[INFO] cloning repository https://github.com/kawaemon/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaemon/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d9c1b6e976a944d22d9085f274844a74822eb11
[INFO] checking kawaemon/raytracer against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fraytracer" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kawaemon/raytracer on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kawaemon/raytracer
[INFO] finished tweaking git repo https://github.com/kawaemon/raytracer
[INFO] tweaked toml for git repo https://github.com/kawaemon/raytracer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kawaemon/raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2bb010c7063e6f76817b4c990a76df3f2c8abeac0affb74c4cb463edaad1d41
[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" "e2bb010c7063e6f76817b4c990a76df3f2c8abeac0affb74c4cb463edaad1d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2bb010c7063e6f76817b4c990a76df3f2c8abeac0affb74c4cb463edaad1d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2bb010c7063e6f76817b4c990a76df3f2c8abeac0affb74c4cb463edaad1d41", kill_on_drop: false }`
[INFO] [stdout] e2bb010c7063e6f76817b4c990a76df3f2c8abeac0affb74c4cb463edaad1d41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fecdfa9a02493b82aeaee845ab486c7b01c0a656a9c1db13b737fbbbf668d256
[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" "fecdfa9a02493b82aeaee845ab486c7b01c0a656a9c1db13b737fbbbf668d256", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking sdl2-sys v0.34.3
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking sdl2 v0.34.3
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking raytracing2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `checked_obj::CheckedObject`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use checked_obj::CheckedObject;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `light::Light`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use light::Light;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `textured_obj::TexturedObj`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use textured_obj::TexturedObj;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `checked_obj::CheckedObject`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use checked_obj::CheckedObject;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `light::Light`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use light::Light;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `textured_obj::TexturedObj`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use textured_obj::TexturedObj;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/scene.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut light = self.trace(
[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: constant is never used: `VACUUM_REFRACTIVE_INDEX`
[INFO] [stdout]   --> src/scene.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const VACUUM_REFRACTIVE_INDEX: f64 = 1.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lights`
[INFO] [stdout]   --> src/scene.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     lights: Vec<Light>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_light`
[INFO] [stdout]   --> src/scene.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn add_light(&mut self, l: Light) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `visible`
[INFO] [stdout]   --> src/scene.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn visible(&self, org: Vector3, target: Vector3) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `diffuse_lighting`
[INFO] [stdout]   --> src/scene.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn diffuse_lighting(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lighting`
[INFO] [stdout]    --> src/scene.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn lighting(&self, point: Vector3, normal: Vector3, material: Material) -> Spectrum {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reflect`
[INFO] [stdout]   --> src/vector.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn reflect(&self, normal: &Self) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `refract`
[INFO] [stdout]   --> src/vector.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn refract(&self, normal: Self, eta: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/scene.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut light = self.trace(
[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: constant is never used: `VACUUM_REFRACTIVE_INDEX`
[INFO] [stdout]   --> src/scene.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const VACUUM_REFRACTIVE_INDEX: f64 = 1.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lights`
[INFO] [stdout]   --> src/scene.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     lights: Vec<Light>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_light`
[INFO] [stdout]   --> src/scene.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn add_light(&mut self, l: Light) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `visible`
[INFO] [stdout]   --> src/scene.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn visible(&self, org: Vector3, target: Vector3) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `diffuse_lighting`
[INFO] [stdout]   --> src/scene.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn diffuse_lighting(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lighting`
[INFO] [stdout]    --> src/scene.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn lighting(&self, point: Vector3, normal: Vector3, material: Material) -> Spectrum {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reflect`
[INFO] [stdout]   --> src/vector.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn reflect(&self, normal: &Self) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `refract`
[INFO] [stdout]   --> src/vector.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn refract(&self, normal: Self, eta: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.42s
[INFO] running `Command { std: "docker" "inspect" "fecdfa9a02493b82aeaee845ab486c7b01c0a656a9c1db13b737fbbbf668d256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fecdfa9a02493b82aeaee845ab486c7b01c0a656a9c1db13b737fbbbf668d256", kill_on_drop: false }`
[INFO] [stdout] fecdfa9a02493b82aeaee845ab486c7b01c0a656a9c1db13b737fbbbf668d256