[INFO] updating cached repository tilacog/purple-rain
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tilacog/purple-rain
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tilacog/purple-rain" "work/ex/beta-1.37-6/sources/1.36.0/gh/tilacog/purple-rain"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tilacog/purple-rain'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tilacog/purple-rain" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tilacog/purple-rain"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tilacog/purple-rain'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6f9138f7f10ff25ed89f79736dcf41a31e26f407
[INFO] sha for GitHub repo tilacog/purple-rain: 6f9138f7f10ff25ed89f79736dcf41a31e26f407
[INFO] validating manifest of tilacog/purple-rain on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tilacog/purple-rain on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tilacog/purple-rain
[INFO] finished frobbing tilacog/purple-rain
[INFO] frobbed toml for tilacog/purple-rain written to work/ex/beta-1.37-6/sources/1.36.0/gh/tilacog/purple-rain/Cargo.toml
[INFO] started frobbing tilacog/purple-rain
[INFO] finished frobbing tilacog/purple-rain
[INFO] frobbed toml for tilacog/purple-rain written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tilacog/purple-rain/Cargo.toml
[INFO] crate tilacog/purple-rain already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tilacog/purple-rain against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tilacog/purple-rain:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] fc085056671e5056d5d74440fe87e378be9b07c85b4a26a2407bc78b50db4dd5
[INFO] running `"docker" "start" "-a" "fc085056671e5056d5d74440fe87e378be9b07c85b4a26a2407bc78b50db4dd5"`
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling ogg v0.4.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling app_dirs2 v2.0.3
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling toml v0.4.9
[INFO] [stderr]    Compiling euclid v0.17.3
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling sid v0.5.2
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling twox-hash v1.1.1
[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling lewton v0.5.2
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling alga v0.5.4
[INFO] [stderr]    Compiling rusttype v0.5.2
[INFO] [stderr]    Compiling lyon_geom v0.10.1
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling lyon_path v0.10.1
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling nalgebra v0.14.4
[INFO] [stderr]    Compiling zip v0.3.3
[INFO] [stderr]    Compiling lyon_tessellation v0.10.2
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling rodio v0.7.0
[INFO] [stderr]    Compiling lyon v0.10.2
[INFO] [stderr]    Compiling gfx_core v0.8.3
[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 gfx v0.17.1
[INFO] [stderr]    Compiling gfx_device_gl v0.15.3
[INFO] [stderr]    Compiling gfx_window_sdl v0.8.0
[INFO] [stderr]    Compiling gfx_glyph v0.10.2
[INFO] [stderr]    Compiling ggez v0.4.4
[INFO] [stderr]    Compiling purple-rain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 46s
[INFO] running `"docker" "inspect" "fc085056671e5056d5d74440fe87e378be9b07c85b4a26a2407bc78b50db4dd5"`
[INFO] running `"docker" "rm" "-f" "fc085056671e5056d5d74440fe87e378be9b07c85b4a26a2407bc78b50db4dd5"`
[INFO] [stdout] fc085056671e5056d5d74440fe87e378be9b07c85b4a26a2407bc78b50db4dd5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tilacog/purple-rain:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a245c66f64885576ce558cf519d6a4fc9d6d19f535636cdbb83491cdcf09cf7e
[INFO] running `"docker" "start" "-a" "a245c66f64885576ce558cf519d6a4fc9d6d19f535636cdbb83491cdcf09cf7e"`
[INFO] [stderr]    Compiling purple-rain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "a245c66f64885576ce558cf519d6a4fc9d6d19f535636cdbb83491cdcf09cf7e"`
[INFO] running `"docker" "rm" "-f" "a245c66f64885576ce558cf519d6a4fc9d6d19f535636cdbb83491cdcf09cf7e"`
[INFO] [stdout] a245c66f64885576ce558cf519d6a4fc9d6d19f535636cdbb83491cdcf09cf7e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tilacog/purple-rain:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] fe1e01383836d7f6fa47435953bb96cdd32456316f0c95b3d5b6c5a2c54c28a9
[INFO] running `"docker" "start" "-a" "fe1e01383836d7f6fa47435953bb96cdd32456316f0c95b3d5b6c5a2c54c28a9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/purple_rain-f2cbf6c6800b2510
[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" "fe1e01383836d7f6fa47435953bb96cdd32456316f0c95b3d5b6c5a2c54c28a9"`
[INFO] running `"docker" "rm" "-f" "fe1e01383836d7f6fa47435953bb96cdd32456316f0c95b3d5b6c5a2c54c28a9"`
[INFO] [stdout] fe1e01383836d7f6fa47435953bb96cdd32456316f0c95b3d5b6c5a2c54c28a9