Dec 12 08:15:51.016 INFO checking rust_multicodec-0.2.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 08:15:51.016 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 08:15:51.428 INFO [stdout] fc762a9d867bbc6230a5862588efbca803a7593586d2a9cba6452a91c8728faf
Dec 12 08:15:51.436 INFO running `"docker" "start" "-a" "fc762a9d867bbc6230a5862588efbca803a7593586d2a9cba6452a91c8728faf"`
Dec 12 08:15:52.152 INFO [stderr] usermod: no changes
Dec 12 08:15:52.216 INFO [stderr]     Checking rust_multicodec v0.2.0 (/source)
Dec 12 08:15:52.928 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 08:15:52.928 INFO [stderr]  --> src/lib.rs:9:1
Dec 12 08:15:52.928 INFO [stderr]   |
Dec 12 08:15:52.928 INFO [stderr] 9 | #[macro_use]
Dec 12 08:15:52.928 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 08:15:52.928 INFO [stderr]   |
Dec 12 08:15:52.928 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 08:15:52.928 INFO [stderr] 
Dec 12 08:15:52.928 INFO [stderr] warning: unused import: `std::str`
Dec 12 08:15:52.928 INFO [stderr]   --> src/lib.rs:12:5
Dec 12 08:15:52.928 INFO [stderr]    |
Dec 12 08:15:52.928 INFO [stderr] 12 | use std::str;
Dec 12 08:15:52.928 INFO [stderr]    |     ^^^^^^^^
Dec 12 08:15:52.928 INFO [stderr] 
Dec 12 08:15:53.165 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 12 08:15:53.169 INFO [stderr] su: No module specific data is present
Dec 12 08:15:53.596 INFO running `"docker" "inspect" "fc762a9d867bbc6230a5862588efbca803a7593586d2a9cba6452a91c8728faf"`
Dec 12 08:15:53.758 INFO running `"docker" "rm" "-f" "fc762a9d867bbc6230a5862588efbca803a7593586d2a9cba6452a91c8728faf"`
Dec 12 08:15:53.966 INFO [stdout] fc762a9d867bbc6230a5862588efbca803a7593586d2a9cba6452a91c8728faf