Dec 18 11:11:14.476 INFO checking siren-1.0.3 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:11:14.476 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/siren/1.0.3:/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 11:11:14.689 INFO [stdout] c90beabc3ed761f1143c00d2f968f91a4c9b1a7aebd7d69b3bb51448a299cb21
Dec 18 11:11:14.694 INFO running `"docker" "start" "-a" "c90beabc3ed761f1143c00d2f968f91a4c9b1a7aebd7d69b3bb51448a299cb21"`
Dec 18 11:11:15.436 INFO [stderr]     Checking term_size v0.2.3
Dec 18 11:11:15.702 INFO [stderr]     Checking clap v2.19.3
Dec 18 11:11:19.549 INFO [stderr]     Checking siren v1.0.3 (/opt/crater/workdir)
Dec 18 11:11:20.472 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
Dec 18 11:11:20.712 INFO running `"docker" "inspect" "c90beabc3ed761f1143c00d2f968f91a4c9b1a7aebd7d69b3bb51448a299cb21"`
Dec 18 11:11:20.770 INFO running `"docker" "rm" "-f" "c90beabc3ed761f1143c00d2f968f91a4c9b1a7aebd7d69b3bb51448a299cb21"`
Dec 18 11:11:20.931 INFO [stdout] c90beabc3ed761f1143c00d2f968f91a4c9b1a7aebd7d69b3bb51448a299cb21