[INFO] cloning repository https://github.com/whenyd/rt_one_weekend_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whenyd/rt_one_weekend_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhenyd%2Frt_one_weekend_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhenyd%2Frt_one_weekend_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d3a006b59f89bc28ca9109afa39d20ffa2177d2
[INFO] checking whenyd/rt_one_weekend_in_rust against try#a3dffdb3a32d0dedc198f9de7d43173f3eb6727b for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhenyd%2Frt_one_weekend_in_rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whenyd/rt_one_weekend_in_rust on toolchain a3dffdb3a32d0dedc198f9de7d43173f3eb6727b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whenyd/rt_one_weekend_in_rust
[INFO] finished tweaking git repo https://github.com/whenyd/rt_one_weekend_in_rust
[INFO] tweaked toml for git repo https://github.com/whenyd/rt_one_weekend_in_rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/whenyd/rt_one_weekend_in_rust 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" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8dbdc4e408d4cc966bfc655a8c90d83c5851d5406bc777c841b6a233b76485c
[INFO] running `Command { std: "docker" "start" "-a" "b8dbdc4e408d4cc966bfc655a8c90d83c5851d5406bc777c841b6a233b76485c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8dbdc4e408d4cc966bfc655a8c90d83c5851d5406bc777c841b6a233b76485c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8dbdc4e408d4cc966bfc655a8c90d83c5851d5406bc777c841b6a233b76485c", kill_on_drop: false }`
[INFO] [stdout] b8dbdc4e408d4cc966bfc655a8c90d83c5851d5406bc777c841b6a233b76485c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11828232c957094a4dfd3008bcef7d5aaaa0cf8aac139087ee8b898d5cbe98fc
[INFO] running `Command { std: "docker" "start" "-a" "11828232c957094a4dfd3008bcef7d5aaaa0cf8aac139087ee8b898d5cbe98fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rt_in_one_weekend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hittable::Hittable`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::hittable::Hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hittable::Hittable`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::hittable::Hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scattered> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/material.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut direction: Vec3;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut sphere_material: Rc<dyn Material>;
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_on_hemisphere` is never used
[INFO] [stdout]    --> src/vec3.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn random_on_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `clear` are never used
[INFO] [stdout]   --> src/hittable_list.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl HittableList {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 13 |     fn new(object: Rc<dyn Hittable>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `size` and `contains` are never used
[INFO] [stdout]   --> src/interval.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Interval {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn size(&self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EMPTY` is never used
[INFO] [stdout]   --> src/interval.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const EMPTY: Interval = Interval { min: INFINITY, max: -INFINITY };
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIVERSE` is never used
[INFO] [stdout]   --> src/interval.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const UNIVERSE: Interval = Interval { min: -INFINITY, max: INFINITY };
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scattered> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/material.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut direction: Vec3;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut sphere_material: Rc<dyn Material>;
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_on_hemisphere` is never used
[INFO] [stdout]    --> src/vec3.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn random_on_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `clear` are never used
[INFO] [stdout]   --> src/hittable_list.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl HittableList {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 13 |     fn new(object: Rc<dyn Hittable>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `size` and `contains` are never used
[INFO] [stdout]   --> src/interval.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Interval {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn size(&self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EMPTY` is never used
[INFO] [stdout]   --> src/interval.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const EMPTY: Interval = Interval { min: INFINITY, max: -INFINITY };
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIVERSE` is never used
[INFO] [stdout]   --> src/interval.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const UNIVERSE: Interval = Interval { min: -INFINITY, max: INFINITY };
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "11828232c957094a4dfd3008bcef7d5aaaa0cf8aac139087ee8b898d5cbe98fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11828232c957094a4dfd3008bcef7d5aaaa0cf8aac139087ee8b898d5cbe98fc", kill_on_drop: false }`
[INFO] [stdout] 11828232c957094a4dfd3008bcef7d5aaaa0cf8aac139087ee8b898d5cbe98fc
