/usr/share/go/src/cmd/ is in golang-src 2:1.2.1-2ubuntu1.
This file is owned by root:root, with mode 0o755.
There are a lot of files here (452 total). We're only showing the immediate contents of /usr/share/go/src/cmd.
/usr/share/go/src/cmd
..
/usr/share/go/src/cmd/5a/
/usr/share/go/src/cmd/5c/
/usr/share/go/src/cmd/5g/
/usr/share/go/src/cmd/5l/
/usr/share/go/src/cmd/6a/
/usr/share/go/src/cmd/6c/
/usr/share/go/src/cmd/6g/
/usr/share/go/src/cmd/6l/
/usr/share/go/src/cmd/8a/
/usr/share/go/src/cmd/8c/
/usr/share/go/src/cmd/8g/
/usr/share/go/src/cmd/8l/
/usr/share/go/src/cmd/addr2line/
/usr/share/go/src/cmd/api/
/usr/share/go/src/cmd/cc/
/usr/share/go/src/cmd/cgo/
/usr/share/go/src/cmd/dist/
/usr/share/go/src/cmd/fix/
/usr/share/go/src/cmd/gc/
/usr/share/go/src/cmd/go/
/usr/share/go/src/cmd/gofmt/
/usr/share/go/src/cmd/ld/
/usr/share/go/src/cmd/nm/
/usr/share/go/src/cmd/objdump/
/usr/share/go/src/cmd/pack/
/usr/share/go/src/cmd/yacc/