Dec 07 16:04:39.759 INFO testing ga-v4-flattener-0.3.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 16:04:39.759 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 16:04:40.008 INFO [stdout] 7b0d185e5c5d02f8f01b544faad3d3f842ff224906c4310f80c623278a8bfad1
Dec 07 16:04:40.010 INFO running `"docker" "start" "-a" "7b0d185e5c5d02f8f01b544faad3d3f842ff224906c4310f80c623278a8bfad1"`
Dec 07 16:04:40.511 INFO [stderr] usermod: no changes
Dec 07 16:04:40.536 INFO [stderr] error: failed to parse manifest at `/source/Cargo.toml`
Dec 07 16:04:40.536 INFO [stderr] 
Dec 07 16:04:40.536 INFO [stderr] Caused by:
Dec 07 16:04:40.536 INFO [stderr]   can't find `to_delimited` bench, specify bench.path
Dec 07 16:04:40.537 INFO [stderr] su: No module specific data is present
Dec 07 16:04:40.859 INFO running `"docker" "inspect" "7b0d185e5c5d02f8f01b544faad3d3f842ff224906c4310f80c623278a8bfad1"`
Dec 07 16:04:40.954 INFO running `"docker" "rm" "-f" "7b0d185e5c5d02f8f01b544faad3d3f842ff224906c4310f80c623278a8bfad1"`
Dec 07 16:04:41.089 INFO [stdout] 7b0d185e5c5d02f8f01b544faad3d3f842ff224906c4310f80c623278a8bfad1