[INFO] updating cached repository https://github.com/mhazoglou/conway_game_of_life
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2996b3d9bac771eab1b40aac7575ff847202d7e2
[INFO] testing mhazoglou/conway_game_of_life against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhazoglou%2Fconway_game_of_life" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhazoglou/conway_game_of_life on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mhazoglou/conway_game_of_life
[INFO] finished tweaking git repo https://github.com/mhazoglou/conway_game_of_life
[INFO] tweaked toml for git repo https://github.com/mhazoglou/conway_game_of_life written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mhazoglou/conway_game_of_life already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f17d83e8ded5caf282e0a2cab88b3f2f88c12b4db8a84146b06a55e2c1d7361f
[INFO] running `"docker" "start" "-a" "f17d83e8ded5caf282e0a2cab88b3f2f88c12b4db8a84146b06a55e2c1d7361f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling conway_game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `set_state`
[INFO] [stderr]    --> src/conway.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 |     pub fn set_state(&self, new_state: &[u8]) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `eat_state`
[INFO] [stderr]    --> src/conway.rs:154:12
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn eat_state(&self, new_state: Vec<u8>) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `"docker" "inspect" "f17d83e8ded5caf282e0a2cab88b3f2f88c12b4db8a84146b06a55e2c1d7361f"`
[INFO] running `"docker" "rm" "-f" "f17d83e8ded5caf282e0a2cab88b3f2f88c12b4db8a84146b06a55e2c1d7361f"`
[INFO] [stdout] f17d83e8ded5caf282e0a2cab88b3f2f88c12b4db8a84146b06a55e2c1d7361f
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] d4c8827447123af7efa1976ed98d72e8ada7ec7d2910b58325e979ce5d373490
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d4c8827447123af7efa1976ed98d72e8ada7ec7d2910b58325e979ce5d373490"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling conway_game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "d4c8827447123af7efa1976ed98d72e8ada7ec7d2910b58325e979ce5d373490"`
[INFO] running `"docker" "rm" "-f" "d4c8827447123af7efa1976ed98d72e8ada7ec7d2910b58325e979ce5d373490"`
[INFO] [stdout] d4c8827447123af7efa1976ed98d72e8ada7ec7d2910b58325e979ce5d373490
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f4d7c365f5eb70173f0265143f52b0b8b19b7c04973e8a212ff5a03f7ff13d72
[INFO] running `"docker" "start" "-a" "f4d7c365f5eb70173f0265143f52b0b8b19b7c04973e8a212ff5a03f7ff13d72"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/conway_game_of_life-972fe5a33281f4c8
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test conway::tests::test_glider ... ok
[INFO] [stdout] test conway::tests::test_set_state ... ok
[INFO] [stdout] test conway::tests::test_new_zero_size_width_and_height ... ok
[INFO] [stdout] test conway::tests::test_new_zero_size_height ... ok
[INFO] [stdout] test conway::tests::test_new_zero_size_width ... ok
[INFO] [stdout] test conway::tests::test_set_state_invalid_state ... ok
[INFO] [stdout] test conway::tests::test_set_state_incorrect_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f4d7c365f5eb70173f0265143f52b0b8b19b7c04973e8a212ff5a03f7ff13d72"`
[INFO] running `"docker" "rm" "-f" "f4d7c365f5eb70173f0265143f52b0b8b19b7c04973e8a212ff5a03f7ff13d72"`
[INFO] [stdout] f4d7c365f5eb70173f0265143f52b0b8b19b7c04973e8a212ff5a03f7ff13d72