[INFO] cloning repository https://github.com/pfeff/raytrace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfeff/raytrace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfeff%2Fraytrace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfeff%2Fraytrace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9b7ce85a1f2ccc427181ec9cd020d83fa4fb8b6
[INFO] checking pfeff/raytrace against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfeff%2Fraytrace" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pfeff/raytrace on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pfeff/raytrace
[INFO] finished tweaking git repo https://github.com/pfeff/raytrace
[INFO] tweaked toml for git repo https://github.com/pfeff/raytrace written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/pfeff/raytrace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20984a0715cd9c30b56598dec7eb06e1d306f8fd8b3d17223aec0350a4a0e9d3
[INFO] running `Command { std: "docker" "start" "-a" "20984a0715cd9c30b56598dec7eb06e1d306f8fd8b3d17223aec0350a4a0e9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20984a0715cd9c30b56598dec7eb06e1d306f8fd8b3d17223aec0350a4a0e9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20984a0715cd9c30b56598dec7eb06e1d306f8fd8b3d17223aec0350a4a0e9d3", kill_on_drop: false }`
[INFO] [stdout] 20984a0715cd9c30b56598dec7eb06e1d306f8fd8b3d17223aec0350a4a0e9d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0d58dc5dd0573e9a26a777e333c47e73604d70a8297e4a1e7cd88115b4d122
[INFO] running `Command { std: "docker" "start" "-a" "ac0d58dc5dd0573e9a26a777e333c47e73604d70a8297e4a1e7cd88115b4d122", kill_on_drop: false }`
[INFO] [stderr]     Checking assert_approx_eq v1.0.0
[INFO] [stderr]     Checking raytrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `color`
[INFO] [stdout]  --> src/canvas.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use color::{color, white};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_point`
[INFO] [stdout]   --> src/tuple.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn is_point(&self) -> bool {
[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: `is_vector`
[INFO] [stdout]   --> src/tuple.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn is_vector(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `point`
[INFO] [stdout]    --> src/tuple.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn point(x: f64, y: f64, z: f64) -> Tuple {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `color`
[INFO] [stdout]  --> src/color.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn color(r: f64, g: f64, b: f64) -> Tuple {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `white`
[INFO] [stdout]   --> src/color.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn white() -> Tuple {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Canvas`
[INFO] [stdout]  --> src/canvas.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Canvas {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pixel_at`
[INFO] [stdout]   --> src/canvas.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn pixel_at(&self, x: usize, y: usize) -> Tuple {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_pixel`
[INFO] [stdout]   --> src/canvas.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn write_pixel(&mut self, x: usize, y: usize, color: Tuple) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `canvas`
[INFO] [stdout]   --> src/canvas.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn canvas(width: usize, height: usize) -> Canvas {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "ac0d58dc5dd0573e9a26a777e333c47e73604d70a8297e4a1e7cd88115b4d122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0d58dc5dd0573e9a26a777e333c47e73604d70a8297e4a1e7cd88115b4d122", kill_on_drop: false }`
[INFO] [stdout] ac0d58dc5dd0573e9a26a777e333c47e73604d70a8297e4a1e7cd88115b4d122