Dec 18 14:57:34.564 INFO checking indoc-impl-0.3.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:57:34.565 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/indoc-impl/0.3.1:/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 14:57:35.112 INFO [stdout] cd6061a8c4515debdd8442390998e1a33349fc8ce9f8b64a2aff81766228f2e4
Dec 18 14:57:35.114 INFO running `"docker" "start" "-a" "cd6061a8c4515debdd8442390998e1a33349fc8ce9f8b64a2aff81766228f2e4"`
Dec 18 14:57:37.024 INFO [stderr]    Compiling syn v0.15.23
Dec 18 14:57:42.303 INFO [stderr]    Compiling proc-macro-hack v0.5.3
Dec 18 14:57:44.556 INFO [stderr]     Checking indoc-impl v0.3.1 (/opt/crater/workdir)
Dec 18 14:57:45.300 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.33s
Dec 18 14:57:45.942 INFO running `"docker" "inspect" "cd6061a8c4515debdd8442390998e1a33349fc8ce9f8b64a2aff81766228f2e4"`
Dec 18 14:57:46.214 INFO running `"docker" "rm" "-f" "cd6061a8c4515debdd8442390998e1a33349fc8ce9f8b64a2aff81766228f2e4"`
Dec 18 14:57:46.460 INFO [stdout] cd6061a8c4515debdd8442390998e1a33349fc8ce9f8b64a2aff81766228f2e4