[INFO] updating cached repository adamhass/windower
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adamhass/windower
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adamhass/windower" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/adamhass/windower"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/adamhass/windower'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adamhass/windower" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/adamhass/windower"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/adamhass/windower'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 609e8d4b83e8f24b771b86532e684e3cb4fc2f22
[INFO] sha for GitHub repo adamhass/windower: 609e8d4b83e8f24b771b86532e684e3cb4fc2f22
[INFO] validating manifest of adamhass/windower on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of adamhass/windower on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing adamhass/windower
[INFO] removed path dependency kompact from adamhass/windower
[INFO] removed path dependency runtime from adamhass/windower
[INFO] finished frobbing adamhass/windower
[INFO] frobbed toml for adamhass/windower written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/adamhass/windower/Cargo.toml
[INFO] started frobbing adamhass/windower
[INFO] removed path dependency kompact from adamhass/windower
[INFO] removed path dependency runtime from adamhass/windower
[INFO] finished frobbing adamhass/windower
[INFO] frobbed toml for adamhass/windower written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/adamhass/windower/Cargo.toml
[INFO] crate adamhass/windower already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/adamhass/windower/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking adamhass/windower against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-6/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/adamhass/windower:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6d76cfe8393f6af9600c90b54cb112e367c0c97a37631d9beeed5e670d852535
[INFO] running `"docker" "start" "-a" "6d76cfe8393f6af9600c90b54cb112e367c0c97a37631d9beeed5e670d852535"`
[INFO] [stderr] warning: dependency (kompact) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (runtime) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking as_num v0.2.5
[INFO] [stderr]     Checking bitfields v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking synchronoise v0.4.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking tokio-retry v0.2.0
[INFO] [stderr]    Compiling kompact-component-derive v0.7.0
[INFO] [stderr]    Compiling kompact-actor-derive v0.7.0
[INFO] [stderr]     Checking spaniel v0.1.0
[INFO] [stderr]     Checking executors v0.4.4
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking kompact v0.7.0
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking romio v0.3.0-alpha.9
[INFO] [stderr]     Checking juliex v0.3.0-alpha.8
[INFO] [stderr]     Checking futures-timer v0.3.0
[INFO] [stderr]     Checking runtime-raw v0.3.0-alpha.5
[INFO] [stderr] error[E0658]: async blocks are unstable
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/runtime-raw-0.3.0-alpha.5/src/lib.rs:65:15
[INFO] [stderr]    |
[INFO] [stderr] 65 |       let fut = async move {
[INFO] [stderr]    |  _______________^
[INFO] [stderr] 66 | |         let t = fut.await;
[INFO] [stderr] 67 | |         let _ = tx.send(t);
[INFO] [stderr] 68 | |     };
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/50547
[INFO] [stderr]    = help: add `#![feature(async_await)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async/await is unstable
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/runtime-raw-0.3.0-alpha.5/src/lib.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let t = fut.await;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/50547
[INFO] [stderr]    = help: add `#![feature(async_await)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `runtime-raw`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6d76cfe8393f6af9600c90b54cb112e367c0c97a37631d9beeed5e670d852535"`
[INFO] running `"docker" "rm" "-f" "6d76cfe8393f6af9600c90b54cb112e367c0c97a37631d9beeed5e670d852535"`
[INFO] [stdout] 6d76cfe8393f6af9600c90b54cb112e367c0c97a37631d9beeed5e670d852535