[INFO] updating cached repository capturcus/raytray
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/capturcus/raytray
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/capturcus/raytray" "work/ex/beta-1.38-1/sources/1.37.0/gh/capturcus/raytray"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/capturcus/raytray'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/capturcus/raytray" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/capturcus/raytray"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/capturcus/raytray'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 350522b79792267cfd3829a5b562a60063bea51c
[INFO] sha for GitHub repo capturcus/raytray: 350522b79792267cfd3829a5b562a60063bea51c
[INFO] validating manifest of capturcus/raytray 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 capturcus/raytray 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 capturcus/raytray
[INFO] finished frobbing capturcus/raytray
[INFO] frobbed toml for capturcus/raytray written to work/ex/beta-1.38-1/sources/1.37.0/gh/capturcus/raytray/Cargo.toml
[INFO] started frobbing capturcus/raytray
[INFO] finished frobbing capturcus/raytray
[INFO] frobbed toml for capturcus/raytray written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/capturcus/raytray/Cargo.toml
[INFO] crate capturcus/raytray 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 capturcus/raytray 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-2/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/capturcus/raytray:/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] 716b1f784c13df992a968b0ec8ea221924ca9201e448fcfa581c1a608609f52f
[INFO] running `"docker" "start" "-a" "716b1f784c13df992a968b0ec8ea221924ca9201e448fcfa581c1a608609f52f"`
[INFO] [stderr]    Compiling inflate v0.4.2
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling raytray v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `File`, `OpenOptions`
[INFO] [stderr]  --> src/main.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::{File, OpenOptions};
[INFO] [stderr]   |               ^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.73s
[INFO] running `"docker" "inspect" "716b1f784c13df992a968b0ec8ea221924ca9201e448fcfa581c1a608609f52f"`
[INFO] running `"docker" "rm" "-f" "716b1f784c13df992a968b0ec8ea221924ca9201e448fcfa581c1a608609f52f"`
[INFO] [stdout] 716b1f784c13df992a968b0ec8ea221924ca9201e448fcfa581c1a608609f52f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/capturcus/raytray:/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] 04032a7aee642842d8a0e21152f7a72e2158546a5651cce7c3e46590f746595f
[INFO] running `"docker" "start" "-a" "04032a7aee642842d8a0e21152f7a72e2158546a5651cce7c3e46590f746595f"`
[INFO] [stderr]    Compiling raytray v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `File`, `OpenOptions`
[INFO] [stderr]  --> src/main.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::{File, OpenOptions};
[INFO] [stderr]   |               ^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "04032a7aee642842d8a0e21152f7a72e2158546a5651cce7c3e46590f746595f"`
[INFO] running `"docker" "rm" "-f" "04032a7aee642842d8a0e21152f7a72e2158546a5651cce7c3e46590f746595f"`
[INFO] [stdout] 04032a7aee642842d8a0e21152f7a72e2158546a5651cce7c3e46590f746595f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/capturcus/raytray:/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] 878078aae00447be468cd5b9cb3d1b55615f7606a62d890bdd8bc1c888cb97c3
[INFO] running `"docker" "start" "-a" "878078aae00447be468cd5b9cb3d1b55615f7606a62d890bdd8bc1c888cb97c3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/raytray-569336e147377a16
[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" "878078aae00447be468cd5b9cb3d1b55615f7606a62d890bdd8bc1c888cb97c3"`
[INFO] running `"docker" "rm" "-f" "878078aae00447be468cd5b9cb3d1b55615f7606a62d890bdd8bc1c888cb97c3"`
[INFO] [stdout] 878078aae00447be468cd5b9cb3d1b55615f7606a62d890bdd8bc1c888cb97c3