Dec 04 23:07:58.056 INFO checking adrianbrink/rustlings against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 23:07:58.056 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 23:07:58.431 INFO [stdout] f9d86e6fb809c11a2ea1fc7235cf9cbece8951191e76b478a70159e376f0bf3e
Dec 04 23:07:58.437 INFO running `"docker" "start" "-a" "f9d86e6fb809c11a2ea1fc7235cf9cbece8951191e76b478a70159e376f0bf3e"`
Dec 04 23:07:59.658 INFO [stderr] usermod: no changes
Dec 04 23:07:59.719 INFO [stderr]     Checking rustlings v0.1.0 (/source)
Dec 04 23:08:00.315 INFO [stderr] warning: function is never used: `is_even`
Dec 04 23:08:00.315 INFO [stderr]  --> src/tests.rs:1:1
Dec 04 23:08:00.315 INFO [stderr]   |
Dec 04 23:08:00.315 INFO [stderr] 1 | fn is_even(num: i32) -> bool {
Dec 04 23:08:00.315 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:08:00.315 INFO [stderr]   |
Dec 04 23:08:00.315 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 23:08:00.315 INFO [stderr] 
Dec 04 23:08:00.315 INFO [stderr] warning: function is never used: `times_two`
Dec 04 23:08:00.315 INFO [stderr]  --> src/tests.rs:5:1
Dec 04 23:08:00.315 INFO [stderr]   |
Dec 04 23:08:00.315 INFO [stderr] 5 | fn times_two(num: i32) -> i32 {
Dec 04 23:08:00.315 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:08:00.315 INFO [stderr] 
Dec 04 23:08:00.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
Dec 04 23:08:00.976 INFO [stderr] su: No module specific data is present
Dec 04 23:08:01.489 INFO running `"docker" "inspect" "f9d86e6fb809c11a2ea1fc7235cf9cbece8951191e76b478a70159e376f0bf3e"`
Dec 04 23:08:01.668 INFO running `"docker" "rm" "-f" "f9d86e6fb809c11a2ea1fc7235cf9cbece8951191e76b478a70159e376f0bf3e"`
Dec 04 23:08:01.906 INFO [stdout] f9d86e6fb809c11a2ea1fc7235cf9cbece8951191e76b478a70159e376f0bf3e