Dec 18 16:19:09.485 INFO checking futures-util-preview-0.3.0-alpha.10 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:19:09.485 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/futures-util-preview/0.3.0-alpha.10:/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 16:19:09.639 INFO [stdout] 157e531ae4bf67ff7f305915c99f80075518946cd58b0aa5d700ea11c3c64538
Dec 18 16:19:09.640 INFO running `"docker" "start" "-a" "157e531ae4bf67ff7f305915c99f80075518946cd58b0aa5d700ea11c3c64538"`
Dec 18 16:19:10.271 INFO [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
Dec 18 16:19:10.307 INFO [stderr]     Checking futures-core-preview v0.3.0-alpha.10
Dec 18 16:19:10.766 INFO [stderr]     Checking futures-channel-preview v0.3.0-alpha.10
Dec 18 16:19:10.768 INFO [stderr]     Checking futures-io-preview v0.3.0-alpha.10
Dec 18 16:19:11.308 INFO [stderr]     Checking futures-sink-preview v0.3.0-alpha.10
Dec 18 16:19:11.653 INFO [stderr]     Checking futures-util-preview v0.3.0-alpha.10 (/opt/crater/workdir)
Dec 18 16:19:12.365 INFO [stderr] error[E0432]: unresolved import `futures_executor`
Dec 18 16:19:12.365 INFO [stderr]   --> src/sink/fanout.rs:99:9
Dec 18 16:19:12.365 INFO [stderr]    |
Dec 18 16:19:12.365 INFO [stderr] 99 |     use futures_executor::block_on;
Dec 18 16:19:12.365 INFO [stderr]    |         ^^^^^^^^^^^^^^^^ use of undeclared type or module `futures_executor`
Dec 18 16:19:12.365 INFO [stderr] 
Dec 18 16:19:13.936 INFO [stderr] error: aborting due to previous error
Dec 18 16:19:13.936 INFO [stderr] 
Dec 18 16:19:13.936 INFO [stderr] For more information about this error, try `rustc --explain E0432`.
Dec 18 16:19:13.969 INFO [stderr] error: Could not compile `futures-util-preview`.
Dec 18 16:19:13.969 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 16:19:15.061 INFO [stderr] error: build failed
Dec 18 16:19:15.328 INFO running `"docker" "inspect" "157e531ae4bf67ff7f305915c99f80075518946cd58b0aa5d700ea11c3c64538"`
Dec 18 16:19:15.401 INFO running `"docker" "rm" "-f" "157e531ae4bf67ff7f305915c99f80075518946cd58b0aa5d700ea11c3c64538"`
Dec 18 16:19:15.480 INFO [stdout] 157e531ae4bf67ff7f305915c99f80075518946cd58b0aa5d700ea11c3c64538