[INFO] cloning repository FeliciousX/tetrimino-solver
[INFO] running `"git" "clone" "--bare" "git://github.com/FeliciousX/tetrimino-solver.git" "work/cache/sources/gh/FeliciousX/tetrimino-solver"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/FeliciousX/tetrimino-solver'...
[INFO] running `"git" "clone" "work/cache/sources/gh/FeliciousX/tetrimino-solver" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/FeliciousX/tetrimino-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/FeliciousX/tetrimino-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FeliciousX/tetrimino-solver" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/FeliciousX/tetrimino-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/FeliciousX/tetrimino-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 25d278f95be7e88f8bd10e067c82dd5e4abc299e
[INFO] sha for GitHub repo FeliciousX/tetrimino-solver: 25d278f95be7e88f8bd10e067c82dd5e4abc299e
[INFO] validating manifest of FeliciousX/tetrimino-solver on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FeliciousX/tetrimino-solver on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing FeliciousX/tetrimino-solver
[INFO] finished frobbing FeliciousX/tetrimino-solver
[INFO] frobbed toml for FeliciousX/tetrimino-solver written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/FeliciousX/tetrimino-solver/Cargo.toml
[INFO] started frobbing FeliciousX/tetrimino-solver
[INFO] finished frobbing FeliciousX/tetrimino-solver
[INFO] frobbed toml for FeliciousX/tetrimino-solver written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/FeliciousX/tetrimino-solver/Cargo.toml
[INFO] crate FeliciousX/tetrimino-solver already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking FeliciousX/tetrimino-solver against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/FeliciousX/tetrimino-solver:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1f5b39f982ae33aeac682767957fd88545468fc6044257b1f92ab518cfb08b9c
[INFO] running `"docker" "start" "-a" "1f5b39f982ae33aeac682767957fd88545468fc6044257b1f92ab518cfb08b9c"`
[INFO] [stderr]     Checking tetrimino v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `coordinate`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let coordinate = coordinate::Coordinate::new(3, 4);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_coordinate`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `coordinate`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let coordinate = coordinate::Coordinate::new(3, 4);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_coordinate`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "1f5b39f982ae33aeac682767957fd88545468fc6044257b1f92ab518cfb08b9c"`
[INFO] running `"docker" "rm" "-f" "1f5b39f982ae33aeac682767957fd88545468fc6044257b1f92ab518cfb08b9c"`
[INFO] [stdout] 1f5b39f982ae33aeac682767957fd88545468fc6044257b1f92ab518cfb08b9c