Dec 18 17:24:56.280 INFO checking concurrent_prime_sieve-0.3.3 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 17:24:56.280 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/concurrent_prime_sieve/0.3.3:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:24:56.560 INFO [stdout] 4c67e13d8ef845fe0c3cfedf4fc2de6896a92fb00b326eabbe30b5632f1946e9
Dec 18 17:24:56.563 INFO running `"docker" "start" "-a" "4c67e13d8ef845fe0c3cfedf4fc2de6896a92fb00b326eabbe30b5632f1946e9"`
Dec 18 17:24:57.061 INFO [stderr]     Checking primal-sieve v0.2.9
Dec 18 17:24:58.190 INFO [stderr]     Checking concurrent_prime_sieve v0.3.3 (/opt/crater/workdir)
Dec 18 17:24:58.797 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
Dec 18 17:24:59.018 INFO running `"docker" "inspect" "4c67e13d8ef845fe0c3cfedf4fc2de6896a92fb00b326eabbe30b5632f1946e9"`
Dec 18 17:24:59.089 INFO running `"docker" "rm" "-f" "4c67e13d8ef845fe0c3cfedf4fc2de6896a92fb00b326eabbe30b5632f1946e9"`
Dec 18 17:24:59.178 INFO [stdout] 4c67e13d8ef845fe0c3cfedf4fc2de6896a92fb00b326eabbe30b5632f1946e9