[INFO] updating cached repository ratschance/rs-ray-tracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ratschance/rs-ray-tracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ratschance/rs-ray-tracer" "work/ex/beta-1.38-1/sources/1.37.0/gh/ratschance/rs-ray-tracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ratschance/rs-ray-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ratschance/rs-ray-tracer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ratschance/rs-ray-tracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ratschance/rs-ray-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 973909d25eecd2a1140d585ce078b4839746a7f6
[INFO] sha for GitHub repo ratschance/rs-ray-tracer: 973909d25eecd2a1140d585ce078b4839746a7f6
[INFO] validating manifest of ratschance/rs-ray-tracer on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ratschance/rs-ray-tracer on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ratschance/rs-ray-tracer
[INFO] finished frobbing ratschance/rs-ray-tracer
[INFO] frobbed toml for ratschance/rs-ray-tracer written to work/ex/beta-1.38-1/sources/1.37.0/gh/ratschance/rs-ray-tracer/Cargo.toml
[INFO] started frobbing ratschance/rs-ray-tracer
[INFO] finished frobbing ratschance/rs-ray-tracer
[INFO] frobbed toml for ratschance/rs-ray-tracer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ratschance/rs-ray-tracer/Cargo.toml
[INFO] crate ratschance/rs-ray-tracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ratschance/rs-ray-tracer against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ratschance/rs-ray-tracer:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 23d1a50f9d7192b6ed413e974effbeb576ee862e184095583b3e59705974c7a6
[INFO] running `"docker" "start" "-a" "23d1a50f9d7192b6ed413e974effbeb576ee862e184095583b3e59705974c7a6"`
[INFO] [stderr]    Compiling rs-ray-tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hitable.rs:71:23
[INFO] [stderr]    |
[INFO] [stderr] 71 | impl Hitable for [Box<Hitable>] {
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:34
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn gen_random_scene() -> Vec<Box<Hitable>> {
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let mut hitable_list: Vec<Box<Hitable>> = Vec::new();
[INFO] [stderr]    |                                   ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:138:34
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn color(ray: &Ray, world: &[Box<Hitable>], depth: u8) -> Vec3 {
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |             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: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |             let mut ni_over_nt: f64;
[INFO] [stderr]    |                 ----^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let mut cosine: f64;
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "23d1a50f9d7192b6ed413e974effbeb576ee862e184095583b3e59705974c7a6"`
[INFO] running `"docker" "rm" "-f" "23d1a50f9d7192b6ed413e974effbeb576ee862e184095583b3e59705974c7a6"`
[INFO] [stdout] 23d1a50f9d7192b6ed413e974effbeb576ee862e184095583b3e59705974c7a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ratschance/rs-ray-tracer:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 83657b4b518e5c88e5d16e245d18153be272927954ef49ebda8fba990a38c9b5
[INFO] running `"docker" "start" "-a" "83657b4b518e5c88e5d16e245d18153be272927954ef49ebda8fba990a38c9b5"`
[INFO] [stderr]    Compiling rs-ray-tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hitable.rs:71:23
[INFO] [stderr]    |
[INFO] [stderr] 71 | impl Hitable for [Box<Hitable>] {
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:34
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn gen_random_scene() -> Vec<Box<Hitable>> {
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let mut hitable_list: Vec<Box<Hitable>> = Vec::new();
[INFO] [stderr]    |                                   ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:138:34
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn color(ray: &Ray, world: &[Box<Hitable>], depth: u8) -> Vec3 {
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |             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: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |             let mut ni_over_nt: f64;
[INFO] [stderr]    |                 ----^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let mut cosine: f64;
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "83657b4b518e5c88e5d16e245d18153be272927954ef49ebda8fba990a38c9b5"`
[INFO] running `"docker" "rm" "-f" "83657b4b518e5c88e5d16e245d18153be272927954ef49ebda8fba990a38c9b5"`
[INFO] [stdout] 83657b4b518e5c88e5d16e245d18153be272927954ef49ebda8fba990a38c9b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ratschance/rs-ray-tracer:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d5c5331d5985e9a0215f54dba950ec3f738eb2dc3ca9b7362463a396ef43dacd
[INFO] running `"docker" "start" "-a" "d5c5331d5985e9a0215f54dba950ec3f738eb2dc3ca9b7362463a396ef43dacd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rs_ray_tracer-96f4032ae2b11139
[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" "d5c5331d5985e9a0215f54dba950ec3f738eb2dc3ca9b7362463a396ef43dacd"`
[INFO] running `"docker" "rm" "-f" "d5c5331d5985e9a0215f54dba950ec3f738eb2dc3ca9b7362463a396ef43dacd"`
[INFO] [stdout] d5c5331d5985e9a0215f54dba950ec3f738eb2dc3ca9b7362463a396ef43dacd