/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/ is in golang-google-genproto-dev 0.0~git20171123.7f0da29-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1/
/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1/bill_of_materials.pb.go
/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1/containeranalysis.pb.go
/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1/image_basis.pb.go
/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1/package_vulnerability.pb.go
/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1/provenance.pb.go
/usr/share/gocode/src/google.golang.org/genproto/googleapis/devtools/containeranalysis/v1alpha1/source_context.pb.go