Dec 15 15:57:42.202 INFO testing empty-option-0.1.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 15:57:42.202 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15:57:42.435 INFO [stdout] 4fec8b6bed6780e05396ad6426486062509bc2353507f7588abaa5b0c18ad583
Dec 15 15:57:42.436 INFO running `"docker" "start" "-a" "4fec8b6bed6780e05396ad6426486062509bc2353507f7588abaa5b0c18ad583"`
Dec 15 15:57:42.795 INFO [stderr] usermod: no changes
Dec 15 15:57:42.815 INFO [stderr]    Compiling empty-option v0.1.1 (/source)
Dec 15 15:57:43.299 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 15 15:57:43.299 INFO [stderr] su: No module specific data is present
Dec 15 15:57:43.686 INFO running `"docker" "inspect" "4fec8b6bed6780e05396ad6426486062509bc2353507f7588abaa5b0c18ad583"`
Dec 15 15:57:43.768 INFO running `"docker" "rm" "-f" "4fec8b6bed6780e05396ad6426486062509bc2353507f7588abaa5b0c18ad583"`
Dec 15 15:57:43.836 INFO [stdout] 4fec8b6bed6780e05396ad6426486062509bc2353507f7588abaa5b0c18ad583
Dec 15 15:57:43.838 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 test --frozen --no-run" "-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 15:57:44.004 INFO [stdout] f291fbe1e00bc53cd6b8eb5ecc236b5189fe46bb79bfebf817d8f5fd0ea09bc2
Dec 15 15:57:44.009 INFO running `"docker" "start" "-a" "f291fbe1e00bc53cd6b8eb5ecc236b5189fe46bb79bfebf817d8f5fd0ea09bc2"`
Dec 15 15:57:44.476 INFO [stderr] usermod: no changes
Dec 15 15:57:44.502 INFO [stderr]    Compiling empty-option v0.1.1 (/source)
Dec 15 15:57:45.536 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Dec 15 15:57:45.538 INFO [stderr] su: No module specific data is present
Dec 15 15:57:45.906 INFO running `"docker" "inspect" "f291fbe1e00bc53cd6b8eb5ecc236b5189fe46bb79bfebf817d8f5fd0ea09bc2"`
Dec 15 15:57:46.009 INFO running `"docker" "rm" "-f" "f291fbe1e00bc53cd6b8eb5ecc236b5189fe46bb79bfebf817d8f5fd0ea09bc2"`
Dec 15 15:57:46.100 INFO [stdout] f291fbe1e00bc53cd6b8eb5ecc236b5189fe46bb79bfebf817d8f5fd0ea09bc2