Diff of the two buildlogs:

--
--- b1/build.log	2025-03-20 06:33:10.789187399 +0000
+++ b2/build.log	2025-03-20 06:40:11.634167298 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Wed Mar 19 18:31:02 -12 2025
-I: pbuilder-time-stamp: 1742452262
+I: Current time: Thu Apr 23 02:56:37 +14 2026
+I: pbuilder-time-stamp: 1776862597
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -26,54 +26,86 @@
 dpkg-source: info: applying 0002-Numpy-2-compatibility.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/28054/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/33776/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos6-i386.
+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 Apr 22 12:57 /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/33776/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/33776/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='i386'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=11 '
-  DISTRIBUTION='trixie'
-  HOME='/root'
-  HOST_ARCH='i386'
+  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]="i686-pc-linux-gnu")
+  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=i386
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=21 '
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=i686
+  HOST_ARCH=i386
   IFS=' 	
   '
-  INVOCATION_ID='44c383bdbf9c4db3bf141ff674ee9ccc'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  LD_LIBRARY_PATH='/usr/lib/libeatmydata'
-  LD_PRELOAD='libeatmydata.so'
-  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='28054'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=3442b73a31894b79b0ed99a533d7aab7
+  LANG=C
+  LANGUAGE=de_CH:de
+  LC_ALL=C
+  LD_LIBRARY_PATH=/usr/lib/libeatmydata
+  LD_PRELOAD=libeatmydata.so
+  MACHTYPE=i686-pc-linux-gnu
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnu
+  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=33776
   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.YMphFWBm/pbuilderrc_FLQo --distribution trixie --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.YMphFWBm/b1 --logfile b1/build.log pyusid_0.0.12-3.dsc'
-  SUDO_GID='112'
-  SUDO_UID='107'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://46.16.76.132:3128'
+  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.YMphFWBm/pbuilderrc_xpED --distribution trixie --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.YMphFWBm/b2 --logfile b2/build.log pyusid_0.0.12-3.dsc'
+  SUDO_GID=112
+  SUDO_UID=107
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://213.165.73.152:3128
 I: uname -a
-  Linux ionos2-i386 6.1.0-32-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.129-1 (2025-03-06) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-32-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.129-1 (2025-03-06) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/28054/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/33776/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -372,7 +404,7 @@
 Get: 245 http://deb.debian.org/debian trixie/main i386 python3-sklearn-lib i386 1.4.2+dfsg-8 [3671 kB]
 Get: 246 http://deb.debian.org/debian trixie/main i386 python3-sklearn all 1.4.2+dfsg-8 [2248 kB]
 Get: 247 http://deb.debian.org/debian trixie/main i386 python3-sidpy all 0.12.3-3 [76.9 kB]
-Fetched 150 MB in 3s (54.8 MB/s)
+Fetched 150 MB in 2s (61.6 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libtext-charwidth-perl:i386.
 (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 ... 19771 files and directories currently installed.)
@@ -1173,8 +1205,8 @@
 Setting up tzdata (2025a-2) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Thu Mar 20 06:31:44 UTC 2025.
-Universal Time is now:  Thu Mar 20 06:31:44 UTC 2025.
+Local time is now:      Wed Apr 22 12:59:08 UTC 2026.
+Universal Time is now:  Wed Apr 22 12:59:08 UTC 2026.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up unicode-data (15.1.0-1) ...
@@ -1404,7 +1436,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/pyusid-0.0.12/ && 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  > ../pyusid_0.0.12-3_source.changes
+I: user script /srv/workspace/pbuilder/33776/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/33776/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/pyusid-0.0.12/ && 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  > ../pyusid_0.0.12-3_source.changes
 dpkg-buildpackage: info: source package pyusid
 dpkg-buildpackage: info: source version 0.0.12-3
 dpkg-buildpackage: info: source distribution unstable
@@ -1441,8 +1477,8 @@
         Please discontinue using this option, or if you still need it,
         file an issue with pypa/setuptools describing your use case.
