/usr/share/ is in golang-ed25519-dev 0~20140907.d2b94fd-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gocode/
/usr/share/gocode/src/
/usr/share/gocode/src/github.com/
/usr/share/gocode/src/github.com/agl/
/usr/share/gocode/src/github.com/agl/ed25519/
/usr/share/gocode/src/github.com/agl/ed25519/ed25519_test.go
/usr/share/gocode/src/github.com/agl/ed25519/testdata/
/usr/share/gocode/src/github.com/agl/ed25519/testdata/sign.input.gz
/usr/share/gocode/src/github.com/agl/ed25519/extra25519/
/usr/share/gocode/src/github.com/agl/ed25519/extra25519/extra25519_test.go
/usr/share/gocode/src/github.com/agl/ed25519/extra25519/extra25519.go
/usr/share/gocode/src/github.com/agl/ed25519/edwards25519/
/usr/share/gocode/src/github.com/agl/ed25519/edwards25519/edwards25519.go
/usr/share/gocode/src/github.com/agl/ed25519/edwards25519/const.go
/usr/share/gocode/src/github.com/agl/ed25519/ed25519.go
/usr/share/doc/
/usr/share/doc/golang-ed25519-dev/
/usr/share/doc/golang-ed25519-dev/copyright
/usr/share/doc/golang-ed25519-dev/changelog.Debian.gz