[INFO] crate juliex 0.3.0-alpha.2 is already in cache
[INFO] extracting crate juliex 0.3.0-alpha.2 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/juliex/0.3.0-alpha.2
[INFO] extracting crate juliex 0.3.0-alpha.2 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/juliex/0.3.0-alpha.2
[INFO] validating manifest of juliex-0.3.0-alpha.2 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of juliex-0.3.0-alpha.2 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing juliex-0.3.0-alpha.2
[INFO] finished frobbing juliex-0.3.0-alpha.2
[INFO] frobbed toml for juliex-0.3.0-alpha.2 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/juliex/0.3.0-alpha.2/Cargo.toml
[INFO] started frobbing juliex-0.3.0-alpha.2
[INFO] finished frobbing juliex-0.3.0-alpha.2
[INFO] frobbed toml for juliex-0.3.0-alpha.2 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/juliex/0.3.0-alpha.2/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking juliex-0.3.0-alpha.2 against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-4/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/juliex/0.3.0-alpha.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 56a80ebf4d7ea146ba7bfa1d52e1315993bc28f302f935b50e10f1f0b3b90b5e
[INFO] running `"docker" "start" "-a" "56a80ebf4d7ea146ba7bfa1d52e1315993bc28f302f935b50e10f1f0b3b90b5e"`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking async-ready v2.1.0
[INFO] [stderr]     Checking async-datagram v2.2.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking juliex v0.3.0-alpha.2 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:139:79
[INFO] [stderr]     |
[INFO] [stderr] 139 |             if let Poll::Ready(_) = (&mut *self.0.future.get()).as_mut().poll(&waker) {
[INFO] [stderr]     |                                                                               ^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&mut std::task::Context<'_>`
[INFO] [stderr]                found type `&std::mem::ManuallyDrop<std::task::Waker>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new_unchecked` found for type `std::task::Waker` in the current scope
[INFO] [stderr]    --> src/lib.rs:155:12
[INFO] [stderr]     |
[INFO] [stderr] 155 |     Waker::new_unchecked(RawWaker::new(
[INFO] [stderr]     |            ^^^^^^^^^^^^^ function or associated item not found in `std::task::Waker`
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `wake_by_ref` in initializer of `std::task::RawWakerVTable`
[INFO] [stderr]    --> src/lib.rs:157:10
[INFO] [stderr]     |
[INFO] [stderr] 157 |         &RawWakerVTable {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^ missing `wake_by_ref`
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `wake_by_ref` in initializer of `std::task::RawWakerVTable`
[INFO] [stderr]    --> src/lib.rs:169:10
[INFO] [stderr]     |
[INFO] [stderr] 169 |         &RawWakerVTable {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^ missing `wake_by_ref`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0063, E0308, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0063`.
[INFO] [stderr] error: Could not compile `juliex`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "56a80ebf4d7ea146ba7bfa1d52e1315993bc28f302f935b50e10f1f0b3b90b5e"`
[INFO] running `"docker" "rm" "-f" "56a80ebf4d7ea146ba7bfa1d52e1315993bc28f302f935b50e10f1f0b3b90b5e"`
[INFO] [stdout] 56a80ebf4d7ea146ba7bfa1d52e1315993bc28f302f935b50e10f1f0b3b90b5e