[DRE-maint] Bug#1015334: ruby-stackprof: FTBFS with ruby3.1: ERROR: Test "ruby3.1" failed.

[Antonio Terceiro]

Source: ruby-stackprof
Version: 0.2.17-1
Severity: important
Justification: FTBFS
Tags: bookworm sid ftbfs
User: debian-ruby at lists.debian.org
Usertags: ruby3.1

Hi,

We are about to start the ruby3.1 transition in unstable. While trying to
rebuild ruby-stackprof with ruby3.1 enabled, the build failed.

Relevant part of the build log (hopefully):
> /usr/bin/ruby3.1 /usr/bin/gem2deb-test-runner
> 
> ┌──────────────────────────────────────────────────────────────────────────────┐
> │ Checking Rubygems dependency resolution on ruby3.1                           │
> └──────────────────────────────────────────────────────────────────────────────┘
> 
> GEM_PATH=/<<PKGBUILDDIR>>/debian/ruby-stackprof/usr/lib/x86_64-linux-gnu/rubygems-integration/3.1.0:/<<PKGBUILDDIR>>/debian/.debhelper/generated/_source/home/.local/share/gem/ruby/3.1.0:/var/lib/gems/3.1.0:/usr/local/lib/ruby/gems/3.1.0:/usr/lib/ruby/gems/3.1.0:/usr/lib/x86_64-linux-gnu/ruby/gems/3.1.0:/usr/share/rubygems-integration/3.1.0:/usr/share/rubygems-integration/all:/usr/lib/x86_64-linux-gnu/rubygems-integration/3.1.0 ruby3.1 -e gem\ \"stackprof\"
> 
> ┌──────────────────────────────────────────────────────────────────────────────┐
> │ Run tests for ruby3.1 from debian/ruby-tests.rake                            │
> └──────────────────────────────────────────────────────────────────────────────┘
> 
> RUBYLIB=. GEM_PATH=/<<PKGBUILDDIR>>/debian/ruby-stackprof/usr/lib/x86_64-linux-gnu/rubygems-integration/3.1.0:/<<PKGBUILDDIR>>/debian/.debhelper/generated/_source/home/.local/share/gem/ruby/3.1.0:/var/lib/gems/3.1.0:/usr/local/lib/ruby/gems/3.1.0:/usr/lib/ruby/gems/3.1.0:/usr/lib/x86_64-linux-gnu/ruby/gems/3.1.0:/usr/share/rubygems-integration/3.1.0:/usr/share/rubygems-integration/all:/usr/lib/x86_64-linux-gnu/rubygems-integration/3.1.0 ruby3.1 -S rake -f debian/ruby-tests.rake
> /usr/bin/ruby3.1 -w -I"test" /usr/lib/ruby/gems/3.1.0/gems/rake-13.0.6/lib/rake/rake_test_loader.rb "test/test_middleware.rb" "test/test_report.rb" "test/test_stackprof.rb" -v
> /<<PKGBUILDDIR>>/test/test_stackprof.rb:208: warning: assigned but unused variable - raw
> Run options: -v --seed 18881
> 
> # Running:
> 
> StackProfTest#test_min_max_interval = 0.00 s = .
> StackProfTest#test_walltime = 0.20 s = .
> StackProfTest#test_start_stop_results = 0.00 s = .
> StackProfTest#test_cputime = 0.01 s = F
> StackProfTest#test_running = 0.00 s = .
> StackProfTest#test_info = 0.00 s = .
> StackProfTest#test_empty_metadata = 0.01 s = .
> StackProfTest#test_metadata = 0.01 s = .
> StackProfTest#test_fork = 0.00 s = .
> StackProfTest#test_gc = 0.03 s = .
> StackProfTest#test_out_to_path_string = 0.00 s = .
> StackProfTest#test_raw = 0.00 s = .
> StackProfTest#test_pathname_out = 0.00 s = .
> StackProfTest#test_recursive_total_samples = 0.00 s = .
> StackProfTest#test_object_allocation = 0.00 s = F
> StackProfTest#test_custom = 0.00 s = .
> StackProfTest#test_object_allocation_interval = 0.00 s = .
> StackProfTest#test_out = 0.00 s = .
> StackProfTest#test_raises_if_metadata_is_not_a_hash = 0.00 s = .
> ReportDumpTest#test_dump_to_file = 0.01 s = .
> ReportDumpTest#test_dump_to_stdout = 0.00 s = .
> StackProf::MiddlewareTest#test_enabled_should_use_a_proc_if_passed = 0.00 s = .
> StackProf::MiddlewareTest#test_raw = 0.00 s = .
> StackProf::MiddlewareTest#test_path_custom = 0.00 s = .
> StackProf::MiddlewareTest#test_enabled_should_use_a_proc_if_passed_and_use_the_request_env = 0.00 s = .
> StackProf::MiddlewareTest#test_save_default = 0.00 s = .
> StackProf::MiddlewareTest#test_metadata = 0.00 s = .
> StackProf::MiddlewareTest#test_path_default = 0.00 s = .
> StackProf::MiddlewareTest#test_save_custom = 0.00 s = .
> 
> Finished in 0.282625s, 102.6095 runs/s, 307.8285 assertions/s.
> 
>   1) Failure:
> StackProfTest#test_cputime [/<<PKGBUILDDIR>>/test/test_stackprof.rb:83]:
> Expected # encoding: ASCII-8BIT
> #    valid: true
> "Integer#times" to include "StackProfTest#math".
> 
>   2) Failure:
> StackProfTest#test_object_allocation [/<<PKGBUILDDIR>>/test/test_stackprof.rb:43]:
> Expected: 4
>   Actual: 5
> 
> 29 runs, 87 assertions, 2 failures, 0 errors, 0 skips
> rake aborted!
> Command failed with status (1): [ruby -w -I"test" /usr/lib/ruby/gems/3.1.0/gems/rake-13.0.6/lib/rake/rake_test_loader.rb "test/test_middleware.rb" "test/test_report.rb" "test/test_stackprof.rb" -v]
> 
> Tasks: TOP => default
> (See full trace by running task with --trace)
> ERROR: Test "ruby3.1" failed.


The full build log is available from:
https://people.debian.org/~terceiro/ruby3.1/ruby-stackprof_0.2.17-1+rebuild1658134687_amd64.log

To reproduce this, you need to install ruby-all-dev >= 1:3.0+2 (in experimental).
If you fail to reproduce, please provide a build log and diff it with mine
so that we can identify if something relevant changed in the meantime.

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

If you reassign this bug to another package, please marking it as 'affects'-ing
this package. See https://www.debian.org/Bugs/server-control#affects
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