[INFO] fetching crate async-buf 0.1.0...
[INFO] checking async-buf-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate async-buf 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate async-buf 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-buf 0.1.0
[INFO] finished tweaking crates.io crate async-buf 0.1.0
[INFO] tweaked toml for crates.io crate async-buf 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
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[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff58c17df071d23f6c6f557fae2165d970396ffd6bbf0f34108e440a78e396f6
[INFO] running `Command { std: "docker" "start" "-a" "ff58c17df071d23f6c6f557fae2165d970396ffd6bbf0f34108e440a78e396f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff58c17df071d23f6c6f557fae2165d970396ffd6bbf0f34108e440a78e396f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff58c17df071d23f6c6f557fae2165d970396ffd6bbf0f34108e440a78e396f6", kill_on_drop: false }`
[INFO] [stdout] ff58c17df071d23f6c6f557fae2165d970396ffd6bbf0f34108e440a78e396f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51be1ba3a299dec79d8ac64ca4b3076add197b2515316e1ba96ed9a560ec0097
[INFO] running `Command { std: "docker" "start" "-a" "51be1ba3a299dec79d8ac64ca4b3076add197b2515316e1ba96ed9a560ec0097", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking async-buf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `poll_ready`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(poll_ready)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `poll_ready`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(poll_ready)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:285:69
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).ready()??;
[INFO] [stdout]     |                                                                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).Ready()??;
[INFO] [stdout]     |                                                                     ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).is_ready()??;
[INFO] [stdout]     |                                                                     ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:285:69
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).ready()??;
[INFO] [stdout]     |                                                                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).Ready()??;
[INFO] [stdout]     |                                                                     ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).is_ready()??;
[INFO] [stdout]     |                                                                     ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:329:65
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:329:65
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:334:49
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:334:49
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:353:61
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:353:61
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:358:45
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:358:45
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:315:46
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                              ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                              ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:315:46
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                              ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                              ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:325:42
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:325:42
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:330:42
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/buf_reader.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:330:42
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/buf_reader.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-buf` (lib) due to 10 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-buf` (lib test) due to 10 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "51be1ba3a299dec79d8ac64ca4b3076add197b2515316e1ba96ed9a560ec0097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51be1ba3a299dec79d8ac64ca4b3076add197b2515316e1ba96ed9a560ec0097", kill_on_drop: false }`
[INFO] [stdout] 51be1ba3a299dec79d8ac64ca4b3076add197b2515316e1ba96ed9a560ec0097
[INFO] checking async-buf-0.1.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate async-buf 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate async-buf 0.1.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-buf 0.1.0
[INFO] finished tweaking crates.io crate async-buf 0.1.0
[INFO] tweaked toml for crates.io crate async-buf 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.7.0)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.34)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.7)
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[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b15976c8d5f03e030b5bac3caddc337a648fa5fcc25867e06478ee914c23ec2
[INFO] running `Command { std: "docker" "start" "-a" "4b15976c8d5f03e030b5bac3caddc337a648fa5fcc25867e06478ee914c23ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b15976c8d5f03e030b5bac3caddc337a648fa5fcc25867e06478ee914c23ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b15976c8d5f03e030b5bac3caddc337a648fa5fcc25867e06478ee914c23ec2", kill_on_drop: false }`
[INFO] [stdout] 4b15976c8d5f03e030b5bac3caddc337a648fa5fcc25867e06478ee914c23ec2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 462426579fe2637b52a1937acd3baede4af05ce39dfda145b740b7799028a7df
[INFO] running `Command { std: "docker" "start" "-a" "462426579fe2637b52a1937acd3baede4af05ce39dfda145b740b7799028a7df", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking async-buf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `poll_ready`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(poll_ready)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `poll_ready`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(poll_ready)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:285:69
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).ready()??;
[INFO] [stdout]     |                                                                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).Ready()??;
[INFO] [stdout]     |                                                                     ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).is_ready()??;
[INFO] [stdout]     |                                                                     ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:285:69
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).ready()??;
[INFO] [stdout]     |                                                                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).Ready()??;
[INFO] [stdout]     |                                                                     ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 285 |             *self.cap = self.inner.as_mut().poll_read(cx, self.buf).is_ready()??;
[INFO] [stdout]     |                                                                     ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:329:65
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:329:65
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 329 |                     let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:334:49
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:334:49
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                                 ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 334 |                     let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                                 ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:353:61
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:358:45
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:353:61
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).ready()?;
[INFO] [stdout]     |                                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).Ready()?;
[INFO] [stdout]     |                                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 let v = s.inner.as_mut().poll_read(cx, buf).is_ready()?;
[INFO] [stdout]     |                                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:315:46
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                              ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                              ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_reader.rs:358:45
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).ready()?;
[INFO] [stdout]     |                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).Ready()?;
[INFO] [stdout]     |                                             ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let r = s.poll_fill_buf(cx).is_ready()?;
[INFO] [stdout]     |                                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:325:42
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:330:42
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/buf_reader.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:315:46
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                              ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 315 |             self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                              ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-buf` (lib) due to 10 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:325:42
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 325 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ready` found for enum `Poll` in the current scope
[INFO] [stdout]    --> src/buf_writer.rs:330:42
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).ready()??;
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).Ready()??;
[INFO] [stdout]     |                                          ~~~~~
[INFO] [stdout] help: there is a method `is_ready` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 330 |         self.as_mut().poll_flush_buf(cx).is_ready()??;
[INFO] [stdout]     |                                          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/buf_reader.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-buf` (lib test) due to 10 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "462426579fe2637b52a1937acd3baede4af05ce39dfda145b740b7799028a7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462426579fe2637b52a1937acd3baede4af05ce39dfda145b740b7799028a7df", kill_on_drop: false }`
[INFO] [stdout] 462426579fe2637b52a1937acd3baede4af05ce39dfda145b740b7799028a7df
