Nov 28 20:19:00.233 INFO checking protoc-grpcio-0.3.1 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 20:19:00.234 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 20:19:00.476 INFO [stdout] 59bd91722b0d84f4047cfc848354441585f13cf74850b8a38680b4b9a3c9d954
Nov 28 20:19:00.482 INFO running `"docker" "start" "-a" "59bd91722b0d84f4047cfc848354441585f13cf74850b8a38680b4b9a3c9d954"`
Nov 28 20:19:01.268 INFO [stderr] usermod: no changes
Nov 28 20:19:01.476 INFO [stderr]    Compiling protobuf v2.0.5
Nov 28 20:19:08.116 INFO [stderr]     Checking protobuf-codegen v2.0.5
Nov 28 20:19:09.686 INFO [stderr]     Checking grpcio-compiler v0.4.1
Nov 28 20:19:10.405 INFO [stderr]     Checking protoc-grpcio v0.3.1 (/source)
Nov 28 20:19:12.563 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.25s
Nov 28 20:19:12.570 INFO [stderr] su: No module specific data is present
Nov 28 20:19:13.426 INFO running `"docker" "inspect" "59bd91722b0d84f4047cfc848354441585f13cf74850b8a38680b4b9a3c9d954"`
Nov 28 20:19:13.758 INFO running `"docker" "rm" "-f" "59bd91722b0d84f4047cfc848354441585f13cf74850b8a38680b4b9a3c9d954"`
Nov 28 20:19:14.076 INFO [stdout] 59bd91722b0d84f4047cfc848354441585f13cf74850b8a38680b4b9a3c9d954