/usr/ is in golang-github-twinj-uuid-dev 0.10.0+git20160909.96.7bbe408-4.
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/twinj/
/usr/share/
/usr/share/doc/
/usr/share/doc/golang-github-twinj-uuid-dev/
/usr/share/doc/golang-github-twinj-uuid-dev/README.md.gz
/usr/share/doc/golang-github-twinj-uuid-dev/changelog.Debian.gz
/usr/share/doc/golang-github-twinj-uuid-dev/copyright
/usr/share/doc/golang-github-twinj-uuid-dev/examples_test.go
/usr/share/gocode/src/github.com/twinj/uuid/
/usr/share/gocode/src/github.com/twinj/uuid/benchmarks_test.go
/usr/share/gocode/src/github.com/twinj/uuid/examples_test.go
/usr/share/gocode/src/github.com/twinj/uuid/format.go
/usr/share/gocode/src/github.com/twinj/uuid/format_test.go
/usr/share/gocode/src/github.com/twinj/uuid/generator.go
/usr/share/gocode/src/github.com/twinj/uuid/generator_test.go
/usr/share/gocode/src/github.com/twinj/uuid/integrations_test.go
/usr/share/gocode/src/github.com/twinj/uuid/resolution_test.go
/usr/share/gocode/src/github.com/twinj/uuid/saver.go
/usr/share/gocode/src/github.com/twinj/uuid/saver_test.go
/usr/share/gocode/src/github.com/twinj/uuid/savers/
/usr/share/gocode/src/github.com/twinj/uuid/savers/filesystem.go
/usr/share/gocode/src/github.com/twinj/uuid/savers/filesystem_test.go
/usr/share/gocode/src/github.com/twinj/uuid/savers/savers.go
/usr/share/gocode/src/github.com/twinj/uuid/timestamp.go
/usr/share/gocode/src/github.com/twinj/uuid/timestamp_test.go
/usr/share/gocode/src/github.com/twinj/uuid/types.go
/usr/share/gocode/src/github.com/twinj/uuid/types_test.go
/usr/share/gocode/src/github.com/twinj/uuid/uuid.go
/usr/share/gocode/src/github.com/twinj/uuid/uuid_test.go
/usr/share/gocode/src/github.com/twinj/uuid/version.go
/usr/share/gocode/src/github.com/twinj/uuid/version_test.go