[INFO] cloning repository https://github.com/luontola/rust-game-of-life
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luontola/rust-game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluontola%2Frust-game-of-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluontola%2Frust-game-of-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45914d15bc85de076376d0bc9b459962cc301438
[INFO] testing luontola/rust-game-of-life against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluontola%2Frust-game-of-life" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luontola/rust-game-of-life on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luontola/rust-game-of-life
[INFO] finished tweaking git repo https://github.com/luontola/rust-game-of-life
[INFO] tweaked toml for git repo https://github.com/luontola/rust-game-of-life written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/luontola/rust-game-of-life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea73059187e2e34df35354fad48a26a25517dd569e84c259a4bb587da317f1b2
[INFO] running `Command { std: "docker" "start" "-a" "ea73059187e2e34df35354fad48a26a25517dd569e84c259a4bb587da317f1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea73059187e2e34df35354fad48a26a25517dd569e84c259a4bb587da317f1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea73059187e2e34df35354fad48a26a25517dd569e84c259a4bb587da317f1b2", kill_on_drop: false }`
[INFO] [stdout] ea73059187e2e34df35354fad48a26a25517dd569e84c259a4bb587da317f1b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94512c66eb4c457539750559082b56d3a623fcaacf4e2333fe79c2854b7249e4
[INFO] running `Command { std: "docker" "start" "-a" "94512c66eb4c457539750559082b56d3a623fcaacf4e2333fe79c2854b7249e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `neighbours`
[INFO] [stdout]   --> src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn neighbours( cell: Cell ) -> Vec<Cell> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `next_generation`
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn next_generation( alive_cells: &HashSet<Cell> ) -> HashSet<Cell> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94512c66eb4c457539750559082b56d3a623fcaacf4e2333fe79c2854b7249e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94512c66eb4c457539750559082b56d3a623fcaacf4e2333fe79c2854b7249e4", kill_on_drop: false }`
[INFO] [stdout] 94512c66eb4c457539750559082b56d3a623fcaacf4e2333fe79c2854b7249e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b354795a117c17b51699b5031c386538b7787c8f57e60bf08dc008c64ddeeb37
[INFO] running `Command { std: "docker" "start" "-a" "b354795a117c17b51699b5031c386538b7787c8f57e60bf08dc008c64ddeeb37", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `test_next_generation_blinker`
[INFO] [stdout]   --> src/main.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn test_next_generation_blinker() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b354795a117c17b51699b5031c386538b7787c8f57e60bf08dc008c64ddeeb37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b354795a117c17b51699b5031c386538b7787c8f57e60bf08dc008c64ddeeb37", kill_on_drop: false }`
[INFO] [stdout] b354795a117c17b51699b5031c386538b7787c8f57e60bf08dc008c64ddeeb37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 082b0e8afae7f1d4098daf69fdb7af49bb15235604cefec5c337c2e76ff857ff
[INFO] running `Command { std: "docker" "start" "-a" "082b0e8afae7f1d4098daf69fdb7af49bb15235604cefec5c337c2e76ff857ff", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `test_next_generation_blinker`
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/main.rs:72:8
[INFO] [stdout] test tests::test_cell_equality ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::test_next_generation_square ... ok
[INFO] [stderr] 72 |     fn test_next_generation_blinker() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-game-of-life` (bin "rust-game-of-life" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_game_of_life-fd6e35acdb8dd2db)
[INFO] [stdout] test tests::test_cell_neighbours ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "082b0e8afae7f1d4098daf69fdb7af49bb15235604cefec5c337c2e76ff857ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082b0e8afae7f1d4098daf69fdb7af49bb15235604cefec5c337c2e76ff857ff", kill_on_drop: false }`
[INFO] [stdout] 082b0e8afae7f1d4098daf69fdb7af49bb15235604cefec5c337c2e76ff857ff