[INFO] cloning repository https://github.com/jukeks/conway-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jukeks/conway-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjukeks%2Fconway-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjukeks%2Fconway-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98480cfadc6aa61345bff5e8ae7565682b8513d7
[INFO] testing jukeks/conway-rs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjukeks%2Fconway-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jukeks/conway-rs 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/jukeks/conway-rs
[INFO] finished tweaking git repo https://github.com/jukeks/conway-rs
[INFO] tweaked toml for git repo https://github.com/jukeks/conway-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jukeks/conway-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 4487274c060606815cbedf8e9afd3cb5c6f7ff0a26f1639b9d43b8dcf19b2a9c
[INFO] running `Command { std: "docker" "start" "-a" "4487274c060606815cbedf8e9afd3cb5c6f7ff0a26f1639b9d43b8dcf19b2a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4487274c060606815cbedf8e9afd3cb5c6f7ff0a26f1639b9d43b8dcf19b2a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4487274c060606815cbedf8e9afd3cb5c6f7ff0a26f1639b9d43b8dcf19b2a9c", kill_on_drop: false }`
[INFO] [stdout] 4487274c060606815cbedf8e9afd3cb5c6f7ff0a26f1639b9d43b8dcf19b2a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 66d58137b96f8eef5b3c401e6a9a4a5252412011c80ac6e6cfdb8197dba96432
[INFO] running `Command { std: "docker" "start" "-a" "66d58137b96f8eef5b3c401e6a9a4a5252412011c80ac6e6cfdb8197dba96432", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling minifb v0.15.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling ctrlc v3.1.3
[INFO] [stderr]    Compiling conway-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/conway.rs:75:33
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn update(&mut self) -> (bool) {
[INFO] [stdout]    |                                 ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.41s
[INFO] running `Command { std: "docker" "inspect" "66d58137b96f8eef5b3c401e6a9a4a5252412011c80ac6e6cfdb8197dba96432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d58137b96f8eef5b3c401e6a9a4a5252412011c80ac6e6cfdb8197dba96432", kill_on_drop: false }`
[INFO] [stdout] 66d58137b96f8eef5b3c401e6a9a4a5252412011c80ac6e6cfdb8197dba96432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bba51174b6acb73c1dfd051e6a9fd3f4d02d5bfe089128fd44dfd45114a9777
[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" "1bba51174b6acb73c1dfd051e6a9fd3f4d02d5bfe089128fd44dfd45114a9777", kill_on_drop: false }`
[INFO] [stderr]    Compiling conway-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/conway.rs:75:33
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn update(&mut self) -> (bool) {
[INFO] [stdout]    |                                 ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "1bba51174b6acb73c1dfd051e6a9fd3f4d02d5bfe089128fd44dfd45114a9777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bba51174b6acb73c1dfd051e6a9fd3f4d02d5bfe089128fd44dfd45114a9777", kill_on_drop: false }`
[INFO] [stdout] 1bba51174b6acb73c1dfd051e6a9fd3f4d02d5bfe089128fd44dfd45114a9777
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6949c9521871bb9e419f978fe787349b4f7095dacf85cbe04e23f9171f7d20f7
[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" "6949c9521871bb9e419f978fe787349b4f7095dacf85cbe04e23f9171f7d20f7", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/conway.rs:75:33
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn update(&mut self) -> (bool) {
[INFO] [stderr]    |                                 ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/conway_rs-689cbfbe763c3280
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test conway::tests::test_neighbors ... ok
[INFO] [stdout] test conway::tests::test_underpopulation ... ok
[INFO] [stdout] test conway::tests::test_stable ... ok
[INFO] [stdout] test tests::test_parse_size ... ok
[INFO] [stdout] test conway::tests::test_reproduction ... ok
[INFO] [stdout] test conway::tests::test_overpopulation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6949c9521871bb9e419f978fe787349b4f7095dacf85cbe04e23f9171f7d20f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6949c9521871bb9e419f978fe787349b4f7095dacf85cbe04e23f9171f7d20f7", kill_on_drop: false }`
[INFO] [stdout] 6949c9521871bb9e419f978fe787349b4f7095dacf85cbe04e23f9171f7d20f7