[INFO] updating cached repository iDeBugger/rust-ray-tracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iDeBugger/rust-ray-tracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iDeBugger/rust-ray-tracer" "work/ex/beta-1.38-1/sources/1.37.0/gh/iDeBugger/rust-ray-tracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iDeBugger/rust-ray-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iDeBugger/rust-ray-tracer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iDeBugger/rust-ray-tracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iDeBugger/rust-ray-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec364cab59bf50a4cf916cf014e061e5f6c016d8
[INFO] sha for GitHub repo iDeBugger/rust-ray-tracer: ec364cab59bf50a4cf916cf014e061e5f6c016d8
[INFO] validating manifest of iDeBugger/rust-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 iDeBugger/rust-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 iDeBugger/rust-ray-tracer
[INFO] finished frobbing iDeBugger/rust-ray-tracer
[INFO] frobbed toml for iDeBugger/rust-ray-tracer written to work/ex/beta-1.38-1/sources/1.37.0/gh/iDeBugger/rust-ray-tracer/Cargo.toml
[INFO] started frobbing iDeBugger/rust-ray-tracer
[INFO] finished frobbing iDeBugger/rust-ray-tracer
[INFO] frobbed toml for iDeBugger/rust-ray-tracer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iDeBugger/rust-ray-tracer/Cargo.toml
[INFO] crate iDeBugger/rust-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 iDeBugger/rust-ray-tracer 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-4/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/iDeBugger/rust-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6fd6c2ba6b2a0d123815e76f4be28ec9addc9ec542390950469e757b44d6990d
[INFO] running `"docker" "start" "-a" "6fd6c2ba6b2a0d123815e76f4be28ec9addc9ec542390950469e757b44d6990d"`
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling nalgebra v0.16.13
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.21.0
[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-0.16.13/src/base/cg.rs:291:44
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 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 ray-tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:48:21
[INFO] [stderr]    |
[INFO] [stderr] 48 |     lights: Vec<Box<Light>>,
[INFO] [stderr]    |                     ^^^^^ help: use `dyn`: `dyn Light`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.61s
[INFO] running `"docker" "inspect" "6fd6c2ba6b2a0d123815e76f4be28ec9addc9ec542390950469e757b44d6990d"`
[INFO] running `"docker" "rm" "-f" "6fd6c2ba6b2a0d123815e76f4be28ec9addc9ec542390950469e757b44d6990d"`
[INFO] [stdout] 6fd6c2ba6b2a0d123815e76f4be28ec9addc9ec542390950469e757b44d6990d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/iDeBugger/rust-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c499639e8f71dea648ef67ba0e827e9663475d6a885c78327b287dab9e22f073
[INFO] running `"docker" "start" "-a" "c499639e8f71dea648ef67ba0e827e9663475d6a885c78327b287dab9e22f073"`
[INFO] [stderr]    Compiling ray-tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:48:21
[INFO] [stderr]    |
[INFO] [stderr] 48 |     lights: Vec<Box<Light>>,
[INFO] [stderr]    |                     ^^^^^ help: use `dyn`: `dyn Light`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "c499639e8f71dea648ef67ba0e827e9663475d6a885c78327b287dab9e22f073"`
[INFO] running `"docker" "rm" "-f" "c499639e8f71dea648ef67ba0e827e9663475d6a885c78327b287dab9e22f073"`
[INFO] [stdout] c499639e8f71dea648ef67ba0e827e9663475d6a885c78327b287dab9e22f073
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/iDeBugger/rust-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 153fb432883bff57f619912c13c7b128d88fcc7193c31a12b32adc6bb950abe9
[INFO] running `"docker" "start" "-a" "153fb432883bff57f619912c13c7b128d88fcc7193c31a12b32adc6bb950abe9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ray_tracer-179eacbf3525d98f
[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" "153fb432883bff57f619912c13c7b128d88fcc7193c31a12b32adc6bb950abe9"`
[INFO] running `"docker" "rm" "-f" "153fb432883bff57f619912c13c7b128d88fcc7193c31a12b32adc6bb950abe9"`
[INFO] [stdout] 153fb432883bff57f619912c13c7b128d88fcc7193c31a12b32adc6bb950abe9