[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 beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjukeks%2Fconway-rs" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jukeks/conway-rs on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-90/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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minifb v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c468e6cfe3156dac911e91de51b1c22f2f861090b3ff7c1425cbfe7fb3fe8d62
[INFO] running `Command { std: "docker" "start" "-a" "c468e6cfe3156dac911e91de51b1c22f2f861090b3ff7c1425cbfe7fb3fe8d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c468e6cfe3156dac911e91de51b1c22f2f861090b3ff7c1425cbfe7fb3fe8d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c468e6cfe3156dac911e91de51b1c22f2f861090b3ff7c1425cbfe7fb3fe8d62", kill_on_drop: false }`
[INFO] [stdout] c468e6cfe3156dac911e91de51b1c22f2f861090b3ff7c1425cbfe7fb3fe8d62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42a765123209df93fd330220eecbf4d5a3348a44067993596a65e4b3e033ba4f
[INFO] running `Command { std: "docker" "start" "-a" "42a765123209df93fd330220eecbf4d5a3348a44067993596a65e4b3e033ba4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling minifb v0.15.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling clap v2.33.0
[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 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]    |                                 ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -     pub fn update(&mut self) -> (bool) {
[INFO] [stdout] 75 +     pub fn update(&mut self) -> bool {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.18s
[INFO] running `Command { std: "docker" "inspect" "42a765123209df93fd330220eecbf4d5a3348a44067993596a65e4b3e033ba4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a765123209df93fd330220eecbf4d5a3348a44067993596a65e4b3e033ba4f", kill_on_drop: false }`
[INFO] [stdout] 42a765123209df93fd330220eecbf4d5a3348a44067993596a65e4b3e033ba4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f99bf6f5c0ab45cf511662d7055e1492b91e36a67c2340d032af52706949d16
[INFO] running `Command { std: "docker" "start" "-a" "1f99bf6f5c0ab45cf511662d7055e1492b91e36a67c2340d032af52706949d16", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]    |                                 ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -     pub fn update(&mut self) -> (bool) {
[INFO] [stdout] 75 +     pub fn update(&mut self) -> bool {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "1f99bf6f5c0ab45cf511662d7055e1492b91e36a67c2340d032af52706949d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f99bf6f5c0ab45cf511662d7055e1492b91e36a67c2340d032af52706949d16", kill_on_drop: false }`
[INFO] [stdout] 1f99bf6f5c0ab45cf511662d7055e1492b91e36a67c2340d032af52706949d16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61d13b91b49c9dab6895f8670a7a504754e3a6d2f50b95389845c4d7dc6a2a1f
[INFO] running `Command { std: "docker" "start" "-a" "61d13b91b49c9dab6895f8670a7a504754e3a6d2f50b95389845c4d7dc6a2a1f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]    |                                 ^    ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 75 -     pub fn update(&mut self) -> (bool) {
[INFO] [stderr] 75 +     pub fn update(&mut self) -> bool {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `conway-rs` (bin "conway-rs" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/conway_rs-42b59a08d6271b5d)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test conway::tests::test_neighbors ... ok
[INFO] [stdout] test conway::tests::test_overpopulation ... ok
[INFO] [stdout] test conway::tests::test_reproduction ... ok
[INFO] [stdout] test conway::tests::test_stable ... ok
[INFO] [stdout] test conway::tests::test_underpopulation ... ok
[INFO] [stdout] test tests::test_parse_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61d13b91b49c9dab6895f8670a7a504754e3a6d2f50b95389845c4d7dc6a2a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d13b91b49c9dab6895f8670a7a504754e3a6d2f50b95389845c4d7dc6a2a1f", kill_on_drop: false }`
[INFO] [stdout] 61d13b91b49c9dab6895f8670a7a504754e3a6d2f50b95389845c4d7dc6a2a1f