 
-        By 2025-Aug-30, you need to update your project and remove deprecated calls
-        or your builds will no longer be supported.
+        This deprecation is overdue, please update your project and remove deprecated
+        calls to avoid build errors in the future.
         ********************************************************************************
 
 !!
@@ -1452,22 +1488,22 @@
 creating build/lib/pyUSID
 copying pyUSID/__version__.py -> build/lib/pyUSID
 copying pyUSID/__init__.py -> build/lib/pyUSID
-creating build/lib/pyUSID/processing
-copying pyUSID/processing/comp_utils.py -> build/lib/pyUSID/processing
-copying pyUSID/processing/process.py -> build/lib/pyUSID/processing
-copying pyUSID/processing/__init__.py -> build/lib/pyUSID/processing
 creating build/lib/pyUSID/io
+copying pyUSID/io/image.py -> build/lib/pyUSID/io
+copying pyUSID/io/array_translator.py -> build/lib/pyUSID/io
+copying pyUSID/io/anc_build_utils.py -> build/lib/pyUSID/io
 copying pyUSID/io/dimension.py -> build/lib/pyUSID/io
 copying pyUSID/io/reg_ref.py -> build/lib/pyUSID/io
-copying pyUSID/io/usi_data.py -> build/lib/pyUSID/io
-copying pyUSID/io/anc_build_utils.py -> build/lib/pyUSID/io
 copying pyUSID/io/__init__.py -> build/lib/pyUSID/io
-copying pyUSID/io/array_translator.py -> build/lib/pyUSID/io
-copying pyUSID/io/image.py -> build/lib/pyUSID/io
+copying pyUSID/io/usi_data.py -> build/lib/pyUSID/io
+creating build/lib/pyUSID/processing
+copying pyUSID/processing/process.py -> build/lib/pyUSID/processing
+copying pyUSID/processing/comp_utils.py -> build/lib/pyUSID/processing
+copying pyUSID/processing/__init__.py -> build/lib/pyUSID/processing
 creating build/lib/pyUSID/io/hdf_utils
+copying pyUSID/io/hdf_utils/simple.py -> build/lib/pyUSID/io/hdf_utils
 copying pyUSID/io/hdf_utils/model.py -> build/lib/pyUSID/io/hdf_utils
 copying pyUSID/io/hdf_utils/base.py -> build/lib/pyUSID/io/hdf_utils
-copying pyUSID/io/hdf_utils/simple.py -> build/lib/pyUSID/io/hdf_utils
 copying pyUSID/io/hdf_utils/__init__.py -> build/lib/pyUSID/io/hdf_utils
 running egg_info
 creating pyUSID.egg-info
@@ -1486,30 +1522,30 @@
 running install_lib
 creating build/bdist.linux-i686/wheel
 creating build/bdist.linux-i686/wheel/pyUSID
-creating build/bdist.linux-i686/wheel/pyUSID/processing
-copying build/lib/pyUSID/processing/comp_utils.py -> build/bdist.linux-i686/wheel/./pyUSID/processing
-copying build/lib/pyUSID/processing/process.py -> build/bdist.linux-i686/wheel/./pyUSID/processing
-copying build/lib/pyUSID/processing/__init__.py -> build/bdist.linux-i686/wheel/./pyUSID/processing
-copying build/lib/pyUSID/__version__.py -> build/bdist.linux-i686/wheel/./pyUSID
-copying build/lib/pyUSID/__init__.py -> build/bdist.linux-i686/wheel/./pyUSID
 creating build/bdist.linux-i686/wheel/pyUSID/io
-copying build/lib/pyUSID/io/dimension.py -> build/bdist.linux-i686/wheel/./pyUSID/io
+copying build/lib/pyUSID/io/image.py -> build/bdist.linux-i686/wheel/./pyUSID/io
