[INFO] updating cached repository driden/barycenter-finder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/driden/barycenter-finder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/driden/barycenter-finder" "work/ex/beta-1.37-6/sources/1.36.0/gh/driden/barycenter-finder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/driden/barycenter-finder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/driden/barycenter-finder" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/driden/barycenter-finder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/driden/barycenter-finder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02b0cacceb1fa97da47a5c042202d13c3db3ed8c
[INFO] sha for GitHub repo driden/barycenter-finder: 02b0cacceb1fa97da47a5c042202d13c3db3ed8c
[INFO] validating manifest of driden/barycenter-finder 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 driden/barycenter-finder 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 driden/barycenter-finder
[INFO] finished frobbing driden/barycenter-finder
[INFO] frobbed toml for driden/barycenter-finder written to work/ex/beta-1.37-6/sources/1.36.0/gh/driden/barycenter-finder/Cargo.toml
[INFO] started frobbing driden/barycenter-finder
[INFO] finished frobbing driden/barycenter-finder
[INFO] frobbed toml for driden/barycenter-finder written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/driden/barycenter-finder/Cargo.toml
[INFO] crate driden/barycenter-finder 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 driden/barycenter-finder 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-2/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/driden/barycenter-finder:/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] 6b7630da095083e7d24c3cdcbc0f0f268423773a1f3bb955b9480a47ab799255
[INFO] running `"docker" "start" "-a" "6b7630da095083e7d24c3cdcbc0f0f268423773a1f3bb955b9480a47ab799255"`
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling barycenter-finder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.26s
[INFO] running `"docker" "inspect" "6b7630da095083e7d24c3cdcbc0f0f268423773a1f3bb955b9480a47ab799255"`
[INFO] running `"docker" "rm" "-f" "6b7630da095083e7d24c3cdcbc0f0f268423773a1f3bb955b9480a47ab799255"`
[INFO] [stdout] 6b7630da095083e7d24c3cdcbc0f0f268423773a1f3bb955b9480a47ab799255
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/driden/barycenter-finder:/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] 969d752c3a9d2ddb432c73e741cdc15b6e27362b1e2d83afee14a51d0b311e66
[INFO] running `"docker" "start" "-a" "969d752c3a9d2ddb432c73e741cdc15b6e27362b1e2d83afee14a51d0b311e66"`
[INFO] [stderr]    Compiling barycenter-finder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "969d752c3a9d2ddb432c73e741cdc15b6e27362b1e2d83afee14a51d0b311e66"`
[INFO] running `"docker" "rm" "-f" "969d752c3a9d2ddb432c73e741cdc15b6e27362b1e2d83afee14a51d0b311e66"`
[INFO] [stdout] 969d752c3a9d2ddb432c73e741cdc15b6e27362b1e2d83afee14a51d0b311e66
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/driden/barycenter-finder:/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] 0f202fce13ad48517dcb6cdd3f5838828ebaba6b86374951628ec86729824bfb
[INFO] running `"docker" "start" "-a" "0f202fce13ad48517dcb6cdd3f5838828ebaba6b86374951628ec86729824bfb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/barycenter_finder-473b2ca4020a72d4
[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" "0f202fce13ad48517dcb6cdd3f5838828ebaba6b86374951628ec86729824bfb"`
[INFO] running `"docker" "rm" "-f" "0f202fce13ad48517dcb6cdd3f5838828ebaba6b86374951628ec86729824bfb"`
[INFO] [stdout] 0f202fce13ad48517dcb6cdd3f5838828ebaba6b86374951628ec86729824bfb