[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 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-6/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/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5f70282a68d3428679382b149ac4e160bfbe90a606bcbd28dfd0ae73eeac8baa
[INFO] running `"docker" "start" "-a" "5f70282a68d3428679382b149ac4e160bfbe90a606bcbd28dfd0ae73eeac8baa"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling serde 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 57.73s
[INFO] running `"docker" "inspect" "5f70282a68d3428679382b149ac4e160bfbe90a606bcbd28dfd0ae73eeac8baa"`
[INFO] running `"docker" "rm" "-f" "5f70282a68d3428679382b149ac4e160bfbe90a606bcbd28dfd0ae73eeac8baa"`
[INFO] [stdout] 5f70282a68d3428679382b149ac4e160bfbe90a606bcbd28dfd0ae73eeac8baa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a205dc79802f4473b14d40e7013931a498175215c183f1f0241b3e8acbf833ca
[INFO] running `"docker" "start" "-a" "a205dc79802f4473b14d40e7013931a498175215c183f1f0241b3e8acbf833ca"`
[INFO] [stderr]    Compiling pngbomb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "a205dc79802f4473b14d40e7013931a498175215c183f1f0241b3e8acbf833ca"`
[INFO] running `"docker" "rm" "-f" "a205dc79802f4473b14d40e7013931a498175215c183f1f0241b3e8acbf833ca"`
[INFO] [stdout] a205dc79802f4473b14d40e7013931a498175215c183f1f0241b3e8acbf833ca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 48fa8e5118866db9e833723a6b09ea223f158f2994544a8f20d4d79e5d4d1ff3
[INFO] running `"docker" "start" "-a" "48fa8e5118866db9e833723a6b09ea223f158f2994544a8f20d4d79e5d4d1ff3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pngbomb-9522486743600797
[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" "48fa8e5118866db9e833723a6b09ea223f158f2994544a8f20d4d79e5d4d1ff3"`
[INFO] running `"docker" "rm" "-f" "48fa8e5118866db9e833723a6b09ea223f158f2994544a8f20d4d79e5d4d1ff3"`
[INFO] [stdout] 48fa8e5118866db9e833723a6b09ea223f158f2994544a8f20d4d79e5d4d1ff3