 Jul 20  2020 bzip2recover
-  lrwxrwxrwx 1 root root      6 Jul 20  2020 bzless -> bzmore
-  -rwxr-xr-x 1 root root   1297 Jul 20  2020 bzmore
-  -rwxr-xr-x 1 root root  26668 Sep 22  2020 cat
-  -rwxr-xr-x 1 root root  43104 Sep 22  2020 chgrp
-  -rwxr-xr-x 1 root root  38984 Sep 22  2020 chmod
-  -rwxr-xr-x 1 root root  43112 Sep 22  2020 chown
-  -rwxr-xr-x 1 root root  92616 Sep 22  2020 cp
-  -rwxr-xr-x 1 root root  75524 Dec 10  2020 dash
-  -rwxr-xr-x 1 root root  75880 Sep 22  2020 date
-  -rwxr-xr-x 1 root root  55436 Sep 22  2020 dd
-  -rwxr-xr-x 1 root root  59912 Sep 22  2020 df
-  -rwxr-xr-x 1 root root  96764 Sep 22  2020 dir
-  -rwxr-xr-x 1 root root  55012 Jul 28 07:09 dmesg
-  lrwxrwxrwx 1 root root      8 Nov  6  2019 dnsdomainname -> hostname
-  lrwxrwxrwx 1 root root      8 Nov  6  2019 domainname -> hostname
-  -rwxr-xr-x 1 root root  22508 Sep 22  2020 echo
-  -rwxr-xr-x 1 root root     28 Nov  9  2020 egrep
-  -rwxr-xr-x 1 root root  22496 Sep 22  2020 false
-  -rwxr-xr-x 1 root root     28 Nov  9  2020 fgrep
-  -rwxr-xr-x 1 root root  47492 Jul 28 07:09 findmnt
-  -rwsr-xr-x 1 root root  26076 Feb 26 04:12 fusermount
-  -rwxr-xr-x 1 root root 124508 Nov  9  2020 grep
-  -rwxr-xr-x 2 root root   2346 Mar  2 11:30 gunzip
-  -rwxr-xr-x 1 root root   6376 Mar  2 11:30 gzexe
-  -rwxr-xr-x 1 root root  64212 Mar  2 11:30 gzip
-  -rwxr-xr-x 1 root root  13784 Nov  6  2019 hostname
-  -rwxr-xr-x 1 root root  43180 Sep 22  2020 ln
-  -rwxr-xr-x 1 root root  35068 Feb  7  2020 login
-  -rwxr-xr-x 1 root root  96764 Sep 22  2020 ls
-  -rwxr-xr-x 1 root root  99940 Jul 28 07:09 lsblk
-  -rwxr-xr-x 1 root root  51408 Sep 22  2020 mkdir
-  -rwxr-xr-x 1 root root  43184 Sep 22  2020 mknod
-  -rwxr-xr-x 1 root root  30780 Sep 22  2020 mktemp
-  -rwxr-xr-x 1 root root  34408 Jul 28 07:09 more
-  -rwsr-xr-x 1 root root  34400 Jul 28 07:09 mount
-  -rwxr-xr-x 1 root root   9824 Jul 28 07:09 mountpoint
-  -rwxr-xr-x 1 root root  88524 Sep 22  2020 mv
-  lrwxrwxrwx 1 root root      8 Nov  6  2019 nisdomainname -> hostname
-  lrwxrwxrwx 1 root root     14 Apr 18 03:38 pidof -> /sbin/killall5
-  -rwxr-xr-x 1 root root  26652 Sep 22  2020 pwd
-  lrwxrwxrwx 1 root root      4 Aug  4 08:25 rbash -> bash
-  -rwxr-xr-x 1 root root  30740 Sep 22  2020 readlink
-  -rwxr-xr-x 1 root root  43104 Sep 22  2020 rm
-  -rwxr-xr-x 1 root root  30732 Sep 22  2020 rmdir
-  -rwxr-xr-x 1 root root  14144 Sep 27  2020 run-parts
-  -rwxr-xr-x 1 root root  76012 Dec 22  2018 sed
-  lrwxrwxrwx 1 root root      4 Aug 14 21:27 sh -> dash
-  -rwxr-xr-x 1 root root  22532 Sep 22  2020 sleep
-  -rwxr-xr-x 1 root root  55360 Sep 22  2020 stty
-  -rwsr-xr-x 1 root root  46704 Jul 28 07:09 su
