Why are some benchmarks using Go 1.0.3 and some 1.1beta1? And why is the PCRE program broken? http://benchmarksgame.alioth.debian.org/u64/program.php?test=regex

Why are some benchmarks using Go 1.0.3 and some 1.1beta1? And why is the PCRE program broken? http://benchmarksgame.alioth.debian.org/u64/program.php?test=regexdna&lang=go&id=7 http://benchmarksgame.alioth.debian.org/u64/program.php?test... As far as I understand it just needs a "go get github.com/glenn-brown/golang-pkg-pcre/src/pkg/pcre"