[INFO] cloning repository https://github.com/timraymond/rust_tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timraymond/rust_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimraymond%2Frust_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimraymond%2Frust_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 940475e0bbe80bf2c30503bc2dcc07bcec2ae0c4
[INFO] checking timraymond/rust_tracer against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimraymond%2Frust_tracer" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timraymond/rust_tracer
[INFO] finished tweaking git repo https://github.com/timraymond/rust_tracer
[INFO] tweaked toml for git repo https://github.com/timraymond/rust_tracer written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timraymond/rust_tracer on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timraymond/rust_tracer 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" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pbr v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc
[INFO] running `Command { std: "docker" "start" "aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Material`
[INFO] [stdout]  --> src/vec3.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::material::{Material};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vec3.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         (self.0*self.0 +
[INFO] [stdout]     |         ^
[INFO] [stdout] 120 |          self.1*self.1 +
[INFO] [stdout] 121 |          self.2*self.2)
[INFO] [stdout]     |                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 119 ~         self.0*self.0 +
[INFO] [stdout] 120 |          self.1*self.1 +
[INFO] [stdout] 121 ~          self.2*self.2 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> src/vec3.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     w: 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: associated function `random` is never used
[INFO] [stdout]   --> src/vec3.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl Vec3 {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn random(lower: f64, upper: f64) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord>;
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord<'_>>;
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Material`
[INFO] [stdout]  --> src/vec3.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::material::{Material};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vec3.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         (self.0*self.0 +
[INFO] [stdout]     |         ^
[INFO] [stdout] 120 |          self.1*self.1 +
[INFO] [stdout] 121 |          self.2*self.2)
[INFO] [stdout]     |                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 119 ~         self.0*self.0 +
[INFO] [stdout] 120 |          self.1*self.1 +
[INFO] [stdout] 121 ~          self.2*self.2 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> src/vec3.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     w: 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: associated functions `unit` and `random` are never used
[INFO] [stdout]   --> src/vec3.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl Vec3 {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] 89 |     pub fn unit() -> Vec3 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn random(lower: f64, upper: f64) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord>;
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord<'_>>;
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn hit(&self, r: &Ray, t_min: f64, t_max: f64) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc", kill_on_drop: false }`
[INFO] [stdout] aadb2d91c3c7cd79aa455f677ba291aa9a912e4550ba9c80a83df176307cc1bc