-  -rwxr-xr-x 1 root root  22532 Sep 22  2020 sync
-  -rwxr-xr-x 1 root root 340872 Feb 16  2021 tar
-  -rwxr-xr-x 1 root root   9808 Sep 27  2020 tempfile
-  -rwxr-xr-x 1 root root  67696 Sep 22  2020 touch
-  -rwxr-xr-x 1 root root  22496 Sep 22  2020 true
-  -rwxr-xr-x 1 root root   9636 Feb 26 04:12 ulockmgr_server
-  -rwsr-xr-x 1 root root  22108 Jul 28 07:09 umount
-  -rwxr-xr-x 1 root root  22520 Sep 22  2020 uname
-  -rwxr-xr-x 2 root root   2346 Mar  2 11:30 uncompress
-  -rwxr-xr-x 1 root root  96764 Sep 22  2020 vdir
-  -rwxr-xr-x 1 root root  38512 Jul 28 07:09 wdctl
-  lrwxrwxrwx 1 root root      8 Nov  6  2019 ypdomainname -> hostname
-  -rwxr-xr-x 1 root root   1984 Mar  2 11:30 zcat
-  -rwxr-xr-x 1 root root   1678 Mar  2 11:30 zcmp
-  -rwxr-xr-x 1 root root   5880 Mar  2 11:30 zdiff
-  -rwxr-xr-x 1 root root     29 Mar  2 11:30 zegrep
-  -rwxr-xr-x 1 root root     29 Mar  2 11:30 zfgrep
-  -rwxr-xr-x 1 root root   2081 Mar  2 11:30 zforce
-  -rwxr-xr-x 1 root root   7585 Mar  2 11:30 zgrep
-  -rwxr-xr-x 1 root root   2206 Mar  2 11:30 zless
-  -rwxr-xr-x 1 root root   1842 Mar  2 11:30 zmore
-  -rwxr-xr-x 1 root root   4553 Mar  2 11:30 znew
-I: user script /srv/workspace/pbuilder/800/tmp/hooks/D02_print_environment finished
+  -rwxr-xr-x 1 root root 816764 Aug  5 10:25 bash
+  -rwxr-xr-x 3 root root  26052 Jul 21  2020 bunzip2
+  -rwxr-xr-x 3 root root  26052 Jul 21  2020 bzcat
+  lrwxrwxrwx 1 root root      6 Jul 21  2020 bzcmp -> bzdiff
+  -rwxr-xr-x 1 root root   2225 Jul 21  2020 bzdiff
+  lrwxrwxrwx 1 root root      6 Jul 21  2020 bzegrep -> bzgrep
+  -rwxr-xr-x 1 root root   4877 Sep  5  2019 bzexe
+  lrwxrwxrwx 1 root root      6 Jul 21  2020 bzfgrep -> bzgrep
+  -rwxr-xr-x 1 root root   3775 Jul 21  2020 bzgrep
+  -rwxr-xr-x 3 root root  26052 Jul 21  2020 bzip2
+  -rwxr-xr-x 1 root root   9636 Jul 21  2020 bzip2recover
+  lrwxrwxrwx 1 root root      6 Jul 21  2020 bzless -> bzmore
+  -rwxr-xr-x 1 root root   1297 Jul 21  2020 bzmore
+  -rwxr-xr-x 1 root root  26668 Sep 23  2020 cat
+  -rwxr-xr-x 1 root root  43104 Sep 23  2020 chgrp
+  -rwxr-xr-x 1 root root  38984 Sep 23  2020 chmod
+  -rwxr-xr-x 1 root root  43112 Sep 23  2020 chown
+  -rwxr-xr-x 1 root root  92616 Sep 23  2020 cp
+  -rwxr-xr-x 1 root root  75524 Dec 11  2020 dash
+  -rwxr-xr-x 1 root root  75880 Sep 23  2020 date
+  -rwxr-xr-x 1 root root  55436 Sep 23  2020 dd
+  -rwxr-xr-x 1 root root  59912 Sep 23  2020 df
+  -rwxr-xr-x 1 root root  96764 Sep 23  2020 dir
+  -rwxr-xr-x 1 root root  55012 Jul 29 09:09 dmesg
+  lrwxrwxrwx 1 root root      8 Nov  8  2019 dnsdomainname -> hostname
+  lrwxrwxrwx 1 root root      8 Nov  8  2019 domainname -> hostname
+  -rwxr-xr-x 1 root root  22508 Sep 23  2020 echo
