[INFO] updating cached repository neosmart/imgcompare
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/neosmart/imgcompare
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/neosmart/imgcompare" "work/ex/beta-1.37-6/sources/1.36.0/gh/neosmart/imgcompare"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/neosmart/imgcompare'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/neosmart/imgcompare" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/neosmart/imgcompare"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/neosmart/imgcompare'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] da0a0fbfede7e4f4c4e8ca7bf4bc170f2e7355ae
[INFO] sha for GitHub repo neosmart/imgcompare: da0a0fbfede7e4f4c4e8ca7bf4bc170f2e7355ae
[INFO] validating manifest of neosmart/imgcompare 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 neosmart/imgcompare 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 neosmart/imgcompare
[INFO] finished frobbing neosmart/imgcompare
[INFO] frobbed toml for neosmart/imgcompare written to work/ex/beta-1.37-6/sources/1.36.0/gh/neosmart/imgcompare/Cargo.toml
[INFO] started frobbing neosmart/imgcompare
[INFO] finished frobbing neosmart/imgcompare
[INFO] frobbed toml for neosmart/imgcompare written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/neosmart/imgcompare/Cargo.toml
[INFO] crate neosmart/imgcompare 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/neosmart/imgcompare/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 neosmart/imgcompare against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/neosmart/imgcompare:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 7284910c4660b283484277e52069de745404a83678dcc5a83bf3b95977d11415
[INFO] running `"docker" "start" "-a" "7284910c4660b283484277e52069de745404a83678dcc5a83bf3b95977d11415"`
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.8.0
[INFO] [stderr]    Compiling image v0.14.0
[INFO] [stderr]    Compiling imgcompare v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.60s
[INFO] running `"docker" "inspect" "7284910c4660b283484277e52069de745404a83678dcc5a83bf3b95977d11415"`
[INFO] running `"docker" "rm" "-f" "7284910c4660b283484277e52069de745404a83678dcc5a83bf3b95977d11415"`
[INFO] [stdout] 7284910c4660b283484277e52069de745404a83678dcc5a83bf3b95977d11415
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/neosmart/imgcompare:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b86b0fbdd77a077059d743737ce3e5324566c4c9ed953115ca0525642ee9afb0
[INFO] running `"docker" "start" "-a" "b86b0fbdd77a077059d743737ce3e5324566c4c9ed953115ca0525642ee9afb0"`
[INFO] [stderr]    Compiling imgcompare v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "b86b0fbdd77a077059d743737ce3e5324566c4c9ed953115ca0525642ee9afb0"`
[INFO] running `"docker" "rm" "-f" "b86b0fbdd77a077059d743737ce3e5324566c4c9ed953115ca0525642ee9afb0"`
[INFO] [stdout] b86b0fbdd77a077059d743737ce3e5324566c4c9ed953115ca0525642ee9afb0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/neosmart/imgcompare:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 632eb2ea7404a67f721fc331ff696e7e7a3c0ab1b34af23a17d6111da06f4f57
[INFO] running `"docker" "start" "-a" "632eb2ea7404a67f721fc331ff696e7e7a3c0ab1b34af23a17d6111da06f4f57"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/imgcompare-a4320be6d52f3788
[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" "632eb2ea7404a67f721fc331ff696e7e7a3c0ab1b34af23a17d6111da06f4f57"`
[INFO] running `"docker" "rm" "-f" "632eb2ea7404a67f721fc331ff696e7e7a3c0ab1b34af23a17d6111da06f4f57"`
[INFO] [stdout] 632eb2ea7404a67f721fc331ff696e7e7a3c0ab1b34af23a17d6111da06f4f57