[INFO] cloning repository https://github.com/Chroniaro/PerfectTurtleRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chroniaro/PerfectTurtleRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChroniaro%2FPerfectTurtleRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChroniaro%2FPerfectTurtleRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e54b8a062b830fcddb33605b06ddb5c0944f25e4
[INFO] checking Chroniaro/PerfectTurtleRust against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChroniaro%2FPerfectTurtleRust" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Chroniaro/PerfectTurtleRust on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Chroniaro/PerfectTurtleRust
[INFO] finished tweaking git repo https://github.com/Chroniaro/PerfectTurtleRust
[INFO] tweaked toml for git repo https://github.com/Chroniaro/PerfectTurtleRust written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Chroniaro/PerfectTurtleRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d319171e3e5a4bab70c810e0b0d53e47b6a88cdd31de3a0b49578800ec2b6a2b
[INFO] running `Command { std: "docker" "start" "-a" "d319171e3e5a4bab70c810e0b0d53e47b6a88cdd31de3a0b49578800ec2b6a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d319171e3e5a4bab70c810e0b0d53e47b6a88cdd31de3a0b49578800ec2b6a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d319171e3e5a4bab70c810e0b0d53e47b6a88cdd31de3a0b49578800ec2b6a2b", kill_on_drop: false }`
[INFO] [stdout] d319171e3e5a4bab70c810e0b0d53e47b6a88cdd31de3a0b49578800ec2b6a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a248198189bd2d9e7525984349c2290020c4698052bf0afc1f9cd84964324b3d
[INFO] running `Command { std: "docker" "start" "-a" "a248198189bd2d9e7525984349c2290020c4698052bf0afc1f9cd84964324b3d", kill_on_drop: false }`
[INFO] [stderr]     Checking turtle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new_strict`
[INFO] [stdout]   --> src/turtle_board.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn new_strict() -> TurtleBoard {
[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: `contains_vertical_line`
[INFO] [stdout]    --> src/turtle_board.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn contains_vertical_line(&self, x: i32, ys: Range<i32>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains_horizontal_line`
[INFO] [stdout]    --> src/turtle_board.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn contains_horizontal_line(&self, xs: Range<i32>, y: i32) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "a248198189bd2d9e7525984349c2290020c4698052bf0afc1f9cd84964324b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a248198189bd2d9e7525984349c2290020c4698052bf0afc1f9cd84964324b3d", kill_on_drop: false }`
[INFO] [stdout] a248198189bd2d9e7525984349c2290020c4698052bf0afc1f9cd84964324b3d