[DRE-maint] Bug#954595: ruby-arbre: FTBFS: ERROR: Test "ruby2.7" failed: Failure/Error: require 'bundler/setup'

[Lucas Nussbaum]

Source: ruby-arbre
Version: 1.2.1-2
Severity: serious
Justification: FTBFS on amd64
Tags: bullseye sid ftbfs
Usertags: ftbfs-20200321 ftbfs-bullseye

Hi,

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

Relevant part (hopefully):
> Failure/Error: require 'bundler/setup'
> 
> Bundler::VersionConflict:
>   Bundler could not find compatible versions for gem "method_source":
>     In Gemfile:
>       pry was resolved to 0.12.2, which depends on
>         method_source (~> 0.9.0)
> 
>   Could not find gem 'method_source (~> 0.9.0)', which is required by gem 'pry', in any of the sources.
> # ./spec/rails/rails_spec_helper.rb:2:in `<top (required)>'
> # ./spec/rails/integration/rendering_spec.rb:1:in `<top (required)>'
> # ------------------
> # --- Caused by: ---
> # Bundler::Molinillo::VersionConflict:
> #   Unable to satisfy the following requirements:
> #   
> #   - `method_source (~> 0.9.0)` required by `pry (0.12.2)`
> #   ./spec/rails/rails_spec_helper.rb:2:in `<top (required)>'
> No examples found.
> 
> Finished in 0.00004 seconds (files took 0.27674 seconds to load)
> 0 examples, 0 failures, 12 errors occurred outside of examples
> 
> /usr/bin/ruby2.7 -I/usr/share/rubygems-integration/all/gems/rspec-support-3.9.2/lib:/usr/share/rubygems-integration/all/gems/rspec-core-3.9.1/lib /usr/share/rubygems-integration/all/gems/rspec-core-3.9.1/exe/rspec --pattern ./spec/\*\*/\*_spec.rb --format documentation failed
> ERROR: Test "ruby2.7" failed: 

The full build log is available from:
   http://qa-logs.debian.net/2020/03/21/ruby-arbre_1.2.1-2_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.