Dec 18 12:47:26.399 INFO checking protobuf-codegen-2.2.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:47:26.399 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/protobuf-codegen/2.2.0:/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=forbid" "-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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:47:26.645 INFO [stdout] 76b4288cec529ef1b1408603706e72f027175cda9f408336ed017ff7e0121d98
Dec 18 12:47:26.645 INFO running `"docker" "start" "-a" "76b4288cec529ef1b1408603706e72f027175cda9f408336ed017ff7e0121d98"`
Dec 18 12:47:27.308 INFO [stderr]     Checking protobuf-codegen v2.2.0 (/opt/crater/workdir)
Dec 18 12:47:27.676 INFO [stderr] warning: unused import: `rust_types_values::type_name_to_rust_relative`
Dec 18 12:47:27.676 INFO [stderr]  --> src/enums.rs:8:5
Dec 18 12:47:27.676 INFO [stderr]   |
Dec 18 12:47:27.676 INFO [stderr] 8 | use rust_types_values::type_name_to_rust_relative;
Dec 18 12:47:27.676 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:47:27.676 INFO [stderr]   |
Dec 18 12:47:27.676 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:47:27.676 INFO [stderr] 
Dec 18 12:47:27.737 INFO [stderr] warning: unused import: `rust_types_values::type_name_to_rust_relative`
Dec 18 12:47:27.737 INFO [stderr]  --> src/enums.rs:8:5
Dec 18 12:47:27.737 INFO [stderr]   |
Dec 18 12:47:27.737 INFO [stderr] 8 | use rust_types_values::type_name_to_rust_relative;
Dec 18 12:47:27.737 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:47:27.737 INFO [stderr]   |
Dec 18 12:47:27.737 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:47:27.737 INFO [stderr] 
Dec 18 12:47:28.936 INFO [stderr] warning: method is never used: `supports_derive_partial_eq`
Dec 18 12:47:28.936 INFO [stderr]    --> src/message.rs:381:5
Dec 18 12:47:28.936 INFO [stderr]     |
Dec 18 12:47:28.936 INFO [stderr] 381 |     fn supports_derive_partial_eq(&self) -> bool {
Dec 18 12:47:28.936 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:47:28.936 INFO [stderr]     |
Dec 18 12:47:28.936 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 12:47:28.936 INFO [stderr] 
Dec 18 12:47:29.312 INFO [stderr] warning: method is never used: `supports_derive_partial_eq`
Dec 18 12:47:29.312 INFO [stderr]    --> src/message.rs:381:5
Dec 18 12:47:29.312 INFO [stderr]     |
Dec 18 12:47:29.312 INFO [stderr] 381 |     fn supports_derive_partial_eq(&self) -> bool {
Dec 18 12:47:29.312 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:47:29.312 INFO [stderr]     |
Dec 18 12:47:29.312 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 12:47:29.312 INFO [stderr] 
Dec 18 12:47:29.754 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
Dec 18 12:47:30.013 INFO running `"docker" "inspect" "76b4288cec529ef1b1408603706e72f027175cda9f408336ed017ff7e0121d98"`
Dec 18 12:47:30.116 INFO running `"docker" "rm" "-f" "76b4288cec529ef1b1408603706e72f027175cda9f408336ed017ff7e0121d98"`
Dec 18 12:47:30.235 INFO [stdout] 76b4288cec529ef1b1408603706e72f027175cda9f408336ed017ff7e0121d98