[INFO] updating cached repository liclac/pngbomb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/liclac/pngbomb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/liclac/pngbomb" "work/ex/beta-1.38-1/sources/1.37.0/gh/liclac/pngbomb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/liclac/pngbomb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/liclac/pngbomb" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liclac/pngbomb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liclac/pngbomb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f0fc2f2a42784557727e44be2f1b86844759a6fa
[INFO] sha for GitHub repo liclac/pngbomb: f0fc2f2a42784557727e44be2f1b86844759a6fa
[INFO] validating manifest of liclac/pngbomb 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 liclac/pngbomb 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 liclac/pngbomb
[INFO] finished frobbing liclac/pngbomb
[INFO] frobbed toml for liclac/pngbomb written to work/ex/beta-1.38-1/sources/1.37.0/gh/liclac/pngbomb/Cargo.toml
[INFO] started frobbing liclac/pngbomb
[INFO] finished frobbing liclac/pngbomb
[INFO] frobbed toml for liclac/pngbomb written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liclac/pngbomb/Cargo.toml
[INFO] crate liclac/pngbomb 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing liclac/pngbomb 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/liclac/pngbomb:/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] 66903d2ef51fe8f552106828b87b4ff7574aca133bb43f4f3316774249dadd08
[INFO] running `"docker" "start" "-a" "66903d2ef51fe8f552106828b87b4ff7574aca133bb43f4f3316774249dadd08"`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling pngbomb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `"docker" "inspect" "66903d2ef51fe8f552106828b87b4ff7574aca133bb43f4f3316774249dadd08"`
[INFO] running `"docker" "rm" "-f" "66903d2ef51fe8f552106828b87b4ff7574aca133bb43f4f3316774249dadd08"`
[INFO] [stdout] 66903d2ef51fe8f552106828b87b4ff7574aca133bb43f4f3316774249dadd08
[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/liclac/pngbomb:/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] 3571a43037bac4aadb3cbfaaa83771fa4762a414d08038d2e65ebd423e9892fc
[INFO] running `"docker" "start" "-a" "3571a43037bac4aadb3cbfaaa83771fa4762a414d08038d2e65ebd423e9892fc"`
[INFO] [stderr]    Compiling pngbomb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "3571a43037bac4aadb3cbfaaa83771fa4762a414d08038d2e65ebd423e9892fc"`
[INFO] running `"docker" "rm" "-f" "3571a43037bac4aadb3cbfaaa83771fa4762a414d08038d2e65ebd423e9892fc"`
[INFO] [stdout] 3571a43037bac4aadb3cbfaaa83771fa4762a414d08038d2e65ebd423e9892fc
[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/liclac/pngbomb:/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] 54207ca9b0df05accbf8f3a72f0337550dac88ba9e26315e11f55c8f1e27d969
[INFO] running `"docker" "start" "-a" "54207ca9b0df05accbf8f3a72f0337550dac88ba9e26315e11f55c8f1e27d969"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pngbomb-4c490678f2849ff3
[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" "54207ca9b0df05accbf8f3a72f0337550dac88ba9e26315e11f55c8f1e27d969"`
[INFO] running `"docker" "rm" "-f" "54207ca9b0df05accbf8f3a72f0337550dac88ba9e26315e11f55c8f1e27d969"`
[INFO] [stdout] 54207ca9b0df05accbf8f3a72f0337550dac88ba9e26315e11f55c8f1e27d969