[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-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/juliex/0.3.0-alpha.2
[INFO] extracting crate juliex 0.3.0-alpha.2 into work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/juliex/0.3.0-alpha.2
[INFO] validating manifest of juliex-0.3.0-alpha.2 on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of juliex-0.3.0-alpha.2 on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-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-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/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-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/juliex/0.3.0-alpha.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking juliex-0.3.0-alpha.2 against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-5/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/juliex/0.3.0-alpha.2:/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b2a5cf472f3e84e16c2f9ac48f7e3e4714a914642d3d5c15197170ac24bcc08b
[INFO] running `"docker" "start" "-a" "b2a5cf472f3e84e16c2f9ac48f7e3e4714a914642d3d5c15197170ac24bcc08b"`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[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" "b2a5cf472f3e84e16c2f9ac48f7e3e4714a914642d3d5c15197170ac24bcc08b"`
[INFO] running `"docker" "rm" "-f" "b2a5cf472f3e84e16c2f9ac48f7e3e4714a914642d3d5c15197170ac24bcc08b"`
[INFO] [stdout] b2a5cf472f3e84e16c2f9ac48f7e3e4714a914642d3d5c15197170ac24bcc08b