[INFO] cloning repository https://github.com/j-p-d-e-v/exercism-grains
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j-p-d-e-v/exercism-grains" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-p-d-e-v%2Fexercism-grains", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-p-d-e-v%2Fexercism-grains'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 831f24c9a64057b00185bb488ffdd7da50dbcae5
[INFO] testing j-p-d-e-v/exercism-grains against nightly-2025-01-18 for randomize-layout-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-p-d-e-v%2Fexercism-grains" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/j-p-d-e-v/exercism-grains on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/j-p-d-e-v/exercism-grains
[INFO] finished tweaking git repo https://github.com/j-p-d-e-v/exercism-grains
[INFO] tweaked toml for git repo https://github.com/j-p-d-e-v/exercism-grains written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/j-p-d-e-v/exercism-grains 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b25b2ecfe147c98ea5318f405b31b5e4aab3ab6ca1788adffb95e2465360de0f
[INFO] running `Command { std: "docker" "start" "-a" "b25b2ecfe147c98ea5318f405b31b5e4aab3ab6ca1788adffb95e2465360de0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b25b2ecfe147c98ea5318f405b31b5e4aab3ab6ca1788adffb95e2465360de0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25b2ecfe147c98ea5318f405b31b5e4aab3ab6ca1788adffb95e2465360de0f", kill_on_drop: false }`
[INFO] [stdout] b25b2ecfe147c98ea5318f405b31b5e4aab3ab6ca1788adffb95e2465360de0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5921d170d08a21d454c4a960f7a6eab4a8fe1d699b937c71982708d6eef48cf0
[INFO] running `Command { std: "docker" "start" "-a" "5921d170d08a21d454c4a960f7a6eab4a8fe1d699b937c71982708d6eef48cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling grains v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `process_square_case` is never used
[INFO] [stdout]   --> src/lib.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn process_square_case(input: u32, expected: u64) {
[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 0.12s
[INFO] running `Command { std: "docker" "inspect" "5921d170d08a21d454c4a960f7a6eab4a8fe1d699b937c71982708d6eef48cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5921d170d08a21d454c4a960f7a6eab4a8fe1d699b937c71982708d6eef48cf0", kill_on_drop: false }`
[INFO] [stdout] 5921d170d08a21d454c4a960f7a6eab4a8fe1d699b937c71982708d6eef48cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19f405252fa5ff038f12e136c59642a1cd2f4a6fce99de52275c05e108efc1e6
[INFO] running `Command { std: "docker" "start" "-a" "19f405252fa5ff038f12e136c59642a1cd2f4a6fce99de52275c05e108efc1e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling grains v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `process_square_case` is never used
[INFO] [stdout]   --> src/lib.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn process_square_case(input: u32, expected: u64) {
[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 0.10s
[INFO] running `Command { std: "docker" "inspect" "19f405252fa5ff038f12e136c59642a1cd2f4a6fce99de52275c05e108efc1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f405252fa5ff038f12e136c59642a1cd2f4a6fce99de52275c05e108efc1e6", kill_on_drop: false }`
[INFO] [stdout] 19f405252fa5ff038f12e136c59642a1cd2f4a6fce99de52275c05e108efc1e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52392da5ac36fd5b3cf8baa42e8fd62f93eeebf55d08bd021b93782a7cbeb09c
[INFO] running `Command { std: "docker" "start" "-a" "52392da5ac36fd5b3cf8baa42e8fd62f93eeebf55d08bd021b93782a7cbeb09c", kill_on_drop: false }`
[INFO] [stderr] warning: function `process_square_case` is never used
[INFO] [stderr]   --> src/lib.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn process_square_case(input: u32, expected: u64) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `grains` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grains-34c8a9dbec36d8e5)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test four ... ok
[INFO] [stdout] test one ... ok
[INFO] [stdout] test returns_the_total_number_of_grains_on_the_board ... ok
[INFO] [stdout] test sixteen ... ok
[INFO] [stdout] test sixty_four ... ok
[INFO] [stdout] test three ... ok
[INFO] [stdout] test thirty_two ... ok
[INFO] [stdout] test two ... ok
[INFO] [stdout] test square_0_raises_an_exception - should panic ... ok
[INFO] [stdout] test square_greater_than_64_raises_an_exception - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grains-6051f116146cbdc8)
[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] [stderr]    Doc-tests grains
[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" "52392da5ac36fd5b3cf8baa42e8fd62f93eeebf55d08bd021b93782a7cbeb09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52392da5ac36fd5b3cf8baa42e8fd62f93eeebf55d08bd021b93782a7cbeb09c", kill_on_drop: false }`
[INFO] [stdout] 52392da5ac36fd5b3cf8baa42e8fd62f93eeebf55d08bd021b93782a7cbeb09c