[INFO] cloning repository https://github.com/MattsPoche/Matrix-transformation [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MattsPoche/Matrix-transformation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattsPoche%2FMatrix-transformation", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattsPoche%2FMatrix-transformation'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3643ab1e3986ac405588e77203f451f9bf186b11 [INFO] testing MattsPoche/Matrix-transformation against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattsPoche%2FMatrix-transformation" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MattsPoche/Matrix-transformation on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MattsPoche/Matrix-transformation [INFO] finished tweaking git repo https://github.com/MattsPoche/Matrix-transformation [INFO] tweaked toml for git repo https://github.com/MattsPoche/Matrix-transformation written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/MattsPoche/Matrix-transformation already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1a9647691174f705d5087b85dd29cd4f60c66b298c7d0331547986dfcfb3d2b [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" "f1a9647691174f705d5087b85dd29cd4f60c66b298c7d0331547986dfcfb3d2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1a9647691174f705d5087b85dd29cd4f60c66b298c7d0331547986dfcfb3d2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1a9647691174f705d5087b85dd29cd4f60c66b298c7d0331547986dfcfb3d2b", kill_on_drop: false }` [INFO] [stdout] f1a9647691174f705d5087b85dd29cd4f60c66b298c7d0331547986dfcfb3d2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dbef722f0bd458245822aafe09a281dff8897dbaac8e9256dc5aa761686be48 [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" "6dbef722f0bd458245822aafe09a281dff8897dbaac8e9256dc5aa761686be48", kill_on_drop: false }` [INFO] [stderr] Compiling matrix_transformation v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `y_ubound` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | let (x_ubound, y_ubound) = get_bounds(v); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_ubound` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `matricize` [INFO] [stdout] --> src/main.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn matricize(v: &Vec<(usize, usize)>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_matrix` [INFO] [stdout] --> src/main.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn print_matrix(m: &Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "6dbef722f0bd458245822aafe09a281dff8897dbaac8e9256dc5aa761686be48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dbef722f0bd458245822aafe09a281dff8897dbaac8e9256dc5aa761686be48", kill_on_drop: false }` [INFO] [stdout] 6dbef722f0bd458245822aafe09a281dff8897dbaac8e9256dc5aa761686be48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4ecb28d9c57e9922d1651fd2b953c35cc01206d7a812beaef1680bb3b3164fd [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" "c4ecb28d9c57e9922d1651fd2b953c35cc01206d7a812beaef1680bb3b3164fd", kill_on_drop: false }` [INFO] [stderr] Compiling matrix_transformation v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `y_ubound` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | let (x_ubound, y_ubound) = get_bounds(v); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_ubound` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.24s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/matrix_transformation-2627a54d2fdd5224) [INFO] running `Command { std: "docker" "inspect" "c4ecb28d9c57e9922d1651fd2b953c35cc01206d7a812beaef1680bb3b3164fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4ecb28d9c57e9922d1651fd2b953c35cc01206d7a812beaef1680bb3b3164fd", kill_on_drop: false }` [INFO] [stdout] c4ecb28d9c57e9922d1651fd2b953c35cc01206d7a812beaef1680bb3b3164fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 119e901de497953a26280652c4376356f74c5e6ddf6e3f37948fbfda9c8c28f5 [INFO] running `Command { std: "docker" "start" "-a" "119e901de497953a26280652c4376356f74c5e6ddf6e3f37948fbfda9c8c28f5", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `y_ubound` [INFO] [stderr] --> src/main.rs:3:20 [INFO] [stderr] | [INFO] [stderr] 3 | let (x_ubound, y_ubound) = get_bounds(v); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_ubound` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `matrix_transformation` (bin "matrix_transformation" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/matrix_transformation-2627a54d2fdd5224) [INFO] [stdout] running 2 tests [INFO] [stdout] test test_matricize ... ok [INFO] [stdout] test test_ubounds ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "119e901de497953a26280652c4376356f74c5e6ddf6e3f37948fbfda9c8c28f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "119e901de497953a26280652c4376356f74c5e6ddf6e3f37948fbfda9c8c28f5", kill_on_drop: false }` [INFO] [stdout] 119e901de497953a26280652c4376356f74c5e6ddf6e3f37948fbfda9c8c28f5