[INFO] cloning repository https://github.com/drozdowo/rust-raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drozdowo/rust-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrozdowo%2Frust-raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrozdowo%2Frust-raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b46d044a7af41516f47fa9e536e15e58af62244
[INFO] checking drozdowo/rust-raytracer against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrozdowo%2Frust-raytracer" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/drozdowo/rust-raytracer on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/drozdowo/rust-raytracer
[INFO] finished tweaking git repo https://github.com/drozdowo/rust-raytracer
[INFO] tweaked toml for git repo https://github.com/drozdowo/rust-raytracer written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/drozdowo/rust-raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95850645fe8b13ddc059873b72ea4e68d72ad053442214db2ed96c9ed8804846
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "95850645fe8b13ddc059873b72ea4e68d72ad053442214db2ed96c9ed8804846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95850645fe8b13ddc059873b72ea4e68d72ad053442214db2ed96c9ed8804846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95850645fe8b13ddc059873b72ea4e68d72ad053442214db2ed96c9ed8804846", kill_on_drop: false }`
[INFO] [stdout] 95850645fe8b13ddc059873b72ea4e68d72ad053442214db2ed96c9ed8804846
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d089ffd1bfec0ba0363ae39df4a3bab9ed3239c88e54b354ee7ca1e6823b9f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d089ffd1bfec0ba0363ae39df4a3bab9ed3239c88e54b354ee7ca1e6823b9f5", kill_on_drop: false }`
[INFO] [stderr]     Checking raytracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/vector3.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use std::ops::Index;
[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: `new`
[INFO] [stdout]    --> src/vector3.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 |         pub fn new() -> 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: `to_string`
[INFO] [stdout]    --> src/vector3.rs:194:16
[INFO] [stdout]     |
[INFO] [stdout] 194 |         pub fn to_string(&self) -> String {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross_product`
[INFO] [stdout]    --> src/vector3.rs:215:16
[INFO] [stdout]     |
[INFO] [stdout] 215 |         pub fn cross_product(&self, other: Vec3) -> Vec3{
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |         pub fn new() -> Ray {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `origin`
[INFO] [stdout]   --> src/ray.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         pub fn origin(self) -> Vec3 {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir`
[INFO] [stdout]   --> src/ray.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |         pub fn dir(self) -> Vec3 {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main2`
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn main2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let N = (ray.at(t) - Vec3 {x:0.0, y:0.0, z: -1.0}).unit_vector();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/vector3.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use std::ops::Index;
[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: `new`
[INFO] [stdout]    --> src/vector3.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 |         pub fn new() -> 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: `to_string`
[INFO] [stdout]    --> src/vector3.rs:194:16
[INFO] [stdout]     |
[INFO] [stdout] 194 |         pub fn to_string(&self) -> String {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross_product`
[INFO] [stdout]    --> src/vector3.rs:215:16
[INFO] [stdout]     |
[INFO] [stdout] 215 |         pub fn cross_product(&self, other: Vec3) -> Vec3{
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |         pub fn new() -> Ray {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `origin`
[INFO] [stdout]   --> src/ray.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         pub fn origin(self) -> Vec3 {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir`
[INFO] [stdout]   --> src/ray.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |         pub fn dir(self) -> Vec3 {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main2`
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn main2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let N = (ray.at(t) - Vec3 {x:0.0, y:0.0, z: -1.0}).unit_vector();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "3d089ffd1bfec0ba0363ae39df4a3bab9ed3239c88e54b354ee7ca1e6823b9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d089ffd1bfec0ba0363ae39df4a3bab9ed3239c88e54b354ee7ca1e6823b9f5", kill_on_drop: false }`
[INFO] [stdout] 3d089ffd1bfec0ba0363ae39df4a3bab9ed3239c88e54b354ee7ca1e6823b9f5