[INFO] cloning repository https://github.com/TheOnlyMrCat/FractalClock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheOnlyMrCat/FractalClock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheOnlyMrCat%2FFractalClock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheOnlyMrCat%2FFractalClock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 622e016b3871e1218639bf56f19e3a741543ce65
[INFO] checking TheOnlyMrCat/FractalClock against master#43a4909ee98ed4d006d9d773f5d94dc58e34f846 for pr-157576
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheOnlyMrCat%2FFractalClock" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TheOnlyMrCat/FractalClock
[INFO] finished tweaking git repo https://github.com/TheOnlyMrCat/FractalClock
[INFO] tweaked toml for git repo https://github.com/TheOnlyMrCat/FractalClock written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TheOnlyMrCat/FractalClock on toolchain 43a4909ee98ed4d006d9d773f5d94dc58e34f846
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TheOnlyMrCat/FractalClock 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" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea
[INFO] running `Command { std: "docker" "start" "d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea" "/opt/rustwide/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea" "/opt/rustwide/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:818:8
[INFO] [stdout]     |
[INFO] [stdout] 818 | struct ClockRay {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/lib.rs:816:1
[INFO] [stdout]     |
[INFO] [stdout] 816 | / #[repr(C)]
[INFO] [stdout] 817 | | #[derive(Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 818 | | struct ClockRay {
[INFO] [stdout] 819 | |     start: f32,
[INFO] [stdout] ...   |
[INFO] [stdout] 822 | |     half_thickness: f32,
[INFO] [stdout] 823 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:818:8
[INFO] [stdout]     |
[INFO] [stdout] 818 | struct ClockRay {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/lib.rs:816:1
[INFO] [stdout]     |
[INFO] [stdout] 816 | / #[repr(C)]
[INFO] [stdout] 817 | | #[derive(Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 818 | | struct ClockRay {
[INFO] [stdout] 819 | |     start: f32,
[INFO] [stdout] ...   |
[INFO] [stdout] 822 | |     half_thickness: f32,
[INFO] [stdout] 823 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/lib.rs:946:5
[INFO] [stdout]     |
[INFO] [stdout] 946 |     Box::from_raw(renderer);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[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] 946 |     let _ = Box::from_raw(renderer);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/lib.rs:946:5
[INFO] [stdout]     |
[INFO] [stdout] 946 |     Box::from_raw(renderer);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[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] 946 |     let _ = Box::from_raw(renderer);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.36s
[INFO] running `Command { std: "docker" "inspect" "d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea", kill_on_drop: false }`
[INFO] [stdout] d8a0b592350f56a18f7578df132eac2ffe14d7baa795bc72d32999364bb28fea