[INFO] updating cached repository davesque/sierpinski
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/davesque/sierpinski
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/davesque/sierpinski" "work/ex/beta-1.37-6/sources/1.36.0/gh/davesque/sierpinski"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/davesque/sierpinski'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/davesque/sierpinski" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesque/sierpinski"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesque/sierpinski'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7412857bca757634b27bc2a825f4961583748cc3
[INFO] sha for GitHub repo davesque/sierpinski: 7412857bca757634b27bc2a825f4961583748cc3
[INFO] validating manifest of davesque/sierpinski 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 davesque/sierpinski 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 davesque/sierpinski
[INFO] finished frobbing davesque/sierpinski
[INFO] frobbed toml for davesque/sierpinski written to work/ex/beta-1.37-6/sources/1.36.0/gh/davesque/sierpinski/Cargo.toml
[INFO] started frobbing davesque/sierpinski
[INFO] finished frobbing davesque/sierpinski
[INFO] frobbed toml for davesque/sierpinski written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesque/sierpinski/Cargo.toml
[INFO] crate davesque/sierpinski 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing davesque/sierpinski against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesque/sierpinski:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 81d00f551eb54e0e2f7754d08f84f2349521f32345ecdc015f57aa2e090453ef
[INFO] running `"docker" "start" "-a" "81d00f551eb54e0e2f7754d08f84f2349521f32345ecdc015f57aa2e090453ef"`
[INFO] [stderr]    Compiling deflate v0.7.4
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling image v0.12.3
[INFO] [stderr]    Compiling sierpinski v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.23s
[INFO] running `"docker" "inspect" "81d00f551eb54e0e2f7754d08f84f2349521f32345ecdc015f57aa2e090453ef"`
[INFO] running `"docker" "rm" "-f" "81d00f551eb54e0e2f7754d08f84f2349521f32345ecdc015f57aa2e090453ef"`
[INFO] [stdout] 81d00f551eb54e0e2f7754d08f84f2349521f32345ecdc015f57aa2e090453ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesque/sierpinski:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5fe4cb6dc613c382b3031c0f62a726f1ee8c2fafa3a123def153c869f1a45c88
[INFO] running `"docker" "start" "-a" "5fe4cb6dc613c382b3031c0f62a726f1ee8c2fafa3a123def153c869f1a45c88"`
[INFO] [stderr]    Compiling sierpinski v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "5fe4cb6dc613c382b3031c0f62a726f1ee8c2fafa3a123def153c869f1a45c88"`
[INFO] running `"docker" "rm" "-f" "5fe4cb6dc613c382b3031c0f62a726f1ee8c2fafa3a123def153c869f1a45c88"`
[INFO] [stdout] 5fe4cb6dc613c382b3031c0f62a726f1ee8c2fafa3a123def153c869f1a45c88
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davesque/sierpinski:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3d914e59d80cba231bcbf6ce32be205aade009190d3bdfbb90deb08e10d81f27
[INFO] running `"docker" "start" "-a" "3d914e59d80cba231bcbf6ce32be205aade009190d3bdfbb90deb08e10d81f27"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sierpinski-fb33706761f66faf
[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" "3d914e59d80cba231bcbf6ce32be205aade009190d3bdfbb90deb08e10d81f27"`
[INFO] running `"docker" "rm" "-f" "3d914e59d80cba231bcbf6ce32be205aade009190d3bdfbb90deb08e10d81f27"`
[INFO] [stdout] 3d914e59d80cba231bcbf6ce32be205aade009190d3bdfbb90deb08e10d81f27