=> Bootstrap dependency digest>=20010302: found digest-20121220
=> Checksum SHA1 OK for go1.2.1.src.tar.gz
=> Checksum RMD160 OK for go1.2.1.src.tar.gz
===> Installing dependencies for go-1.2.1
=> Build dependency bash>=4.2nb3: found bash-4.3
=> Full dependency bash-[0-9]*: found bash-4.3
=> Full dependency perl>=5.0: found perl-5.18.2nb1
===> Overriding tools for go-1.2.1
===> Extracting for go-1.2.1
===> Patching for go-1.2.1
===> Creating toolchain wrappers for go-1.2.1
===> Configuring for go-1.2.1
=> Replacing bash interpreter in doc/articles/wiki/test.bash doc/codewalk/run doc/progs/run doc/progs/update.bash misc/arm/a misc/cgo/testso/test.bash misc/dist/darwin/scripts/postinstall misc/dist/darwin/scripts/preinstall misc/vim/ftplugin/go/test.sh misc/xcode/4/go4xcode.sh src/all.bash src/clean.bash src/cmd/go/test.bash src/make.bash src/pkg/syscall/mkall.sh src/pkg/syscall/mkerrors.sh src/pkg/syscall/mkerrors_windows.sh src/race.bash src/run.bash src/sudo.bash test/bench/shootout/timing.sh test/run.
=> Replacing Perl interpreter in misc/pprof misc/xcode/4/go4xcode.sh src/pkg/net/http/cgi/testdata/test.cgi src/pkg/regexp/syntax/make_perl_groups.pl src/pkg/syscall/mksyscall.pl src/pkg/syscall/mksyscall_windows.pl src/pkg/syscall/mksysctl_openbsd.pl src/pkg/syscall/mksysnum_darwin.pl src/pkg/syscall/mksysnum_dragonfly.pl src/pkg/syscall/mksysnum_freebsd.pl src/pkg/syscall/mksysnum_linux.pl src/pkg/syscall/mksysnum_netbsd.pl src/pkg/syscall/mksysnum_openbsd.pl test/errchk.