[INFO] updating cached repository baransu/pbrt-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/baransu/pbrt-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/baransu/pbrt-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/baransu/pbrt-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/baransu/pbrt-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/baransu/pbrt-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/baransu/pbrt-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/baransu/pbrt-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f81ccefc543b91e96bf2fef2748c62476589a2bd
[INFO] sha for GitHub repo baransu/pbrt-rs: f81ccefc543b91e96bf2fef2748c62476589a2bd
[INFO] validating manifest of baransu/pbrt-rs 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 baransu/pbrt-rs 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 baransu/pbrt-rs
[INFO] finished frobbing baransu/pbrt-rs
[INFO] frobbed toml for baransu/pbrt-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/baransu/pbrt-rs/Cargo.toml
[INFO] started frobbing baransu/pbrt-rs
[INFO] finished frobbing baransu/pbrt-rs
[INFO] frobbed toml for baransu/pbrt-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/baransu/pbrt-rs/Cargo.toml
[INFO] crate baransu/pbrt-rs 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 baransu/pbrt-rs 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/baransu/pbrt-rs:/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] 6721f967ad6ebfc7bc1e471c48552d6b45a6072af8ede66250aa9820e1e9156d
[INFO] running `"docker" "start" "-a" "6721f967ad6ebfc7bc1e471c48552d6b45a6072af8ede66250aa9820e1e9156d"`
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling pbrt-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Intersectable`
[INFO] [stderr]  --> src/main.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | use pbrt::rendering::{Intersectable, Ray};
[INFO] [stderr]   |                       ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `black`
[INFO] [stderr]   --> src/pbrt/scene.rs:15:3
[INFO] [stderr]    |
[INFO] [stderr] 15 |   pub fn black() -> Color {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.44s
[INFO] running `"docker" "inspect" "6721f967ad6ebfc7bc1e471c48552d6b45a6072af8ede66250aa9820e1e9156d"`
[INFO] running `"docker" "rm" "-f" "6721f967ad6ebfc7bc1e471c48552d6b45a6072af8ede66250aa9820e1e9156d"`
[INFO] [stdout] 6721f967ad6ebfc7bc1e471c48552d6b45a6072af8ede66250aa9820e1e9156d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/baransu/pbrt-rs:/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] 4be7b67e72fb478641ba5dc7502ef316f89686d55dee764f85be26f7cbe05a04
[INFO] running `"docker" "start" "-a" "4be7b67e72fb478641ba5dc7502ef316f89686d55dee764f85be26f7cbe05a04"`
[INFO] [stderr]    Compiling pbrt-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Intersectable`
[INFO] [stderr]  --> src/main.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | use pbrt::rendering::{Intersectable, Ray};
[INFO] [stderr]   |                       ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `black`
[INFO] [stderr]   --> src/pbrt/scene.rs:15:3
[INFO] [stderr]    |
[INFO] [stderr] 15 |   pub fn black() -> Color {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "4be7b67e72fb478641ba5dc7502ef316f89686d55dee764f85be26f7cbe05a04"`
[INFO] running `"docker" "rm" "-f" "4be7b67e72fb478641ba5dc7502ef316f89686d55dee764f85be26f7cbe05a04"`
[INFO] [stdout] 4be7b67e72fb478641ba5dc7502ef316f89686d55dee764f85be26f7cbe05a04
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/baransu/pbrt-rs:/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] ca704893d79c42066fd9fe62d6312f712490c19f829cc674efcef5eb07c2fd36
[INFO] running `"docker" "start" "-a" "ca704893d79c42066fd9fe62d6312f712490c19f829cc674efcef5eb07c2fd36"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pbrt_rs-d2e6441d49b21e6d
[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" "ca704893d79c42066fd9fe62d6312f712490c19f829cc674efcef5eb07c2fd36"`
[INFO] running `"docker" "rm" "-f" "ca704893d79c42066fd9fe62d6312f712490c19f829cc674efcef5eb07c2fd36"`
[INFO] [stdout] ca704893d79c42066fd9fe62d6312f712490c19f829cc674efcef5eb07c2fd36