Dec 17 21:41:43.323 INFO checking kayellpeee/bear_metal against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:41:43.324 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/kayellpeee/bear_metal:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:41:43.718 INFO [stdout] 74828e4352ed9fcd8b1b0b8130162c91ab234f490c719541d29ef0bd60eb06d9
Dec 17 21:41:43.724 INFO running `"docker" "start" "-a" "74828e4352ed9fcd8b1b0b8130162c91ab234f490c719541d29ef0bd60eb06d9"`
Dec 17 21:41:45.324 INFO [stderr]     Checking bear_metal v0.1.0 (/opt/crater/workdir)
Dec 17 21:41:45.520 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 21:41:45.520 INFO [stderr]  --> src/main.rs:4:1
Dec 17 21:41:45.520 INFO [stderr]   |
Dec 17 21:41:45.520 INFO [stderr] 4 | #[macro_use]
Dec 17 21:41:45.520 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 21:41:45.520 INFO [stderr]   |
Dec 17 21:41:45.520 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 21:41:45.520 INFO [stderr] 
Dec 17 21:41:45.560 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 17 21:41:45.560 INFO [stderr]  --> src/main.rs:2:19
Dec 17 21:41:45.560 INFO [stderr]   |
Dec 17 21:41:45.560 INFO [stderr] 2 | #![feature(start, core)]
Dec 17 21:41:45.560 INFO [stderr]   |                   ^^^^
Dec 17 21:41:45.560 INFO [stderr]   |
Dec 17 21:41:45.560 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 21:41:45.560 INFO [stderr] 
Dec 17 21:41:45.708 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 21:41:45.708 INFO [stderr]  --> src/main.rs:4:1
Dec 17 21:41:45.708 INFO [stderr]   |
Dec 17 21:41:45.708 INFO [stderr] 4 | #[macro_use]
Dec 17 21:41:45.708 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 21:41:45.708 INFO [stderr]   |
Dec 17 21:41:45.708 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 21:41:45.708 INFO [stderr] 
Dec 17 21:41:45.744 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 17 21:41:45.744 INFO [stderr]  --> src/main.rs:2:19
Dec 17 21:41:45.744 INFO [stderr]   |
Dec 17 21:41:45.744 INFO [stderr] 2 | #![feature(start, core)]
Dec 17 21:41:45.744 INFO [stderr]   |                   ^^^^
Dec 17 21:41:45.744 INFO [stderr]   |
Dec 17 21:41:45.744 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 21:41:45.744 INFO [stderr] 
Dec 17 21:41:45.791 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Dec 17 21:41:46.704 INFO running `"docker" "inspect" "74828e4352ed9fcd8b1b0b8130162c91ab234f490c719541d29ef0bd60eb06d9"`
Dec 17 21:41:46.900 INFO running `"docker" "rm" "-f" "74828e4352ed9fcd8b1b0b8130162c91ab234f490c719541d29ef0bd60eb06d9"`
Dec 17 21:41:47.176 INFO [stdout] 74828e4352ed9fcd8b1b0b8130162c91ab234f490c719541d29ef0bd60eb06d9