[INFO] cloning repository https://github.com/sisiwoniu/RustSnakeGameExample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sisiwoniu/RustSnakeGameExample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisiwoniu%2FRustSnakeGameExample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisiwoniu%2FRustSnakeGameExample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a312955186c69a3f4e9beb838ab0effa30352af9
[INFO] testing sisiwoniu/RustSnakeGameExample against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisiwoniu%2FRustSnakeGameExample" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sisiwoniu/RustSnakeGameExample on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sisiwoniu/RustSnakeGameExample
[INFO] finished tweaking git repo https://github.com/sisiwoniu/RustSnakeGameExample
[INFO] tweaked toml for git repo https://github.com/sisiwoniu/RustSnakeGameExample written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sisiwoniu/RustSnakeGameExample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee2ef3ae169fccec7d44cbf3b2f800b0077cc4563f49b9b9ec47336af9a7eef9
[INFO] running `Command { std: "docker" "start" "-a" "ee2ef3ae169fccec7d44cbf3b2f800b0077cc4563f49b9b9ec47336af9a7eef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee2ef3ae169fccec7d44cbf3b2f800b0077cc4563f49b9b9ec47336af9a7eef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2ef3ae169fccec7d44cbf3b2f800b0077cc4563f49b9b9ec47336af9a7eef9", kill_on_drop: false }`
[INFO] [stdout] ee2ef3ae169fccec7d44cbf3b2f800b0077cc4563f49b9b9ec47336af9a7eef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e78cbca75f8a6f3c7b182debaa725092a623c50856ab931c0a5322a926c9194
[INFO] running `Command { std: "docker" "start" "-a" "7e78cbca75f8a6f3c7b182debaa725092a623c50856ab931c0a5322a926c9194", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.3.2
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[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.4
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling shader_version v0.7.0
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[INFO] [stderr]    Compiling read_color v1.0.0
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[INFO] [stderr]    Compiling interpolation v0.2.0
[INFO] [stderr]    Compiling piston2d-graphics v0.41.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling gfx v0.18.2
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.4.0
[INFO] [stderr]    Compiling spin_sleep v1.0.0
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling wayland-egl v0.28.6
[INFO] [stderr]    Compiling piston-gfx_texture v0.41.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.74.0
[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.79.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling winit v0.24.0
[INFO] [stderr]    Compiling glutin v0.26.0
[INFO] [stderr]    Compiling pistoncore-input v1.0.1
[INFO] [stderr]    Compiling pistoncore-window v0.47.1
[INFO] [stderr]    Compiling pistoncore-event_loop v0.53.1
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.69.0
[INFO] [stderr]    Compiling piston v0.53.1
[INFO] [stderr]    Compiling piston_window v0.121.0
[INFO] [stderr]    Compiling Piston_Test_CurveExample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/app/hosting.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |             .draw(arg.viewport(), |c, gl| graphics::clear(COLOR, gl));
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Piston_Test_CurveExample` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `piston_test_curve_example`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `COLOR` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let COLOR: [f32; 4] = [0.1, 0.5, 0.2, 1.0];
[INFO] [stdout]    |             ^^^^^ help: convert the identifier to snake case: `color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inputDir` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn pressed(&mut self, inputDir: &Direction) {
[INFO] [stdout]    |                               ^^^^^^^^ help: convert the identifier to snake case: `input_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RED` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0];
[INFO] [stdout]    |             ^^^ help: convert the identifier to snake case: `red`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `new_Head` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut new_Head = (self.body.front().expect("snake ha no body")).clone();
[INFO] [stdout]    |                 ^^^^^^^^ help: convert the identifier to snake case: `new_head`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 09s
[INFO] running `Command { std: "docker" "inspect" "7e78cbca75f8a6f3c7b182debaa725092a623c50856ab931c0a5322a926c9194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e78cbca75f8a6f3c7b182debaa725092a623c50856ab931c0a5322a926c9194", kill_on_drop: false }`
