Dec 12 13:30:01.317 INFO checking grpcio-compiler-0.4.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 13:30:01.317 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-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 12 13:30:01.824 INFO [stdout] f64a9c40b0e00f9d2beafa79af4ee6e583a2530b3fc4fdda6998967348d376af
Dec 12 13:30:01.830 INFO running `"docker" "start" "-a" "f64a9c40b0e00f9d2beafa79af4ee6e583a2530b3fc4fdda6998967348d376af"`
Dec 12 13:30:03.531 INFO [stderr] usermod: no changes
Dec 12 13:30:03.628 INFO [stderr]    Compiling protobuf v2.0.5
Dec 12 13:30:10.844 INFO [stderr]     Checking protobuf-codegen v2.0.5
Dec 12 13:30:12.721 INFO [stderr]     Checking grpcio-compiler v0.4.1 (/source)
Dec 12 13:30:15.560 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.00s
Dec 12 13:30:15.562 INFO [stderr] su: No module specific data is present
Dec 12 13:30:16.461 INFO running `"docker" "inspect" "f64a9c40b0e00f9d2beafa79af4ee6e583a2530b3fc4fdda6998967348d376af"`
Dec 12 13:30:16.782 INFO running `"docker" "rm" "-f" "f64a9c40b0e00f9d2beafa79af4ee6e583a2530b3fc4fdda6998967348d376af"`
Dec 12 13:30:17.197 INFO [stdout] f64a9c40b0e00f9d2beafa79af4ee6e583a2530b3fc4fdda6998967348d376af