[INFO] updating cached repository simmons/mpsc-stress
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/simmons/mpsc-stress
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/simmons/mpsc-stress" "work/ex/beta-1.37-6/sources/1.36.0/gh/simmons/mpsc-stress"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/simmons/mpsc-stress'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/simmons/mpsc-stress" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simmons/mpsc-stress"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simmons/mpsc-stress'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 673090edfbfd53fee1ba54a111bf550a71dd04e0
[INFO] sha for GitHub repo simmons/mpsc-stress: 673090edfbfd53fee1ba54a111bf550a71dd04e0
[INFO] validating manifest of simmons/mpsc-stress 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 simmons/mpsc-stress 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 simmons/mpsc-stress
[INFO] finished frobbing simmons/mpsc-stress
[INFO] frobbed toml for simmons/mpsc-stress written to work/ex/beta-1.37-6/sources/1.36.0/gh/simmons/mpsc-stress/Cargo.toml
[INFO] started frobbing simmons/mpsc-stress
[INFO] finished frobbing simmons/mpsc-stress
[INFO] frobbed toml for simmons/mpsc-stress written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simmons/mpsc-stress/Cargo.toml
[INFO] crate simmons/mpsc-stress 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] testing simmons/mpsc-stress against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/simmons/mpsc-stress:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 59408417e7d8e74b1171b67dec20a864699d1071bdb7fe46c388c1b81523b1cf
[INFO] running `"docker" "start" "-a" "59408417e7d8e74b1171b67dec20a864699d1071bdb7fe46c388c1b81523b1cf"`
[INFO] [stderr]    Compiling mpsc-stress v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `"docker" "inspect" "59408417e7d8e74b1171b67dec20a864699d1071bdb7fe46c388c1b81523b1cf"`
[INFO] running `"docker" "rm" "-f" "59408417e7d8e74b1171b67dec20a864699d1071bdb7fe46c388c1b81523b1cf"`
[INFO] [stdout] 59408417e7d8e74b1171b67dec20a864699d1071bdb7fe46c388c1b81523b1cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/simmons/mpsc-stress:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] baadc9003f22508990dc27334b247ffa0dd76683f2fe91c11346a1841138f8dd
[INFO] running `"docker" "start" "-a" "baadc9003f22508990dc27334b247ffa0dd76683f2fe91c11346a1841138f8dd"`
[INFO] [stderr]    Compiling mpsc-stress v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "baadc9003f22508990dc27334b247ffa0dd76683f2fe91c11346a1841138f8dd"`
[INFO] running `"docker" "rm" "-f" "baadc9003f22508990dc27334b247ffa0dd76683f2fe91c11346a1841138f8dd"`
[INFO] [stdout] baadc9003f22508990dc27334b247ffa0dd76683f2fe91c11346a1841138f8dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/simmons/mpsc-stress:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 5bc1b1961841fed50521d77c9603eb5c875c92bd0e570948b0ff9650d1873174
[INFO] running `"docker" "start" "-a" "5bc1b1961841fed50521d77c9603eb5c875c92bd0e570948b0ff9650d1873174"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mpsc_stress-0ebfb1ace1556e48
[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" "5bc1b1961841fed50521d77c9603eb5c875c92bd0e570948b0ff9650d1873174"`
[INFO] running `"docker" "rm" "-f" "5bc1b1961841fed50521d77c9603eb5c875c92bd0e570948b0ff9650d1873174"`
[INFO] [stdout] 5bc1b1961841fed50521d77c9603eb5c875c92bd0e570948b0ff9650d1873174