[INFO] updating cached repository feynmanliang/parallel_pi_mc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/feynmanliang/parallel_pi_mc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/feynmanliang/parallel_pi_mc" "work/ex/beta-1.38-1/sources/1.37.0/gh/feynmanliang/parallel_pi_mc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/feynmanliang/parallel_pi_mc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/feynmanliang/parallel_pi_mc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/feynmanliang/parallel_pi_mc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/feynmanliang/parallel_pi_mc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 938a7adc7fcef6d45d6b2abc40ff07b9286fc28c
[INFO] sha for GitHub repo feynmanliang/parallel_pi_mc: 938a7adc7fcef6d45d6b2abc40ff07b9286fc28c
[INFO] validating manifest of feynmanliang/parallel_pi_mc 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 feynmanliang/parallel_pi_mc 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 feynmanliang/parallel_pi_mc
[INFO] finished frobbing feynmanliang/parallel_pi_mc
[INFO] frobbed toml for feynmanliang/parallel_pi_mc written to work/ex/beta-1.38-1/sources/1.37.0/gh/feynmanliang/parallel_pi_mc/Cargo.toml
[INFO] started frobbing feynmanliang/parallel_pi_mc
[INFO] finished frobbing feynmanliang/parallel_pi_mc
[INFO] frobbed toml for feynmanliang/parallel_pi_mc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/feynmanliang/parallel_pi_mc/Cargo.toml
[INFO] crate feynmanliang/parallel_pi_mc 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 feynmanliang/parallel_pi_mc 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-7/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/feynmanliang/parallel_pi_mc:/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] 0e05b9bcba8d16671e838b57783721a5c19399dbfe7b4d176505d0739817689a
[INFO] running `"docker" "start" "-a" "0e05b9bcba8d16671e838b57783721a5c19399dbfe7b4d176505d0739817689a"`
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling parallel-pi-mc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.95s
[INFO] running `"docker" "inspect" "0e05b9bcba8d16671e838b57783721a5c19399dbfe7b4d176505d0739817689a"`
[INFO] running `"docker" "rm" "-f" "0e05b9bcba8d16671e838b57783721a5c19399dbfe7b4d176505d0739817689a"`
[INFO] [stdout] 0e05b9bcba8d16671e838b57783721a5c19399dbfe7b4d176505d0739817689a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/feynmanliang/parallel_pi_mc:/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] 01572bc7711a6592dc6b8e8a9df3f63b00cfd2795f8769347b8c468c8bf8478e
[INFO] running `"docker" "start" "-a" "01572bc7711a6592dc6b8e8a9df3f63b00cfd2795f8769347b8c468c8bf8478e"`
[INFO] [stderr]    Compiling parallel-pi-mc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "01572bc7711a6592dc6b8e8a9df3f63b00cfd2795f8769347b8c468c8bf8478e"`
[INFO] running `"docker" "rm" "-f" "01572bc7711a6592dc6b8e8a9df3f63b00cfd2795f8769347b8c468c8bf8478e"`
[INFO] [stdout] 01572bc7711a6592dc6b8e8a9df3f63b00cfd2795f8769347b8c468c8bf8478e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/feynmanliang/parallel_pi_mc:/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] 59f0215bc5fcec0cb51af4249f55b269c517083a1dc8abb9a05e371b6fcb4167
[INFO] running `"docker" "start" "-a" "59f0215bc5fcec0cb51af4249f55b269c517083a1dc8abb9a05e371b6fcb4167"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parallel_pi_mc-6dfa1787f63a2635
[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] [stderr]      Running /opt/crater/target/debug/deps/parallel_pi_mc-a85c3fadc47f7937
[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] [stderr]    Doc-tests parallel-pi-mc
[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" "59f0215bc5fcec0cb51af4249f55b269c517083a1dc8abb9a05e371b6fcb4167"`
[INFO] running `"docker" "rm" "-f" "59f0215bc5fcec0cb51af4249f55b269c517083a1dc8abb9a05e371b6fcb4167"`
[INFO] [stdout] 59f0215bc5fcec0cb51af4249f55b269c517083a1dc8abb9a05e371b6fcb4167