 creating build/bdist.linux-i686/wheel/pyUSID/io/hdf_utils
+copying build/lib/pyUSID/io/hdf_utils/simple.py -> build/bdist.linux-i686/wheel/./pyUSID/io/hdf_utils
 copying build/lib/pyUSID/io/hdf_utils/model.py -> build/bdist.linux-i686/wheel/./pyUSID/io/hdf_utils
 copying build/lib/pyUSID/io/hdf_utils/base.py -> build/bdist.linux-i686/wheel/./pyUSID/io/hdf_utils
-copying build/lib/pyUSID/io/hdf_utils/simple.py -> build/bdist.linux-i686/wheel/./pyUSID/io/hdf_utils
 copying build/lib/pyUSID/io/hdf_utils/__init__.py -> build/bdist.linux-i686/wheel/./pyUSID/io/hdf_utils
-copying build/lib/pyUSID/io/reg_ref.py -> build/bdist.linux-i686/wheel/./pyUSID/io
-copying build/lib/pyUSID/io/usi_data.py -> build/bdist.linux-i686/wheel/./pyUSID/io
+copying build/lib/pyUSID/io/array_translator.py -> build/bdist.linux-i686/wheel/./pyUSID/io
 copying build/lib/pyUSID/io/anc_build_utils.py -> build/bdist.linux-i686/wheel/./pyUSID/io
+copying build/lib/pyUSID/io/dimension.py -> build/bdist.linux-i686/wheel/./pyUSID/io
+copying build/lib/pyUSID/io/reg_ref.py -> build/bdist.linux-i686/wheel/./pyUSID/io
 copying build/lib/pyUSID/io/__init__.py -> build/bdist.linux-i686/wheel/./pyUSID/io
-copying build/lib/pyUSID/io/array_translator.py -> build/bdist.linux-i686/wheel/./pyUSID/io
-copying build/lib/pyUSID/io/image.py -> build/bdist.linux-i686/wheel/./pyUSID/io
+copying build/lib/pyUSID/io/usi_data.py -> build/bdist.linux-i686/wheel/./pyUSID/io
+copying build/lib/pyUSID/__version__.py -> build/bdist.linux-i686/wheel/./pyUSID
+creating build/bdist.linux-i686/wheel/pyUSID/processing
+copying build/lib/pyUSID/processing/process.py -> build/bdist.linux-i686/wheel/./pyUSID/processing
+copying build/lib/pyUSID/processing/comp_utils.py -> build/bdist.linux-i686/wheel/./pyUSID/processing
+copying build/lib/pyUSID/processing/__init__.py -> build/bdist.linux-i686/wheel/./pyUSID/processing
+copying build/lib/pyUSID/__init__.py -> build/bdist.linux-i686/wheel/./pyUSID
 running install_egg_info
 Copying pyUSID.egg-info to build/bdist.linux-i686/wheel/./pyUSID-0.0.12.egg-info
 running install_scripts
 creating build/bdist.linux-i686/wheel/pyUSID-0.0.12.dist-info/WHEEL
-creating '/build/reproducible-path/pyusid-0.0.12/.pybuild/cpython3_3.13_pyusid/.tmp-44907t82/pyUSID-0.0.12-py2.py3-none-any.whl' and adding 'build/bdist.linux-i686/wheel' to it
+creating '/build/reproducible-path/pyusid-0.0.12/.pybuild/cpython3_3.13_pyusid/.tmp-dliitiz3/pyUSID-0.0.12-py2.py3-none-any.whl' and adding 'build/bdist.linux-i686/wheel' to it
 adding 'pyUSID/__init__.py'
 adding 'pyUSID/__version__.py'
 adding 'pyUSID/io/__init__.py'
@@ -1588,9 +1624,9 @@
 test_dask_out_ordinary_1d_pos (tests.io.hdf_utils.test_model.TestReshapeToNDims.test_dask_out_ordinary_1d_pos) ... ok
 test_dask_out_ordinary_1d_spec (tests.io.hdf_utils.test_model.TestReshapeToNDims.test_dask_out_ordinary_1d_spec) ... 2D: False, Spec: False, Flip: False
 Main data shapes ND: (2,), 2D: (2, 1)
-[149 247]
-[[149]
- [247]]
+[177 154]
+[[177]
