Dec 19 11:36:09.049 INFO checking nyergler/picopub-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:36:09.049 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/nyergler/picopub-rs:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:36:09.584 INFO [stdout] c49ea93b1ba0a6e5275b7925059616e0ec5142b3e9c8e54b13318875c884cfc2
Dec 19 11:36:09.586 INFO running `"docker" "start" "-a" "c49ea93b1ba0a6e5275b7925059616e0ec5142b3e9c8e54b13318875c884cfc2"`
Dec 19 11:36:11.164 INFO [stderr]    Compiling syn v0.15.17
Dec 19 11:36:20.011 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 19 11:36:32.446 INFO [stderr]     Checking picopub v0.1.0 (/opt/crater/workdir)
Dec 19 11:36:33.278 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.22s
Dec 19 11:36:33.814 INFO running `"docker" "inspect" "c49ea93b1ba0a6e5275b7925059616e0ec5142b3e9c8e54b13318875c884cfc2"`
Dec 19 11:36:34.086 INFO running `"docker" "rm" "-f" "c49ea93b1ba0a6e5275b7925059616e0ec5142b3e9c8e54b13318875c884cfc2"`
Dec 19 11:36:34.367 INFO [stdout] c49ea93b1ba0a6e5275b7925059616e0ec5142b3e9c8e54b13318875c884cfc2