Dec 04 21:16:16.441 INFO checking cardil/rust-guessing-game against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:16:16.441 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 21:16:16.892 INFO [stdout] 6f36d415c65d2c8cfb6a7b3d350faad8a51e10dd12a9ecea1d0c00047867737a
Dec 04 21:16:16.894 INFO running `"docker" "start" "-a" "6f36d415c65d2c8cfb6a7b3d350faad8a51e10dd12a9ecea1d0c00047867737a"`
Dec 04 21:16:19.306 INFO [stderr] usermod: no changes
Dec 04 21:16:19.423 INFO [stderr]     Checking guessing_game v0.1.0 (/source)
Dec 04 21:16:20.239 INFO [stderr] warning: unused import: `super::View`
Dec 04 21:16:20.239 INFO [stderr]   --> src/view.rs:77:7
Dec 04 21:16:20.239 INFO [stderr]    |
Dec 04 21:16:20.239 INFO [stderr] 77 |   use super::View;
Dec 04 21:16:20.239 INFO [stderr]    |       ^^^^^^^^^^^
Dec 04 21:16:20.239 INFO [stderr]    |
Dec 04 21:16:20.239 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 21:16:20.239 INFO [stderr] 
Dec 04 21:16:20.375 INFO [stderr] warning: unused variable: `out`
Dec 04 21:16:20.376 INFO [stderr]   --> src/view.rs:81:13
Dec 04 21:16:20.379 INFO [stderr]    |
Dec 04 21:16:20.379 INFO [stderr] 81 |     let mut out = String::new();
Dec 04 21:16:20.379 INFO [stderr]    |             ^^^ help: consider using `_out` instead
Dec 04 21:16:20.379 INFO [stderr]    |
Dec 04 21:16:20.379 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 21:16:20.379 INFO [stderr] 
Dec 04 21:16:20.386 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:16:20.386 INFO [stderr]   --> src/view.rs:81:9
Dec 04 21:16:20.391 INFO [stderr]    |
Dec 04 21:16:20.391 INFO [stderr] 81 |     let mut out = String::new();
Dec 04 21:16:20.391 INFO [stderr]    |         ----^^^
Dec 04 21:16:20.391 INFO [stderr]    |         |
Dec 04 21:16:20.391 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:16:20.391 INFO [stderr]    |
Dec 04 21:16:20.391 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 21:16:20.391 INFO [stderr] 
Dec 04 21:16:20.408 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 04 21:16:20.411 INFO [stderr] su: No module specific data is present
Dec 04 21:16:21.281 INFO running `"docker" "inspect" "6f36d415c65d2c8cfb6a7b3d350faad8a51e10dd12a9ecea1d0c00047867737a"`
Dec 04 21:16:21.569 INFO running `"docker" "rm" "-f" "6f36d415c65d2c8cfb6a7b3d350faad8a51e10dd12a9ecea1d0c00047867737a"`
Dec 04 21:16:21.875 INFO [stdout] 6f36d415c65d2c8cfb6a7b3d350faad8a51e10dd12a9ecea1d0c00047867737a