[INFO] fetching crate embedded-executor 0.3.1...
[INFO] extracting crate embedded-executor 0.3.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/embedded-executor/0.3.1
[INFO] extracting crate embedded-executor 0.3.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/embedded-executor/0.3.1
[INFO] validating manifest of embedded-executor-0.3.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of embedded-executor-0.3.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing embedded-executor-0.3.1
[INFO] finished frobbing embedded-executor-0.3.1
[INFO] frobbed toml for embedded-executor-0.3.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/embedded-executor/0.3.1/Cargo.toml
[INFO] started frobbing embedded-executor-0.3.1
[INFO] finished frobbing embedded-executor-0.3.1
[INFO] frobbed toml for embedded-executor-0.3.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/embedded-executor/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alloc-facade v0.3.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing embedded-executor-0.3.1 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/embedded-executor/0.3.1:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 555471ea62c0f47cffc2a214219563c644a0aa2abf851453bf0240480b0b24ad
[INFO] running `"docker" "start" "-a" "555471ea62c0f47cffc2a214219563c644a0aa2abf851453bf0240480b0b24ad"`
[INFO] [stderr]    Compiling alloc-facade v0.3.1
[INFO] [stderr]    Compiling generational-arena v0.2.2
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling embedded-executor v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/alloc_executor.rs:188:35
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 match future.poll(waker) {
[INFO] [stderr]     |                                   ^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&mut std::task::Context<'_>`
[INFO] [stderr]                found type `&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/wake.rs:25:25
[INFO] [stderr]    |
[INFO] [stderr] 25 |         unsafe { Waker::new_unchecked(self.into_raw_waker()) }
[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/wake.rs:59:10
[INFO] [stderr]    |
[INFO] [stderr] 59 |         &RawWakerVTable {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^ missing `wake_by_ref`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 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 `embedded-executor`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "555471ea62c0f47cffc2a214219563c644a0aa2abf851453bf0240480b0b24ad"`
[INFO] running `"docker" "rm" "-f" "555471ea62c0f47cffc2a214219563c644a0aa2abf851453bf0240480b0b24ad"`
[INFO] [stdout] 555471ea62c0f47cffc2a214219563c644a0aa2abf851453bf0240480b0b24ad