[INFO] fetching crate evco 0.2.1...
[INFO] checking evco-0.2.1 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate evco 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate evco 0.2.1 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evco 0.2.1
[INFO] finished tweaking crates.io crate evco 0.2.1
[INFO] tweaked toml for crates.io crate evco 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69cefdb7979d28cdf627669b6b1d47a899b3ed234ac8b95c03bf2cf322d0b31a
[INFO] running `Command { std: "docker" "start" "-a" "69cefdb7979d28cdf627669b6b1d47a899b3ed234ac8b95c03bf2cf322d0b31a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69cefdb7979d28cdf627669b6b1d47a899b3ed234ac8b95c03bf2cf322d0b31a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69cefdb7979d28cdf627669b6b1d47a899b3ed234ac8b95c03bf2cf322d0b31a", kill_on_drop: false }`
[INFO] [stdout] 69cefdb7979d28cdf627669b6b1d47a899b3ed234ac8b95c03bf2cf322d0b31a
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfb562c4231921797a3a4b99e5315a46bfa14c93295aee0003cf83f656e87d5f
[INFO] running `Command { std: "docker" "start" "-a" "dfb562c4231921797a3a4b99e5315a46bfa14c93295aee0003cf83f656e87d5f", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking evco v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> examples/snake.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | /         (cell_in_direction.x < 0 || cell_in_direction.y < 0 ||
[INFO] [stdout] 132 | |          cell_in_direction.x >= self.size.x || cell_in_direction.y >= self.size.y ||
[INFO] [stdout] 133 | |          self.snake.contains(&cell_in_direction))
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 |         cell_in_direction.x < 0 || cell_in_direction.y < 0 ||
[INFO] [stdout] 132 |          cell_in_direction.x >= self.size.x || cell_in_direction.y >= self.size.y ||
[INFO] [stdout] 133 |          self.snake.contains(&cell_in_direction)
[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 1.79s
[INFO] running `Command { std: "docker" "inspect" "dfb562c4231921797a3a4b99e5315a46bfa14c93295aee0003cf83f656e87d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb562c4231921797a3a4b99e5315a46bfa14c93295aee0003cf83f656e87d5f", kill_on_drop: false }`
[INFO] [stdout] dfb562c4231921797a3a4b99e5315a46bfa14c93295aee0003cf83f656e87d5f