[INFO] cloning repository DTibbs/raytracing-weekend
[INFO] running `"git" "clone" "--bare" "git://github.com/DTibbs/raytracing-weekend.git" "work/cache/sources/gh/DTibbs/raytracing-weekend"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/DTibbs/raytracing-weekend'...
[INFO] running `"git" "clone" "work/cache/sources/gh/DTibbs/raytracing-weekend" "work/ex/beta-1.37-6/sources/1.36.0/gh/DTibbs/raytracing-weekend"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DTibbs/raytracing-weekend'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DTibbs/raytracing-weekend" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DTibbs/raytracing-weekend"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DTibbs/raytracing-weekend'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 555cf9c1ec8eb367bef8a4dc67872ed679b28a64
[INFO] sha for GitHub repo DTibbs/raytracing-weekend: 555cf9c1ec8eb367bef8a4dc67872ed679b28a64
[INFO] validating manifest of DTibbs/raytracing-weekend on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DTibbs/raytracing-weekend on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DTibbs/raytracing-weekend
[INFO] finished frobbing DTibbs/raytracing-weekend
[INFO] frobbed toml for DTibbs/raytracing-weekend written to work/ex/beta-1.37-6/sources/1.36.0/gh/DTibbs/raytracing-weekend/Cargo.toml
[INFO] started frobbing DTibbs/raytracing-weekend
[INFO] finished frobbing DTibbs/raytracing-weekend
[INFO] frobbed toml for DTibbs/raytracing-weekend written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DTibbs/raytracing-weekend/Cargo.toml
[INFO] crate DTibbs/raytracing-weekend already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing DTibbs/raytracing-weekend against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DTibbs/raytracing-weekend:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] bdb26286bfe3af74d2598a8ef8a1878ee9cde7db6a5e125bc72f857d364bbff1
[INFO] running `"docker" "start" "-a" "bdb26286bfe3af74d2598a8ef8a1878ee9cde7db6a5e125bc72f857d364bbff1"`
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling ray-tracing-weekend v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stderr]  --> src/main.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::{thread_rng, Rng};
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut outward_normal: Vec3;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FOUR_THREE`
[INFO] [stderr]   --> src/camera.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const FOUR_THREE: f32 = 768.0 / 1024.0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `generate_ppm`
[INFO] [stderr]   --> src/main.rs:56:1
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn generate_ppm(world: &Arc<HitableList>, cam: &Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.85s
[INFO] running `"docker" "inspect" "bdb26286bfe3af74d2598a8ef8a1878ee9cde7db6a5e125bc72f857d364bbff1"`
[INFO] running `"docker" "rm" "-f" "bdb26286bfe3af74d2598a8ef8a1878ee9cde7db6a5e125bc72f857d364bbff1"`
[INFO] [stdout] bdb26286bfe3af74d2598a8ef8a1878ee9cde7db6a5e125bc72f857d364bbff1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DTibbs/raytracing-weekend:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dc740c7545e938a0047feed6baa8aacfd7edc12bd24aed9ffbb31f9698772e7c
[INFO] running `"docker" "start" "-a" "dc740c7545e938a0047feed6baa8aacfd7edc12bd24aed9ffbb31f9698772e7c"`
[INFO] [stderr]    Compiling ray-tracing-weekend v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stderr]  --> src/main.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::{thread_rng, Rng};
[INFO] [stderr]   |            ^^^^^^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut outward_normal: Vec3;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FOUR_THREE`
[INFO] [stderr]   --> src/camera.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const FOUR_THREE: f32 = 768.0 / 1024.0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `generate_ppm`
[INFO] [stderr]   --> src/main.rs:56:1
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn generate_ppm(world: &Arc<HitableList>, cam: &Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "dc740c7545e938a0047feed6baa8aacfd7edc12bd24aed9ffbb31f9698772e7c"`
[INFO] running `"docker" "rm" "-f" "dc740c7545e938a0047feed6baa8aacfd7edc12bd24aed9ffbb31f9698772e7c"`
[INFO] [stdout] dc740c7545e938a0047feed6baa8aacfd7edc12bd24aed9ffbb31f9698772e7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DTibbs/raytracing-weekend:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] a625784eac0f6a2bfe296e17aa7c288e07fc4dc39cc67d5ad9a5594845632b1e
[INFO] running `"docker" "start" "-a" "a625784eac0f6a2bfe296e17aa7c288e07fc4dc39cc67d5ad9a5594845632b1e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ray_tracing_weekend-a42e00d6923a22a0
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a625784eac0f6a2bfe296e17aa7c288e07fc4dc39cc67d5ad9a5594845632b1e"`
[INFO] running `"docker" "rm" "-f" "a625784eac0f6a2bfe296e17aa7c288e07fc4dc39cc67d5ad9a5594845632b1e"`
[INFO] [stdout] a625784eac0f6a2bfe296e17aa7c288e07fc4dc39cc67d5ad9a5594845632b1e