Dec 19 21:15:48.953 INFO checking Xartok/rust_learn_guessing_game against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:15:48.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Xartok/rust_learn_guessing_game:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:15:49.462 INFO [stdout] 9a907a9d95ee75b241114e7a17a6deb502ee465e47ea31057019d10c0598de3e
Dec 19 21:15:49.464 INFO running `"docker" "start" "-a" "9a907a9d95ee75b241114e7a17a6deb502ee465e47ea31057019d10c0598de3e"`
Dec 19 21:15:51.533 INFO [stderr]     Checking guessing_game v0.1.0 (/opt/crater/workdir)
Dec 19 21:15:51.844 INFO [stderr] warning: unused import: `std::io`
Dec 19 21:15:51.844 INFO [stderr]  --> src/main.rs:1:5
Dec 19 21:15:51.845 INFO [stderr]   |
Dec 19 21:15:51.845 INFO [stderr] 1 | use std::io;
Dec 19 21:15:51.845 INFO [stderr]   |     ^^^^^^^
Dec 19 21:15:51.845 INFO [stderr]   |
Dec 19 21:15:51.846 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:15:51.846 INFO [stderr] 
Dec 19 21:15:51.968 INFO [stderr] warning: unused import: `std::io`
Dec 19 21:15:51.969 INFO [stderr]  --> src/main.rs:1:5
Dec 19 21:15:51.969 INFO [stderr]   |
Dec 19 21:15:51.969 INFO [stderr] 1 | use std::io;
Dec 19 21:15:51.970 INFO [stderr]   |     ^^^^^^^
Dec 19 21:15:51.970 INFO [stderr]   |
Dec 19 21:15:51.970 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:15:51.970 INFO [stderr] 
Dec 19 21:15:52.032 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 19 21:15:53.674 INFO running `"docker" "inspect" "9a907a9d95ee75b241114e7a17a6deb502ee465e47ea31057019d10c0598de3e"`
Dec 19 21:15:54.016 INFO running `"docker" "rm" "-f" "9a907a9d95ee75b241114e7a17a6deb502ee465e47ea31057019d10c0598de3e"`
Dec 19 21:15:54.304 INFO [stdout] 9a907a9d95ee75b241114e7a17a6deb502ee465e47ea31057019d10c0598de3e