Why gopm does not work in travis?!

.travis.yml

@@ -6,10 +6,12 @@ go:
  - 1.6
 
 install:
-  - go get github.com/smartystreets/goconvey
   - go get github.com/gpmgo/gopm
   - gopm list -v
-  - gopm get -v -g -u
+  - go get github.com/astaxie/beego
+  - go get github.com/dhowden/itl
+  - go get github.com/siddontang/ledisdb
+  - go get github.com/smartystreets/goconvey
 
 script:
   - go test ./... -v