[INFO] updating cached repository nrskt/grpc-sample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nrskt/grpc-sample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nrskt/grpc-sample" "work/ex/beta-1.38-1/sources/1.37.0/gh/nrskt/grpc-sample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nrskt/grpc-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nrskt/grpc-sample" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nrskt/grpc-sample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nrskt/grpc-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8ed10e655aa6d4d10b2133e1195a1dfce9eff74
[INFO] sha for GitHub repo nrskt/grpc-sample: d8ed10e655aa6d4d10b2133e1195a1dfce9eff74
[INFO] validating manifest of nrskt/grpc-sample 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 nrskt/grpc-sample 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 nrskt/grpc-sample
[INFO] finished frobbing nrskt/grpc-sample
[INFO] frobbed toml for nrskt/grpc-sample written to work/ex/beta-1.38-1/sources/1.37.0/gh/nrskt/grpc-sample/Cargo.toml
[INFO] started frobbing nrskt/grpc-sample
[INFO] finished frobbing nrskt/grpc-sample
[INFO] frobbed toml for nrskt/grpc-sample written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nrskt/grpc-sample/Cargo.toml
[INFO] crate nrskt/grpc-sample 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 nrskt/grpc-sample 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nrskt/grpc-sample:/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] 5fdebd3b5bac3d9e38c895979593ce2c672b1601b231de875983f269b4ad2f20
[INFO] running `"docker" "start" "-a" "5fdebd3b5bac3d9e38c895979593ce2c672b1601b231de875983f269b4ad2f20"`
[INFO] [stderr]    Compiling grpc-sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "5fdebd3b5bac3d9e38c895979593ce2c672b1601b231de875983f269b4ad2f20"`
[INFO] running `"docker" "rm" "-f" "5fdebd3b5bac3d9e38c895979593ce2c672b1601b231de875983f269b4ad2f20"`
[INFO] [stdout] 5fdebd3b5bac3d9e38c895979593ce2c672b1601b231de875983f269b4ad2f20
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nrskt/grpc-sample:/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] 99fa3f3945ab166556cc619317db119e899395d2ca166730e224cf0fc1ad0a67
[INFO] running `"docker" "start" "-a" "99fa3f3945ab166556cc619317db119e899395d2ca166730e224cf0fc1ad0a67"`
[INFO] [stderr]    Compiling grpc-sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "99fa3f3945ab166556cc619317db119e899395d2ca166730e224cf0fc1ad0a67"`
[INFO] running `"docker" "rm" "-f" "99fa3f3945ab166556cc619317db119e899395d2ca166730e224cf0fc1ad0a67"`
[INFO] [stdout] 99fa3f3945ab166556cc619317db119e899395d2ca166730e224cf0fc1ad0a67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nrskt/grpc-sample:/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] cd06332195ffe185d2a09f129b1d14e5f4629216a23d83e04026a96fd26ce6a1
[INFO] running `"docker" "start" "-a" "cd06332195ffe185d2a09f129b1d14e5f4629216a23d83e04026a96fd26ce6a1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grpc_sample-4ae72abbdf03f4c0
[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" "cd06332195ffe185d2a09f129b1d14e5f4629216a23d83e04026a96fd26ce6a1"`
[INFO] running `"docker" "rm" "-f" "cd06332195ffe185d2a09f129b1d14e5f4629216a23d83e04026a96fd26ce6a1"`
[INFO] [stdout] cd06332195ffe185d2a09f129b1d14e5f4629216a23d83e04026a96fd26ce6a1