Dec 04 21:30:59.808 INFO checking brinchj/rustfest-fastware against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:30:59.808 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 21:31:00.255 INFO [stdout] 0fc28a77374ffc44a62cd8cecef0801da7e9023c4f3ca3ef85b5d0f4344e1f9d
Dec 04 21:31:00.261 INFO running `"docker" "start" "-a" "0fc28a77374ffc44a62cd8cecef0801da7e9023c4f3ca3ef85b5d0f4344e1f9d"`
Dec 04 21:31:01.397 INFO [stderr] usermod: no changes
Dec 04 21:31:01.462 INFO [stderr]     Checking combine v3.2.0
Dec 04 21:31:19.683 INFO [stderr]     Checking rustfest v0.1.0 (/source)
Dec 04 21:31:22.517 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:31:22.517 INFO [stderr]    --> src/lib.rs:387:17
Dec 04 21:31:22.517 INFO [stderr]     |
Dec 04 21:31:22.517 INFO [stderr] 387 |                 black_box(eval(&line, &mut env));
Dec 04 21:31:22.517 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:31:22.517 INFO [stderr]     |
Dec 04 21:31:22.517 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 21:31:22.517 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:31:22.517 INFO [stderr] 
Dec 04 21:31:22.533 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.11s
Dec 04 21:31:22.536 INFO [stderr] su: No module specific data is present
Dec 04 21:31:23.858 INFO running `"docker" "inspect" "0fc28a77374ffc44a62cd8cecef0801da7e9023c4f3ca3ef85b5d0f4344e1f9d"`
Dec 04 21:31:24.253 INFO running `"docker" "rm" "-f" "0fc28a77374ffc44a62cd8cecef0801da7e9023c4f3ca3ef85b5d0f4344e1f9d"`
Dec 04 21:31:24.691 INFO [stdout] 0fc28a77374ffc44a62cd8cecef0801da7e9023c4f3ca3ef85b5d0f4344e1f9d