Dec 04 11:34:24.412 INFO checking rmirabelli/lexer against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 11:34:24.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 11:34:24.843 INFO [stdout] 191b4db052c5e198a91e5c02504a4872e260781e1cdb3816cf38e3f5d79ff131
Dec 04 11:34:24.845 INFO running `"docker" "start" "-a" "191b4db052c5e198a91e5c02504a4872e260781e1cdb3816cf38e3f5d79ff131"`
Dec 04 11:34:26.666 INFO [stderr] usermod: no changes
Dec 04 11:34:26.751 INFO [stderr]     Checking lexer v0.1.0 (/source)
Dec 04 11:34:27.107 INFO [stderr] warning: variable does not need to be mutable
Dec 04 11:34:27.107 INFO [stderr]   --> src/lib.rs:82:13
Dec 04 11:34:27.107 INFO [stderr]    |
Dec 04 11:34:27.107 INFO [stderr] 82 |         let mut x = tokenize("(+ 33(+ 4 5))");
Dec 04 11:34:27.107 INFO [stderr]    |             ----^
Dec 04 11:34:27.107 INFO [stderr]    |             |
Dec 04 11:34:27.107 INFO [stderr]    |             help: remove this `mut`
Dec 04 11:34:27.107 INFO [stderr]    |
Dec 04 11:34:27.107 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 11:34:27.107 INFO [stderr] 
Dec 04 11:34:27.785 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 04 11:34:27.793 INFO [stderr] su: No module specific data is present
Dec 04 11:34:28.673 INFO running `"docker" "inspect" "191b4db052c5e198a91e5c02504a4872e260781e1cdb3816cf38e3f5d79ff131"`
Dec 04 11:34:28.961 INFO running `"docker" "rm" "-f" "191b4db052c5e198a91e5c02504a4872e260781e1cdb3816cf38e3f5d79ff131"`
Dec 04 11:34:29.258 INFO [stdout] 191b4db052c5e198a91e5c02504a4872e260781e1cdb3816cf38e3f5d79ff131