[INFO] cloning repository https://github.com/JackMordaunt/fog-of-chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JackMordaunt/fog-of-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMordaunt%2Ffog-of-chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMordaunt%2Ffog-of-chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b823de3984a9846340d3dec058550efbe6e00428
[INFO] checking JackMordaunt/fog-of-chess against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMordaunt%2Ffog-of-chess" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JackMordaunt/fog-of-chess
[INFO] finished tweaking git repo https://github.com/JackMordaunt/fog-of-chess
[INFO] tweaked toml for git repo https://github.com/JackMordaunt/fog-of-chess written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JackMordaunt/fog-of-chess on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JackMordaunt/fog-of-chess 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" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking JackMordaunt/fog-of-chess against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMordaunt%2Ffog-of-chess" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JackMordaunt/fog-of-chess
[INFO] finished tweaking git repo https://github.com/JackMordaunt/fog-of-chess
[INFO] tweaked toml for git repo https://github.com/JackMordaunt/fog-of-chess written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JackMordaunt/fog-of-chess on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JackMordaunt/fog-of-chess 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" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio-misc v1.2.1
[INFO] [stderr]   Downloaded podio v0.1.6
[INFO] [stderr]   Downloaded downcast-rs v1.1.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded num_enum v0.5.4
[INFO] [stderr]   Downloaded num_enum_derive v0.5.4
[INFO] [stderr]   Downloaded zip v0.5.3
[INFO] [stderr]   Downloaded toml v0.5.5
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.4
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded gfx_gl v0.6.0
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.3
[INFO] [stderr]   Downloaded gl_generator v0.11.0
[INFO] [stderr]   Downloaded cexpr v0.3.6
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded minimp3-sys v0.3.1
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded glam v0.20.1
[INFO] [stderr]   Downloaded bindgen v0.51.1
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.18
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e8090ceaf8c411200f145ede642b497c799ee27b29c38ba7c1fbc5f698be12e
[INFO] running `Command { std: "docker" "start" "-a" "1e8090ceaf8c411200f145ede642b497c799ee27b29c38ba7c1fbc5f698be12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e8090ceaf8c411200f145ede642b497c799ee27b29c38ba7c1fbc5f698be12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8090ceaf8c411200f145ede642b497c799ee27b29c38ba7c1fbc5f698be12e", kill_on_drop: false }`
[INFO] [stdout] 1e8090ceaf8c411200f145ede642b497c799ee27b29c38ba7c1fbc5f698be12e
[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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d87040f703e0a4cd611cadecad6de119d0d8a3e6dc5289949195dfa50a2a3b67
[INFO] running `Command { std: "docker" "start" "-a" "d87040f703e0a4cd611cadecad6de119d0d8a3e6dc5289949195dfa50a2a3b67", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking libloading v0.7.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking euclid v0.22.6
[INFO] [stderr]     Checking ttf-parser v0.13.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling gfx_gl v0.6.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking lyon_geom v0.17.6
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking nix v0.20.2
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking owned_ttf_parser v0.13.2
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking lyon_path v0.17.7
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking ab_glyph v0.2.12
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking float_next_after v0.1.5
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking lyon_algorithms v0.17.7
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking lyon_tessellation v0.17.10
[INFO] [stderr]     Checking glyph_brush_layout v0.2.3
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking gilrs-core v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking mint v0.5.8
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking lyon v0.17.10
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking gilrs v0.8.1
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking glam v0.20.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.5
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking glyph_brush v0.7.3
[INFO] [stderr]     Checking zip v0.5.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]     Checking rodio v0.14.0
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling ggez v0.7.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]     Checking old_school_gfx_glutin_ext v0.27.0
[INFO] [stderr]     Checking chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let (mut ctx, mut event_loop) = ContextBuilder::new("Fog of War", "Jack Mordaunt")
[INFO] [stdout]    |                   ----^^^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let (mut ctx, mut event_loop) = ContextBuilder::new("Fog of War", "Jack Mordaunt")
[INFO] [stdout]    |                   ----^^^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:511:13
[INFO] [stdout]     |
[INFO] [stdout] 511 | /             mb.rectangle(
[INFO] [stdout] 512 | |                 graphics::DrawMode::fill(),
[INFO] [stdout] 513 | |                 graphics::Rect::new(x * w, y * h, w, h),
[INFO] [stdout] 514 | |                 color,
[INFO] [stdout] 515 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 511 |             let _ = mb.rectangle(
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:572:13
[INFO] [stdout]     |
[INFO] [stdout] 572 | /             mb.rectangle(
[INFO] [stdout] 573 | |                 DrawMode::stroke(2.0),
[INFO] [stdout] 574 | |                 Rect::new(x * w, y * h, w, h),
[INFO] [stdout] 575 | |                 PURE_APPLE,
[INFO] [stdout] 576 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 572 |             let _ = mb.rectangle(
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:613:21
[INFO] [stdout]     |
[INFO] [stdout] 613 | /                     mb.rectangle(
[INFO] [stdout] 614 | |                         graphics::DrawMode::fill(),
[INFO] [stdout] 615 | |                         graphics::Rect::new(x * w, y * h, w, h),
[INFO] [stdout] 616 | |                         graphics::Color::BLACK,
[INFO] [stdout] 617 | |                     );
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 613 |                     let _ = mb.rectangle(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:939:13
[INFO] [stdout]     |
[INFO] [stdout] 939 |     fn iter(&self) -> BoardIter {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 939 |     fn iter(&self) -> BoardIter<'_> {
[INFO] [stdout]     |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:511:13
[INFO] [stdout]     |
[INFO] [stdout] 511 | /             mb.rectangle(
[INFO] [stdout] 512 | |                 graphics::DrawMode::fill(),
[INFO] [stdout] 513 | |                 graphics::Rect::new(x * w, y * h, w, h),
[INFO] [stdout] 514 | |                 color,
[INFO] [stdout] 515 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 511 |             let _ = mb.rectangle(
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:572:13
[INFO] [stdout]     |
[INFO] [stdout] 572 | /             mb.rectangle(
[INFO] [stdout] 573 | |                 DrawMode::stroke(2.0),
[INFO] [stdout] 574 | |                 Rect::new(x * w, y * h, w, h),
[INFO] [stdout] 575 | |                 PURE_APPLE,
[INFO] [stdout] 576 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 572 |             let _ = mb.rectangle(
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:613:21
[INFO] [stdout]     |
[INFO] [stdout] 613 | /                     mb.rectangle(
[INFO] [stdout] 614 | |                         graphics::DrawMode::fill(),
[INFO] [stdout] 615 | |                         graphics::Rect::new(x * w, y * h, w, h),
[INFO] [stdout] 616 | |                         graphics::Color::BLACK,
[INFO] [stdout] 617 | |                     );
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 613 |                     let _ = mb.rectangle(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:939:13
[INFO] [stdout]     |
[INFO] [stdout] 939 |     fn iter(&self) -> BoardIter {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 939 |     fn iter(&self) -> BoardIter<'_> {
[INFO] [stdout]     |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.90s
[INFO] running `Command { std: "docker" "inspect" "d87040f703e0a4cd611cadecad6de119d0d8a3e6dc5289949195dfa50a2a3b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87040f703e0a4cd611cadecad6de119d0d8a3e6dc5289949195dfa50a2a3b67", kill_on_drop: false }`
[INFO] [stdout] d87040f703e0a4cd611cadecad6de119d0d8a3e6dc5289949195dfa50a2a3b67
