=> Bootstrap dependency digest>=20010302: found digest-20160304
===> Building for ruby25-test-unit-3.2.7
=> Removing backup files of patch before build
WARNING:  license value 'PSFL' is invalid.  Use a license identifier from
http://spdx.org/licenses or 'Nonstandard' for a nonstandard license.
Did you mean 'FSFUL', 'SWL'?
WARNING:  See http://guides.rubygems.org/specification-reference/ for help
  Successfully built RubyGem
  Name: test-unit
  Version: 3.2.7
  File: test-unit-3.2.7.gem