+ [154]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1627,8 +1663,8 @@
 Dataset now of shape: (2, 1)
 2D: False, Spec: True, Flip: False
 Main data shapes ND: (2,), 2D: (1, 2)
-[217 168]
-[[217 168]]
+[  2 103]
+[[  2 103]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1665,9 +1701,9 @@
 Dataset now of shape: (1, 2)
 2D: False, Spec: False, Flip: False
 Main data shapes ND: (2,), 2D: (2, 1)
-[146 123]
-[[146]
- [123]]
+[219 170]
+[[219]
+ [170]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1704,8 +1740,8 @@
 Dataset now of shape: (2, 1)
 2D: False, Spec: True, Flip: False
 Main data shapes ND: (2,), 2D: (1, 2)
-[137  96]
-[[137  96]]
+[140 236]
+[[140 236]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1742,9 +1778,9 @@
 Dataset now of shape: (1, 2)
 2D: False, Spec: False, Flip: False
 Main data shapes ND: (2,), 2D: (2, 1)
-[65 81]
-[[65]
- [81]]
+[147 118]
+[[147]
+ [118]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1781,8 +1817,8 @@
 Dataset now of shape: (2, 1)
 2D: False, Spec: True, Flip: False
 Main data shapes ND: (2,), 2D: (1, 2)
-[19 21]
-[[19 21]]
+[13 13]
+[[13 13]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1921,9 +1957,9 @@
 Dataset now of shape: (5, 3, 7, 2)
 2D: False, Spec: False, Flip: False
 Main data shapes ND: (2,), 2D: (2, 1)
-[191 192]
-[[191]
- [192]]
+[126  39]
+[[126]
+ [ 39]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1960,8 +1996,8 @@
 Dataset now of shape: (2, 1)
 2D: False, Spec: True, Flip: False
 Main data shapes ND: (2,), 2D: (1, 2)
-[130 103]
-[[130 103]]
+[31 97]
+[[31 97]]
 Position dimensions: ['Position Dimension 0']
 Position sort order: [0]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -1998,14 +2034,14 @@
 Dataset now of shape: (1, 2)
 2D: True, Spec: False, Flip: False
 Main data shapes ND: (2, 3), 2D: (6, 1)
-[[103 247  29]
- [ 28 105 203]]
-[[103]
- [247]
- [ 29]
- [ 28]
- [105]
- [203]]
+[[137 252  45]
+ [226  33 155]]
+[[137]
+ [252]
+ [ 45]
+ [226]
+ [ 33]
+ [155]]
 Position dimensions: ['Position Dimension 0' 'Position Dimension 1']
 Position sort order: [0 1]
 Spectroscopic Dimensions: ['Spectral Dimension 0']
@@ -2042,9 +2078,9 @@
 Dataset now of shape: (3, 2, 1)
 2D: True, Spec: True, Flip: False
 Main data shapes ND: (2, 3), 2D: (1, 6)
-[[154 208 108]
- [ 77  23 136]]
-[[154 208 108  77  23 136]]
+[[ 46 231 103]
+ [  0 222 246]]
+[[ 46 231 103   0 222 246]]
 Position dimensions: ['Position Dimension 0']
 Position sort order:ok
 test_numpy_pos_inds_order_flipped (tests.io.hdf_utils.test_model.TestReshapeToNDims.test_numpy_pos_inds_order_flipped) ... ok
@@ -2961,8 +2997,8 @@
 [2 2] [2 2]
 BICUBIC BICUBIC
 False False
-27 27
-234 234
+31 31
+228 228
 [[  0   0]
  [  1   0]
  [  2   0]
@@ -2974,8 +3010,8 @@
 [1 2] [1 2]
 BICUBIC BICUBIC
 False False
-1 1
-254 254
+0 0
+255 255
 [[  0   0]
  [  1   0]
  [  2   0]
@@ -3187,51 +3223,51 @@
 Rank 0 will read positions 0 to 15 of 15
 	This class does NOT support interruption and resuming of computations.
