[INFO] cloning repository https://github.com/valep27/rs-chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valep27/rs-chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalep27%2Frs-chip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalep27%2Frs-chip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b2b0f0b55d3da14ce6a27339859e0801c4ede05
[INFO] checking valep27/rs-chip8 against master#84e729a59f216cc64755788a470f165429a731f4 for pr-123737-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalep27%2Frs-chip8" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/valep27/rs-chip8 on toolchain 84e729a59f216cc64755788a470f165429a731f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/valep27/rs-chip8
[INFO] finished tweaking git repo https://github.com/valep27/rs-chip8
[INFO] tweaked toml for git repo https://github.com/valep27/rs-chip8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/valep27/rs-chip8 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" "+84e729a59f216cc64755788a470f165429a731f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded cc v1.0.58
[INFO] [stderr]   Downloaded pkg-config v0.3.18
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded hermit-abi v0.1.15
[INFO] [stderr]   Downloaded oboe v0.4.2
[INFO] [stderr]   Downloaded crc32fast v1.2.0
[INFO] [stderr]   Downloaded ordered-float v2.8.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d85bf4b5f4d8a3505e70e0f3ed319db8e7d4a1c4908bb001db0e3b36dc0fcafe
[INFO] running `Command { std: "docker" "start" "-a" "d85bf4b5f4d8a3505e70e0f3ed319db8e7d4a1c4908bb001db0e3b36dc0fcafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d85bf4b5f4d8a3505e70e0f3ed319db8e7d4a1c4908bb001db0e3b36dc0fcafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d85bf4b5f4d8a3505e70e0f3ed319db8e7d4a1c4908bb001db0e3b36dc0fcafe", kill_on_drop: false }`
[INFO] [stdout] d85bf4b5f4d8a3505e70e0f3ed319db8e7d4a1c4908bb001db0e3b36dc0fcafe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d453a527d24ac69980f4889a19eee26e351ffc77d8372a2736d1d36b173a2a
[INFO] running `Command { std: "docker" "start" "-a" "d3d453a527d24ac69980f4889a19eee26e351ffc77d8372a2736d1d36b173a2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
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[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.73
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[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking ttf-parser v0.13.4
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]    Compiling walkdir v2.3.2
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[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking nix v0.18.0
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[INFO] [stderr]     Checking owned_ttf_parser v0.13.2
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[INFO] [stderr]    Compiling jobserver v0.1.24
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[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking rayon-core v1.9.1
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[INFO] [stderr]     Checking mio-misc v1.2.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking lyon_path v0.17.7
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking float_next_after v0.1.5
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking glyph_brush_layout v0.2.3
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking lyon_algorithms v0.17.7
[INFO] [stderr]     Checking twox-hash v1.6.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking lyon_tessellation v0.17.10
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]     Checking mint v0.5.8
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking glam v0.20.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking lyon v0.17.10
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]     Checking gilrs-core v0.3.1
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking gilrs v0.8.1
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.5
[INFO] [stderr]     Checking glyph_brush v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]     Checking wayland-cursor v0.28.5
[INFO] [stderr]     Checking wayland-egl v0.28.5
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking rodio v0.14.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking winit v0.25.0
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]    Compiling skeptic v0.13.6
[INFO] [stderr]     Checking old_school_gfx_glutin_ext v0.27.0
[INFO] [stderr]    Compiling ggez v0.7.0
[INFO] [stderr]     Checking rs-chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |             self.fb[(i * 4)] = color;
[INFO] [stdout]     |                     ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -             self.fb[(i * 4)] = color;
[INFO] [stdout] 125 +             self.fb[i * 4] = color;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |             self.fb[(i * 4)] = color;
[INFO] [stdout]     |                     ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -             self.fb[(i * 4)] = color;
[INFO] [stdout] 125 +             self.fb[i * 4] = color;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d3d453a527d24ac69980f4889a19eee26e351ffc77d8372a2736d1d36b173a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d453a527d24ac69980f4889a19eee26e351ffc77d8372a2736d1d36b173a2a", kill_on_drop: false }`
[INFO] [stdout] d3d453a527d24ac69980f4889a19eee26e351ffc77d8372a2736d1d36b173a2a
[INFO] checking valep27/rs-chip8 against try#8d9ad7790f77ffaa434059a58807949d4583c045 for pr-123737-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalep27%2Frs-chip8" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/valep27/rs-chip8 on toolchain 8d9ad7790f77ffaa434059a58807949d4583c045
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d9ad7790f77ffaa434059a58807949d4583c045" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/valep27/rs-chip8
[INFO] finished tweaking git repo https://github.com/valep27/rs-chip8
[INFO] tweaked toml for git repo https://github.com/valep27/rs-chip8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/valep27/rs-chip8 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" "+8d9ad7790f77ffaa434059a58807949d4583c045" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8d9ad7790f77ffaa434059a58807949d4583c045" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c8cdaa2768e64268ac213e174baf818041b1352581abfd00a5044049d3b9462
[INFO] running `Command { std: "docker" "start" "-a" "7c8cdaa2768e64268ac213e174baf818041b1352581abfd00a5044049d3b9462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c8cdaa2768e64268ac213e174baf818041b1352581abfd00a5044049d3b9462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8cdaa2768e64268ac213e174baf818041b1352581abfd00a5044049d3b9462", kill_on_drop: false }`
[INFO] [stdout] 7c8cdaa2768e64268ac213e174baf818041b1352581abfd00a5044049d3b9462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8d9ad7790f77ffaa434059a58807949d4583c045" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c9b35fce67befc2847b811bdc5ab3bda7385b78c1a075a11e4adca973134925
[INFO] running `Command { std: "docker" "start" "-a" "9c9b35fce67befc2847b811bdc5ab3bda7385b78c1a075a11e4adca973134925", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.132
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[INFO] [stderr]    Compiling walkdir v2.3.2
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[INFO] [stderr]    Compiling smart-default v0.6.0
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[INFO] [stderr]     Checking thiserror v1.0.30
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[INFO] [stderr]     Checking rodio v0.14.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
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[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling semver v0.11.0
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[INFO] [stderr]    Compiling cargo_metadata v0.12.3
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[INFO] [stderr]    Compiling skeptic v0.13.6
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[INFO] [stderr]    Compiling ggez v0.7.0
[INFO] [stderr]     Checking rs-chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |             self.fb[(i * 4)] = color;
[INFO] [stdout]     |                     ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -             self.fb[(i * 4)] = color;
[INFO] [stdout] 125 +             self.fb[i * 4] = color;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |             self.fb[(i * 4)] = color;
[INFO] [stdout]     |                     ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -             self.fb[(i * 4)] = color;
[INFO] [stdout] 125 +             self.fb[i * 4] = color;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "9c9b35fce67befc2847b811bdc5ab3bda7385b78c1a075a11e4adca973134925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c9b35fce67befc2847b811bdc5ab3bda7385b78c1a075a11e4adca973134925", kill_on_drop: false }`
[INFO] [stdout] 9c9b35fce67befc2847b811bdc5ab3bda7385b78c1a075a11e4adca973134925