[INFO] updating cached repository MnO2/hashing-experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MnO2/hashing-experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MnO2/hashing-experiment" "work/ex/beta-1.38-1/sources/1.37.0/gh/MnO2/hashing-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MnO2/hashing-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MnO2/hashing-experiment" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MnO2/hashing-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MnO2/hashing-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c159d25f7c2010956b384296e3d4ef3e80f4b26b
[INFO] sha for GitHub repo MnO2/hashing-experiment: c159d25f7c2010956b384296e3d4ef3e80f4b26b
[INFO] validating manifest of MnO2/hashing-experiment 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 MnO2/hashing-experiment 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 MnO2/hashing-experiment
[INFO] finished frobbing MnO2/hashing-experiment
[INFO] frobbed toml for MnO2/hashing-experiment written to work/ex/beta-1.38-1/sources/1.37.0/gh/MnO2/hashing-experiment/Cargo.toml
[INFO] started frobbing MnO2/hashing-experiment
[INFO] finished frobbing MnO2/hashing-experiment
[INFO] frobbed toml for MnO2/hashing-experiment written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MnO2/hashing-experiment/Cargo.toml
[INFO] crate MnO2/hashing-experiment 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing MnO2/hashing-experiment 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-0/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/MnO2/hashing-experiment:/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] 9466a6b8c7de1295b2f04cfc165168dc22b2755ad6cf2a361e061f06f06ccd03
[INFO] running `"docker" "start" "-a" "9466a6b8c7de1295b2f04cfc165168dc22b2755ad6cf2a361e061f06f06ccd03"`
[INFO] [stderr]    Compiling seahash v3.0.6
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling xoroshiro128 v0.3.0
[INFO] [stderr]    Compiling fasthash v0.4.0
[INFO] [stderr]    Compiling hashing-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.73s
[INFO] running `"docker" "inspect" "9466a6b8c7de1295b2f04cfc165168dc22b2755ad6cf2a361e061f06f06ccd03"`
[INFO] running `"docker" "rm" "-f" "9466a6b8c7de1295b2f04cfc165168dc22b2755ad6cf2a361e061f06f06ccd03"`
[INFO] [stdout] 9466a6b8c7de1295b2f04cfc165168dc22b2755ad6cf2a361e061f06f06ccd03
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/MnO2/hashing-experiment:/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] 5cf2996b944efac53dca2edfe9e8e547fc5dc415e927534591e20db17f511e69
[INFO] running `"docker" "start" "-a" "5cf2996b944efac53dca2edfe9e8e547fc5dc415e927534591e20db17f511e69"`
[INFO] [stderr]    Compiling hashing-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "5cf2996b944efac53dca2edfe9e8e547fc5dc415e927534591e20db17f511e69"`
[INFO] running `"docker" "rm" "-f" "5cf2996b944efac53dca2edfe9e8e547fc5dc415e927534591e20db17f511e69"`
[INFO] [stdout] 5cf2996b944efac53dca2edfe9e8e547fc5dc415e927534591e20db17f511e69
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/MnO2/hashing-experiment:/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] ad5b74a10be4e70235196596089818b2a062a7f87d05210f8b9a90ab6b209520
[INFO] running `"docker" "start" "-a" "ad5b74a10be4e70235196596089818b2a062a7f87d05210f8b9a90ab6b209520"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hashing_experiment-3ff22e5f86dbc2f2
[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" "ad5b74a10be4e70235196596089818b2a062a7f87d05210f8b9a90ab6b209520"`
[INFO] running `"docker" "rm" "-f" "ad5b74a10be4e70235196596089818b2a062a7f87d05210f8b9a90ab6b209520"`
[INFO] [stdout] ad5b74a10be4e70235196596089818b2a062a7f87d05210f8b9a90ab6b209520