Dec 12 08:58:27.847 INFO checking robin-derives-0.3.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 08:58:27.847 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 08:58:28.403 INFO [stdout] 0f7437885b06ab4d9dab4039aa03e70478399c6ff7aa279938ce7d7881c41198
Dec 12 08:58:28.405 INFO running `"docker" "start" "-a" "0f7437885b06ab4d9dab4039aa03e70478399c6ff7aa279938ce7d7881c41198"`
Dec 12 08:58:29.692 INFO [stderr] usermod: no changes
Dec 12 08:58:29.806 INFO [stderr]     Checking syn v0.12.15
Dec 12 08:58:32.684 INFO [stderr]     Checking robin-derives v0.3.0 (/source)
Dec 12 08:58:33.648 INFO [stderr] warning: function is never used: `underscore`
Dec 12 08:58:33.649 INFO [stderr]    --> src/jobs.rs:111:1
Dec 12 08:58:33.649 INFO [stderr]     |
Dec 12 08:58:33.649 INFO [stderr] 111 | fn underscore(s: &str) -> String {
Dec 12 08:58:33.649 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 08:58:33.650 INFO [stderr]     |
Dec 12 08:58:33.650 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 08:58:33.650 INFO [stderr] 
Dec 12 08:58:33.698 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
Dec 12 08:58:33.701 INFO [stderr] su: No module specific data is present
Dec 12 08:58:34.123 INFO running `"docker" "inspect" "0f7437885b06ab4d9dab4039aa03e70478399c6ff7aa279938ce7d7881c41198"`
Dec 12 08:58:34.479 INFO running `"docker" "rm" "-f" "0f7437885b06ab4d9dab4039aa03e70478399c6ff7aa279938ce7d7881c41198"`
Dec 12 08:58:34.742 INFO [stdout] 0f7437885b06ab4d9dab4039aa03e70478399c6ff7aa279938ce7d7881c41198