[INFO] updating cached repository mashiro-no-rabo/ray-tracer-challenge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mashiro-no-rabo/ray-tracer-challenge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mashiro-no-rabo/ray-tracer-challenge" "work/ex/beta-1.38-1/sources/1.37.0/gh/mashiro-no-rabo/ray-tracer-challenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mashiro-no-rabo/ray-tracer-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mashiro-no-rabo/ray-tracer-challenge" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mashiro-no-rabo/ray-tracer-challenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mashiro-no-rabo/ray-tracer-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 54fe415464c040222836f5ca3c359706b00255b3
[INFO] sha for GitHub repo mashiro-no-rabo/ray-tracer-challenge: 54fe415464c040222836f5ca3c359706b00255b3
[INFO] validating manifest of mashiro-no-rabo/ray-tracer-challenge 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 mashiro-no-rabo/ray-tracer-challenge 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 mashiro-no-rabo/ray-tracer-challenge
[INFO] finished frobbing mashiro-no-rabo/ray-tracer-challenge
[INFO] frobbed toml for mashiro-no-rabo/ray-tracer-challenge written to work/ex/beta-1.38-1/sources/1.37.0/gh/mashiro-no-rabo/ray-tracer-challenge/Cargo.toml
[INFO] started frobbing mashiro-no-rabo/ray-tracer-challenge
[INFO] finished frobbing mashiro-no-rabo/ray-tracer-challenge
[INFO] frobbed toml for mashiro-no-rabo/ray-tracer-challenge written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mashiro-no-rabo/ray-tracer-challenge/Cargo.toml
[INFO] crate mashiro-no-rabo/ray-tracer-challenge 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 mashiro-no-rabo/ray-tracer-challenge against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mashiro-no-rabo/ray-tracer-challenge:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 8be564d6d41b36f7df0756c313b5673b24ae6389c6546023ce2bc7b1c992c54a
[INFO] running `"docker" "start" "-a" "8be564d6d41b36f7df0756c313b5673b24ae6389c6546023ce2bc7b1c992c54a"`
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rtc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `is_point`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn is_point(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_vector`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn is_vector(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn new(x: f64, y: f64, z: f64, w: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_point`
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn new_point(x: f64, y: f64, z: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_vector`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn new_vector(x: f64, y: f64, z: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn add(&self, other: &Self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sub`
[INFO] [stderr]   --> src/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn sub(&self, other: &Self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `neg`
[INFO] [stderr]   --> src/main.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn neg(&self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `muls`
[INFO] [stderr]   --> src/main.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn muls(&self, scalar: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `divs`
[INFO] [stderr]   --> src/main.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn divs(&self, scalar: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `magnitude`
[INFO] [stderr]   --> src/main.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn magnitude(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normalize`
[INFO] [stderr]   --> src/main.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn normalize(&self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dot`
[INFO] [stderr]   --> src/main.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn dot(&self, other: &Self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cross`
[INFO] [stderr]   --> src/main.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn cross(&self, other: &Self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "8be564d6d41b36f7df0756c313b5673b24ae6389c6546023ce2bc7b1c992c54a"`
[INFO] running `"docker" "rm" "-f" "8be564d6d41b36f7df0756c313b5673b24ae6389c6546023ce2bc7b1c992c54a"`
[INFO] [stdout] 8be564d6d41b36f7df0756c313b5673b24ae6389c6546023ce2bc7b1c992c54a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mashiro-no-rabo/ray-tracer-challenge:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 75f9ac283ad64fb6cab08c1e9e0ea53fbf97761df3af168d13545fa17f1c1417
[INFO] running `"docker" "start" "-a" "75f9ac283ad64fb6cab08c1e9e0ea53fbf97761df3af168d13545fa17f1c1417"`
[INFO] [stderr]    Compiling rtc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "75f9ac283ad64fb6cab08c1e9e0ea53fbf97761df3af168d13545fa17f1c1417"`
[INFO] running `"docker" "rm" "-f" "75f9ac283ad64fb6cab08c1e9e0ea53fbf97761df3af168d13545fa17f1c1417"`
[INFO] [stdout] 75f9ac283ad64fb6cab08c1e9e0ea53fbf97761df3af168d13545fa17f1c1417
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mashiro-no-rabo/ray-tracer-challenge:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8acd20b14812343953f01e6cf7ad84333ab1b31449744d3ead0d322346af584f
[INFO] running `"docker" "start" "-a" "8acd20b14812343953f01e6cf7ad84333ab1b31449744d3ead0d322346af584f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rtc-4c5f7801eaf8ade5
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::create_point ... ok
[INFO] [stdout] test tests::create_vector ... ok
[INFO] [stdout] test tests::tuple_magnitude ... ok
[INFO] [stdout] test tests::tuple_mul_scalar ... ok
[INFO] [stdout] test tests::tuple_dot ... ok
[INFO] [stdout] test tests::tuple_div_scalar ... ok
[INFO] [stdout] test tests::tuple_as_point ... ok
[INFO] [stdout] test tests::tuple_cross ... ok
[INFO] [stdout] test tests::tuple_as_vector ... ok
[INFO] [stdout] test tests::tuple_neg ... ok
[INFO] [stdout] test tests::tuple_neg_via_sub ... ok
[INFO] [stdout] test tests::tuple_normalization ... ok
[INFO] [stdout] test tests::tuple_sub_pp ... ok
[INFO] [stdout] test tests::tuple_sub_pv ... ok
[INFO] [stdout] test tests::tuple_add ... ok
[INFO] [stdout] test tests::tuple_sub_vv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8acd20b14812343953f01e6cf7ad84333ab1b31449744d3ead0d322346af584f"`
[INFO] running `"docker" "rm" "-f" "8acd20b14812343953f01e6cf7ad84333ab1b31449744d3ead0d322346af584f"`
[INFO] [stdout] 8acd20b14812343953f01e6cf7ad84333ab1b31449744d3ead0d322346af584f