[INFO] cloning repository https://github.com/osak/ray-tracing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/osak/ray-tracing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosak%2Fray-tracing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosak%2Fray-tracing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8d3f21a49803a876ed1be61a129b48f88657017
[INFO] testing osak/ray-tracing-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosak%2Fray-tracing-rust" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/osak/ray-tracing-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/osak/ray-tracing-rust
[INFO] finished tweaking git repo https://github.com/osak/ray-tracing-rust
[INFO] tweaked toml for git repo https://github.com/osak/ray-tracing-rust written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/osak/ray-tracing-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b57aee88af0599cf9c80331f63b1b6990d52d561570319aaec8f1f886eb713f
[INFO] running `Command { std: "docker" "start" "-a" "6b57aee88af0599cf9c80331f63b1b6990d52d561570319aaec8f1f886eb713f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b57aee88af0599cf9c80331f63b1b6990d52d561570319aaec8f1f886eb713f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b57aee88af0599cf9c80331f63b1b6990d52d561570319aaec8f1f886eb713f", kill_on_drop: false }`
[INFO] [stdout] 6b57aee88af0599cf9c80331f63b1b6990d52d561570319aaec8f1f886eb713f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16d137e200e4f5b87f6979f7f1724c5e2ca74396498a901254c421a93eaf9046
[INFO] running `Command { std: "docker" "start" "-a" "16d137e200e4f5b87f6979f7f1724c5e2ca74396498a901254c421a93eaf9046", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling impl_ops v0.1.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling ray-tracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `Color`
[INFO] [stdout]    --> fallback/vec3.rs:137:1
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub type Color = Vec3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clamp`
[INFO] [stdout]   --> main.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn clamp(v: f64, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "16d137e200e4f5b87f6979f7f1724c5e2ca74396498a901254c421a93eaf9046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d137e200e4f5b87f6979f7f1724c5e2ca74396498a901254c421a93eaf9046", kill_on_drop: false }`
[INFO] [stdout] 16d137e200e4f5b87f6979f7f1724c5e2ca74396498a901254c421a93eaf9046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50935a734817a6ff8ab5df0825d5d6fedf4b3be1f839526fbd2ccd4800de0bd7
[INFO] running `Command { std: "docker" "start" "-a" "50935a734817a6ff8ab5df0825d5d6fedf4b3be1f839526fbd2ccd4800de0bd7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ray-tracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `Color`
[INFO] [stdout]    --> fallback/vec3.rs:137:1
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub type Color = Vec3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clamp`
[INFO] [stdout]   --> main.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn clamp(v: f64, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "50935a734817a6ff8ab5df0825d5d6fedf4b3be1f839526fbd2ccd4800de0bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50935a734817a6ff8ab5df0825d5d6fedf4b3be1f839526fbd2ccd4800de0bd7", kill_on_drop: false }`
[INFO] [stdout] 50935a734817a6ff8ab5df0825d5d6fedf4b3be1f839526fbd2ccd4800de0bd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2457ae66f624c809fb9ff6d20e5b6b19fddc8778e92906c72048a0229f972c6
[INFO] running `Command { std: "docker" "start" "-a" "c2457ae66f624c809fb9ff6d20e5b6b19fddc8778e92906c72048a0229f972c6", kill_on_drop: false }`
[INFO] [stderr] warning: type alias is never used: `Color`
[INFO] [stderr]    --> fallback/vec3.rs:137:1
[INFO] [stderr]     |
[INFO] [stderr] 137 | pub type Color = Vec3;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clamp`
[INFO] [stderr]   --> main.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn clamp(v: f64, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ray-tracing-rust` (bin "ray-tracing-rust" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ray_tracing_rust-accdb1aa827afbf4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2457ae66f624c809fb9ff6d20e5b6b19fddc8778e92906c72048a0229f972c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2457ae66f624c809fb9ff6d20e5b6b19fddc8778e92906c72048a0229f972c6", kill_on_drop: false }`
[INFO] [stdout] c2457ae66f624c809fb9ff6d20e5b6b19fddc8778e92906c72048a0229f972c6