Dec 12 09:43:54.725 INFO checking protoc-rust-copra-0.1.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 09:43:54.725 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 09:43:55.209 INFO [stdout] a45f4382e0fe1a3268530fbc6bac829d2e61a02e129c9052d8fcb0a06094c97c
Dec 12 09:43:55.211 INFO running `"docker" "start" "-a" "a45f4382e0fe1a3268530fbc6bac829d2e61a02e129c9052d8fcb0a06094c97c"`
Dec 12 09:43:56.796 INFO [stderr] usermod: no changes
Dec 12 09:43:56.940 INFO [stderr]    Compiling protobuf v1.7.4
Dec 12 09:43:56.956 INFO [stderr]     Checking protoc v1.7.4
Dec 12 09:43:56.980 INFO [stderr]     Checking Inflector v0.11.3
Dec 12 09:44:06.404 INFO [stderr]     Checking protoc-rust v1.7.4
Dec 12 09:44:07.604 INFO [stderr]     Checking protoc-rust-copra v0.1.1 (/source)
Dec 12 09:44:10.433 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.61s
Dec 12 09:44:10.441 INFO [stderr] su: No module specific data is present
Dec 12 09:44:11.887 INFO running `"docker" "inspect" "a45f4382e0fe1a3268530fbc6bac829d2e61a02e129c9052d8fcb0a06094c97c"`
Dec 12 09:44:12.048 INFO running `"docker" "rm" "-f" "a45f4382e0fe1a3268530fbc6bac829d2e61a02e129c9052d8fcb0a06094c97c"`
Dec 12 09:44:12.290 INFO [stdout] a45f4382e0fe1a3268530fbc6bac829d2e61a02e129c9052d8fcb0a06094c97c