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You are working on the byllyfish/shellous repository. The source code is checked out at /testbed at commit…

You are working on the byllyfish/shellous repository. The source code is checked out at /testbed at commit…: a task in SWE-Lego-RL-2699 (Harbor dataset). For example, I had a tar docker cp pipe where the tar command was failing. The ResultError exit code was correctly 1, but the stderr buffer was…

The task

For example, I had a `tar | docker cp` pipe where the tar command was failing. The ResultError exit code was correctly 1, but the stderr buffer was empty. In this case, `tar` did report an error to stderr; it just isn't presented properly.

Part of Lego-X/Lego-RL-2699.