Dec 04 22:42:05.653 INFO checking amilajack/rust-algos against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 22:42:05.653 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 22:42:06.108 INFO [stdout] 9ff8a242a6897dba9e760dfc1d1c687858b42ff09fe348a5b9767f12b4d5218b
Dec 04 22:42:06.110 INFO running `"docker" "start" "-a" "9ff8a242a6897dba9e760dfc1d1c687858b42ff09fe348a5b9767f12b4d5218b"`
Dec 04 22:42:07.610 INFO [stderr] usermod: no changes
Dec 04 22:42:07.673 INFO [stderr]     Checking algos v0.1.0 (/source)
Dec 04 22:42:08.303 INFO [stderr] warning: function is never used: `is_prime`
Dec 04 22:42:08.303 INFO [stderr]   --> src/math.rs:21:1
Dec 04 22:42:08.303 INFO [stderr]    |
Dec 04 22:42:08.303 INFO [stderr] 21 | pub fn is_prime(a: u32) -> bool {
Dec 04 22:42:08.303 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:42:08.303 INFO [stderr]    |
Dec 04 22:42:08.303 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:42:08.303 INFO [stderr] 
Dec 04 22:42:08.396 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 04 22:42:08.407 INFO [stderr] su: No module specific data is present
Dec 04 22:42:09.187 INFO running `"docker" "inspect" "9ff8a242a6897dba9e760dfc1d1c687858b42ff09fe348a5b9767f12b4d5218b"`
Dec 04 22:42:09.437 INFO running `"docker" "rm" "-f" "9ff8a242a6897dba9e760dfc1d1c687858b42ff09fe348a5b9767f12b4d5218b"`
Dec 04 22:42:09.658 INFO [stdout] 9ff8a242a6897dba9e760dfc1d1c687858b42ff09fe348a5b9767f12b4d5218b