Dec 12 09:44:26.013 INFO checking protobuf-codegen-2.2.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 09:44:26.014 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 09:44:26.258 INFO [stdout] f05cea1f6a4579cad940a2049f619a1cfa2cb3008ef7ab5194a13bede5843fec
Dec 12 09:44:26.266 INFO running `"docker" "start" "-a" "f05cea1f6a4579cad940a2049f619a1cfa2cb3008ef7ab5194a13bede5843fec"`
Dec 12 09:44:27.331 INFO [stderr] usermod: no changes
Dec 12 09:44:27.416 INFO [stderr]     Checking protobuf-codegen v2.2.0 (/source)
Dec 12 09:44:28.445 INFO [stderr] warning: unused import: `rust_types_values::type_name_to_rust_relative`
Dec 12 09:44:28.445 INFO [stderr]  --> src/enums.rs:8:5
Dec 12 09:44:28.446 INFO [stderr]   |
Dec 12 09:44:28.446 INFO [stderr] 8 | use rust_types_values::type_name_to_rust_relative;
Dec 12 09:44:28.446 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:44:28.446 INFO [stderr]   |
Dec 12 09:44:28.446 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 09:44:28.446 INFO [stderr] 
Dec 12 09:44:28.531 INFO [stderr] warning: unused import: `rust_types_values::type_name_to_rust_relative`
Dec 12 09:44:28.531 INFO [stderr]  --> src/enums.rs:8:5
Dec 12 09:44:28.531 INFO [stderr]   |
Dec 12 09:44:28.531 INFO [stderr] 8 | use rust_types_values::type_name_to_rust_relative;
Dec 12 09:44:28.531 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:44:28.531 INFO [stderr]   |
Dec 12 09:44:28.531 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 09:44:28.531 INFO [stderr] 
Dec 12 09:44:29.698 INFO [stderr] warning: method is never used: `supports_derive_partial_eq`
Dec 12 09:44:29.698 INFO [stderr]    --> src/message.rs:381:5
Dec 12 09:44:29.698 INFO [stderr]     |
Dec 12 09:44:29.698 INFO [stderr] 381 |     fn supports_derive_partial_eq(&self) -> bool {
Dec 12 09:44:29.698 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:44:29.698 INFO [stderr]     |
Dec 12 09:44:29.698 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 09:44:29.698 INFO [stderr] 
Dec 12 09:44:29.760 INFO [stderr] warning: method is never used: `supports_derive_partial_eq`
Dec 12 09:44:29.760 INFO [stderr]    --> src/message.rs:381:5
Dec 12 09:44:29.760 INFO [stderr]     |
Dec 12 09:44:29.760 INFO [stderr] 381 |     fn supports_derive_partial_eq(&self) -> bool {
Dec 12 09:44:29.760 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:44:29.760 INFO [stderr]     |
Dec 12 09:44:29.760 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 09:44:29.760 INFO [stderr] 
Dec 12 09:44:31.036 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
Dec 12 09:44:31.036 INFO [stderr] su: No module specific data is present
Dec 12 09:44:31.496 INFO running `"docker" "inspect" "f05cea1f6a4579cad940a2049f619a1cfa2cb3008ef7ab5194a13bede5843fec"`
Dec 12 09:44:31.660 INFO running `"docker" "rm" "-f" "f05cea1f6a4579cad940a2049f619a1cfa2cb3008ef7ab5194a13bede5843fec"`
Dec 12 09:44:31.987 INFO [stdout] f05cea1f6a4579cad940a2049f619a1cfa2cb3008ef7ab5194a13bede5843fec