Dec 17 19:12:30.225 INFO checking mtn/slate against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:12:30.225 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mtn/slate:/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 19:12:30.748 INFO [stdout] 5577782a45812d1e56bcf20a386300f4dc18bdb55fb01c975e59c161feeb0f6e
Dec 17 19:12:30.758 INFO running `"docker" "start" "-a" "5577782a45812d1e56bcf20a386300f4dc18bdb55fb01c975e59c161feeb0f6e"`
Dec 17 19:12:32.280 INFO [stderr]     Checking slate v0.1.0 (/opt/crater/workdir)
Dec 17 19:12:32.993 INFO [stderr] warning: unused variable: `a`
Dec 17 19:12:32.993 INFO [stderr]   --> src/main.rs:42:9
Dec 17 19:12:32.993 INFO [stderr]    |
Dec 17 19:12:32.993 INFO [stderr] 42 |     let a = slatelib::Slate { num_blocks: 1 };
Dec 17 19:12:32.993 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 17 19:12:32.993 INFO [stderr]    |
Dec 17 19:12:32.993 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 19:12:32.993 INFO [stderr] 
Dec 17 19:12:33.002 INFO [stderr] warning: unused variable: `a`
Dec 17 19:12:33.002 INFO [stderr]   --> src/main.rs:42:9
Dec 17 19:12:33.002 INFO [stderr]    |
Dec 17 19:12:33.002 INFO [stderr] 42 |     let a = slatelib::Slate { num_blocks: 1 };
Dec 17 19:12:33.002 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 17 19:12:33.002 INFO [stderr]    |
Dec 17 19:12:33.002 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 19:12:33.002 INFO [stderr] 
Dec 17 19:12:33.022 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 17 19:12:33.654 INFO running `"docker" "inspect" "5577782a45812d1e56bcf20a386300f4dc18bdb55fb01c975e59c161feeb0f6e"`
Dec 17 19:12:34.024 INFO running `"docker" "rm" "-f" "5577782a45812d1e56bcf20a386300f4dc18bdb55fb01c975e59c161feeb0f6e"`
Dec 17 19:12:34.280 INFO [stdout] 5577782a45812d1e56bcf20a386300f4dc18bdb55fb01c975e59c161feeb0f6e