[INFO] cloning repository https://github.com/smeag0l/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/smeag0l/rust-game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmeag0l%2Frust-game-of-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmeag0l%2Frust-game-of-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bf1f4d87ef575900ea09798defb4325d57095b5
[INFO] testing smeag0l/rust-game-of-life against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmeag0l%2Frust-game-of-life" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smeag0l/rust-game-of-life on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smeag0l/rust-game-of-life
[INFO] finished tweaking git repo https://github.com/smeag0l/rust-game-of-life
[INFO] tweaked toml for git repo https://github.com/smeag0l/rust-game-of-life written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/smeag0l/rust-game-of-life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 150c1798b1474cc025e57ec0db427f914d81bd13e005c8f5d6c3591db632763c
[INFO] running `Command { std: "docker" "start" "-a" "150c1798b1474cc025e57ec0db427f914d81bd13e005c8f5d6c3591db632763c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "150c1798b1474cc025e57ec0db427f914d81bd13e005c8f5d6c3591db632763c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150c1798b1474cc025e57ec0db427f914d81bd13e005c8f5d6c3591db632763c", kill_on_drop: false }`
[INFO] [stdout] 150c1798b1474cc025e57ec0db427f914d81bd13e005c8f5d6c3591db632763c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21a2322fa61d340771848b4d72d36763ba078d74863c720c422fc9731ebb34f4
[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" "21a2322fa61d340771848b4d72d36763ba078d74863c720c422fc9731ebb34f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `Command { std: "docker" "inspect" "21a2322fa61d340771848b4d72d36763ba078d74863c720c422fc9731ebb34f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a2322fa61d340771848b4d72d36763ba078d74863c720c422fc9731ebb34f4", kill_on_drop: false }`
[INFO] [stdout] 21a2322fa61d340771848b4d72d36763ba078d74863c720c422fc9731ebb34f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] c0fdfd2d78299d764df8b190c76070bccdf04dee1ee65b7514f696b307e91345
[INFO] running `Command { std: "docker" "start" "-a" "c0fdfd2d78299d764df8b190c76070bccdf04dee1ee65b7514f696b307e91345", kill_on_drop: false }`
[INFO] [stderr]    Compiling game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "c0fdfd2d78299d764df8b190c76070bccdf04dee1ee65b7514f696b307e91345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0fdfd2d78299d764df8b190c76070bccdf04dee1ee65b7514f696b307e91345", kill_on_drop: false }`
[INFO] [stdout] c0fdfd2d78299d764df8b190c76070bccdf04dee1ee65b7514f696b307e91345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82386196d7bcd56d971c66f9a0a3ba8d31909f76571dc4113bbf7aa9ce93058f
[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" "82386196d7bcd56d971c66f9a0a3ba8d31909f76571dc4113bbf7aa9ce93058f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/game_of_life-068ee7aa9e8de0a2
[INFO] [stdout] test tests::test_update_four_neighbours ... ok
[INFO] [stdout] test tests::test_update_one_neighbour ... ok
[INFO] [stdout] test tests::test_update_three_neighbours ... ok
[INFO] [stdout] test tests::test_update_no_neighbours ... ok
[INFO] [stdout] test tests::test_update_two_neighbours ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82386196d7bcd56d971c66f9a0a3ba8d31909f76571dc4113bbf7aa9ce93058f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82386196d7bcd56d971c66f9a0a3ba8d31909f76571dc4113bbf7aa9ce93058f", kill_on_drop: false }`
[INFO] [stdout] 82386196d7bcd56d971c66f9a0a3ba8d31909f76571dc4113bbf7aa9ce93058f