[INFO] crate rtow 0.1.0 is already in cache
[INFO] extracting crate rtow 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rtow/0.1.0
[INFO] extracting crate rtow 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rtow/0.1.0
[INFO] validating manifest of rtow-0.1.0 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 rtow-0.1.0 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 rtow-0.1.0
[INFO] finished frobbing rtow-0.1.0
[INFO] frobbed toml for rtow-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rtow/0.1.0/Cargo.toml
[INFO] started frobbing rtow-0.1.0
[INFO] finished frobbing rtow-0.1.0
[INFO] frobbed toml for rtow-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rtow/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rtow-0.1.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rtow/0.1.0:/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] d126d380aa995b33b3c437cb0469d0b671a5eebc6376db29cd7860f9edb66ce3
[INFO] running `"docker" "start" "-a" "d126d380aa995b33b3c437cb0469d0b671a5eebc6376db29cd7860f9edb66ce3"`
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling chan v0.1.23
[INFO] [stderr]    Compiling alga v0.5.4
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling nalgebra v0.14.4
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.14.4/src/core/cg.rs:292:44
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling rtow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ray.rs:40:33
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn color(&self, world: &Hitable, depth: i32) -> Vector3<f64> {
[INFO] [stderr]    |                                 ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.95s
[INFO] running `"docker" "inspect" "d126d380aa995b33b3c437cb0469d0b671a5eebc6376db29cd7860f9edb66ce3"`
[INFO] running `"docker" "rm" "-f" "d126d380aa995b33b3c437cb0469d0b671a5eebc6376db29cd7860f9edb66ce3"`
[INFO] [stdout] d126d380aa995b33b3c437cb0469d0b671a5eebc6376db29cd7860f9edb66ce3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rtow/0.1.0:/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] 9e3b34f88e038954a943a58ddb25d61cb544800569dfb783e97e656fe0779cc9
[INFO] running `"docker" "start" "-a" "9e3b34f88e038954a943a58ddb25d61cb544800569dfb783e97e656fe0779cc9"`
[INFO] [stderr]    Compiling rtow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ray.rs:40:33
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn color(&self, world: &Hitable, depth: i32) -> Vector3<f64> {
[INFO] [stderr]    |                                 ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "9e3b34f88e038954a943a58ddb25d61cb544800569dfb783e97e656fe0779cc9"`
[INFO] running `"docker" "rm" "-f" "9e3b34f88e038954a943a58ddb25d61cb544800569dfb783e97e656fe0779cc9"`
[INFO] [stdout] 9e3b34f88e038954a943a58ddb25d61cb544800569dfb783e97e656fe0779cc9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rtow/0.1.0:/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] 4c0bcd49776f809c838f6613990c02c37fcca4f8134ee67cee856086aaeee2ea
[INFO] running `"docker" "start" "-a" "4c0bcd49776f809c838f6613990c02c37fcca4f8134ee67cee856086aaeee2ea"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rtow-13111ca701bc8406
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rtow-db0b476ea3087e7b
[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] [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] [stderr]    Doc-tests rtow
[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" "4c0bcd49776f809c838f6613990c02c37fcca4f8134ee67cee856086aaeee2ea"`
[INFO] running `"docker" "rm" "-f" "4c0bcd49776f809c838f6613990c02c37fcca4f8134ee67cee856086aaeee2ea"`
[INFO] [stdout] 4c0bcd49776f809c838f6613990c02c37fcca4f8134ee67cee856086aaeee2ea