[INFO] crate grpc 0.6.1 is already in cache
[INFO] extracting crate grpc 0.6.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/grpc/0.6.1
[INFO] extracting crate grpc 0.6.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/grpc/0.6.1
[INFO] validating manifest of grpc-0.6.1 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 grpc-0.6.1 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 grpc-0.6.1
[INFO] finished frobbing grpc-0.6.1
[INFO] frobbed toml for grpc-0.6.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/grpc/0.6.1/Cargo.toml
[INFO] started frobbing grpc-0.6.1
[INFO] finished frobbing grpc-0.6.1
[INFO] frobbed toml for grpc-0.6.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/grpc/0.6.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 grpc-0.6.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] dd96e3008dc89284a4d40d725ddc0d3948fedfec5018ffbe324be47977d2998d
[INFO] running `"docker" "start" "-a" "dd96e3008dc89284a4d40d725ddc0d3948fedfec5018ffbe324be47977d2998d"`
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]    Compiling httpbis v0.7.0
[INFO] [stderr]    Compiling tls-api-stub v0.1.22
[INFO] [stderr]    Compiling tokio-tls-api v0.1.22
[INFO] [stderr]    Compiling grpc v0.6.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.80s
[INFO] running `"docker" "inspect" "dd96e3008dc89284a4d40d725ddc0d3948fedfec5018ffbe324be47977d2998d"`
[INFO] running `"docker" "rm" "-f" "dd96e3008dc89284a4d40d725ddc0d3948fedfec5018ffbe324be47977d2998d"`
[INFO] [stdout] dd96e3008dc89284a4d40d725ddc0d3948fedfec5018ffbe324be47977d2998d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d120e18fb0ba28f65817eaeae5c33682065d691c1f0692736b710032e39ddf05
[INFO] running `"docker" "start" "-a" "d120e18fb0ba28f65817eaeae5c33682065d691c1f0692736b710032e39ddf05"`
[INFO] [stderr]    Compiling grpc v0.6.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `panic_in_handler`
[INFO] [stderr]    --> tests/simple.rs:212:1
[INFO] [stderr]     |
[INFO] [stderr] 212 | fn panic_in_handler() {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.68s
[INFO] running `"docker" "inspect" "d120e18fb0ba28f65817eaeae5c33682065d691c1f0692736b710032e39ddf05"`
[INFO] running `"docker" "rm" "-f" "d120e18fb0ba28f65817eaeae5c33682065d691c1f0692736b710032e39ddf05"`
[INFO] [stdout] d120e18fb0ba28f65817eaeae5c33682065d691c1f0692736b710032e39ddf05
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 121cb7a61183f1c3b69479065f471682dd7486ce303f89c9edd3e441d51e401c
[INFO] running `"docker" "start" "-a" "121cb7a61183f1c3b69479065f471682dd7486ce303f89c9edd3e441d51e401c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grpc-3cf69e81488852ac
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test grpc_frame::test::test_parse_grpc_frame ... ok
[INFO] [stdout] test grpc_frame::test::test_parse_grpc_frames_from_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-ddcccf64cb8af0dc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test server_is_not_running_unix ... ok
[INFO] [stdout] test server_is_not_running ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/server-fda6fa555f8e03c6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test single_service_unix ... ok
[INFO] [stdout] test multiple_services ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simple-428c64699dbaa803
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test server_streaming ... ok
[INFO] [stdout] test error_in_handler ... ok
[INFO] [stdout] test unary ... ok
[INFO] [stdout] test client_streaming ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "121cb7a61183f1c3b69479065f471682dd7486ce303f89c9edd3e441d51e401c"`
[INFO] running `"docker" "rm" "-f" "121cb7a61183f1c3b69479065f471682dd7486ce303f89c9edd3e441d51e401c"`
[INFO] [stdout] 121cb7a61183f1c3b69479065f471682dd7486ce303f89c9edd3e441d51e401c