[INFO] cloning repository https://github.com/ricky-ultimate/rust-matrix-operations [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ricky-ultimate/rust-matrix-operations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricky-ultimate%2Frust-matrix-operations", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricky-ultimate%2Frust-matrix-operations'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b9c469193f39277c2a5445b2b1ba837ec456a679 [INFO] testing ricky-ultimate/rust-matrix-operations against beta-2025-04-13 for beta-1.87-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricky-ultimate%2Frust-matrix-operations" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ricky-ultimate/rust-matrix-operations on toolchain beta-2025-04-13 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ricky-ultimate/rust-matrix-operations [INFO] finished tweaking git repo https://github.com/ricky-ultimate/rust-matrix-operations [INFO] tweaked toml for git repo https://github.com/ricky-ultimate/rust-matrix-operations written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ricky-ultimate/rust-matrix-operations already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e92c48aa543159005799617b0af1c7cea7dfef656d1b2e4d9df0e4301c29f00 [INFO] running `Command { std: "docker" "start" "-a" "8e92c48aa543159005799617b0af1c7cea7dfef656d1b2e4d9df0e4301c29f00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e92c48aa543159005799617b0af1c7cea7dfef656d1b2e4d9df0e4301c29f00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e92c48aa543159005799617b0af1c7cea7dfef656d1b2e4d9df0e4301c29f00", kill_on_drop: false }` [INFO] [stdout] 8e92c48aa543159005799617b0af1c7cea7dfef656d1b2e4d9df0e4301c29f00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b7b7cbc2b853802115ef13fd8c4d826c774693af2eb23aa5dc5d99b4cad389c [INFO] running `Command { std: "docker" "start" "-a" "1b7b7cbc2b853802115ef13fd8c4d826c774693af2eb23aa5dc5d99b4cad389c", kill_on_drop: false }` [INFO] [stderr] Compiling matrix_operations v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `add`, `subtract`, `multiply`, and `deter` are never used [INFO] [stdout] --> src/main.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl Matrix { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | fn add(&self, other: &Matrix) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | fn subtract(&self, other: &Matrix) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | fn multiply(&self, other: &Matrix) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn deter(&self) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "1b7b7cbc2b853802115ef13fd8c4d826c774693af2eb23aa5dc5d99b4cad389c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b7b7cbc2b853802115ef13fd8c4d826c774693af2eb23aa5dc5d99b4cad389c", kill_on_drop: false }` [INFO] [stdout] 1b7b7cbc2b853802115ef13fd8c4d826c774693af2eb23aa5dc5d99b4cad389c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5465da2883ddb8aa7790c96321af3048c2a0eee7826f355d49fe903d9e3d16db [INFO] running `Command { std: "docker" "start" "-a" "5465da2883ddb8aa7790c96321af3048c2a0eee7826f355d49fe903d9e3d16db", kill_on_drop: false }` [INFO] [stderr] Compiling matrix_operations v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `add`, `subtract`, `multiply`, and `deter` are never used [INFO] [stdout] --> src/main.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl Matrix { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | fn add(&self, other: &Matrix) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | fn subtract(&self, other: &Matrix) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | fn multiply(&self, other: &Matrix) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn deter(&self) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "5465da2883ddb8aa7790c96321af3048c2a0eee7826f355d49fe903d9e3d16db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5465da2883ddb8aa7790c96321af3048c2a0eee7826f355d49fe903d9e3d16db", kill_on_drop: false }` [INFO] [stdout] 5465da2883ddb8aa7790c96321af3048c2a0eee7826f355d49fe903d9e3d16db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 84270d63bd6e0f64d535e04f8f8bce3924e7de05571c1ad7b56e7ecb01ec41fc [INFO] running `Command { std: "docker" "start" "-a" "84270d63bd6e0f64d535e04f8f8bce3924e7de05571c1ad7b56e7ecb01ec41fc", kill_on_drop: false }` [INFO] [stderr] warning: methods `add`, `subtract`, `multiply`, and `deter` are never used [INFO] [stderr] --> src/main.rs:25:8 [INFO] [stderr] | [INFO] [stderr] 7 | impl Matrix { [INFO] [stderr] | ----------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 25 | fn add(&self, other: &Matrix) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 41 | fn subtract(&self, other: &Matrix) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 57 | fn multiply(&self, other: &Matrix) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 72 | fn deter(&self) -> Option { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `matrix_operations` (bin "matrix_operations" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/matrix_operations-a1c7d2449c8e7d5b) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "84270d63bd6e0f64d535e04f8f8bce3924e7de05571c1ad7b56e7ecb01ec41fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84270d63bd6e0f64d535e04f8f8bce3924e7de05571c1ad7b56e7ecb01ec41fc", kill_on_drop: false }` [INFO] [stdout] 84270d63bd6e0f64d535e04f8f8bce3924e7de05571c1ad7b56e7ecb01ec41fc