[DRE-maint] Bug#954721: pry: FTBFS: ERROR: Test "ruby2.7" failed. Could not find 'method_source' (~> 0.9.0) - did find: [method_source-1.0.0] (Gem::MissingSpecVersionError)

[Lucas Nussbaum]

Source: pry
Version: 0.12.2-2
Severity: serious
Justification: FTBFS on amd64
Tags: bullseye sid ftbfs
Usertags: ftbfs-20200322 ftbfs-bullseye

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64.

Relevant part (hopefully):
> /usr/bin/ruby2.7 /usr/bin/gem2deb-test-runner
> 
> ┌──────────────────────────────────────────────────────────────────────────────┐
> │ Checking Rubygems dependency resolution on ruby2.7                           │
> └──────────────────────────────────────────────────────────────────────────────┘
> 
> GEM_PATH=/<<PKGBUILDDIR>>/debian/pry/usr/share/rubygems-integration/all:/<<PKGBUILDDIR>>/.gem/ruby/2.7.0:/var/lib/gems/2.7.0:/usr/lib/ruby/gems/2.7.0:/usr/share/rubygems-integration/2.7.0:/usr/share/rubygems-integration/all:/usr/lib/x86_64-linux-gnu/rubygems-integration/2.7.0 ruby2.7 -e gem\ \"pry\"
> /usr/lib/ruby/2.7.0/rubygems/dependency.rb:313:in `to_specs': Could not find 'method_source' (~> 0.9.0) - did find: [method_source-1.0.0] (Gem::MissingSpecVersionError)
> Checked in 'GEM_PATH=/<<PKGBUILDDIR>>/debian/pry/usr/share/rubygems-integration/all:/<<PKGBUILDDIR>>/.gem/ruby/2.7.0:/var/lib/gems/2.7.0:/usr/lib/ruby/gems/2.7.0:/usr/share/rubygems-integration/2.7.0:/usr/share/rubygems-integration/all:/usr/lib/x86_64-linux-gnu/rubygems-integration/2.7.0', execute `gem env` for more information
> 	from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1402:in `block in activate_dependencies'
> 	from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1391:in `each'
> 	from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1391:in `activate_dependencies'
> 	from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1373:in `activate'
> 	from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_gem.rb:68:in `block in gem'
> 	from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_gem.rb:68:in `synchronize'
> 	from /usr/lib/ruby/2.7.0/rubygems/core_ext/kernel_gem.rb:68:in `gem'
> 	from -e:1:in `<main>'
> benchmark (default: 0.1.0)
> bigdecimal (default: 2.0.0)
> bundler (default: 2.1.2)
> cgi (default: 0.1.0)
> coderay (1.1.2)
> csv (default: 3.1.2)
> date (default: 3.0.0)
> dbm (default: 1.1.0)
> delegate (default: 0.1.0)
> did_you_mean (default: 1.4.0, 1.2.1)
> diff-lcs (1.3)
> etc (default: 1.1.0)
> fcntl (default: 1.0.0)
> fiddle (default: 1.0.0)
> fileutils (default: 1.4.1)
> forwardable (default: 1.3.1)
> gdbm (default: 2.1.0)
> getoptlong (default: 0.1.0)
> gist (5.0.0)
> io-console (default: 0.5.3)
> ipaddr (default: 1.2.2)
> irb (default: 1.2.1)
> json (2.3.0)
> logger (default: 1.4.2)
> matrix (default: 0.2.0)
> method_source (1.0.0)
> minitest (5.13.0)
> mutex_m (default: 0.1.0)
> net-pop (default: 0.1.0)
> net-smtp (default: 0.1.0)
> net-telnet (0.1.1)
> observer (default: 0.1.0)
> open3 (default: 0.1.0)
> openssl (default: 2.1.2)
> ostruct (default: 0.2.0)
> power_assert (1.1.6)
> prime (default: 0.1.1)
> pstore (default: 0.1.0)
> psych (default: 3.1.0)
> racc (default: 1.4.16)
> rake (13.0.1)
> rdoc (default: 6.2.1)
> readline (default: 0.0.2)
> readline-ext (default: 0.1.0)
> reline (default: 0.1.2)
> rexml (default: 3.2.3)
> rspec (3.9.0)
> rspec-core (3.9.1)
> rspec-expectations (3.9.0)
> rspec-mocks (3.9.1)
> rspec-support (3.9.2)
> rss (default: 0.2.8)
> sdbm (default: 1.0.0)
> singleton (default: 0.1.0)
> stringio (default: 0.1.0)
> strscan (default: 1.0.3)
> test-unit (3.3.4)
> timeout (default: 0.1.0)
> tracer (default: 0.1.0)
> uri (default: 0.10.0)
> webrick (default: 1.6.0)
> xmlrpc (0.3.0)
> yaml (default: 0.1.0)
> zlib (default: 1.1.0)
> ERROR: Test "ruby2.7" failed.

The full build log is available from:
   http://qa-logs.debian.net/2020/03/22/pry_0.12.2-2_unstable.log

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!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.