Dec 12 01:36:44.057 INFO checking Mange/graceful-shutdown against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 01:36:44.057 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 01:36:44.624 INFO [stdout] b40dd819e50ce0e4df33800c616c8d7edd7106d4418af758f6f57c9ee9887a61
Dec 12 01:36:44.626 INFO running `"docker" "start" "-a" "b40dd819e50ce0e4df33800c616c8d7edd7106d4418af758f6f57c9ee9887a61"`
Dec 12 01:36:47.040 INFO [stderr] usermod: no changes
Dec 12 01:36:47.247 INFO [stderr]     Checking atty v0.2.10
Dec 12 01:36:47.249 INFO [stderr]     Checking regex v1.0.4
Dec 12 01:36:48.070 INFO [stderr]     Checking clap v2.31.2
Dec 12 01:36:54.670 INFO [stderr]     Checking structopt v0.2.10
Dec 12 01:36:55.682 INFO [stderr]     Checking graceful-shutdown v1.0.0 (/source)
Dec 12 01:37:00.680 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.60s
Dec 12 01:37:00.688 INFO [stderr] su: No module specific data is present
Dec 12 01:37:01.972 INFO running `"docker" "inspect" "b40dd819e50ce0e4df33800c616c8d7edd7106d4418af758f6f57c9ee9887a61"`
Dec 12 01:37:02.218 INFO running `"docker" "rm" "-f" "b40dd819e50ce0e4df33800c616c8d7edd7106d4418af758f6f57c9ee9887a61"`
Dec 12 01:37:02.524 INFO [stdout] b40dd819e50ce0e4df33800c616c8d7edd7106d4418af758f6f57c9ee9887a61