/usr/share/gocode/src/ is in golang-github-nebulouslabs-merkletree-dev 0.0~git20170901.0.8482d02-1.
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/usr/share/gocode/src/github.com/
/usr/share/gocode/src/github.com/NebulousLabs/
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/cachedtree.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/cachedtree_test.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/debugoff.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/debugon.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/fuzz.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/merkletree.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/readers.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/readers_test.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/tree.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/tree_test.go
/usr/share/gocode/src/github.com/NebulousLabs/merkletree/verify.go