[INFO] cloning repository https://github.com/kasparas-ban/rust_ray_tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kasparas-ban/rust_ray_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkasparas-ban%2Frust_ray_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkasparas-ban%2Frust_ray_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4783a5807f62a57fc6150cdf254f97e3c84d44ab
[INFO] checking kasparas-ban/rust_ray_tracer against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkasparas-ban%2Frust_ray_tracer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kasparas-ban/rust_ray_tracer on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kasparas-ban/rust_ray_tracer
[INFO] finished tweaking git repo https://github.com/kasparas-ban/rust_ray_tracer
[INFO] tweaked toml for git repo https://github.com/kasparas-ban/rust_ray_tracer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kasparas-ban/rust_ray_tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c30e5435c56dd957ab7c709bd9e9d467936af10fa03619a7db0fe732c12c922
[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" "5c30e5435c56dd957ab7c709bd9e9d467936af10fa03619a7db0fe732c12c922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c30e5435c56dd957ab7c709bd9e9d467936af10fa03619a7db0fe732c12c922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c30e5435c56dd957ab7c709bd9e9d467936af10fa03619a7db0fe732c12c922", kill_on_drop: false }`
[INFO] [stdout] 5c30e5435c56dd957ab7c709bd9e9d467936af10fa03619a7db0fe732c12c922
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c11aa37a64afd8ef9cfc93bacfbd6218dbb531bf70cf5013d136a13acb94dccb
[INFO] running `Command { std: "docker" "start" "-a" "c11aa37a64afd8ef9cfc93bacfbd6218dbb531bf70cf5013d136a13acb94dccb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[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 rust_ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     w: Vec3,
[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: `clear`
[INFO] [stdout]   --> src/hittable_list.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_in_hemisphere`
[INFO] [stdout]   --> src/vec3.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn random_in_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     w: Vec3,
[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: `clear`
[INFO] [stdout]   --> src/hittable_list.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_in_hemisphere`
[INFO] [stdout]   --> src/vec3.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn random_in_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "c11aa37a64afd8ef9cfc93bacfbd6218dbb531bf70cf5013d136a13acb94dccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c11aa37a64afd8ef9cfc93bacfbd6218dbb531bf70cf5013d136a13acb94dccb", kill_on_drop: false }`
[INFO] [stdout] c11aa37a64afd8ef9cfc93bacfbd6218dbb531bf70cf5013d136a13acb94dccb