[INFO] updating cached repository https://github.com/mhazoglou/conway_game_of_life
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2996b3d9bac771eab1b40aac7575ff847202d7e2
[INFO] testing mhazoglou/conway_game_of_life against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhazoglou%2Fconway_game_of_life" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhazoglou/conway_game_of_life on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-13/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b324165406a9012e68237ced7016fb551e4c4f4b2c44dd406df12e0ae7dde692
[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" "b324165406a9012e68237ced7016fb551e4c4f4b2c44dd406df12e0ae7dde692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b324165406a9012e68237ced7016fb551e4c4f4b2c44dd406df12e0ae7dde692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b324165406a9012e68237ced7016fb551e4c4f4b2c44dd406df12e0ae7dde692", kill_on_drop: false }`
[INFO] [stdout] b324165406a9012e68237ced7016fb551e4c4f4b2c44dd406df12e0ae7dde692
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38f79d2e633f07e39b9c1ac91493944f2d42e9a1f90c60dfff326c2bd60f6d0d
[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" "38f79d2e633f07e39b9c1ac91493944f2d42e9a1f90c60dfff326c2bd60f6d0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[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 c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling conway_game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_state`
[INFO] [stdout]    --> src/conway.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn set_state(&self, new_state: &[u8]) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eat_state`
[INFO] [stdout]    --> src/conway.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn eat_state(&self, new_state: Vec<u8>) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "38f79d2e633f07e39b9c1ac91493944f2d42e9a1f90c60dfff326c2bd60f6d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f79d2e633f07e39b9c1ac91493944f2d42e9a1f90c60dfff326c2bd60f6d0d", kill_on_drop: false }`
[INFO] [stdout] 38f79d2e633f07e39b9c1ac91493944f2d42e9a1f90c60dfff326c2bd60f6d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f31ce44ae51c58e763b6b73867210dffe731e548139d2fc9c9c15d516b5ec7d1
[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" "f31ce44ae51c58e763b6b73867210dffe731e548139d2fc9c9c15d516b5ec7d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling conway_game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "f31ce44ae51c58e763b6b73867210dffe731e548139d2fc9c9c15d516b5ec7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31ce44ae51c58e763b6b73867210dffe731e548139d2fc9c9c15d516b5ec7d1", kill_on_drop: false }`
[INFO] [stdout] f31ce44ae51c58e763b6b73867210dffe731e548139d2fc9c9c15d516b5ec7d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42d84ea8cd5fa76c1922251f83b93bd93a1ddfb1c6ffe16bb060b143d43259e4
[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" "42d84ea8cd5fa76c1922251f83b93bd93a1ddfb1c6ffe16bb060b143d43259e4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/conway_game_of_life-84a8dd02dbb6d094
[INFO] [stdout] running 7 tests
[INFO] [stdout] test conway::tests::test_set_state ... ok
[INFO] [stdout] test conway::tests::test_glider ... ok
[INFO] [stdout] test conway::tests::test_set_state_incorrect_size ... ok
[INFO] [stdout] test conway::tests::test_new_zero_size_width_and_height ... ok
[INFO] [stdout] test conway::tests::test_set_state_invalid_state ... ok
[INFO] [stdout] test conway::tests::test_new_zero_size_width ... ok
[INFO] [stdout] test conway::tests::test_new_zero_size_height ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42d84ea8cd5fa76c1922251f83b93bd93a1ddfb1c6ffe16bb060b143d43259e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d84ea8cd5fa76c1922251f83b93bd93a1ddfb1c6ffe16bb060b143d43259e4", kill_on_drop: false }`
[INFO] [stdout] 42d84ea8cd5fa76c1922251f83b93bd93a1ddfb1c6ffe16bb060b143d43259e4