Dec 18 14:57:37.338 INFO checking indoc-impl-0.3.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 14:57:37.338 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 14:57:37.774 INFO [stdout] 4269e2aa2dfdd7dcfa6b573050fbc8b01e865f3d64e4890571993e0cf57d73a2
Dec 18 14:57:37.776 INFO running `"docker" "start" "-a" "4269e2aa2dfdd7dcfa6b573050fbc8b01e865f3d64e4890571993e0cf57d73a2"`
Dec 18 14:57:39.292 INFO [stderr]    Compiling syn v0.15.23
Dec 18 14:57:46.700 INFO [stderr]    Compiling proc-macro-hack v0.5.3
Dec 18 14:57:48.606 INFO [stderr]     Checking indoc-impl v0.3.1 (/opt/crater/workdir)
Dec 18 14:57:49.185 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.95s
Dec 18 14:57:50.044 INFO running `"docker" "inspect" "4269e2aa2dfdd7dcfa6b573050fbc8b01e865f3d64e4890571993e0cf57d73a2"`
Dec 18 14:57:50.309 INFO running `"docker" "rm" "-f" "4269e2aa2dfdd7dcfa6b573050fbc8b01e865f3d64e4890571993e0cf57d73a2"`
Dec 18 14:57:50.480 INFO [stdout] 4269e2aa2dfdd7dcfa6b573050fbc8b01e865f3d64e4890571993e0cf57d73a2