[INFO] updating cached repository taotao54321/pngcmp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/taotao54321/pngcmp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/taotao54321/pngcmp" "work/ex/beta-1.38-1/sources/1.37.0/gh/taotao54321/pngcmp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/taotao54321/pngcmp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/taotao54321/pngcmp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/taotao54321/pngcmp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/taotao54321/pngcmp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 71f5e0b60e25e85058c534073de8419690002d3f
[INFO] sha for GitHub repo taotao54321/pngcmp: 71f5e0b60e25e85058c534073de8419690002d3f
[INFO] validating manifest of taotao54321/pngcmp 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 taotao54321/pngcmp 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 taotao54321/pngcmp
[INFO] finished frobbing taotao54321/pngcmp
[INFO] frobbed toml for taotao54321/pngcmp written to work/ex/beta-1.38-1/sources/1.37.0/gh/taotao54321/pngcmp/Cargo.toml
[INFO] started frobbing taotao54321/pngcmp
[INFO] finished frobbing taotao54321/pngcmp
[INFO] frobbed toml for taotao54321/pngcmp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/taotao54321/pngcmp/Cargo.toml
[INFO] crate taotao54321/pngcmp 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 taotao54321/pngcmp against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/taotao54321/pngcmp:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 71f122eb8e3bdb50e923f755860de6e79f1a8df6f85d278a0c42684e879d3ed3
[INFO] running `"docker" "start" "-a" "71f122eb8e3bdb50e923f755860de6e79f1a8df6f85d278a0c42684e879d3ed3"`
[INFO] [stderr]    Compiling rgb v0.8.11
[INFO] [stderr]    Compiling lodepng v2.4.2
[INFO] [stderr]    Compiling pngcmp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
[INFO] running `"docker" "inspect" "71f122eb8e3bdb50e923f755860de6e79f1a8df6f85d278a0c42684e879d3ed3"`
[INFO] running `"docker" "rm" "-f" "71f122eb8e3bdb50e923f755860de6e79f1a8df6f85d278a0c42684e879d3ed3"`
[INFO] [stdout] 71f122eb8e3bdb50e923f755860de6e79f1a8df6f85d278a0c42684e879d3ed3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/taotao54321/pngcmp:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a1d6ba004955b5e83ee69941499d243cfb89a1485afb342174f7ae0b9fb7a2a0
[INFO] running `"docker" "start" "-a" "a1d6ba004955b5e83ee69941499d243cfb89a1485afb342174f7ae0b9fb7a2a0"`
[INFO] [stderr]    Compiling pngcmp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "a1d6ba004955b5e83ee69941499d243cfb89a1485afb342174f7ae0b9fb7a2a0"`
[INFO] running `"docker" "rm" "-f" "a1d6ba004955b5e83ee69941499d243cfb89a1485afb342174f7ae0b9fb7a2a0"`
[INFO] [stdout] a1d6ba004955b5e83ee69941499d243cfb89a1485afb342174f7ae0b9fb7a2a0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/taotao54321/pngcmp:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a55f8422c5c87b3738ed32b42667b8f9bce15dba1f6e84bd7744a98b87cc5dd3
[INFO] running `"docker" "start" "-a" "a55f8422c5c87b3738ed32b42667b8f9bce15dba1f6e84bd7744a98b87cc5dd3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pngcmp-fbbfe37278bfcda7
[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" "a55f8422c5c87b3738ed32b42667b8f9bce15dba1f6e84bd7744a98b87cc5dd3"`
[INFO] running `"docker" "rm" "-f" "a55f8422c5c87b3738ed32b42667b8f9bce15dba1f6e84bd7744a98b87cc5dd3"`
[INFO] [stdout] a55f8422c5c87b3738ed32b42667b8f9bce15dba1f6e84bd7744a98b87cc5dd3