+  -rwxr-xr-x 1 root root     28 Nov 10  2020 egrep
+  -rwxr-xr-x 1 root root  22496 Sep 23  2020 false
+  -rwxr-xr-x 1 root root     28 Nov 10  2020 fgrep
+  -rwxr-xr-x 1 root root  47492 Jul 29 09:09 findmnt
+  -rwsr-xr-x 1 root root  26076 Feb 27 06:12 fusermount
+  -rwxr-xr-x 1 root root 124508 Nov 10  2020 grep
+  -rwxr-xr-x 2 root root   2346 Mar  3 13:30 gunzip
+  -rwxr-xr-x 1 root root   6376 Mar  3 13:30 gzexe
+  -rwxr-xr-x 1 root root  64212 Mar  3 13:30 gzip
+  -rwxr-xr-x 1 root root  13784 Nov  8  2019 hostname
+  -rwxr-xr-x 1 root root  43180 Sep 23  2020 ln
+  -rwxr-xr-x 1 root root  35068 Feb  8  2020 login
+  -rwxr-xr-x 1 root root  96764 Sep 23  2020 ls
+  -rwxr-xr-x 1 root root  99940 Jul 29 09:09 lsblk
+  -rwxr-xr-x 1 root root  51408 Sep 23  2020 mkdir
+  -rwxr-xr-x 1 root root  43184 Sep 23  2020 mknod
+  -rwxr-xr-x 1 root root  30780 Sep 23  2020 mktemp
+  -rwxr-xr-x 1 root root  34408 Jul 29 09:09 more
+  -rwsr-xr-x 1 root root  34400 Jul 29 09:09 mount
+  -rwxr-xr-x 1 root root   9824 Jul 29 09:09 mountpoint
+  -rwxr-xr-x 1 root root  88524 Sep 23  2020 mv
+  lrwxrwxrwx 1 root root      8 Nov  8  2019 nisdomainname -> hostname
+  lrwxrwxrwx 1 root root     14 Apr 19 05:38 pidof -> /sbin/killall5
+  -rwxr-xr-x 1 root root  26652 Sep 23  2020 pwd
+  lrwxrwxrwx 1 root root      4 Aug  5 10:25 rbash -> bash
+  -rwxr-xr-x 1 root root  30740 Sep 23  2020 readlink
+  -rwxr-xr-x 1 root root  43104 Sep 23  2020 rm
+  -rwxr-xr-x 1 root root  30732 Sep 23  2020 rmdir
+  -rwxr-xr-x 1 root root  14144 Sep 28  2020 run-parts
+  -rwxr-xr-x 1 root root  76012 Dec 23  2018 sed
+  lrwxrwxrwx 1 root root      4 Aug 21 09:37 sh -> bash
+  lrwxrwxrwx 1 root root      4 Aug 15 23:25 sh.distrib -> dash
+  -rwxr-xr-x 1 root root  22532 Sep 23  2020 sleep
+  -rwxr-xr-x 1 root root  55360 Sep 23  2020 stty
+  -rwsr-xr-x 1 root root  46704 Jul 29 09:09 su
+  -rwxr-xr-x 1 root root  22532 Sep 23  2020 sync
+  -rwxr-xr-x 1 root root 340872 Feb 17  2021 tar
+  -rwxr-xr-x 1 root root   9808 Sep 28  2020 tempfile
+  -rwxr-xr-x 1 root root  67696 Sep 23  2020 touch
+  -rwxr-xr-x 1 root root  22496 Sep 23  2020 true
+  -rwxr-xr-x 1 root root   9636 Feb 27 06:12 ulockmgr_server
+  -rwsr-xr-x 1 root root  22108 Jul 29 09:09 umount
+  -rwxr-xr-x 1 root root  22520 Sep 23  2020 uname
+  -rwxr-xr-x 2 root root   2346 Mar  3 13:30 uncompress
+  -rwxr-xr-x 1 root root  96764 Sep 23  2020 vdir
+  -rwxr-xr-x 1 root root  38512 Jul 29 09:09 wdctl
+  lrwxrwxrwx 1 root root      8 Nov  8  2019 ypdomainname -> hostname
+  -rwxr-xr-x 1 root root   1984 Mar  3 13:30 zcat
+  -rwxr-xr-x 1 root root   1678 Mar  3 13:30 zcmp
+  -rwxr-xr-x 1 root root   5880 Mar  3 13:30 zdiff
