Bug#971617: rakudo: failed upgrade: Missing or wrong version of dependency 'gen/moar/stage2/MASTNodes.nqp'

[Marc Glisse]

Package: rakudo
Version: 2020.09+dfsg-1
Severity: important

Dear Maintainer,

on a computer that was up-to-date with testing yesterday, I ran "apt
upgrade" this morning, which tried updating rakudo/nqp/moarvm, but
failed with

Setting up rakudo (2020.09+dfsg-1) ...
  rakudo-helper.pl: Reinstalling all perl6 modules ...
    (1/3) reinstall: perl6-zef
Unhandled exception: Missing or wrong version of dependency 'gen/moar/stage2/MASTNodes.nqp' (from 'gen/moar/Pod.nqp')
   at <unknown>:1  (/usr/lib/perl6/lib/Perl6/Pod.moarvm:<dependencies+deserialize>)
 from src/vm/moar/ModuleLoader.nqp:47  (/usr/share/nqp/lib/ModuleLoader.moarvm:)
 from src/vm/moar/ModuleLoader.nqp:40  (/usr/share/nqp/lib/ModuleLoader.moarvm:load_module)
 from <unknown>:1  (/usr/lib/perl6/lib/Perl6/Actions.moarvm:<dependencies+deserialize>)
 from src/vm/moar/ModuleLoader.nqp:47  (/usr/share/nqp/lib/ModuleLoader.moarvm:)
 from src/vm/moar/ModuleLoader.nqp:40  (/usr/share/nqp/lib/ModuleLoader.moarvm:load_module)
 from <unknown>:1  (/usr/lib/perl6/lib/Perl6/Grammar.moarvm:<dependencies+deserialize>)
 from src/vm/moar/ModuleLoader.nqp:47  (/usr/share/nqp/lib/ModuleLoader.moarvm:)
 from src/vm/moar/ModuleLoader.nqp:40  (/usr/share/nqp/lib/ModuleLoader.moarvm:load_module)
 from <unknown>:1  (/usr/lib/perl6/runtime/perl6.moarvm:<dependencies+deserialize>)
"perl6 /usr/share/perl6/tools/install-dist.p6 --from=/usr/share/perl6/debian-sources/perl6-zef --to=/tmp/qzgpwdSHG6/build --for=vendor" unexpected
ly returned exit value 1 at /usr/share/perl5/IPC/System/Simple.pm line 578.
	IPC::System::Simple::_check_exit("perl6 /usr/share/perl6/tools/install-dist.p6 --from=/usr/shar"..., 1, ARRAY(0x55ccaf960dd0)) called at /
usr/share/perl5/IPC/System/Simple.pm line 550
	IPC::System::Simple::_process_child_error(256, "perl6 /usr/share/perl6/tools/install-dist.p6 --from=/usr/shar"..., ARRAY(0x55ccaf960dd0)) 
called at /usr/share/perl5/IPC/System/Simple.pm line 190
	IPC::System::Simple::run("perl6 /usr/share/perl6/tools/install-dist.p6 --from=/usr/shar"...) called at (eval 25) line 12
	eval {...} called at (eval 25) line 11
	Fatal::__ANON__("perl6 /usr/share/perl6/tools/install-dist.p6 --from=/usr/shar"...) called at /usr/share/perl6/rakudo-helper.pl line 47
	main::install("perl6-zef") called at /usr/share/perl6/rakudo-helper.pl line 109
	main::reinstall_all() called at /usr/share/perl6/rakudo-helper.pl line 151
 at /usr/share/perl6/rakudo-helper.pl line 47
dpkg: error processing package rakudo (--configure):
 installed rakudo package post-installation script subprocess returned error exit status 1

Running "apt install -f" now gives the same error. I hesitated about
filing this with perl6-zef 0.8.5-2 instead of rakudo...

-- System Information:
Debian Release: bullseye/sid
  APT prefers testing-debug
  APT policy: (500, 'testing-debug'), (500, 'testing'), (500, 'stable'), (50, 'unstable-debug'), (50, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 5.8.0-2-amd64 (SMP w/8 CPU threads)
Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages rakudo depends on:
ii  libc6                      2.31-3
ii  libgraph-perl              1:0.9704-1
ii  libipc-system-simple-perl  1.30-1
ii  libpath-tiny-perl          0.114-1
ii  moarvm                     2020.09+dfsg-1
ii  nqp                        2020.09+dfsg-2

rakudo recommends no packages.

Versions of packages rakudo suggests:
ii  valgrind  1:3.16.1-1

-- no debconf information