[INFO] cloning repository https://github.com/eggmund/langtons_ant
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eggmund/langtons_ant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feggmund%2Flangtons_ant", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feggmund%2Flangtons_ant'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcb09442d56b83130fa17b59a8b24f1565d5077a
[INFO] testing eggmund/langtons_ant against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feggmund%2Flangtons_ant" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eggmund/langtons_ant on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eggmund/langtons_ant
[INFO] finished tweaking git repo https://github.com/eggmund/langtons_ant
[INFO] tweaked toml for git repo https://github.com/eggmund/langtons_ant written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/eggmund/langtons_ant already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gl_generator v0.13.0
[INFO] [stderr]   Downloaded blake2b_simd v0.5.6
[INFO] [stderr]   Downloaded winit v0.19.2
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[INFO] [stderr]   Downloaded wasm-bindgen v0.2.49
[INFO] [stderr]   Downloaded image v0.22.1
[INFO] [stderr]   Downloaded syn v1.0.2
[INFO] [stderr]   Downloaded glyph_brush_layout v0.1.7
[INFO] [stderr]   Downloaded quote v1.0.1
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1843bf2e8b4b1f21a9bd59a5778562ec35359d92793f7edae53b863404a890b8
[INFO] running `Command { std: "docker" "start" "-a" "1843bf2e8b4b1f21a9bd59a5778562ec35359d92793f7edae53b863404a890b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1843bf2e8b4b1f21a9bd59a5778562ec35359d92793f7edae53b863404a890b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1843bf2e8b4b1f21a9bd59a5778562ec35359d92793f7edae53b863404a890b8", kill_on_drop: false }`
[INFO] [stdout] 1843bf2e8b4b1f21a9bd59a5778562ec35359d92793f7edae53b863404a890b8
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e61a02755607dc1141a4056baede338e01016d66d872ed2cc9bcc73f905436e8
[INFO] running `Command { std: "docker" "start" "-a" "e61a02755607dc1141a4056baede338e01016d66d872ed2cc9bcc73f905436e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.2
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[INFO] [stderr]    Compiling maybe-uninit v2.0.0
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[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling nix v0.11.1
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[INFO] [stderr]    Compiling slice-deque v0.2.4
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[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling directories v2.0.2
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[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling nalgebra v0.18.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling minimp3 v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rusttype v0.7.7
[INFO] [stderr]    Compiling zip v0.5.3
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling glyph_brush_layout v0.1.7
[INFO] [stderr]    Compiling gilrs-core v0.2.3
[INFO] [stderr]    Compiling glyph_brush v0.5.3
[INFO] [stderr]    Compiling gilrs v0.7.2
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling euclid v0.19.9
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling lyon_geom v0.12.7
[INFO] [stderr]    Compiling winit v0.19.2
[INFO] [stderr]    Compiling image v0.22.1
[INFO] [stderr]    Compiling gfx_core v0.9.1
[INFO] [stderr]    Compiling lyon_path v0.13.2
[INFO] [stderr]    Compiling lyon_tessellation v0.13.5
[INFO] [stderr]    Compiling lyon_algorithms v0.13.4
[INFO] [stderr]    Compiling glutin v0.20.1
[INFO] [stderr]    Compiling lyon v0.13.5
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling gfx_device_gl v0.16.1
[INFO] [stderr]    Compiling gfx v0.18.1
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling gfx_window_glutin v0.30.0
[INFO] [stderr]    Compiling ggez v0.5.1
[INFO] [stderr]    Compiling rodio v0.9.0
[INFO] [stderr]    Compiling langtons_ant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cell_mesh`
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let cell_mesh = Mesh::new_rectangle(
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_mesh`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_degrees`
[INFO] [stdout]   --> src/ant.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn in_degrees(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STEP_PERIOD`
[INFO] [stdout]   --> src/main.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const STEP_PERIOD: f32 = 0.02;
[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 1m 31s
[INFO] running `Command { std: "docker" "inspect" "e61a02755607dc1141a4056baede338e01016d66d872ed2cc9bcc73f905436e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61a02755607dc1141a4056baede338e01016d66d872ed2cc9bcc73f905436e8", kill_on_drop: false }`
[INFO] [stdout] e61a02755607dc1141a4056baede338e01016d66d872ed2cc9bcc73f905436e8
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 136a9269b3ced3f80149d8124d9c7a3cb787ae054ade1c95918df9216ec62b86
[INFO] running `Command { std: "docker" "start" "-a" "136a9269b3ced3f80149d8124d9c7a3cb787ae054ade1c95918df9216ec62b86", kill_on_drop: false }`
[INFO] [stderr]    Compiling langtons_ant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cell_mesh`
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let cell_mesh = Mesh::new_rectangle(
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_mesh`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_degrees`
[INFO] [stdout]   --> src/ant.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn in_degrees(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STEP_PERIOD`
[INFO] [stdout]   --> src/main.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const STEP_PERIOD: f32 = 0.02;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "136a9269b3ced3f80149d8124d9c7a3cb787ae054ade1c95918df9216ec62b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "136a9269b3ced3f80149d8124d9c7a3cb787ae054ade1c95918df9216ec62b86", kill_on_drop: false }`
[INFO] [stdout] 136a9269b3ced3f80149d8124d9c7a3cb787ae054ade1c95918df9216ec62b86
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab3b87e1ce92fd2d47f19b078cda5f66064ac8733f4c63197f8dd335cce2472b
[INFO] running `Command { std: "docker" "start" "-a" "ab3b87e1ce92fd2d47f19b078cda5f66064ac8733f4c63197f8dd335cce2472b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `cell_mesh`
[INFO] [stderr]   --> src/main.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let cell_mesh = Mesh::new_rectangle(
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_mesh`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `in_degrees`
[INFO] [stderr]   --> src/ant.rs:94:12
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn in_degrees(&self) -> f32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `STEP_PERIOD`
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const STEP_PERIOD: f32 = 0.02;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/langtons_ant-2367fdde444990ca)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab3b87e1ce92fd2d47f19b078cda5f66064ac8733f4c63197f8dd335cce2472b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3b87e1ce92fd2d47f19b078cda5f66064ac8733f4c63197f8dd335cce2472b", kill_on_drop: false }`
[INFO] [stdout] ab3b87e1ce92fd2d47f19b078cda5f66064ac8733f4c63197f8dd335cce2472b