[INFO] crate protoc-rust-grpc 0.6.1 is already in cache
[INFO] extracting crate protoc-rust-grpc 0.6.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/protoc-rust-grpc/0.6.1
[INFO] extracting crate protoc-rust-grpc 0.6.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/protoc-rust-grpc/0.6.1
[INFO] validating manifest of protoc-rust-grpc-0.6.1 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 protoc-rust-grpc-0.6.1 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 protoc-rust-grpc-0.6.1
[INFO] finished frobbing protoc-rust-grpc-0.6.1
[INFO] frobbed toml for protoc-rust-grpc-0.6.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/protoc-rust-grpc/0.6.1/Cargo.toml
[INFO] started frobbing protoc-rust-grpc-0.6.1
[INFO] finished frobbing protoc-rust-grpc-0.6.1
[INFO] frobbed toml for protoc-rust-grpc-0.6.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/protoc-rust-grpc/0.6.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 protoc-rust-grpc-0.6.1 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/protoc-rust-grpc/0.6.1:/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] 0074c32cd983f0125d8e05da658accdcf67eeee908366239383ad1641c77386e
[INFO] running `"docker" "start" "-a" "0074c32cd983f0125d8e05da658accdcf67eeee908366239383ad1641c77386e"`
[INFO] [stderr]    Compiling grpc-compiler v0.6.1
[INFO] [stderr]    Compiling protoc-rust-grpc v0.6.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "0074c32cd983f0125d8e05da658accdcf67eeee908366239383ad1641c77386e"`
[INFO] running `"docker" "rm" "-f" "0074c32cd983f0125d8e05da658accdcf67eeee908366239383ad1641c77386e"`
[INFO] [stdout] 0074c32cd983f0125d8e05da658accdcf67eeee908366239383ad1641c77386e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/protoc-rust-grpc/0.6.1:/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] 96b81232b6b3d43048a95459c4ebedf13536a585652f39a797ef0f5b45c7ae30
[INFO] running `"docker" "start" "-a" "96b81232b6b3d43048a95459c4ebedf13536a585652f39a797ef0f5b45c7ae30"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] running `"docker" "inspect" "96b81232b6b3d43048a95459c4ebedf13536a585652f39a797ef0f5b45c7ae30"`
[INFO] running `"docker" "rm" "-f" "96b81232b6b3d43048a95459c4ebedf13536a585652f39a797ef0f5b45c7ae30"`
[INFO] [stdout] 96b81232b6b3d43048a95459c4ebedf13536a585652f39a797ef0f5b45c7ae30
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/protoc-rust-grpc/0.6.1:/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] 8500f78e1cc88089d82f39687342739bf9ae6fc6f336b80d01ae9b7aa945f5fe
[INFO] running `"docker" "start" "-a" "8500f78e1cc88089d82f39687342739bf9ae6fc6f336b80d01ae9b7aa945f5fe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `"docker" "inspect" "8500f78e1cc88089d82f39687342739bf9ae6fc6f336b80d01ae9b7aa945f5fe"`
[INFO] running `"docker" "rm" "-f" "8500f78e1cc88089d82f39687342739bf9ae6fc6f336b80d01ae9b7aa945f5fe"`
[INFO] [stdout] 8500f78e1cc88089d82f39687342739bf9ae6fc6f336b80d01ae9b7aa945f5fe