[INFO] cloning repository https://github.com/azenntoyuchi/rust-lifegame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azenntoyuchi/rust-lifegame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazenntoyuchi%2Frust-lifegame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazenntoyuchi%2Frust-lifegame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc0ff7588e71f85b73db39420f23f0fe2a31cf94
[INFO] checking azenntoyuchi/rust-lifegame against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazenntoyuchi%2Frust-lifegame" "/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/azenntoyuchi/rust-lifegame on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azenntoyuchi/rust-lifegame
[INFO] finished tweaking git repo https://github.com/azenntoyuchi/rust-lifegame
[INFO] tweaked toml for git repo https://github.com/azenntoyuchi/rust-lifegame written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/azenntoyuchi/rust-lifegame already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 389fffb30adafb437860d038e0d19b0a18b1b12c574fc5cae59bd3a4f934100e
[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" "389fffb30adafb437860d038e0d19b0a18b1b12c574fc5cae59bd3a4f934100e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "389fffb30adafb437860d038e0d19b0a18b1b12c574fc5cae59bd3a4f934100e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389fffb30adafb437860d038e0d19b0a18b1b12c574fc5cae59bd3a4f934100e", kill_on_drop: false }`
[INFO] [stdout] 389fffb30adafb437860d038e0d19b0a18b1b12c574fc5cae59bd3a4f934100e
[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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bc3f6d6c8bb9d3a1ae042e99a91d529c94beda68129e996a58217d4dd2fc7e3
[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" "5bc3f6d6c8bb9d3a1ae042e99a91d529c94beda68129e996a58217d4dd2fc7e3", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-lifegame v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/count.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |         if(0 <= new_x && new_x < field[0].len() as i32 && 0 <= new_y && new_y < field.len() as i32){
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/count.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |         if(0 <= new_x && new_x < field[0].len() as i32 && 0 <= new_y && new_y < field.len() as i32){
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "5bc3f6d6c8bb9d3a1ae042e99a91d529c94beda68129e996a58217d4dd2fc7e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc3f6d6c8bb9d3a1ae042e99a91d529c94beda68129e996a58217d4dd2fc7e3", kill_on_drop: false }`
[INFO] [stdout] 5bc3f6d6c8bb9d3a1ae042e99a91d529c94beda68129e996a58217d4dd2fc7e3