 	In order to enable this feature, simply implement the _get_existing_datasets() function
-Rank: 0 - with nothing loaded has 2.0 GB free memory
+Rank: 0 - with nothing loaded has 127.61 MB free memory
 Rank 0 will read positions: [0 1 2 3 4 5]
 Rank 0 will read 672.0 bytes of the SOURCE dataset.
-Rank: 0 available memory: 2.0 GB. 11 workers on this socket will in total read ~ 7.22 kB.
-Rank: 0 - with only raw data loaded has 2.0 GB free memory
+Rank: 0 available memory: 128.04 MB. 22 workers on this socket will in total read ~ 14.44 kB.
+Rank: 0 - with only raw data loaded has 128.04 MB free memory
 Rank 0 at Process class' default _unit_computation() that will call parallel_compute()
-Number of CPU free cores set to: 2 given that the CPU has 13 logical cores.
-11 cores requested.
+Number of CPU free cores set to: 2 given that the CPU has 24 logical cores.
+22 cores requested.
 computational jobs per core = 1. For short computations, each core must have at least 20 jobs to warrant parallel computation.
 Computations are not lengthy.
 Not enough jobs per core. Reducing cores to 1
-Rank 0 starting computing on 1 cores (requested 11 cores)
+Rank 0 starting computing on 1 cores (requested 22 cores)
 Rank 0 computing serially ...
 Rank 0 - computed chunk in 0.0 msec or 0.0 msec per pixel. Average: 0.0 msec per pixel.
-Rank: 0 - now holding onto raw data + results has 2.0 GB free memory
+Rank: 0 - now holding onto raw data + results has 128.04 MB free memory
 Rank 0 - wrote its 6 pixel chunk in 0.0 msec
 Rank 0 - 40% complete. Time remaining: 0.0 msec
 Rank 0 will read positions: [ 6  7  8  9 10 11]
 Rank 0 will read 672.0 bytes of the SOURCE dataset.
-Rank: 0 available memory: 2.0 GB. 11 workers on this socket will in total read ~ 7.22 kB.
+Rank: 0 available memory: 128.04 MB. 22 workers on this socket will in total read ~ 14.44 kB.
 Rank 0 at Process class' default _unit_computation() that will call parallel_compute()
-Number of CPU free cores set to: 2 given that the CPU has 13 logical cores.
-11 cores requested.
+Number of CPU free cores set to: 2 given that the CPU has 24 logical cores.
+22 cores requested.
 computational jobs per core = 1. For short computations, each core must have at least 20 jobs to warrant parallel computation.
 Computations are not lengthy.
 Not enough jobs per core. Reducing cores to 1
-Rank 0 starting computing on 1 cores (requested 11 cores)
+Rank 0 starting computing on 1 cores (requested 22 cores)
 Rank 0 computing serially ...
 Rank 0 - computed chunk in 0.0 msec or 0.0 msec per pixel. Average: 0.0 msec per pixel.
-Rank: 0 - now holding onto raw data + results has 2.0 GB free memory
+Rank: 0 - now holding onto raw data + results has 128.04 MB free memory
 Rank 0 - wrote its 6 pixel chunk in 0.0 msec
 Rank 0 - 80% complete. Time remaining: 0.0 msec
 Rank 0 will read positions: [12 13 14]
 Rank 0 will read 336.0 bytes of the SOURCE dataset.
-Rank: 0 available memory: 2.0 GB. 11 workers on this socket will in total read ~ 3.61 kB.
+Rank: 0 available memory: 127.05 MB. 22 workers on this socket will in total read ~ 7.22 kB.
