Dec 11 12:54:13.981 INFO checking nathanm2/iron-gcd against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 12:54:13.981 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 11 12:54:14.234 INFO [stdout] 1b6c7f6ddc000d8e7f79470013b05fab457310805fcf4f1ee9cb579bbf24096b
Dec 11 12:54:14.236 INFO running `"docker" "start" "-a" "1b6c7f6ddc000d8e7f79470013b05fab457310805fcf4f1ee9cb579bbf24096b"`
Dec 11 12:54:14.666 INFO [stderr] usermod: no changes
Dec 11 12:54:14.696 INFO [stderr]     Checking iron-gcd v0.1.0 (/source)
Dec 11 12:54:14.987 INFO [stderr] warning: function is never used: `gcd`
Dec 11 12:54:14.987 INFO [stderr]  --> src/main.rs:1:1
Dec 11 12:54:14.988 INFO [stderr]   |
Dec 11 12:54:14.988 INFO [stderr] 1 | fn gcd(mut a: u64, mut b: u64) -> u64 {
Dec 11 12:54:14.988 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:54:14.988 INFO [stderr]   |
Dec 11 12:54:14.988 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 12:54:14.988 INFO [stderr] 
Dec 11 12:54:15.022 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
Dec 11 12:54:15.037 INFO [stderr] su: No module specific data is present
Dec 11 12:54:15.458 INFO running `"docker" "inspect" "1b6c7f6ddc000d8e7f79470013b05fab457310805fcf4f1ee9cb579bbf24096b"`
Dec 11 12:54:15.660 INFO running `"docker" "rm" "-f" "1b6c7f6ddc000d8e7f79470013b05fab457310805fcf4f1ee9cb579bbf24096b"`
Dec 11 12:54:15.833 INFO [stdout] 1b6c7f6ddc000d8e7f79470013b05fab457310805fcf4f1ee9cb579bbf24096b