Dec 18 17:39:04.453 INFO checking char_stream-0.1.8 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:39:04.453 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/char_stream/0.1.8:/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 17:39:04.939 INFO [stdout] 03f586fad1ea3ac333afdf5b26a58c23e66dbda1dcd3294015ef0c959d4a62f2
Dec 18 17:39:04.944 INFO running `"docker" "start" "-a" "03f586fad1ea3ac333afdf5b26a58c23e66dbda1dcd3294015ef0c959d4a62f2"`
Dec 18 17:39:06.912 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 18 17:39:06.974 INFO [stderr]     Checking char_stream v0.1.8 (/opt/crater/workdir)
Dec 18 17:39:08.164 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 18 17:39:08.814 INFO running `"docker" "inspect" "03f586fad1ea3ac333afdf5b26a58c23e66dbda1dcd3294015ef0c959d4a62f2"`
Dec 18 17:39:09.208 INFO running `"docker" "rm" "-f" "03f586fad1ea3ac333afdf5b26a58c23e66dbda1dcd3294015ef0c959d4a62f2"`
Dec 18 17:39:09.696 INFO [stdout] 03f586fad1ea3ac333afdf5b26a58c23e66dbda1dcd3294015ef0c959d4a62f2