/usr/share/gocode/src/github.com/stretchr/ is in golang-testify-dev 0.0~git20141213-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gocode/src/github.com/stretchr/testify/
/usr/share/gocode/src/github.com/stretchr/testify/assert/
/usr/share/gocode/src/github.com/stretchr/testify/assert/assertions.go
/usr/share/gocode/src/github.com/stretchr/testify/assert/assertions_test.go
/usr/share/gocode/src/github.com/stretchr/testify/assert/doc.go
/usr/share/gocode/src/github.com/stretchr/testify/assert/errors.go
/usr/share/gocode/src/github.com/stretchr/testify/assert/forward_assertions.go
/usr/share/gocode/src/github.com/stretchr/testify/assert/forward_assertions_test.go
/usr/share/gocode/src/github.com/stretchr/testify/assert/http_assertions.go
/usr/share/gocode/src/github.com/stretchr/testify/assert/http_assertions_test.go
/usr/share/gocode/src/github.com/stretchr/testify/doc.go
/usr/share/gocode/src/github.com/stretchr/testify/http/
/usr/share/gocode/src/github.com/stretchr/testify/http/doc.go
/usr/share/gocode/src/github.com/stretchr/testify/http/test_response_writer.go
/usr/share/gocode/src/github.com/stretchr/testify/http/test_round_tripper.go
/usr/share/gocode/src/github.com/stretchr/testify/mock/
/usr/share/gocode/src/github.com/stretchr/testify/mock/doc.go
/usr/share/gocode/src/github.com/stretchr/testify/mock/mock.go
/usr/share/gocode/src/github.com/stretchr/testify/mock/mock_test.go
/usr/share/gocode/src/github.com/stretchr/testify/package_test.go
/usr/share/gocode/src/github.com/stretchr/testify/require/
/usr/share/gocode/src/github.com/stretchr/testify/require/doc.go
/usr/share/gocode/src/github.com/stretchr/testify/require/requirements.go
/usr/share/gocode/src/github.com/stretchr/testify/require/requirements_test.go
/usr/share/gocode/src/github.com/stretchr/testify/suite/
/usr/share/gocode/src/github.com/stretchr/testify/suite/doc.go
/usr/share/gocode/src/github.com/stretchr/testify/suite/interfaces.go
/usr/share/gocode/src/github.com/stretchr/testify/suite/suite.go
/usr/share/gocode/src/github.com/stretchr/testify/suite/suite_test.go