[INFO] updating cached repository bokuweb/lcs-image-diff-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bokuweb/lcs-image-diff-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bokuweb/lcs-image-diff-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/bokuweb/lcs-image-diff-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bokuweb/lcs-image-diff-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bokuweb/lcs-image-diff-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bokuweb/lcs-image-diff-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bokuweb/lcs-image-diff-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d29feda97e6365e4f6d922c2773b3ca2a494b6a0
[INFO] sha for GitHub repo bokuweb/lcs-image-diff-rs: d29feda97e6365e4f6d922c2773b3ca2a494b6a0
[INFO] validating manifest of bokuweb/lcs-image-diff-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 bokuweb/lcs-image-diff-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 bokuweb/lcs-image-diff-rs
[INFO] finished frobbing bokuweb/lcs-image-diff-rs
[INFO] frobbed toml for bokuweb/lcs-image-diff-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/bokuweb/lcs-image-diff-rs/Cargo.toml
[INFO] started frobbing bokuweb/lcs-image-diff-rs
[INFO] finished frobbing bokuweb/lcs-image-diff-rs
[INFO] frobbed toml for bokuweb/lcs-image-diff-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bokuweb/lcs-image-diff-rs/Cargo.toml
[INFO] crate bokuweb/lcs-image-diff-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 bokuweb/lcs-image-diff-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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bokuweb/lcs-image-diff-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] b283bbfabff9667772c7d7c5a478d442677b484a6ac692db17f6f8159201b42b
[INFO] running `"docker" "start" "-a" "b283bbfabff9667772c7d7c5a478d442677b484a6ac692db17f6f8159201b42b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling lcs-diff v0.1.1
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.0
[INFO] [stderr]    Compiling clap v2.30.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rayon v1.0.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling lcs-image-diff v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.84s
[INFO] running `"docker" "inspect" "b283bbfabff9667772c7d7c5a478d442677b484a6ac692db17f6f8159201b42b"`
[INFO] running `"docker" "rm" "-f" "b283bbfabff9667772c7d7c5a478d442677b484a6ac692db17f6f8159201b42b"`
[INFO] [stdout] b283bbfabff9667772c7d7c5a478d442677b484a6ac692db17f6f8159201b42b
[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/gh/bokuweb/lcs-image-diff-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] 934b100add67f9f6534d6242637b3c852ae3c96991d300a7aef75549f410b5dd
[INFO] running `"docker" "start" "-a" "934b100add67f9f6534d6242637b3c852ae3c96991d300a7aef75549f410b5dd"`
[INFO] [stderr]    Compiling lcs-image-diff v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `"docker" "inspect" "934b100add67f9f6534d6242637b3c852ae3c96991d300a7aef75549f410b5dd"`
[INFO] running `"docker" "rm" "-f" "934b100add67f9f6534d6242637b3c852ae3c96991d300a7aef75549f410b5dd"`
[INFO] [stdout] 934b100add67f9f6534d6242637b3c852ae3c96991d300a7aef75549f410b5dd
[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/gh/bokuweb/lcs-image-diff-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] b2eb7c11299fa536a4975f325abf05415f474f45089082221ed4f2fe004779da
[INFO] running `"docker" "start" "-a" "b2eb7c11299fa536a4975f325abf05415f474f45089082221ed4f2fe004779da"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lcs_image_diff-e977b5b1780ac3fb
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lcs_image_diff-88252a1888afa9c0
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "b2eb7c11299fa536a4975f325abf05415f474f45089082221ed4f2fe004779da"`
[INFO] running `"docker" "rm" "-f" "b2eb7c11299fa536a4975f325abf05415f474f45089082221ed4f2fe004779da"`
[INFO] [stdout] b2eb7c11299fa536a4975f325abf05415f474f45089082221ed4f2fe004779da