[INFO] updating cached repository https://github.com/TheRiven/mazegenerator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9e021d139b3ec222eae371c8cfb95033e6e5a168 [INFO] testing TheRiven/mazegenerator against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheRiven%2Fmazegenerator" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheRiven/mazegenerator on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheRiven/mazegenerator [INFO] finished tweaking git repo https://github.com/TheRiven/mazegenerator [INFO] tweaked toml for git repo https://github.com/TheRiven/mazegenerator written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/TheRiven/mazegenerator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5bdb433414bb93e3de39a6fdb8ef71b2bb67499b9df854344c9b1d6aebf68f6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e5bdb433414bb93e3de39a6fdb8ef71b2bb67499b9df854344c9b1d6aebf68f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5bdb433414bb93e3de39a6fdb8ef71b2bb67499b9df854344c9b1d6aebf68f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5bdb433414bb93e3de39a6fdb8ef71b2bb67499b9df854344c9b1d6aebf68f6", kill_on_drop: false }` [INFO] [stdout] e5bdb433414bb93e3de39a6fdb8ef71b2bb67499b9df854344c9b1d6aebf68f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5225cd19d127ed87a49e516d07bb0db767239e801d9ff9e1b3dcb5e6d169fb7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b5225cd19d127ed87a49e516d07bb0db767239e801d9ff9e1b3dcb5e6d169fb7", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.4.0 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.3.0 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling rayon v1.0.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.14 [INFO] [stderr] Compiling image v0.18.0 [INFO] [stderr] Compiling mazegenerator v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mazebuilder/dfs.rs:86:74 [INFO] [stdout] | [INFO] [stdout] 86 | fn pick_random_neighbour<'a>(neighbours: &Vec<(&'a Cell, Direction)>) -> ((&'a Cell, Direction)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/mazebuilder/dfs.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | (chosen) [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mazebuilder/maze.rs:25:54 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn get_cell(&self, x: u32, y: u32) -> Option<(&Cell)> { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.10s [INFO] running `Command { std: "docker" "inspect" "b5225cd19d127ed87a49e516d07bb0db767239e801d9ff9e1b3dcb5e6d169fb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5225cd19d127ed87a49e516d07bb0db767239e801d9ff9e1b3dcb5e6d169fb7", kill_on_drop: false }` [INFO] [stdout] b5225cd19d127ed87a49e516d07bb0db767239e801d9ff9e1b3dcb5e6d169fb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e04f51a95fa04b09c2d8b4bf6d1ae71579ade8cd750d0cc615cecb6bb4d420cd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e04f51a95fa04b09c2d8b4bf6d1ae71579ade8cd750d0cc615cecb6bb4d420cd", kill_on_drop: false }` [INFO] [stderr] Compiling mazegenerator v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mazebuilder/dfs.rs:86:74 [INFO] [stdout] | [INFO] [stdout] 86 | fn pick_random_neighbour<'a>(neighbours: &Vec<(&'a Cell, Direction)>) -> ((&'a Cell, Direction)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/mazebuilder/dfs.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | (chosen) [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mazebuilder/maze.rs:25:54 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn get_cell(&self, x: u32, y: u32) -> Option<(&Cell)> { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mazebuilder/dfs.rs:86:74 [INFO] [stdout] | [INFO] [stdout] 86 | fn pick_random_neighbour<'a>(neighbours: &Vec<(&'a Cell, Direction)>) -> ((&'a Cell, Direction)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/mazebuilder/dfs.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | (chosen) [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mazebuilder/maze.rs:25:54 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn get_cell(&self, x: u32, y: u32) -> Option<(&Cell)> { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.19s [INFO] running `Command { std: "docker" "inspect" "e04f51a95fa04b09c2d8b4bf6d1ae71579ade8cd750d0cc615cecb6bb4d420cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e04f51a95fa04b09c2d8b4bf6d1ae71579ade8cd750d0cc615cecb6bb4d420cd", kill_on_drop: false }` [INFO] [stdout] e04f51a95fa04b09c2d8b4bf6d1ae71579ade8cd750d0cc615cecb6bb4d420cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] da4295037d71b6f3b11d47455b7f8a51274df02f7ece2a142c9c1410e4b26459 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "da4295037d71b6f3b11d47455b7f8a51274df02f7ece2a142c9c1410e4b26459", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/mazebuilder/dfs.rs:86:74 [INFO] [stderr] | [INFO] [stderr] 86 | fn pick_random_neighbour<'a>(neighbours: &Vec<(&'a Cell, Direction)>) -> ((&'a Cell, Direction)) { [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 block return value [INFO] [stderr] --> src/mazebuilder/dfs.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | (chosen) [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/mazebuilder/maze.rs:25:54 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn get_cell(&self, x: u32, y: u32) -> Option<(&Cell)> { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/mazebuilder/dfs.rs:86:74 [INFO] [stderr] | [INFO] [stderr] 86 | fn pick_random_neighbour<'a>(neighbours: &Vec<(&'a Cell, Direction)>) -> ((&'a Cell, Direction)) { [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 block return value [INFO] [stderr] --> src/mazebuilder/dfs.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | (chosen) [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/mazebuilder/maze.rs:25:54 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn get_cell(&self, x: u32, y: u32) -> Option<(&Cell)> { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mazegenerator-4244ece2a1815ac6 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test mazebuilder::tests::test_dfs_10_10 ... ok [INFO] [stdout] test mazebuilder::tests::test_generate_maze_selector ... ok [INFO] [stdout] test mazebuilder::tests::test_kruskal_15_23 ... ok [INFO] [stdout] test mazebuilder::tests::test_dfs_15_23 ... ok [INFO] [stdout] test mazebuilder::tests::test_kruskal_10_10 ... ok [INFO] [stdout] test mazebuilder::tests::test_dfs_100_100 ... ok [INFO] [stdout] test mazebuilder::tests::test_dfs_imperfect ... ok [INFO] [stdout] test mazebuilder::tests::test_kruskal_100_100 ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mazegenerator-748501b3423c2874 [INFO] [stdout] test mazebuilder::tests::test_kruskal_imperfect ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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] [stderr] Doc-tests mazegenerator [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/mazebuilder/dfs.rs:86:74 [INFO] [stderr] | [INFO] [stderr] 86 | fn pick_random_neighbour<'a>(neighbours: &Vec<(&'a Cell, Direction)>) -> ((&'a Cell, Direction)) { [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 type [INFO] [stderr] --> /opt/rustwide/workdir/src/mazebuilder/maze.rs:25:54 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn get_cell(&self, x: u32, y: u32) -> Option<(&Cell)> { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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 `Command { std: "docker" "inspect" "da4295037d71b6f3b11d47455b7f8a51274df02f7ece2a142c9c1410e4b26459", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da4295037d71b6f3b11d47455b7f8a51274df02f7ece2a142c9c1410e4b26459", kill_on_drop: false }` [INFO] [stdout] da4295037d71b6f3b11d47455b7f8a51274df02f7ece2a142c9c1410e4b26459