[INFO] [stdout] 7e78cbca75f8a6f3c7b182debaa725092a623c50856ab931c0a5322a926c9194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e26673763eb2e96c66c3e5a1bdd3b893bae19c06e5f9bd2adde731be5f0a9731
[INFO] running `Command { std: "docker" "start" "-a" "e26673763eb2e96c66c3e5a1bdd3b893bae19c06e5f9bd2adde731be5f0a9731", kill_on_drop: false }`
[INFO] [stderr]    Compiling Piston_Test_CurveExample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/app/hosting.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |             .draw(arg.viewport(), |c, gl| graphics::clear(COLOR, gl));
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Piston_Test_CurveExample` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `piston_test_curve_example`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `COLOR` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let COLOR: [f32; 4] = [0.1, 0.5, 0.2, 1.0];
[INFO] [stdout]    |             ^^^^^ help: convert the identifier to snake case: `color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inputDir` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn pressed(&mut self, inputDir: &Direction) {
[INFO] [stdout]    |                               ^^^^^^^^ help: convert the identifier to snake case: `input_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RED` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0];
[INFO] [stdout]    |             ^^^ help: convert the identifier to snake case: `red`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `new_Head` should have a snake case name
[INFO] [stdout]   --> src/app/hosting.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut new_Head = (self.body.front().expect("snake ha no body")).clone();
[INFO] [stdout]    |                 ^^^^^^^^ help: convert the identifier to snake case: `new_head`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "e26673763eb2e96c66c3e5a1bdd3b893bae19c06e5f9bd2adde731be5f0a9731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26673763eb2e96c66c3e5a1bdd3b893bae19c06e5f9bd2adde731be5f0a9731", kill_on_drop: false }`
[INFO] [stdout] e26673763eb2e96c66c3e5a1bdd3b893bae19c06e5f9bd2adde731be5f0a9731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d675bd5a97d8b3ede557f7e6b66731a3a053c4ade1bfb939d8483a2fe8db259c
[INFO] running `Command { std: "docker" "start" "-a" "d675bd5a97d8b3ede557f7e6b66731a3a053c4ade1bfb939d8483a2fe8db259c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/app/hosting.rs:14:27
[INFO] [stderr]    |
[INFO] [stderr] 14 |             .draw(arg.viewport(), |c, gl| graphics::clear(COLOR, gl));
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Piston_Test_CurveExample` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `piston_test_curve_example`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `COLOR` should have a snake case name
[INFO] [stderr]   --> src/app/hosting.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let COLOR: [f32; 4] = [0.1, 0.5, 0.2, 1.0];
[INFO] [stderr]    |             ^^^^^ help: convert the identifier to snake case: `color`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `inputDir` should have a snake case name
[INFO] [stderr]   --> src/app/hosting.rs:22:28
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn pressed(&mut self, inputDir: &Direction) {
[INFO] [stderr]    |                               ^^^^^^^^ help: convert the identifier to snake case: `input_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `RED` should have a snake case name
[INFO] [stderr]   --> src/app/hosting.rs:34:7
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0];
[INFO] [stderr]    |             ^^^ help: convert the identifier to snake case: `red`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `new_Head` should have a snake case name
[INFO] [stderr]   --> src/app/hosting.rs:52:11
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let mut new_Head = (self.body.front().expect("snake ha no body")).clone();
[INFO] [stderr]    |                 ^^^^^^^^ help: convert the identifier to snake case: `new_head`
[INFO] [stderr] 
[INFO] [stderr] warning: `Piston_Test_CurveExample` (bin "Piston_Test_CurveExample" test) generated 6 warnings (run `cargo fix --bin "Piston_Test_CurveExample" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/Piston_Test_CurveExample-ab066a73a0045023)
[INFO] [stdout] 
[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" "d675bd5a97d8b3ede557f7e6b66731a3a053c4ade1bfb939d8483a2fe8db259c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d675bd5a97d8b3ede557f7e6b66731a3a053c4ade1bfb939d8483a2fe8db259c", kill_on_drop: false }`
[INFO] [stdout] d675bd5a97d8b3ede557f7e6b66731a3a053c4ade1bfb939d8483a2fe8db259c