[INFO] cloning repository https://github.com/starscouts/os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/starscouts/os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarscouts%2Fos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarscouts%2Fos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61095b70a7c66fbecfcf4c65d8a233d71f9dcffc
[INFO] checking starscouts/os against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarscouts%2Fos" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/starscouts/os
[INFO] finished tweaking git repo https://github.com/starscouts/os
[INFO] tweaked toml for git repo https://github.com/starscouts/os written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/starscouts/os on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/starscouts/os 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 220066131f9b6e14ec9b9302d9889eb8e23c517dcb6bd1b1bd175755d13b4720
[INFO] running `Command { std: "docker" "start" "-a" "220066131f9b6e14ec9b9302d9889eb8e23c517dcb6bd1b1bd175755d13b4720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "220066131f9b6e14ec9b9302d9889eb8e23c517dcb6bd1b1bd175755d13b4720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220066131f9b6e14ec9b9302d9889eb8e23c517dcb6bd1b1bd175755d13b4720", kill_on_drop: false }`
[INFO] [stdout] 220066131f9b6e14ec9b9302d9889eb8e23c517dcb6bd1b1bd175755d13b4720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a68cf6b84bc117ddf9490c07d611aeb3590ec38d0b60edd74d713c4eeec6deb
[INFO] running `Command { std: "docker" "start" "-a" "7a68cf6b84bc117ddf9490c07d611aeb3590ec38d0b60edd74d713c4eeec6deb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling rustix v0.38.38
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking embedded-graphics-core v0.3.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking framebuffer v0.3.1
[INFO] [stderr]     Checking embedded-graphics v0.7.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]    Compiling os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ctrlc v3.4.5
[INFO] [stderr]     Checking embedded_graphics_framebuffer v0.1.1
[INFO] [stdout] warning: unused imports: `FONT_10X20` and `FONT_4X6`
[INFO] [stdout]  --> src/main.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 | use embedded_graphics::mono_font::ascii::{FONT_10X20, FONT_4X6, FONT_9X18_BOLD};
[INFO] [stdout]   |                                           ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embedded_graphics::mono_font::iso_8859_10::FONT_9X18`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use embedded_graphics::mono_font::iso_8859_10::FONT_9X18;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FONT_5X8` and `FONT_6X10`
[INFO] [stdout]   --> src/main.rs:11:49
[INFO] [stdout]    |
[INFO] [stdout] 11 | use embedded_graphics::mono_font::iso_8859_13::{FONT_5X8, FONT_6X10};
[INFO] [stdout]    |                                                 ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embedded_graphics::mono_font::iso_8859_7::FONT_9X15`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use embedded_graphics::mono_font::iso_8859_7::FONT_9X15;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FONT_10X20` and `FONT_4X6`
[INFO] [stdout]  --> src/main.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 | use embedded_graphics::mono_font::ascii::{FONT_10X20, FONT_4X6, FONT_9X18_BOLD};
[INFO] [stdout]   |                                           ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embedded_graphics::mono_font::iso_8859_10::FONT_9X18`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use embedded_graphics::mono_font::iso_8859_10::FONT_9X18;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FONT_5X8` and `FONT_6X10`
[INFO] [stdout]   --> src/main.rs:11:49
[INFO] [stdout]    |
[INFO] [stdout] 11 | use embedded_graphics::mono_font::iso_8859_13::{FONT_5X8, FONT_6X10};
[INFO] [stdout]    |                                                 ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embedded_graphics::mono_font::iso_8859_7::FONT_9X15`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use embedded_graphics::mono_font::iso_8859_7::FONT_9X15;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<embedded_graphics::geometry::Point, Infallible>
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         Text::new(&format!("{}_", text), Point::new(0, 10), MonoTextStyle::new(&FONT_9X18_BOLD, Rgb888::WHITE))
[INFO] [stdout] 37 | |             .draw(&mut display)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<embedded_graphics::geometry::Point, Infallible>
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         Text::new(&format!("{}_", text), Point::new(0, 10), MonoTextStyle::new(&FONT_9X18_BOLD, Rgb888::WHITE))
[INFO] [stdout] 37 | |             .draw(&mut display)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `os` (bin "os") due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `os` (bin "os" test) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7a68cf6b84bc117ddf9490c07d611aeb3590ec38d0b60edd74d713c4eeec6deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a68cf6b84bc117ddf9490c07d611aeb3590ec38d0b60edd74d713c4eeec6deb", kill_on_drop: false }`
[INFO] [stdout] 7a68cf6b84bc117ddf9490c07d611aeb3590ec38d0b60edd74d713c4eeec6deb
