Do not log `'err'` but `err`
@@ -256,7 +256,7 @@ def communicate(cmd, code=None, output_stream=STREAM_STDOUT, env=None, cwd=None,
except AttributeError:
augmented_env = None
logger.error(make_nice_log_message(
- ' Execution failed\n\n {}'.format(str('err')),
+ ' Execution failed\n\n {}'.format(str(err)),
cmd, uses_stdin, cwd, view, augmented_env))
if _linter:
