checking package dependencies
compiling ENotAlwaysReady.bs
code generation for mkGCD starts
Error: "ENotAlwaysReady.bs", line 20, column 4: (G0006)
  Method(s) not always ready: start
Error: "ENotAlwaysReady.bs", line 21, column 4: (G0006)
  Method(s) not always ready: result