[INFO] cloning repository https://github.com/christat/trace-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christat/trace-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristat%2Ftrace-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristat%2Ftrace-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b55f18f7351782eccb6a22ae34a4e049cf5ef9ba
[INFO] checking christat/trace-rs against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristat%2Ftrace-rs" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christat/trace-rs on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/christat/trace-rs
[INFO] finished tweaking git repo https://github.com/christat/trace-rs
[INFO] tweaked toml for git repo https://github.com/christat/trace-rs written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/christat/trace-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bc42d9eccbcbeef41f608d035a20b3fe352962faf42d9820ab49cf57b47aa3c
[INFO] running `Command { std: "docker" "start" "-a" "4bc42d9eccbcbeef41f608d035a20b3fe352962faf42d9820ab49cf57b47aa3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bc42d9eccbcbeef41f608d035a20b3fe352962faf42d9820ab49cf57b47aa3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc42d9eccbcbeef41f608d035a20b3fe352962faf42d9820ab49cf57b47aa3c", kill_on_drop: false }`
[INFO] [stdout] 4bc42d9eccbcbeef41f608d035a20b3fe352962faf42d9820ab49cf57b47aa3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff70fcf590eb0fdb65fe1b0dd0d72a7966d868d8f939da7360abfd3fd13adfba
[INFO] running `Command { std: "docker" "start" "-a" "ff70fcf590eb0fdb65fe1b0dd0d72a7966d868d8f939da7360abfd3fd13adfba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rusty-math v0.1.0 (/opt/rustwide/workdir/rusty-math)
[INFO] [stderr]     Checking rusty-cage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/material.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(color: Color, ambient: f32, diffuse: f32, specular: f32, shininess: f32) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sphere.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn new(origin: Tuple4, radius: f32, material: Material) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_transform`
[INFO] [stdout]   --> src/sphere.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn set_transform(&mut self, t: Matrix4) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "ff70fcf590eb0fdb65fe1b0dd0d72a7966d868d8f939da7360abfd3fd13adfba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff70fcf590eb0fdb65fe1b0dd0d72a7966d868d8f939da7360abfd3fd13adfba", kill_on_drop: false }`
[INFO] [stdout] ff70fcf590eb0fdb65fe1b0dd0d72a7966d868d8f939da7360abfd3fd13adfba