Dec 18 11:22:02.080 INFO checking serdebug_derive-1.0.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 18 11:22:02.081 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/serdebug_derive/1.0.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"` Dec 18 11:22:02.390 INFO [stdout] bae4672e1e387ea7266843cc48b89340f8747dd04065ffeb6489e00a1cb5697a Dec 18 11:22:02.394 INFO running `"docker" "start" "-a" "bae4672e1e387ea7266843cc48b89340f8747dd04065ffeb6489e00a1cb5697a"` Dec 18 11:22:03.294 INFO [stderr] Checking proc-macro2 v0.4.24 Dec 18 11:22:04.285 INFO [stderr] Checking quote v0.6.10 Dec 18 11:22:04.727 INFO [stderr] Checking syn v0.14.9 Dec 18 11:22:07.449 INFO [stderr] Checking serdebug_derive v1.0.0 (/opt/crater/workdir) Dec 18 11:22:07.807 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.54s Dec 18 11:22:08.134 INFO running `"docker" "inspect" "bae4672e1e387ea7266843cc48b89340f8747dd04065ffeb6489e00a1cb5697a"` Dec 18 11:22:08.384 INFO running `"docker" "rm" "-f" "bae4672e1e387ea7266843cc48b89340f8747dd04065ffeb6489e00a1cb5697a"` Dec 18 11:22:08.607 INFO [stdout] bae4672e1e387ea7266843cc48b89340f8747dd04065ffeb6489e00a1cb5697a