[INFO] cloning repository https://github.com/kimheffy/rusty-snake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kimheffy/rusty-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimheffy%2Frusty-snake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimheffy%2Frusty-snake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3ee7fd853fec2c14cf1eed822e93a71284a0d917 [INFO] checking kimheffy/rusty-snake against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimheffy%2Frusty-snake" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kimheffy/rusty-snake on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kimheffy/rusty-snake [INFO] finished tweaking git repo https://github.com/kimheffy/rusty-snake [INFO] tweaked toml for git repo https://github.com/kimheffy/rusty-snake written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/kimheffy/rusty-snake already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 1efb707732451776aea2388f243339c0037d9a75e6dda0eec7ee34a9c96eb5f8 [INFO] running `Command { std: "docker" "start" "-a" "1efb707732451776aea2388f243339c0037d9a75e6dda0eec7ee34a9c96eb5f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1efb707732451776aea2388f243339c0037d9a75e6dda0eec7ee34a9c96eb5f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1efb707732451776aea2388f243339c0037d9a75e6dda0eec7ee34a9c96eb5f8", kill_on_drop: false }` [INFO] [stdout] 1efb707732451776aea2388f243339c0037d9a75e6dda0eec7ee34a9c96eb5f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5fd82e4253c2cdc67a7fc8c6e166e51b968bb30c20269e979c58b593c61163d [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" "f5fd82e4253c2cdc67a7fc8c6e166e51b968bb30c20269e979c58b593c61163d", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking ttf-parser v0.6.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking piston-graphics_api_version v1.0.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking weezl v0.1.4 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking bytemuck v1.5.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking piston-shaders_graphics2d v0.4.0 [INFO] [stderr] Compiling wayland-sys v0.28.3 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking shader_version v0.7.0 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.2 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking gif v0.11.1 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Checking draw_state v0.8.0 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Compiling gl_generator v0.13.1 [INFO] [stderr] Checking owned_ttf_parser v0.6.0 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Checking gfx_core v0.9.2 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking crossbeam-epoch v0.9.2 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Checking piston2d-graphics v0.39.0 [INFO] [stderr] Compiling wayland-scanner v0.28.3 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling glutin_glx_sys v0.1.7 [INFO] [stderr] Compiling glutin_egl_sys v0.1.5 [INFO] [stderr] Compiling gfx_gl v0.6.1 [INFO] [stderr] Compiling gl v0.13.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking gfx v0.18.2 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Compiling wayland-client v0.28.3 [INFO] [stderr] Compiling wayland-protocols v0.28.3 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking wayland-commons v0.28.3 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking gfx_device_gl v0.16.2 [INFO] [stderr] Checking image v0.23.13 [INFO] [stderr] Checking wayland-cursor v0.28.3 [INFO] [stderr] Checking wayland-egl v0.28.3 [INFO] [stderr] Checking piston-gfx_texture v0.41.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.72.0 [INFO] [stderr] Checking smithay-client-toolkit v0.12.2 [INFO] [stderr] Checking pistoncore-input v1.0.0 [INFO] [stderr] Checking winit v0.24.0 [INFO] [stderr] Checking pistoncore-window v0.47.0 [INFO] [stderr] Checking pistoncore-event_loop v0.52.0 [INFO] [stderr] Checking piston v0.52.1 [INFO] [stderr] Checking glutin v0.26.0 [INFO] [stderr] Checking pistoncore-glutin_window v0.68.0 [INFO] [stderr] Checking piston_window v0.117.0 [INFO] [stderr] Checking rusty-snake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `piston_window::types::Color` [INFO] [stdout] --> src/game.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use piston_window::types::Color; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `piston_window::types::Color` [INFO] [stdout] --> src/apple.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use piston_window::types::Color; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | Point::new(point.x, (point.y - 1)) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:49:29 [INFO] [stdout] | [INFO] [stdout] 49 | Point::new(point.x, (point.y + 1)) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 51 | Point::new((point.x - 1), point.y) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:53:20 [INFO] [stdout] | [INFO] [stdout] 53 | Point::new((point.x + 1), point.y) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `piston_window::types::Color` [INFO] [stdout] --> src/game.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use piston_window::types::Color; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `piston_window::types::Color` [INFO] [stdout] --> src/apple.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use piston_window::types::Color; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | Point::new(point.x, (point.y - 1)) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:49:29 [INFO] [stdout] | [INFO] [stdout] 49 | Point::new(point.x, (point.y + 1)) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 51 | Point::new((point.x - 1), point.y) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/snake.rs:53:20 [INFO] [stdout] | [INFO] [stdout] 53 | Point::new((point.x + 1), point.y) [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/snake.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | _ => { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `context` [INFO] [stdout] --> src/main.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | window.draw_2d(&event, |context, graphics, _device| { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake.rs:112:25 [INFO] [stdout] | [INFO] [stdout] 112 | let mut curr_node = self.head.clone(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `self.body` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/snake.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 137 | if let Some(last) = self.body.back() { [INFO] [stdout] | --------- immutable borrow occurs here [INFO] [stdout] 138 | self.body.push_back(Point::new(last.x, last.y + 1)); [INFO] [stdout] | ^^^^^^^^^ ------ immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `win` [INFO] [stdout] --> src/game.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | win: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/snake.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | _ => { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `context` [INFO] [stdout] --> src/main.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | window.draw_2d(&event, |context, graphics, _device| { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake.rs:112:25 [INFO] [stdout] | [INFO] [stdout] 112 | let mut curr_node = self.head.clone(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `self.body` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/snake.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 137 | if let Some(last) = self.body.back() { [INFO] [stdout] | --------- immutable borrow occurs here [INFO] [stdout] 138 | self.body.push_back(Point::new(last.x, last.y + 1)); [INFO] [stdout] | ^^^^^^^^^ ------ immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `win` [INFO] [stdout] --> src/game.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | win: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 22s [INFO] running `Command { std: "docker" "inspect" "f5fd82e4253c2cdc67a7fc8c6e166e51b968bb30c20269e979c58b593c61163d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5fd82e4253c2cdc67a7fc8c6e166e51b968bb30c20269e979c58b593c61163d", kill_on_drop: false }` [INFO] [stdout] f5fd82e4253c2cdc67a7fc8c6e166e51b968bb30c20269e979c58b593c61163d