Dec 15 14:06:09.261 INFO testing ga-v4-flattener-0.3.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 14:06:09.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 14:06:09.523 INFO [stdout] 1caf46105e7f9ac77686bf7b5f7f3b12c8e2b3349fb58d7ed0c63d09284304d3
Dec 15 14:06:09.525 INFO running `"docker" "start" "-a" "1caf46105e7f9ac77686bf7b5f7f3b12c8e2b3349fb58d7ed0c63d09284304d3"`
Dec 15 14:06:10.142 INFO [stderr] usermod: no changes
Dec 15 14:06:10.161 INFO [stderr] error: failed to parse manifest at `/source/Cargo.toml`
Dec 15 14:06:10.161 INFO [stderr] 
Dec 15 14:06:10.161 INFO [stderr] Caused by:
Dec 15 14:06:10.161 INFO [stderr]   can't find `to_delimited` bench, specify bench.path
Dec 15 14:06:10.163 INFO [stderr] su: No module specific data is present
Dec 15 14:06:10.528 INFO running `"docker" "inspect" "1caf46105e7f9ac77686bf7b5f7f3b12c8e2b3349fb58d7ed0c63d09284304d3"`
Dec 15 14:06:10.649 INFO running `"docker" "rm" "-f" "1caf46105e7f9ac77686bf7b5f7f3b12c8e2b3349fb58d7ed0c63d09284304d3"`
Dec 15 14:06:10.730 INFO [stdout] 1caf46105e7f9ac77686bf7b5f7f3b12c8e2b3349fb58d7ed0c63d09284304d3