 Rank 0 at Process class' default _unit_computation() that will call parallel_compute()
-Number of CPU free cores set to: 2 given that the CPU has 13 logical cores.
-11 cores requested.
+Number of CPU free cores set to: 2 given that the CPU has 24 logical cores.
+22 cores requested.
 computational jobs per core = 1. For short computations, each core must have at least 20 jobs to warrant parallel computation.
 Computations are not lengthy.
 Not enough jobs per core. Reducing cores to 1
-Rank 0 starting computing on 1 cores (requested 11 cores)
+Rank 0 starting computing on 1 cores (requested 22 cores)
 Rank 0 computing serially ...
 Rank 0 - computed chunk in 0.0 msec or 0.0 msec per pixel. Average: 0.0 msec per pixel.
-Rank: 0 - now holding onto raw data + results has 2.0 GB free memory
+Rank: 0 - now holding onto raw data + results has 126.57 MB free memory
 Rank 0 - wrote its 3 pixel chunk in 0.0 msec
 Rank 0 - 100% complete. Time remaining: 0.0 msec
 Rank 0 - Finished reading all data!
@@ -3244,12 +3280,7 @@
 
 [<HDF5 group "/Raw_Measurement/source_main-Mean_Val_000" (4 members)>, <HDF5 group "/Raw_Measurement/source_main-Mean_Val_001" (4 members)>]
 Resuming computation in group: /Raw_Measurement/source_main-Mean_Val_001
-Resuming computation. 46% completed already
-	This class (likely) supports interruption and resuming of computations!
-	If you are operating in a python console, press Ctrl+C or Cmd+C to abort
-	If you are in a Jupyter notebook, click on "Kernel">>"Interrupt"
-	If you are operating on a cluster and your job gets killed, re-run the job to resume
-ok
+Resuming computation. 46% completed alreadyok
 test_compute (tests.processing.test_process.TestProcReturnCompletedNotPartial.test_compute) ... /build/reproducible-path/pyusid-0.0.12/.pybuild/cpython3_3.13_pyusid/build/pyUSID/io/hdf_utils/simple.py:1072: UserWarning: In the future write_ind_val_dsets will default to requiring dimensions to be arranged from slowest to fastest varying
   warn('In the future write_ind_val_dsets will default to requiring dimensions to be arranged from slowest to fastest varying')
 /build/reproducible-path/pyusid-0.0.12/.pybuild/cpython3_3.13_pyusid/build/pyUSID/io/hdf_utils/simple.py:1129: UserWarning: pyUSID.io.hdf_utils.simple.write_ind_val_dsets no longer createsregion references for each dimension. Please use pyUSID.io.reg_ref.write_region_references to manually create region references
@@ -3313,10 +3344,15 @@
 test_tfunc (tests.processing.test_process.TestWriteResultsToNewH5File.test_tfunc) ... ok
 
 ----------------------------------------------------------------------
-Ran 357 tests in 16.036s
+Ran 357 tests in 22.414s
 
 OK
 
+	This class (likely) supports interruption and resuming of computations!
+	If you are operating in a python console, press Ctrl+C or Cmd+C to abort
+	If you are in a Jupyter notebook, click on "Kernel">>"Interrupt"
+	If you are operating on a cluster and your job gets killed, re-run the job to resume
+
 Rank 0 - 100% complete. Time remaining: 0.0 msec
 Finished processing the entire dataset!
 Consider calling test() to check results before calling compute() which computes on the entire dataset and writes results to the HDF5 file
@@ -3424,12 +3460,14 @@
 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/33776/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/33776/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/28054 and its subdirectories
-I: Current time: Wed Mar 19 18:33:10 -12 2025
-I: pbuilder-time-stamp: 1742452390
+I: removing directory /srv/workspace/pbuilder/33776 and its subdirectories
+I: Current time: Thu Apr 23 03:03:07 +14 2026
+I: pbuilder-time-stamp: 1776862987