[INFO] crate lcs-image-diff 0.1.7 is already in cache
[INFO] extracting crate lcs-image-diff 0.1.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/lcs-image-diff/0.1.7
[INFO] extracting crate lcs-image-diff 0.1.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lcs-image-diff/0.1.7
[INFO] validating manifest of lcs-image-diff-0.1.7 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 lcs-image-diff-0.1.7 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 lcs-image-diff-0.1.7
[INFO] finished frobbing lcs-image-diff-0.1.7
[INFO] frobbed toml for lcs-image-diff-0.1.7 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lcs-image-diff/0.1.7/Cargo.toml
[INFO] started frobbing lcs-image-diff-0.1.7
[INFO] finished frobbing lcs-image-diff-0.1.7
[INFO] frobbed toml for lcs-image-diff-0.1.7 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lcs-image-diff/0.1.7/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lcs-image-diff-0.1.7 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lcs-image-diff/0.1.7:/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] 8f7e114f4aabeddb39fbcb6d1e65ebdde0b3010e663cf86d92ab65f9615525d3
[INFO] running `"docker" "start" "-a" "8f7e114f4aabeddb39fbcb6d1e65ebdde0b3010e663cf86d92ab65f9615525d3"`
[INFO] [stderr]    Compiling lcs-diff v0.1.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling lcs-image-diff v0.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.21s
[INFO] running `"docker" "inspect" "8f7e114f4aabeddb39fbcb6d1e65ebdde0b3010e663cf86d92ab65f9615525d3"`
[INFO] running `"docker" "rm" "-f" "8f7e114f4aabeddb39fbcb6d1e65ebdde0b3010e663cf86d92ab65f9615525d3"`
[INFO] [stdout] 8f7e114f4aabeddb39fbcb6d1e65ebdde0b3010e663cf86d92ab65f9615525d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lcs-image-diff/0.1.7:/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] 085ea7d38fb4f2171509c96741680475322e6c8532feb57991e7bbacf2902b1c
[INFO] running `"docker" "start" "-a" "085ea7d38fb4f2171509c96741680475322e6c8532feb57991e7bbacf2902b1c"`
[INFO] [stderr]    Compiling lcs-image-diff v0.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "085ea7d38fb4f2171509c96741680475322e6c8532feb57991e7bbacf2902b1c"`
[INFO] running `"docker" "rm" "-f" "085ea7d38fb4f2171509c96741680475322e6c8532feb57991e7bbacf2902b1c"`
[INFO] [stdout] 085ea7d38fb4f2171509c96741680475322e6c8532feb57991e7bbacf2902b1c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lcs-image-diff/0.1.7:/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] 8f8e67cadc7f6fdcb51dda756674fb3d12477d1f2edefb4e1f36a6fdf3bcf06b
[INFO] running `"docker" "start" "-a" "8f8e67cadc7f6fdcb51dda756674fb3d12477d1f2edefb4e1f36a6fdf3bcf06b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lcs_image_diff-a7eb746c36d668d0
[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] [stderr]      Running /opt/crater/target/debug/deps/lcs_image_diff-e4511b5b498c4c37
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test rename::shoud_add_prefix_with_dir ... ok
[INFO] [stdout] test rename::shoud_add_prefix_without_dir ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lcs_image_diff
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - compare (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8f8e67cadc7f6fdcb51dda756674fb3d12477d1f2edefb4e1f36a6fdf3bcf06b"`
[INFO] running `"docker" "rm" "-f" "8f8e67cadc7f6fdcb51dda756674fb3d12477d1f2edefb4e1f36a6fdf3bcf06b"`
[INFO] [stdout] 8f8e67cadc7f6fdcb51dda756674fb3d12477d1f2edefb4e1f36a6fdf3bcf06b