[INFO] cloning repository https://github.com/WonkySpecs/weekend-raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WonkySpecs/weekend-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWonkySpecs%2Fweekend-raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWonkySpecs%2Fweekend-raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6285c80ee7420d70f998758f551f5ffa0ee07bb4
[INFO] checking WonkySpecs/weekend-raytracer against try#db4e1d23234d93b5e96ecc768b35d9090c32cddf for pr-149901
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWonkySpecs%2Fweekend-raytracer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WonkySpecs/weekend-raytracer
[INFO] finished tweaking git repo https://github.com/WonkySpecs/weekend-raytracer
[INFO] tweaked toml for git repo https://github.com/WonkySpecs/weekend-raytracer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WonkySpecs/weekend-raytracer on toolchain db4e1d23234d93b5e96ecc768b35d9090c32cddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WonkySpecs/weekend-raytracer 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" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded getrandom v0.1.8
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1691db9eb0c136455f9604c505af0100927e45320529c2be8b663c311326dd2b
[INFO] running `Command { std: "docker" "start" "-a" "1691db9eb0c136455f9604c505af0100927e45320529c2be8b663c311326dd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1691db9eb0c136455f9604c505af0100927e45320529c2be8b663c311326dd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1691db9eb0c136455f9604c505af0100927e45320529c2be8b663c311326dd2b", kill_on_drop: false }`
[INFO] [stdout] 1691db9eb0c136455f9604c505af0100927e45320529c2be8b663c311326dd2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec58e370da426076fff19b7a7152575bbe32171e5897de72683f2d450305adec
[INFO] running `Command { std: "docker" "start" "-a" "ec58e370da426076fff19b7a7152575bbe32171e5897de72683f2d450305adec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking weekend-raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Hitable`
[INFO] [stdout]  --> src/main.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use data_structures::{Vec3, Ray, Sphere, Hitable, Hit, World};
[INFO] [stdout]   |                                          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/data_structures.rs:19:12
[INFO] [stdout]     |
[INFO] [stdout]   6 | impl Vec3 {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  19 |     pub fn x(&self) -> f64 {
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     pub fn z(&self) -> f64 {
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout]  47 |     pub fn scalar_add(&self, other: f64) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  63 |     pub fn scalar_sub(&self, other: f64) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  71 |     pub fn inverse(&self) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn vec_mult(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |     pub fn vec_div(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn cross(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fs::write("out.ppm", content);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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] 50 |     let _ = fs::write("out.ppm", content);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hitable`
[INFO] [stdout]  --> src/main.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use data_structures::{Vec3, Ray, Sphere, Hitable, Hit, World};
[INFO] [stdout]   |                                          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/data_structures.rs:19:12
[INFO] [stdout]     |
[INFO] [stdout]   6 | impl Vec3 {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  19 |     pub fn x(&self) -> f64 {
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     pub fn z(&self) -> f64 {
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout]  47 |     pub fn scalar_add(&self, other: f64) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  63 |     pub fn scalar_sub(&self, other: f64) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  71 |     pub fn inverse(&self) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn vec_mult(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |     pub fn vec_div(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn cross(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fs::write("out.ppm", content);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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] 50 |     let _ = fs::write("out.ppm", content);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "ec58e370da426076fff19b7a7152575bbe32171e5897de72683f2d450305adec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec58e370da426076fff19b7a7152575bbe32171e5897de72683f2d450305adec", kill_on_drop: false }`
[INFO] [stdout] ec58e370da426076fff19b7a7152575bbe32171e5897de72683f2d450305adec
