[INFO] cloning repository https://github.com/luckylat/Rust-LifeGame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luckylat/Rust-LifeGame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckylat%2FRust-LifeGame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckylat%2FRust-LifeGame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eda581d81572d7e3dbc16f409be7dff3d8551a2e
[INFO] testing luckylat/Rust-LifeGame against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckylat%2FRust-LifeGame" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luckylat/Rust-LifeGame on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luckylat/Rust-LifeGame
[INFO] finished tweaking git repo https://github.com/luckylat/Rust-LifeGame
[INFO] tweaked toml for git repo https://github.com/luckylat/Rust-LifeGame written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/luckylat/Rust-LifeGame already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 624c70dd0fc8816781c9023945ecc19b5a25746c364d834a7090972f84f918cb
[INFO] running `Command { std: "docker" "start" "-a" "624c70dd0fc8816781c9023945ecc19b5a25746c364d834a7090972f84f918cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "624c70dd0fc8816781c9023945ecc19b5a25746c364d834a7090972f84f918cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624c70dd0fc8816781c9023945ecc19b5a25746c364d834a7090972f84f918cb", kill_on_drop: false }`
[INFO] [stdout] 624c70dd0fc8816781c9023945ecc19b5a25746c364d834a7090972f84f918cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1e5707468e1c03e534a22597615d6678d3ce3cba6426959b117996f887b3683
[INFO] running `Command { std: "docker" "start" "-a" "e1e5707468e1c03e534a22597615d6678d3ce3cba6426959b117996f887b3683", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling life-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/life.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `dist` should have an upper case name
[INFO] [stdout]  --> src/life.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | static dist: [[i32; 2]; 8] = [
[INFO] [stdout]   |        ^^^^ help: convert the identifier to upper case: `DIST`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "e1e5707468e1c03e534a22597615d6678d3ce3cba6426959b117996f887b3683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e5707468e1c03e534a22597615d6678d3ce3cba6426959b117996f887b3683", kill_on_drop: false }`
[INFO] [stdout] e1e5707468e1c03e534a22597615d6678d3ce3cba6426959b117996f887b3683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9b75dad80d5e3d7e96ccd1f88ea745ccacbef6c248ec0f6f24b5d123b90a285
[INFO] running `Command { std: "docker" "start" "-a" "c9b75dad80d5e3d7e96ccd1f88ea745ccacbef6c248ec0f6f24b5d123b90a285", kill_on_drop: false }`
[INFO] [stderr]    Compiling life-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/life.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `dist` should have an upper case name
[INFO] [stdout]  --> src/life.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | static dist: [[i32; 2]; 8] = [
[INFO] [stdout]   |        ^^^^ help: convert the identifier to upper case: `DIST`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "c9b75dad80d5e3d7e96ccd1f88ea745ccacbef6c248ec0f6f24b5d123b90a285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b75dad80d5e3d7e96ccd1f88ea745ccacbef6c248ec0f6f24b5d123b90a285", kill_on_drop: false }`
[INFO] [stdout] c9b75dad80d5e3d7e96ccd1f88ea745ccacbef6c248ec0f6f24b5d123b90a285
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9f72a09de50078dadac1de9804361c727854e6a6c44b2223f6df8ad7893f589
[INFO] running `Command { std: "docker" "start" "-a" "d9f72a09de50078dadac1de9804361c727854e6a6c44b2223f6df8ad7893f589", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:1:11
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1 | use std::{thread, time};
[INFO] [stdout] 
[INFO] [stderr]   |           ^^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/life.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `dist` should have an upper case name
[INFO] [stderr]  --> src/life.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | static dist: [[i32; 2]; 8] = [
[INFO] [stderr]   |        ^^^^ help: convert the identifier to upper case: `DIST`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `life-game` (bin "life-game" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/life_game-b1f4e18fa5ae0342)
[INFO] running `Command { std: "docker" "inspect" "d9f72a09de50078dadac1de9804361c727854e6a6c44b2223f6df8ad7893f589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f72a09de50078dadac1de9804361c727854e6a6c44b2223f6df8ad7893f589", kill_on_drop: false }`
[INFO] [stdout] d9f72a09de50078dadac1de9804361c727854e6a6c44b2223f6df8ad7893f589