[INFO] crate async-ringbuffer 0.4.0 is already in cache
[INFO] extracting crate async-ringbuffer 0.4.0 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/async-ringbuffer/0.4.0
[INFO] extracting crate async-ringbuffer 0.4.0 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/async-ringbuffer/0.4.0
[INFO] validating manifest of async-ringbuffer-0.4.0 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of async-ringbuffer-0.4.0 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing async-ringbuffer-0.4.0
[INFO] finished frobbing async-ringbuffer-0.4.0
[INFO] frobbed toml for async-ringbuffer-0.4.0 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/async-ringbuffer/0.4.0/Cargo.toml
[INFO] started frobbing async-ringbuffer-0.4.0
[INFO] finished frobbing async-ringbuffer-0.4.0
[INFO] frobbed toml for async-ringbuffer-0.4.0 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/async-ringbuffer/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking async-ringbuffer-0.4.0 against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-2/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/async-ringbuffer/0.4.0:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 080d39b47efbb1c1b10d99e64b04e53acdcd437fa6859fba6cdd3c11b5561c10
[INFO] running `"docker" "start" "-a" "080d39b47efbb1c1b10d99e64b04e53acdcd437fa6859fba6cdd3c11b5561c10"`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.14
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.14
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.14
[INFO] [stderr]     Checking async-ringbuffer v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.14
[INFO] [stderr] error[E0053]: method `poll_write` has an incompatible type for trait
[INFO] [stderr]    --> src/lib.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn poll_write(&mut self, wk: &Waker, buf: &[u8]) -> Poll<Result<usize>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found &mut Writer
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(std::pin::Pin<&mut Writer>, &mut std::task::Context<'_>, &[u8]) -> futures_core::Poll<std::result::Result<usize, futures_io::Error>>`
[INFO] [stderr]                found type `fn(&mut Writer, &std::task::Waker, &[u8]) -> futures_core::Poll<std::result::Result<usize, futures_io::Error>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll_flush` has an incompatible type for trait
[INFO] [stderr]    --> src/lib.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn poll_flush(&mut self, _: &Waker) -> Poll<Result<()>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found &mut Writer
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(std::pin::Pin<&mut Writer>, &mut std::task::Context<'_>) -> futures_core::Poll<std::result::Result<(), futures_io::Error>>`
[INFO] [stderr]                found type `fn(&mut Writer, &std::task::Waker) -> futures_core::Poll<std::result::Result<(), futures_io::Error>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll_close` has an incompatible type for trait
[INFO] [stderr]    --> src/lib.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn poll_close(&mut self, _: &Waker) -> Poll<Result<()>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found &mut Writer
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(std::pin::Pin<&mut Writer>, &mut std::task::Context<'_>) -> futures_core::Poll<std::result::Result<(), futures_io::Error>>`
[INFO] [stderr]                found type `fn(&mut Writer, &std::task::Waker) -> futures_core::Poll<std::result::Result<(), futures_io::Error>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll_read` has an incompatible type for trait
[INFO] [stderr]    --> src/lib.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn poll_read(&mut self, wk: &Waker, buf: &mut [u8]) -> Poll<Result<usize>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found &mut Reader
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(std::pin::Pin<&mut Reader>, &mut std::task::Context<'_>, &mut [u8]) -> futures_core::Poll<std::result::Result<usize, futures_io::Error>>`
[INFO] [stderr]                found type `fn(&mut Reader, &std::task::Waker, &mut [u8]) -> futures_core::Poll<std::result::Result<usize, futures_io::Error>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0053`.
[INFO] [stderr] error: Could not compile `async-ringbuffer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "080d39b47efbb1c1b10d99e64b04e53acdcd437fa6859fba6cdd3c11b5561c10"`
[INFO] running `"docker" "rm" "-f" "080d39b47efbb1c1b10d99e64b04e53acdcd437fa6859fba6cdd3c11b5561c10"`
[INFO] [stdout] 080d39b47efbb1c1b10d99e64b04e53acdcd437fa6859fba6cdd3c11b5561c10