Dec 18 13:52:42.085 INFO checking mouscache_derive-0.4.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 13:52:42.085 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/mouscache_derive/0.4.0:/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 13:52:42.316 INFO [stdout] bcbe9f1f050a9c65f4d1ea102634a394f2b8d9432001b9585d1f15d3179bccff
Dec 18 13:52:42.322 INFO running `"docker" "start" "-a" "bcbe9f1f050a9c65f4d1ea102634a394f2b8d9432001b9585d1f15d3179bccff"`
Dec 18 13:52:43.148 INFO [stderr]     Checking proc-macro2 v0.3.8
Dec 18 13:52:43.984 INFO [stderr]     Checking quote v0.5.2
Dec 18 13:52:44.388 INFO [stderr]     Checking syn v0.13.11
Dec 18 13:52:47.265 INFO [stderr]     Checking mouscache_derive v0.4.0 (/opt/crater/workdir)
Dec 18 13:52:47.864 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
Dec 18 13:52:48.507 INFO running `"docker" "inspect" "bcbe9f1f050a9c65f4d1ea102634a394f2b8d9432001b9585d1f15d3179bccff"`
Dec 18 13:52:48.830 INFO running `"docker" "rm" "-f" "bcbe9f1f050a9c65f4d1ea102634a394f2b8d9432001b9585d1f15d3179bccff"`
Dec 18 13:52:49.002 INFO [stdout] bcbe9f1f050a9c65f4d1ea102634a394f2b8d9432001b9585d1f15d3179bccff