Dec 12 10:57:48.083 INFO checking nff-0.1.2 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 10:57:48.084 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 12 10:57:48.496 INFO [stdout] 9fc4c35c0b0ffe256eb9e817e381a5c616a6afaad02277a8c879545fc3aef28f
Dec 12 10:57:48.498 INFO running `"docker" "start" "-a" "9fc4c35c0b0ffe256eb9e817e381a5c616a6afaad02277a8c879545fc3aef28f"`
Dec 12 10:57:50.532 INFO [stderr] usermod: no changes
Dec 12 10:57:50.619 INFO [stderr]     Checking nff v0.1.2 (/source)
Dec 12 10:57:52.300 INFO [stderr] warning: variable does not need to be mutable
Dec 12 10:57:52.300 INFO [stderr]   --> src/lib.rs:61:17
Dec 12 10:57:52.300 INFO [stderr]    |
Dec 12 10:57:52.300 INFO [stderr] 61 |             let mut rhs = side.next().expect("Missing right hand side").trim().chars();
Dec 12 10:57:52.300 INFO [stderr]    |                 ----^^^
Dec 12 10:57:52.300 INFO [stderr]    |                 |
Dec 12 10:57:52.300 INFO [stderr]    |                 help: remove this `mut`
Dec 12 10:57:52.300 INFO [stderr]    |
Dec 12 10:57:52.300 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 10:57:52.300 INFO [stderr] 
Dec 12 10:57:52.812 INFO [stderr] warning: variable does not need to be mutable
Dec 12 10:57:52.812 INFO [stderr]   --> src/lib.rs:61:17
Dec 12 10:57:52.812 INFO [stderr]    |
Dec 12 10:57:52.812 INFO [stderr] 61 |             let mut rhs = side.next().expect("Missing right hand side").trim().chars();
Dec 12 10:57:52.812 INFO [stderr]    |                 ----^^^
Dec 12 10:57:52.812 INFO [stderr]    |                 |
Dec 12 10:57:52.812 INFO [stderr]    |                 help: remove this `mut`
Dec 12 10:57:52.812 INFO [stderr]    |
Dec 12 10:57:52.812 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 10:57:52.812 INFO [stderr] 
Dec 12 10:57:54.220 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
Dec 12 10:57:54.223 INFO [stderr] su: No module specific data is present
Dec 12 10:57:55.292 INFO running `"docker" "inspect" "9fc4c35c0b0ffe256eb9e817e381a5c616a6afaad02277a8c879545fc3aef28f"`
Dec 12 10:57:55.516 INFO running `"docker" "rm" "-f" "9fc4c35c0b0ffe256eb9e817e381a5c616a6afaad02277a8c879545fc3aef28f"`
Dec 12 10:57:55.812 INFO [stdout] 9fc4c35c0b0ffe256eb9e817e381a5c616a6afaad02277a8c879545fc3aef28f