+  -rwxr-xr-x 1 root root     29 Mar  3 13:30 zegrep
+  -rwxr-xr-x 1 root root     29 Mar  3 13:30 zfgrep
+  -rwxr-xr-x 1 root root   2081 Mar  3 13:30 zforce
+  -rwxr-xr-x 1 root root   7585 Mar  3 13:30 zgrep
+  -rwxr-xr-x 1 root root   2206 Mar  3 13:30 zless
+  -rwxr-xr-x 1 root root   1842 Mar  3 13:30 zmore
+  -rwxr-xr-x 1 root root   4553 Mar  3 13:30 znew
+I: user script /srv/workspace/pbuilder/15129/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -266,7 +300,7 @@
 Get: 51 http://deb.debian.org/debian bullseye/main armhf golang-golang-x-term-dev all 0.0~git20201210.2321bbc-1 [14.5 kB]
 Get: 52 http://deb.debian.org/debian bullseye/main armhf golang-golang-x-crypto-dev all 1:0.0~git20201221.eec23a3-1 [1538 kB]
 Get: 53 http://deb.debian.org/debian bullseye/main armhf golang-github-tjfoc-gmsm-dev all 1.3.0+ds-1 [56.3 kB]
-Fetched 81.8 MB in 21s (3834 kB/s)
+Fetched 81.8 MB in 7s (11.1 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package bsdextrautils.
 (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 ... 19398 files and directories currently installed.)
@@ -494,7 +528,8 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/golang-github-xtaci-kcp-5.6.1/ && 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  > ../golang-github-xtaci-kcp_5.6.1-1_source.changes
+hostname: Name or service not known
+I: Running cd /build/golang-github-xtaci-kcp-5.6.1/ && 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  > ../golang-github-xtaci-kcp_5.6.1-1_source.changes
 dpkg-buildpackage: info: source package golang-github-xtaci-kcp
 dpkg-buildpackage: info: source version 5.6.1-1
 dpkg-buildpackage: info: source distribution unstable
@@ -512,100 +547,100 @@
    dh_autoreconf -O--buildsystem=golang
    dh_auto_configure -O--buildsystem=golang
    dh_auto_build -O--buildsystem=golang
-	cd obj-arm-linux-gnueabihf && go install -trimpath -v -p 3 github.com/xtaci/kcp-go
-internal/cpu
+	cd obj-arm-linux-gnueabihf && go install -trimpath -v -p 4 github.com/xtaci/kcp-go
+crypto/internal/subtle
 runtime/internal/sys
 internal/unsafeheader
-crypto/internal/subtle
-runtime/internal/math
+internal/cpu
 crypto/subtle
-internal/bytealg
-runtime/internal/atomic
 internal/race
-sync/atomic
 math/bits
+runtime/internal/math
+sync/atomic
+internal/bytealg
+runtime/internal/atomic
 unicode/utf8
-unicode
 math
-runtime
+unicode
 internal/testlog
 unicode/utf16
+runtime
 vendor/golang.org/x/crypto/cryptobyte/asn1
 internal/nettrace
-golang.org/x/crypto/internal/subtle
 runtime/cgo
+golang.org/x/crypto/internal/subtle
 golang.org/x/crypto/salsa20/salsa
-golang.org/x/crypto/salsa20
 golang.org/x/net/internal/iana
 golang.org/x/sys/internal/unsafeheader
+golang.org/x/crypto/salsa20
