Dec 11 16:02:54.117 INFO checking jrobar/Twelve-Days-of-Christmas against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 16:02:54.117 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 16:02:54.441 INFO [stdout] 791f3f89ed25b43adae21b0d770b3569051fa72c59c85aedce7417f596589a70
Dec 11 16:02:54.443 INFO running `"docker" "start" "-a" "791f3f89ed25b43adae21b0d770b3569051fa72c59c85aedce7417f596589a70"`
Dec 11 16:02:55.256 INFO [stderr] usermod: no changes
Dec 11 16:02:55.279 INFO [stderr]     Checking twelve_days_of_christmas v0.1.0 (/source)
Dec 11 16:02:55.579 INFO [stderr] warning: variable does not need to be mutable
Dec 11 16:02:55.579 INFO [stderr]  --> src/main.rs:6:9
Dec 11 16:02:55.579 INFO [stderr]   |
Dec 11 16:02:55.579 INFO [stderr] 6 |     let mut n = 11;
Dec 11 16:02:55.579 INFO [stderr]   |         ----^
Dec 11 16:02:55.579 INFO [stderr]   |         |
Dec 11 16:02:55.579 INFO [stderr]   |         help: remove this `mut`
Dec 11 16:02:55.579 INFO [stderr]   |
Dec 11 16:02:55.579 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 16:02:55.579 INFO [stderr] 
Dec 11 16:02:55.648 INFO [stderr] warning: variable does not need to be mutable
Dec 11 16:02:55.648 INFO [stderr]  --> src/main.rs:6:9
Dec 11 16:02:55.648 INFO [stderr]   |
Dec 11 16:02:55.648 INFO [stderr] 6 |     let mut n = 11;
Dec 11 16:02:55.648 INFO [stderr]   |         ----^
Dec 11 16:02:55.648 INFO [stderr]   |         |
Dec 11 16:02:55.648 INFO [stderr]   |         help: remove this `mut`
Dec 11 16:02:55.648 INFO [stderr]   |
Dec 11 16:02:55.648 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 16:02:55.648 INFO [stderr] 
Dec 11 16:02:55.671 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Dec 11 16:02:55.671 INFO [stderr] su: No module specific data is present
Dec 11 16:02:55.943 INFO running `"docker" "inspect" "791f3f89ed25b43adae21b0d770b3569051fa72c59c85aedce7417f596589a70"`
Dec 11 16:02:56.078 INFO running `"docker" "rm" "-f" "791f3f89ed25b43adae21b0d770b3569051fa72c59c85aedce7417f596589a70"`
Dec 11 16:02:56.232 INFO [stdout] 791f3f89ed25b43adae21b0d770b3569051fa72c59c85aedce7417f596589a70