[INFO] cloning repository https://github.com/INFCode/polygon_canvas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/INFCode/polygon_canvas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINFCode%2Fpolygon_canvas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINFCode%2Fpolygon_canvas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00549caf00289d912f781200b6243259ce1f7bed
[INFO] checking INFCode/polygon_canvas against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINFCode%2Fpolygon_canvas" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/INFCode/polygon_canvas on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/INFCode/polygon_canvas
[INFO] finished tweaking git repo https://github.com/INFCode/polygon_canvas
[INFO] tweaked toml for git repo https://github.com/INFCode/polygon_canvas written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/INFCode/polygon_canvas 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" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a685e19f8cc9665b86c8d6416833c378298f6d65571e87f33023fa707ebaea65
[INFO] running `Command { std: "docker" "start" "-a" "a685e19f8cc9665b86c8d6416833c378298f6d65571e87f33023fa707ebaea65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a685e19f8cc9665b86c8d6416833c378298f6d65571e87f33023fa707ebaea65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a685e19f8cc9665b86c8d6416833c378298f6d65571e87f33023fa707ebaea65", kill_on_drop: false }`
[INFO] [stdout] a685e19f8cc9665b86c8d6416833c378298f6d65571e87f33023fa707ebaea65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c729860f75b006eed36b557ef06a79b18576f982e155c0ccf2b7cfed42616b9a
[INFO] running `Command { std: "docker" "start" "-a" "c729860f75b006eed36b557ef06a79b18576f982e155c0ccf2b7cfed42616b9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking phf_shared v0.11.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking polygon_canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ToPrimitive`
[INFO] [stdout]  --> src/nums.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::{AsPrimitive, ToPrimitive};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ToPrimitive`
[INFO] [stdout]  --> src/nums.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::{AsPrimitive, ToPrimitive};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image_path`
[INFO] [stdout]   --> src/engine/engine.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(spec: &CanvasSpec, image_path: &Path) -> Option<Self> {
[INFO] [stdout]    |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_image_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `canvas` is never read
[INFO] [stdout]  --> src/canvas.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Canvas<T> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 8 |     canvas: Array2<T>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Canvas` has a derived impl for the trait `Debug`, 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: fields `canvas` and `prev_score` are never read
[INFO] [stdout]  --> src/engine/engine.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Engine<T> {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 8 |     canvas: Canvas<T>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 9 |     prev_score: f64,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image_path`
[INFO] [stdout]   --> src/engine/engine.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(spec: &CanvasSpec, image_path: &Path) -> Option<Self> {
[INFO] [stdout]    |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_image_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `canvas` is never read
[INFO] [stdout]  --> src/canvas.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Canvas<T> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 8 |     canvas: Array2<T>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Canvas` has a derived impl for the trait `Debug`, 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: fields `canvas` and `prev_score` are never read
[INFO] [stdout]  --> src/engine/engine.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Engine<T> {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 8 |     canvas: Canvas<T>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 9 |     prev_score: f64,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "c729860f75b006eed36b557ef06a79b18576f982e155c0ccf2b7cfed42616b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c729860f75b006eed36b557ef06a79b18576f982e155c0ccf2b7cfed42616b9a", kill_on_drop: false }`
[INFO] [stdout] c729860f75b006eed36b557ef06a79b18576f982e155c0ccf2b7cfed42616b9a