+internal/reflectlite
 github.com/templexxx/xor
 sync
-internal/reflectlite
-internal/singleflight
 math/rand
+internal/singleflight
 errors
 sort
 io
 strconv
-container/heap
 internal/oserror
 syscall
+container/heap
+vendor/golang.org/x/net/dns/dnsmessage
 hash
 bytes
 reflect
 crypto
 strings
-bufio
+crypto/internal/randutil
+golang.org/x/crypto/blowfish
+golang.org/x/crypto/cast5
 internal/syscall/unix
 time
 internal/syscall/execenv
+bufio
 github.com/klauspost/cpuid
 path
-crypto/internal/randutil
-vendor/golang.org/x/net/dns/dnsmessage
+crypto/hmac
+golang.org/x/crypto/twofish
+golang.org/x/crypto/pbkdf2
+golang.org/x/crypto/xtea
+hash/crc32
+context
 internal/poll
+os
 encoding/binary
 internal/fmtsort
-os
 crypto/cipher
 crypto/md5
-crypto/aes
-crypto/des
 crypto/sha1
-crypto/sha512
 fmt
+crypto/sha512
 crypto/ed25519/internal/edwards25519
+crypto/aes
+crypto/des
 crypto/sha256
 encoding/base64
-encoding/pem
 path/filepath
+encoding/pem
+io/ioutil
+net
+golang.org/x/crypto/tea
 math/big
 github.com/klauspost/reedsolomon
 github.com/pkg/errors
 encoding/hex
-io/ioutil
-context
-net
 net/url
-crypto/rand
+golang.org/x/net/bpf
+golang.org/x/sys/unix
 crypto/dsa
+crypto/rand
 crypto/elliptic
 encoding/asn1
 crypto/ed25519
 crypto/rsa
 vendor/golang.org/x/crypto/cryptobyte
 crypto/x509/pkix
-golang.org/x/crypto/blowfish
 crypto/ecdsa
-golang.org/x/crypto/cast5
-crypto/hmac
-golang.org/x/crypto/tea
-golang.org/x/crypto/pbkdf2
-golang.org/x/crypto/twofish
-golang.org/x/crypto/xtea
-golang.org/x/net/bpf
-golang.org/x/sys/unix
-hash/crc32
 golang.org/x/net/internal/socket
 crypto/x509
 golang.org/x/net/ipv4
@@ -615,8 +650,8 @@
    debian/rules override_dh_auto_test
 make[1]: Entering directory '/build/golang-github-xtaci-kcp-5.6.1'
 ulimit -n 2048 && dh_auto_test
-	cd obj-arm-linux-gnueabihf && go test -vet=off -v -p 3 github.com/xtaci/kcp-go
-2021/08/20 19:36:03 beginning tests, encryption:salsa20, fec:10/3
+	cd obj-arm-linux-gnueabihf && go test -vet=off -v -p 4 github.com/xtaci/kcp-go
+2021/08/20 19:39:53 beginning tests, encryption:salsa20, fec:10/3
 === RUN   TestAutoTune
 --- PASS: TestAutoTune (0.00s)
 === RUN   TestSM4
@@ -626,7 +661,7 @@
 === RUN   TestTEA
 --- PASS: TestTEA (0.00s)
 === RUN   TestXOR
---- PASS: TestXOR (0.01s)
+--- PASS: TestXOR (0.00s)
 === RUN   TestBlowfish
 --- PASS: TestBlowfish (0.00s)
 === RUN   TestNone
@@ -642,29 +677,29 @@
 === RUN   TestSalsa20
 --- PASS: TestSalsa20 (0.00s)
 === RUN   TestNetwork
-default mode result (3524ms):
-avgrtt=1119 maxrtt=1564
-normal mode result (2224ms):
-avgrtt=150 maxrtt=428
-fast mode result (2141ms):
-avgrtt=136 maxrtt=351
---- PASS: TestNetwork (7.89s)
+default mode result (3731ms):
