Nov 28 10:45:54.736 INFO documenting protoc-rust-grpc-0.6.1 against try#f5a0bd723553ea4b7556bd7087b9f0919cafb483 for pr-55318
Nov 28 10:45:54.736 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-7/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55318/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/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 +f5a0bd723553ea4b7556bd7087b9f0919cafb483-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 10:45:55.172 INFO [stdout] 0548e70ffaaf394ab4b842a481608c2e114f43a4fdb7f8e335a24142e308a301
Nov 28 10:45:55.175 INFO running `"docker" "start" "-a" "0548e70ffaaf394ab4b842a481608c2e114f43a4fdb7f8e335a24142e308a301"`
Nov 28 10:45:55.847 INFO [stderr] usermod: no changes
Nov 28 10:45:55.927 INFO [stderr]     Checking protoc v2.2.0
Nov 28 10:45:55.927 INFO [stderr]     Checking protobuf-codegen v2.2.0
Nov 28 10:45:57.739 INFO [stderr]     Checking protoc-rust v2.2.0
Nov 28 10:45:57.739 INFO [stderr]     Checking grpc-compiler v0.6.1
Nov 28 10:45:58.378 INFO [stderr]  Documenting protoc-rust-grpc v0.6.1 (/source)
Nov 28 10:46:00.387 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.52s
Nov 28 10:46:00.399 INFO [stderr] su: No module specific data is present
Nov 28 10:46:00.772 INFO running `"docker" "inspect" "0548e70ffaaf394ab4b842a481608c2e114f43a4fdb7f8e335a24142e308a301"`
Nov 28 10:46:01.013 INFO running `"docker" "rm" "-f" "0548e70ffaaf394ab4b842a481608c2e114f43a4fdb7f8e335a24142e308a301"`
Nov 28 10:46:01.307 INFO [stdout] 0548e70ffaaf394ab4b842a481608c2e114f43a4fdb7f8e335a24142e308a301