Dec 19 12:01:50.510 INFO checking nathanm2/iron-gcd against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:01:50.510 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/nathanm2/iron-gcd:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:01:50.673 INFO [stdout] 415093ba9ff3293291b3b3730ee968a5da63d210d818591771d35d96122e3cdf
Dec 19 12:01:50.678 INFO running `"docker" "start" "-a" "415093ba9ff3293291b3b3730ee968a5da63d210d818591771d35d96122e3cdf"`
Dec 19 12:01:51.357 INFO [stderr]     Checking iron-gcd v0.1.0 (/opt/crater/workdir)
Dec 19 12:01:51.480 INFO [stderr] warning: function is never used: `gcd`
Dec 19 12:01:51.480 INFO [stderr]  --> src/main.rs:1:1
Dec 19 12:01:51.481 INFO [stderr]   |
Dec 19 12:01:51.481 INFO [stderr] 1 | fn gcd(mut a: u64, mut b: u64) -> u64 {
Dec 19 12:01:51.481 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:01:51.481 INFO [stderr]   |
Dec 19 12:01:51.481 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 12:01:51.481 INFO [stderr] 
Dec 19 12:01:51.623 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
Dec 19 12:01:51.884 INFO running `"docker" "inspect" "415093ba9ff3293291b3b3730ee968a5da63d210d818591771d35d96122e3cdf"`
Dec 19 12:01:51.975 INFO running `"docker" "rm" "-f" "415093ba9ff3293291b3b3730ee968a5da63d210d818591771d35d96122e3cdf"`
Dec 19 12:01:52.103 INFO [stdout] 415093ba9ff3293291b3b3730ee968a5da63d210d818591771d35d96122e3cdf