(List
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('IMAGE_NAME', {[VarSub IMAGE_NAME test_op=VS_TEST_COLON_HYPHEN {[LIT_CHARS mal-test-ubuntu-utopic]}]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('GIT_TOP', {[ComSub (Com {[LIT_CHARS git]} {[LIT_CHARS rev-parse]} {[LIT_CHARS --show-toplevel]})]})])
  (Com {[LIT_CHARS docker]} {[LIT_CHARS build]} {[LIT_CHARS -t]} {[DQ [VarSub IMAGE_NAME]]} {[DQ [VarSub GIT_TOP][LIT_CHARS /tests/docker]]}  )
)