[INFO] crate color_scaling 0.0.4 is already in cache
[INFO] extracting crate color_scaling 0.0.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/color_scaling/0.0.4
[INFO] extracting crate color_scaling 0.0.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/color_scaling/0.0.4
[INFO] validating manifest of color_scaling-0.0.4 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 color_scaling-0.0.4 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 color_scaling-0.0.4
[INFO] finished frobbing color_scaling-0.0.4
[INFO] frobbed toml for color_scaling-0.0.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/color_scaling/0.0.4/Cargo.toml
[INFO] started frobbing color_scaling-0.0.4
[INFO] finished frobbing color_scaling-0.0.4
[INFO] frobbed toml for color_scaling-0.0.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/color_scaling/0.0.4/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 color_scaling-0.0.4 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/color_scaling/0.0.4:/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] af28eaf8e6b22797f226696809d047a652ae7bcd0a8ad84151c6f1872875db2c
[INFO] running `"docker" "start" "-a" "af28eaf8e6b22797f226696809d047a652ae7bcd0a8ad84151c6f1872875db2c"`
[INFO] [stderr]    Compiling color_scaling v0.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "af28eaf8e6b22797f226696809d047a652ae7bcd0a8ad84151c6f1872875db2c"`
[INFO] running `"docker" "rm" "-f" "af28eaf8e6b22797f226696809d047a652ae7bcd0a8ad84151c6f1872875db2c"`
[INFO] [stdout] af28eaf8e6b22797f226696809d047a652ae7bcd0a8ad84151c6f1872875db2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/color_scaling/0.0.4:/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] 41b4fb41b3f2d9e124f2fd022c0ac54d10f03412453dd1bcf94c748e0326a7d8
[INFO] running `"docker" "start" "-a" "41b4fb41b3f2d9e124f2fd022c0ac54d10f03412453dd1bcf94c748e0326a7d8"`
[INFO] [stderr]    Compiling color_scaling v0.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `"docker" "inspect" "41b4fb41b3f2d9e124f2fd022c0ac54d10f03412453dd1bcf94c748e0326a7d8"`
[INFO] running `"docker" "rm" "-f" "41b4fb41b3f2d9e124f2fd022c0ac54d10f03412453dd1bcf94c748e0326a7d8"`
[INFO] [stdout] 41b4fb41b3f2d9e124f2fd022c0ac54d10f03412453dd1bcf94c748e0326a7d8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/color_scaling/0.0.4:/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] 14096f51b3934c2f8b55e58df64ea03270ac82b145c6b524cdf322559b63b70a
[INFO] running `"docker" "start" "-a" "14096f51b3934c2f8b55e58df64ea03270ac82b145c6b524cdf322559b63b70a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/color_scaling-9537477a41c5d540
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_scaling_rgb_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests color_scaling
[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" "14096f51b3934c2f8b55e58df64ea03270ac82b145c6b524cdf322559b63b70a"`
[INFO] running `"docker" "rm" "-f" "14096f51b3934c2f8b55e58df64ea03270ac82b145c6b524cdf322559b63b70a"`
[INFO] [stdout] 14096f51b3934c2f8b55e58df64ea03270ac82b145c6b524cdf322559b63b70a