Dec 18 16:42:46.421 INFO checking error-chain-mini-derive-0.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:42:46.438 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/error-chain-mini-derive/0.2.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:42:46.610 INFO [stdout] 3d4d0ee56e3b34fcc313b5cd2a793dd454cc27a637b1355e3efca6cd6258ca0b
Dec 18 16:42:46.612 INFO running `"docker" "start" "-a" "3d4d0ee56e3b34fcc313b5cd2a793dd454cc27a637b1355e3efca6cd6258ca0b"`
Dec 18 16:42:47.163 INFO [stderr]     Checking syn v0.13.11
Dec 18 16:42:51.776 INFO [stderr]     Checking synstructure v0.8.1
Dec 18 16:42:52.487 INFO [stderr]     Checking error-chain-mini-derive v0.2.0 (/opt/crater/workdir)
Dec 18 16:42:52.991 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.85s
Dec 18 16:42:53.430 INFO running `"docker" "inspect" "3d4d0ee56e3b34fcc313b5cd2a793dd454cc27a637b1355e3efca6cd6258ca0b"`
Dec 18 16:42:53.756 INFO running `"docker" "rm" "-f" "3d4d0ee56e3b34fcc313b5cd2a793dd454cc27a637b1355e3efca6cd6258ca0b"`
Dec 18 16:42:54.068 INFO [stdout] 3d4d0ee56e3b34fcc313b5cd2a793dd454cc27a637b1355e3efca6cd6258ca0b