message: reverting part of it
diff: @@ -41,9 +41,9 @@ function execPromise(cmd) {
  return new Promise((done, error) => {
  exec(cmd, (e, output) => {
  if (e) {
  - error(e);
  + error(output);
  } else {
  - done(output);
  + done();
  }
  });
  });
  