[INFO] updating cached repository SpycWolf/rust-life_game [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/SpycWolf/rust-life_game [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/SpycWolf/rust-life_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/SpycWolf/rust-life_game"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SpycWolf/rust-life_game'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/SpycWolf/rust-life_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SpycWolf/rust-life_game"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SpycWolf/rust-life_game'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 25bcb2456a1f07ee7e1a515468382bb2015f51f8 [INFO] sha for GitHub repo SpycWolf/rust-life_game: 25bcb2456a1f07ee7e1a515468382bb2015f51f8 [INFO] validating manifest of SpycWolf/rust-life_game on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of SpycWolf/rust-life_game on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing SpycWolf/rust-life_game [INFO] finished frobbing SpycWolf/rust-life_game [INFO] frobbed toml for SpycWolf/rust-life_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/SpycWolf/rust-life_game/Cargo.toml [INFO] started frobbing SpycWolf/rust-life_game [INFO] finished frobbing SpycWolf/rust-life_game [INFO] frobbed toml for SpycWolf/rust-life_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SpycWolf/rust-life_game/Cargo.toml [INFO] crate SpycWolf/rust-life_game already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing SpycWolf/rust-life_game against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SpycWolf/rust-life_game:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 9c2ebf25aaae0b4a48888cc40f73aae33d0b0f86e28d6b3f5429737195270a9b [INFO] running `"docker" "start" "-a" "9c2ebf25aaae0b4a48888cc40f73aae33d0b0f86e28d6b3f5429737195270a9b"` [INFO] [stderr] Compiling rustlife v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:16:18 [INFO] [stderr] | [INFO] [stderr] 16 | for _ in (0..(w*h)) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:27:20 [INFO] [stderr] | [INFO] [stderr] 27 | for idx in (0..(self.width * self.height)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:79:20 [INFO] [stderr] | [INFO] [stderr] 79 | for idx in (0..(self.width * self.height)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:95:14 [INFO] [stderr] | [INFO] [stderr] 95 | for _ in (0..100) { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `"docker" "inspect" "9c2ebf25aaae0b4a48888cc40f73aae33d0b0f86e28d6b3f5429737195270a9b"` [INFO] running `"docker" "rm" "-f" "9c2ebf25aaae0b4a48888cc40f73aae33d0b0f86e28d6b3f5429737195270a9b"` [INFO] [stdout] 9c2ebf25aaae0b4a48888cc40f73aae33d0b0f86e28d6b3f5429737195270a9b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SpycWolf/rust-life_game:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 3df5a20d82f098f2a0a3f83f61c8d87d3a3b075c92a9fde4b6e39499d7e45813 [INFO] running `"docker" "start" "-a" "3df5a20d82f098f2a0a3f83f61c8d87d3a3b075c92a9fde4b6e39499d7e45813"` [INFO] [stderr] Compiling rustlife v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:16:18 [INFO] [stderr] | [INFO] [stderr] 16 | for _ in (0..(w*h)) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:27:20 [INFO] [stderr] | [INFO] [stderr] 27 | for idx in (0..(self.width * self.height)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:79:20 [INFO] [stderr] | [INFO] [stderr] 79 | for idx in (0..(self.width * self.height)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:95:14 [INFO] [stderr] | [INFO] [stderr] 95 | for _ in (0..100) { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `"docker" "inspect" "3df5a20d82f098f2a0a3f83f61c8d87d3a3b075c92a9fde4b6e39499d7e45813"` [INFO] running `"docker" "rm" "-f" "3df5a20d82f098f2a0a3f83f61c8d87d3a3b075c92a9fde4b6e39499d7e45813"` [INFO] [stdout] 3df5a20d82f098f2a0a3f83f61c8d87d3a3b075c92a9fde4b6e39499d7e45813 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SpycWolf/rust-life_game:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 4ad6950ad7a4e8bbe98b1dd3939cf35ae66eca2b61a3b234de65f084f731a74c [INFO] running `"docker" "start" "-a" "4ad6950ad7a4e8bbe98b1dd3939cf35ae66eca2b61a3b234de65f084f731a74c"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/rustlife-f5917254588862f4 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "4ad6950ad7a4e8bbe98b1dd3939cf35ae66eca2b61a3b234de65f084f731a74c"` [INFO] running `"docker" "rm" "-f" "4ad6950ad7a4e8bbe98b1dd3939cf35ae66eca2b61a3b234de65f084f731a74c"` [INFO] [stdout] 4ad6950ad7a4e8bbe98b1dd3939cf35ae66eca2b61a3b234de65f084f731a74c