+avgrtt=1179 maxrtt=1711
+normal mode result (2143ms):
+avgrtt=126 maxrtt=252
+fast mode result (2114ms):
+avgrtt=133 maxrtt=248
+--- PASS: TestNetwork (7.99s)
 === RUN   TestTimeout
 --- PASS: TestTimeout (2.00s)
 === RUN   TestSendRecv
---- PASS: TestSendRecv (1.08s)
+--- PASS: TestSendRecv (1.03s)
 === RUN   TestSendVector
---- PASS: TestSendVector (0.15s)
+--- PASS: TestSendVector (0.06s)
 === RUN   TestTinyBufferReceiver
---- PASS: TestTinyBufferReceiver (0.38s)
+--- PASS: TestTinyBufferReceiver (0.28s)
 === RUN   TestClose
 --- PASS: TestClose (2.00s)
 === RUN   TestParallel1024CLIENT_64BMSG_64CNT
---- PASS: TestParallel1024CLIENT_64BMSG_64CNT (41.15s)
+--- PASS: TestParallel1024CLIENT_64BMSG_64CNT (43.01s)
 === RUN   TestSNMP
-    sess_test.go:535: &{8394616 8394616 2052 1030 1028 1028 0 0 3011 241511 279535 282037 315624 19568570 28692590 36446 2 8 36436 13725 4840 4115 27176 996}
+    sess_test.go:535: &{8394168 8394168 2052 1030 1028 1028 0 0 2589 235048 257434 280784 297877 19072688 26325184 23001 1 15 22985 9118 5011 3112 25864 283}
     sess_test.go:536: [BytesSent BytesReceived MaxConn ActiveOpens PassiveOpens CurrEstab InErrs InCsumErrors KCPInErrors InPkts OutPkts InSegs OutSegs InBytes OutBytes RetransSegs FastRetransSegs EarlyRetransSegs LostSegs RepeatSegs FECParityShards FECErrs FECRecovered FECShortShards]
-    sess_test.go:537: [8394616 8394616 2052 1030 1028 1028 0 0 3011 241511 279535 282037 315624 19568570 28692590 36446 2 8 36436 13725 27176 4115 4840 996]
+    sess_test.go:537: [8394168 8394168 2052 1030 1028 1028 0 0 2589 235048 257434 280784 297877 19072688 26325184 23001 1 15 22985 9118 25864 3112 5011 283]
     sess_test.go:539: [0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
 --- PASS: TestSNMP (0.00s)
 === RUN   TestListenerClose
@@ -678,7 +713,7 @@
 === RUN   TestUDPSessionNonOwnedPacketConn
 --- PASS: TestUDPSessionNonOwnedPacketConn (0.00s)
 PASS
-ok  	github.com/xtaci/kcp-go	56.935s
+ok  	github.com/xtaci/kcp-go	58.474s
 make[1]: Leaving directory '/build/golang-github-xtaci-kcp-5.6.1'
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--buildsystem=golang
@@ -708,12 +743,14 @@
 dpkg-buildpackage: info: binary-only upload (no source included)
 dpkg-genchanges: info: including full source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/15129/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/15129/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/800 and its subdirectories
-I: Current time: Fri Aug 20 07:37:27 -12 2021
-I: pbuilder-time-stamp: 1629488247
+I: removing directory /srv/workspace/pbuilder/15129 and its subdirectories
+I: Current time: Sat Aug 21 09:41:05 +14 2021
+I: pbuilder-time-stamp: 1629488465