Dec 19 12:15:53.735 INFO checking mtn/slate against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:15:53.735 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:15:54.097 INFO [stdout] 9f5c5c144ceadd0d36317c6f57e6fe0f0282f1baaf73968fc16f35e96068d8a0
Dec 19 12:15:54.099 INFO running `"docker" "start" "-a" "9f5c5c144ceadd0d36317c6f57e6fe0f0282f1baaf73968fc16f35e96068d8a0"`
Dec 19 12:15:55.404 INFO [stderr]     Checking slate v0.1.0 (/opt/crater/workdir)
Dec 19 12:15:56.020 INFO [stderr] warning: unused variable: `a`
Dec 19 12:15:56.020 INFO [stderr]   --> src/main.rs:42:9
Dec 19 12:15:56.020 INFO [stderr]    |
Dec 19 12:15:56.020 INFO [stderr] 42 |     let a = slatelib::Slate { num_blocks: 1 };
Dec 19 12:15:56.020 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 19 12:15:56.020 INFO [stderr]    |
Dec 19 12:15:56.020 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 12:15:56.020 INFO [stderr] 
Dec 19 12:15:56.096 INFO [stderr] warning: unused variable: `a`
Dec 19 12:15:56.096 INFO [stderr]   --> src/main.rs:42:9
Dec 19 12:15:56.096 INFO [stderr]    |
Dec 19 12:15:56.096 INFO [stderr] 42 |     let a = slatelib::Slate { num_blocks: 1 };
Dec 19 12:15:56.096 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 19 12:15:56.096 INFO [stderr]    |
Dec 19 12:15:56.096 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 12:15:56.096 INFO [stderr] 
Dec 19 12:15:56.137 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 19 12:15:56.745 INFO running `"docker" "inspect" "9f5c5c144ceadd0d36317c6f57e6fe0f0282f1baaf73968fc16f35e96068d8a0"`
Dec 19 12:15:56.852 INFO running `"docker" "rm" "-f" "9f5c5c144ceadd0d36317c6f57e6fe0f0282f1baaf73968fc16f35e96068d8a0"`
Dec 19 12:15:56.962 INFO [stdout] 9f5c5c144ceadd0d36317c6f57e6fe0f0282f1baaf73968fc16f35e96068d8a0