[INFO] cloning repository https://github.com/coolshaurya/chinese_checkers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coolshaurya/chinese_checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoolshaurya%2Fchinese_checkers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoolshaurya%2Fchinese_checkers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c295486a19322be1ac51d1e9212c9566fcfea81d
[INFO] checking coolshaurya/chinese_checkers against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoolshaurya%2Fchinese_checkers" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coolshaurya/chinese_checkers on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coolshaurya/chinese_checkers
[INFO] finished tweaking git repo https://github.com/coolshaurya/chinese_checkers
[INFO] tweaked toml for git repo https://github.com/coolshaurya/chinese_checkers written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/coolshaurya/chinese_checkers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2338f2078aa11327fbe5b0f7d4f9e8746855193b0424cc84f5dc849ab628992b
[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" "2338f2078aa11327fbe5b0f7d4f9e8746855193b0424cc84f5dc849ab628992b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2338f2078aa11327fbe5b0f7d4f9e8746855193b0424cc84f5dc849ab628992b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2338f2078aa11327fbe5b0f7d4f9e8746855193b0424cc84f5dc849ab628992b", kill_on_drop: false }`
[INFO] [stdout] 2338f2078aa11327fbe5b0f7d4f9e8746855193b0424cc84f5dc849ab628992b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aba850ce90a0957024dfa7e7c7bb755efd7237d11e15b5edb83dd459af4e9d47
[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" "aba850ce90a0957024dfa7e7c7bb755efd7237d11e15b5edb83dd459af4e9d47", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling cc v1.0.54
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[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking instant v0.1.4
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling coffee v0.4.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
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[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking draw_state v0.8.0
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[INFO] [stderr]     Checking generic-array v0.12.3
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[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
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[INFO] [stderr]     Checking alga v0.9.3
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[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
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[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rayon v1.3.0
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[INFO] [stderr]     Checking glyph_brush_layout v0.1.9
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[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking glyph_brush v0.6.3
[INFO] [stderr]     Checking gilrs-core v0.2.6
[INFO] [stderr]     Checking glyph_brush v0.5.4
[INFO] [stderr]     Checking euclid v0.19.9
[INFO] [stderr]     Checking gfx_glyph v0.15.0
[INFO] [stderr]     Checking gilrs v0.7.4
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking lyon_geom v0.12.7
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking lyon_path v0.13.2
[INFO] [stderr]     Checking lyon_tessellation v0.13.5
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking glutin v0.24.1
[INFO] [stderr]     Checking chinese_checkers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `forward`
[INFO] [stdout]   --> src/board.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn forward(self) -> Self {
[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: `forward`
[INFO] [stdout]   --> src/board.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn forward(self) -> Self {
[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: `opposite`
[INFO] [stdout]   --> src/board.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn opposite(self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/board.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn is_empty(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `opposite`
[INFO] [stdout]   --> src/board.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn opposite(self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/board.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn is_full(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/board.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn is_empty(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/board.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn is_full(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_player`
[INFO] [stdout]    --> src/board.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 |     pub fn remove_player(&mut self, coord: HexCoord) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_player`
[INFO] [stdout]    --> src/board.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 |     pub fn remove_player(&mut self, coord: HexCoord) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "aba850ce90a0957024dfa7e7c7bb755efd7237d11e15b5edb83dd459af4e9d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba850ce90a0957024dfa7e7c7bb755efd7237d11e15b5edb83dd459af4e9d47", kill_on_drop: false }`
[INFO] [stdout] aba850ce90a0957024dfa7e7c7bb755efd7237d11e15b5edb83dd459af4e9d47