/usr/share/gocode/src/ is in golang-github-gorilla-websocket-dev 1.2.0-1ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gocode/src/github.com/
/usr/share/gocode/src/github.com/gorilla/
/usr/share/gocode/src/github.com/gorilla/websocket/
/usr/share/gocode/src/github.com/gorilla/websocket/client.go
/usr/share/gocode/src/github.com/gorilla/websocket/client_clone.go
/usr/share/gocode/src/github.com/gorilla/websocket/client_clone_legacy.go
/usr/share/gocode/src/github.com/gorilla/websocket/client_server_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/client_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/compression.go
/usr/share/gocode/src/github.com/gorilla/websocket/compression_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/conn.go
/usr/share/gocode/src/github.com/gorilla/websocket/conn_broadcast_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/conn_read.go
/usr/share/gocode/src/github.com/gorilla/websocket/conn_read_legacy.go
/usr/share/gocode/src/github.com/gorilla/websocket/conn_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/doc.go
/usr/share/gocode/src/github.com/gorilla/websocket/example_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/autobahn/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/autobahn/server.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/client.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/hub.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/main.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/command/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/command/main.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/echo/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/echo/client.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/echo/server.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/filewatch/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/filewatch/main.go
/usr/share/gocode/src/github.com/gorilla/websocket/json.go
/usr/share/gocode/src/github.com/gorilla/websocket/json_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/mask.go
/usr/share/gocode/src/github.com/gorilla/websocket/mask_safe.go
/usr/share/gocode/src/github.com/gorilla/websocket/mask_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/prepared.go
/usr/share/gocode/src/github.com/gorilla/websocket/prepared_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/server.go
/usr/share/gocode/src/github.com/gorilla/websocket/server_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/util.go
/usr/share/gocode/src/github.com/gorilla/websocket/util_test.go