[INFO] cloning repository https://github.com/howardlau1999/rustrace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howardlau1999/rustrace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowardlau1999%2Frustrace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowardlau1999%2Frustrace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efa23234e2dbca5448706d0fcd22f8679e01ff4e
[INFO] checking howardlau1999/rustrace against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowardlau1999%2Frustrace" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howardlau1999/rustrace on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/howardlau1999/rustrace
[INFO] finished tweaking git repo https://github.com/howardlau1999/rustrace
[INFO] tweaked toml for git repo https://github.com/howardlau1999/rustrace written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/howardlau1999/rustrace 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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking howardlau1999/rustrace against try#80d5fe37e16a0befb4128414cb6a11d544788c0a for pr-121557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowardlau1999%2Frustrace" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howardlau1999/rustrace on toolchain 80d5fe37e16a0befb4128414cb6a11d544788c0a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/howardlau1999/rustrace
[INFO] finished tweaking git repo https://github.com/howardlau1999/rustrace
[INFO] tweaked toml for git repo https://github.com/howardlau1999/rustrace written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/howardlau1999/rustrace 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" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 954e566991796e16ebc5bf0a7a4111df95ecfb146b13db4889f207dbfc8ef92f
[INFO] running `Command { std: "docker" "start" "-a" "954e566991796e16ebc5bf0a7a4111df95ecfb146b13db4889f207dbfc8ef92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "954e566991796e16ebc5bf0a7a4111df95ecfb146b13db4889f207dbfc8ef92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954e566991796e16ebc5bf0a7a4111df95ecfb146b13db4889f207dbfc8ef92f", kill_on_drop: false }`
[INFO] [stdout] 954e566991796e16ebc5bf0a7a4111df95ecfb146b13db4889f207dbfc8ef92f
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89837b18bcdb767caf663437075aaecac656c0cce12c3db2979311cdd360ba01
[INFO] running `Command { std: "docker" "start" "-a" "89837b18bcdb767caf663437075aaecac656c0cce12c3db2979311cdd360ba01", kill_on_drop: false }`
[INFO] [stderr]     Checking raycast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `red_material`
[INFO] [stdout]    --> src/main.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |     let red_material = Material {
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_red_material`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `red_material`
[INFO] [stdout]    --> src/main.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |     let red_material = Material {
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_red_material`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Orthogonal` is never constructed
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | enum Projection {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 26 |     Orthogonal,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Projection` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vector4` is never constructed
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct Vector4<T> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Vector4` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gamma_correction` is never used
[INFO] [stdout]    --> src/main.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | impl Color {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn gamma_correction(&self, gamma: f32) -> Color {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Orthogonal` is never constructed
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | enum Projection {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 26 |     Orthogonal,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Projection` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vector4` is never constructed
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct Vector4<T> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Vector4` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gamma_correction` is never used
[INFO] [stdout]    --> src/main.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | impl Color {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn gamma_correction(&self, gamma: f32) -> Color {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `eps` should have an upper case name
[INFO] [stdout]    --> src/main.rs:434:27
[INFO] [stdout]     |
[INFO] [stdout] 434 |                     const eps: f32 = 1e-5;
[INFO] [stdout]     |                           ^^^ help: convert the identifier to upper case: `EPS`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `eps` should have an upper case name
[INFO] [stdout]    --> src/main.rs:434:27
[INFO] [stdout]     |
[INFO] [stdout] 434 |                     const eps: f32 = 1e-5;
[INFO] [stdout]     |                           ^^^ help: convert the identifier to upper case: `EPS`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "89837b18bcdb767caf663437075aaecac656c0cce12c3db2979311cdd360ba01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89837b18bcdb767caf663437075aaecac656c0cce12c3db2979311cdd360ba01", kill_on_drop: false }`
[INFO] [stdout] 89837b18bcdb767caf663437075aaecac656c0cce12c3db2979311cdd360ba01