[INFO] updating cached repository baliuzeger/mpsc_synchronizer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/baliuzeger/mpsc_synchronizer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/baliuzeger/mpsc_synchronizer" "work/ex/beta-1.38-1/sources/1.37.0/gh/baliuzeger/mpsc_synchronizer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/baliuzeger/mpsc_synchronizer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/baliuzeger/mpsc_synchronizer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/baliuzeger/mpsc_synchronizer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/baliuzeger/mpsc_synchronizer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 799353cb0c9804e4ca37c60d7cd65f9fe6200568
[INFO] sha for GitHub repo baliuzeger/mpsc_synchronizer: 799353cb0c9804e4ca37c60d7cd65f9fe6200568
[INFO] validating manifest of baliuzeger/mpsc_synchronizer 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 baliuzeger/mpsc_synchronizer 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 baliuzeger/mpsc_synchronizer
[INFO] finished frobbing baliuzeger/mpsc_synchronizer
[INFO] frobbed toml for baliuzeger/mpsc_synchronizer written to work/ex/beta-1.38-1/sources/1.37.0/gh/baliuzeger/mpsc_synchronizer/Cargo.toml
[INFO] started frobbing baliuzeger/mpsc_synchronizer
[INFO] finished frobbing baliuzeger/mpsc_synchronizer
[INFO] frobbed toml for baliuzeger/mpsc_synchronizer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/baliuzeger/mpsc_synchronizer/Cargo.toml
[INFO] crate baliuzeger/mpsc_synchronizer 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 baliuzeger/mpsc_synchronizer 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/baliuzeger/mpsc_synchronizer:/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] 97ffb034a47a5129710c4559b10dbb5ff9ba86f41a9aa23960aa4f47031767ae
[INFO] running `"docker" "start" "-a" "97ffb034a47a5129710c4559b10dbb5ff9ba86f41a9aa23960aa4f47031767ae"`
[INFO] [stderr]    Compiling mpsc_synchronizer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "97ffb034a47a5129710c4559b10dbb5ff9ba86f41a9aa23960aa4f47031767ae"`
[INFO] running `"docker" "rm" "-f" "97ffb034a47a5129710c4559b10dbb5ff9ba86f41a9aa23960aa4f47031767ae"`
[INFO] [stdout] 97ffb034a47a5129710c4559b10dbb5ff9ba86f41a9aa23960aa4f47031767ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/baliuzeger/mpsc_synchronizer:/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] 84192858e477fb812d2d087a0e4306dd3a585e12d70f66484a33825feafbc446
[INFO] running `"docker" "start" "-a" "84192858e477fb812d2d087a0e4306dd3a585e12d70f66484a33825feafbc446"`
[INFO] [stderr]    Compiling mpsc_synchronizer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "84192858e477fb812d2d087a0e4306dd3a585e12d70f66484a33825feafbc446"`
[INFO] running `"docker" "rm" "-f" "84192858e477fb812d2d087a0e4306dd3a585e12d70f66484a33825feafbc446"`
[INFO] [stdout] 84192858e477fb812d2d087a0e4306dd3a585e12d70f66484a33825feafbc446
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/baliuzeger/mpsc_synchronizer:/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] a3673fb872fdeee296f4da80d5bcfe5bb4db4c7999936f7114619764d17a6f8b
[INFO] running `"docker" "start" "-a" "a3673fb872fdeee296f4da80d5bcfe5bb4db4c7999936f7114619764d17a6f8b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mpsc_synchronizer-4090d84111a670cc
[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" "a3673fb872fdeee296f4da80d5bcfe5bb4db4c7999936f7114619764d17a6f8b"`
[INFO] running `"docker" "rm" "-f" "a3673fb872fdeee296f4da80d5bcfe5bb4db4c7999936f7114619764d17a6f8b"`
[INFO] [stdout] a3673fb872fdeee296f4da80d5bcfe5bb4db4c7999936f7114619764d17a6f8b