Package: crossgrader Version: 0.0.3+nmu2 Severity: important Trying to do an amd64 -> i386 crossgrade after debootstrap of the amd64 chroot fails with:
# crossgrader --third-stage amd64 i386 Installing initramfs binary architecture check hook... arch check hook already installed. Hook installation failed. Hit http://deb.debian.org/debian sid InRelease Fetched 0 B in 0s (0 B/s) 4 targets found. gcc-10-base:amd64 libc6:amd64 libcrypt1:amd64 libgcc-s1:amd64 Do you want to continue [y/N]? y dpkg: error processing package libcrypt1:amd64 (--purge): this is a protected package; it should not be removed dpkg: error processing package libgcc-s1:amd64 (--purge): this is a protected package; it should not be removed dpkg: dependency problems prevent removal of gcc-10-base:amd64: libgcc-s1:amd64 depends on gcc-10-base (= 10.2.1-6). dpkg: error processing package gcc-10-base:amd64 (--purge): dependency problems - not removing (Reading database ... 18110 files and directories currently installed.) Removing libc6:amd64 (2.31-12) ... Purging configuration files for libc6:amd64 (2.31-12) ... Processing triggers for libc-bin (2.31-12) ... Errors were encountered while processing: libcrypt1:amd64 libgcc-s1:amd64 gcc-10-base:amd64 Traceback (most recent call last): File "/usr/bin/crossgrader", line 33, in <module> sys.exit(load_entry_point('debian-crossgrader==0.0.3', 'console_scripts', 'crossgrader')()) File "/usr/lib/python3/dist-packages/debian_crossgrader/__main__.py", line 260, in main third_stage(args) File "/usr/lib/python3/dist-packages/debian_crossgrader/__main__.py", line 141, in third_stage subprocess.check_call(['dpkg', '--purge'] + targets) File "/usr/lib/python3.9/subprocess.py", line 373, in check_call raise CalledProcessError(retcode, cmd) subprocess.CalledProcessError: Command '['dpkg', '--purge', 'gcc-10-base:amd64', 'libc6:amd64', 'libcrypt1:amd64', 'libgcc-s1:amd64']' returned non-zero exit status 1. # libgcc-s1 and libcrypt1 both got Protected: yes to prevent accidental removal in some buster -> bullseye upgrade situations, some additional forcing seems necessary to overwrite that. It works after changing line 141 in /usr/lib/python3/dist-packages/debian_crossgrader/__main__.py to: if cont == 'y': subprocess.check_call(['dpkg', '--purge', '--force-remove-protected'] + targets)
