=> Bootstrap dependency digest>=20010302: found digest-20190127
===> Installing for ruby27-power_assert-1.1.7
=> Generating pre-install file lists
=> Installing gem into installation root
Successfully installed power_assert-1.1.7
Parsing documentation for power_assert-1.1.7
Installing ri documentation for power_assert-1.1.7
Done installing documentation for power_assert after 0 seconds
1 gem installed
=> Cleaning intermediate gem build files
=> gem install
=> Automatic manual page handling
=> Generating post-install file lists
=> Checking file-check results for ruby27-power_assert-1.1.7