[ruby-cvs:73587] k0kubun:r66486 (trunk): .travis.yml: use -v for osx to find a blocking test

[k0kubun at ruby-lang.org]

k0kubun	2018-12-22 01:36:37 +0900 (Sat, 22 Dec 2018)

  New Revision: 66486

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66486

  Log:
    .travis.yml: use -v for osx to find a blocking test

  Modified files:
    trunk/.travis.yml