Dec 19 20:02:37.946 INFO checking barrelll/cl against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:02:37.946 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/barrelll/cl:/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 20:02:38.441 INFO [stdout] 51314a956db396a923c24dee4cfa208662a6c2452c17ea554653c592180acfa8
Dec 19 20:02:38.446 INFO running `"docker" "start" "-a" "51314a956db396a923c24dee4cfa208662a6c2452c17ea554653c592180acfa8"`
Dec 19 20:02:40.220 INFO [stderr]     Checking num-integer v0.1.35
Dec 19 20:02:40.220 INFO [stderr]     Checking shared_library v0.1.6
Dec 19 20:02:40.228 INFO [stderr]     Checking num-complex v0.1.40
Dec 19 20:02:40.820 INFO [stderr]     Checking winit v0.5.11
Dec 19 20:02:40.820 INFO [stderr]     Checking ash v0.15.8
Dec 19 20:02:41.364 INFO [stderr]     Checking num-bigint v0.1.40
Dec 19 20:02:41.364 INFO [stderr]     Checking num-iter v0.1.34
Dec 19 20:02:43.992 INFO [stderr]     Checking num-rational v0.1.39
Dec 19 20:02:44.936 INFO [stderr]     Checking num v0.1.39
Dec 19 20:02:47.768 INFO [stderr]     Checking learner v0.1.0 (/opt/crater/workdir)
Dec 19 20:02:48.392 INFO [stderr] warning: unused variable: `output`
Dec 19 20:02:48.392 INFO [stderr]  --> src/main.rs:9:9
Dec 19 20:02:48.392 INFO [stderr]   |
Dec 19 20:02:48.392 INFO [stderr] 9 |     let output = data.learn(2, &mut layers); // this one is Bob.
Dec 19 20:02:48.392 INFO [stderr]   |         ^^^^^^ help: consider using `_output` instead
Dec 19 20:02:48.392 INFO [stderr]   |
Dec 19 20:02:48.392 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 20:02:48.392 INFO [stderr] 
Dec 19 20:02:48.408 INFO [stderr] warning: unused variable: `output`
Dec 19 20:02:48.408 INFO [stderr]  --> src/main.rs:9:9
Dec 19 20:02:48.408 INFO [stderr]   |
Dec 19 20:02:48.408 INFO [stderr] 9 |     let output = data.learn(2, &mut layers); // this one is Bob.
Dec 19 20:02:48.408 INFO [stderr]   |         ^^^^^^ help: consider using `_output` instead
Dec 19 20:02:48.408 INFO [stderr]   |
Dec 19 20:02:48.408 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 20:02:48.408 INFO [stderr] 
Dec 19 20:02:48.457 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.50s
Dec 19 20:02:49.804 INFO running `"docker" "inspect" "51314a956db396a923c24dee4cfa208662a6c2452c17ea554653c592180acfa8"`
Dec 19 20:02:50.063 INFO running `"docker" "rm" "-f" "51314a956db396a923c24dee4cfa208662a6c2452c17ea554653c592180acfa8"`
Dec 19 20:02:50.340 INFO [stdout] 51314a956db396a923c24dee4cfa208662a6c2452c17ea554653c592180acfa8