[INFO] cloning repository https://github.com/atoasty/Snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atoasty/Snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatoasty%2FSnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatoasty%2FSnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a59afc108d9959301c1885fce9eb557de02225c
[INFO] checking atoasty/Snake against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatoasty%2FSnake" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atoasty/Snake on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/atoasty/Snake
[INFO] finished tweaking git repo https://github.com/atoasty/Snake
[INFO] tweaked toml for git repo https://github.com/atoasty/Snake written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/atoasty/Snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-sys v0.12.5
[INFO] [stderr]   Downloaded core-foundation v0.4.6
[INFO] [stderr]   Downloaded core-foundation-sys v0.4.6
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[INFO] [stderr]   Downloaded shader_version v0.3.0
[INFO] [stderr]   Downloaded inflate v0.3.4
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[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.45.3
[INFO] [stderr]   Downloaded image v0.18.0
[INFO] [stderr]   Downloaded libloading v0.6.2
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[INFO] [stderr]   Downloaded stb_truetype v0.2.8
[INFO] [stderr]   Downloaded piston2d-graphics v0.26.0
[INFO] [stderr]   Downloaded piston-texture v0.6.0
[INFO] [stderr]   Downloaded ordered-float v0.5.2
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.36.0
[INFO] [stderr]   Downloaded piston v0.36.0
[INFO] [stderr]   Downloaded wayland-protocols v0.12.5
[INFO] [stderr]   Downloaded winit v0.10.0
[INFO] [stderr]   Downloaded rusttype v0.4.3
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.52.1
[INFO] [stderr]   Downloaded gl v0.10.0
[INFO] [stderr]   Downloaded cocoa v0.14.0
[INFO] [stderr]   Downloaded core-graphics v0.13.0
[INFO] [stderr]   Downloaded gl_generator v0.8.0
[INFO] [stderr]   Downloaded cocoa v0.13.0
[INFO] [stderr]   Downloaded wayland-client v0.12.5
[INFO] [stderr]   Downloaded wayland-scanner v0.12.5
[INFO] [stderr]   Downloaded wayland-window v0.13.3
[INFO] [stderr]   Downloaded pistoncore-window v0.31.0
[INFO] [stderr]   Downloaded vecmath v0.3.1
[INFO] [stderr]   Downloaded glutin v0.12.2
[INFO] [stderr]   Downloaded pistoncore-input v0.20.0
[INFO] [stderr]   Downloaded wayland-kbd v0.13.1
[INFO] [stderr]   Downloaded core-graphics v0.12.4
[INFO] [stderr]   Downloaded dlib v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4c0c9dc489dcb0285a1b0e71176fc900219c7d9384df34335f709989d3dad09
[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" "c4c0c9dc489dcb0285a1b0e71176fc900219c7d9384df34335f709989d3dad09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4c0c9dc489dcb0285a1b0e71176fc900219c7d9384df34335f709989d3dad09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c0c9dc489dcb0285a1b0e71176fc900219c7d9384df34335f709989d3dad09", kill_on_drop: false }`
[INFO] [stdout] c4c0c9dc489dcb0285a1b0e71176fc900219c7d9384df34335f709989d3dad09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f25d9c19b6177d3eed0481adcdf22a140bd63cc322b2af2ec7621025a4a170a1
[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" "f25d9c19b6177d3eed0481adcdf22a140bd63cc322b2af2ec7621025a4a170a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking osmesa-sys v0.1.2
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[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking winit v0.10.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.52.1
[INFO] [stderr]     Checking pistoncore-input v0.20.0
[INFO] [stderr]     Checking pistoncore-window v0.31.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.36.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.45.3
[INFO] [stderr]     Checking piston v0.36.0
[INFO] [stderr]     Checking Snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 2  | extern crate graphics;
[INFO] [stdout]    | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 30 |         use graphics;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Snake_Piece` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct Snake_Piece(u32, u32);
[INFO] [stdout]    |            ^^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakePiece`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 2   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 102 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 2   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 173 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 2  | extern crate graphics;
[INFO] [stdout]    | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 30 |         use graphics;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Snake_Piece` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct Snake_Piece(u32, u32);
[INFO] [stdout]    |            ^^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakePiece`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 2   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 102 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 2   | extern crate graphics;
[INFO] [stdout]     | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 173 |         use graphics;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:34:40
[INFO] [stdout]    |
[INFO] [stdout] 34 |         self.gl.draw(args.viewport(), |c, 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: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn update(&mut self, args: &UpdateArgs) -> bool {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Snake` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `snake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `WIDTH` should have a snake case name
[INFO] [stdout]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let WIDTH = COLS * SQUARE_WIDTH;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HEIGHT` should have a snake case name
[INFO] [stdout]    --> src/main.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let HEIGHT = ROWS * SQUARE_WIDTH;
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case: `height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:34:40
[INFO] [stdout]    |
[INFO] [stdout] 34 |         self.gl.draw(args.viewport(), |c, 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: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn update(&mut self, args: &UpdateArgs) -> bool {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Snake` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `snake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `WIDTH` should have a snake case name
[INFO] [stdout]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let WIDTH = COLS * SQUARE_WIDTH;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HEIGHT` should have a snake case name
[INFO] [stdout]    --> src/main.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let HEIGHT = ROWS * SQUARE_WIDTH;
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case: `height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "f25d9c19b6177d3eed0481adcdf22a140bd63cc322b2af2ec7621025a4a170a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25d9c19b6177d3eed0481adcdf22a140bd63cc322b2af2ec7621025a4a170a1", kill_on_drop: false }`
[INFO] [stdout] f25d9c19b6177d3eed0481adcdf22a140bd63cc322b2af2ec7621025a4a170a1