=> Bootstrap dependency digest>=20010302: found digest-20121220
=> Checksum SHA1 OK for libxml-ruby-2.6.0.gem
=> Checksum RMD160 OK for libxml-ruby-2.6.0.gem
===> Installing dependencies for ruby18-libxml-2.6.0
=> Tool dependency checkperms>=1.1: found checkperms-1.11
=> Build dependency ruby18-rubygems>=1.1.0: found ruby18-rubygems-2.0.3nb1
=> Full dependency ruby18-rubygems>=1.0.1: found ruby18-rubygems-2.0.3nb1
=> Full dependency ruby18-base>=1.8.7: found ruby18-base-1.8.7.371nb1
=> Full dependency libxml2>=2.8.0nb2: found libxml2-2.9.1
===> Overriding tools for ruby18-libxml-2.6.0
===> Extracting for ruby18-libxml-2.6.0
Unpacked gem: '/scratch/textproc/ruby-libxml/work/libxml-ruby-2.6.0'
===> Patching for ruby18-libxml-2.6.0
===> Creating toolchain wrappers for ruby18-libxml-2.6.0
===> Configuring for ruby18-libxml-2.6.0
=> Checking for portability problems in extracted files