[DRE-maint] Bug#795030: ruby-dependor: FTBFS: rspec3 issue: undefined method `color_enabled='

[Chris West (Faux)]

Source: ruby-dependor
Version: 1.0.1-1
Severity: serious
Justification: fails to build from source
Tags: sid stretch
User: reproducible-builds at lists.alioth.debian.org
Usertags: ftbfs
X-Debbugs-CC: reproducible-builds at lists.alioth.debian.org

Dear Maintainer,

The package fails to build:

Selecting previously unselected package ruby-rspec-core.
Preparing to unpack .../ruby-rspec-core_3.3.0c0e0m0s0-1_all.deb ...
Unpacking ruby-rspec-core (3.3.0c0e0m0s0-1) ...
Selecting previously unselected package ruby-rspec.
Preparing to unpack .../ruby-rspec_3.3.0c0e0m0s0-1_all.deb ...
Unpacking ruby-rspec (3.3.0c0e0m0s0-1) ...
...
┌──────────────────────────────────────────────────────────────────────────────┐
│ Run tests for ruby2.1 from debian/ruby-tests.rake                            │
└──────────────────────────────────────────────────────────────────────────────┘

RUBYLIB=/ruby-dependor-1.0.1/debian/ruby-dependor/usr/lib/ruby/vendor_ruby:. rake2.1 -f debian/ruby-tests.rake
/usr/bin/ruby2.1 /usr/bin/rspec --pattern spec/\*\*\{,/\*/\*\*\}/\*_spec.rb
/ruby-dependor-1.0.1/spec/spec_helper.rb:7:in `block in <top (required)>': undefined method `color_enabled=' for #<RSpec::Core::Configuration:0x000000017053b8> (NoMethodError)
	from /usr/lib/ruby/vendor_ruby/rspec/core.rb:97:in `configure'
	from /ruby-dependor-1.0.1/spec/spec_helper.rb:6:in `<top (required)>'
	from /usr/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require'
	from /usr/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require'
	from /ruby-dependor-1.0.1/spec/dependor/auto_inject_spec.rb:1:in `<top (required)>'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1327:in `load'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1327:in `block in load_spec_files'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1325:in `each'
	from /usr/lib/ruby/vendor_ruby/rspec/core/configuration.rb:1325:in `load_spec_files'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:103:in `setup'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:89:in `run'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:74:in `run'
	from /usr/lib/ruby/vendor_ruby/rspec/core/runner.rb:42:in `invoke'
	from /usr/bin/rspec:4:in `<main>'
/usr/bin/ruby2.1 /usr/bin/rspec --pattern spec/\*\*\{,/\*/\*\*\}/\*_spec.rb failed
ERROR: Test "ruby2.1" failed. Exiting.
dh_auto_install: dh_ruby --install /ruby-dependor-1.0.1/debian/ruby-dependor returned exit code 1
debian/rules:15: recipe for target 'binary' failed
make: *** [binary] Error 1
dpkg-buildpackage: error: debian/rules binary gave error exit status 2

Full build log:
https://reproducible.debian.net/rb-pkg/unstable/amd64/ruby-dependor.html

-- System Information:
Debian Release: stretch/sid
APT prefers unstable
APT policy: (500, 'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 3.19.0-23-generic (SMP w/8 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)