[INFO] crate pseudo-async-io 0.1.0 is already in cache
[INFO] testing pseudo-async-io-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate pseudo-async-io 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pseudo-async-io 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pseudo-async-io 0.1.0
[INFO] finished tweaking crates.io crate pseudo-async-io 0.1.0
[INFO] tweaked toml for crates.io crate pseudo-async-io 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24d03925d69eb6b150677ff38fb357b7b4d09c90d8ecf668bd703a79bd540dcd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "24d03925d69eb6b150677ff38fb357b7b4d09c90d8ecf668bd703a79bd540dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24d03925d69eb6b150677ff38fb357b7b4d09c90d8ecf668bd703a79bd540dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d03925d69eb6b150677ff38fb357b7b4d09c90d8ecf668bd703a79bd540dcd", kill_on_drop: false }`
[INFO] [stdout] 24d03925d69eb6b150677ff38fb357b7b4d09c90d8ecf668bd703a79bd540dcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db5cc832e5ae4de3c1ae819a2d709f101e4042de9657c34b76c03db85921f33e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db5cc832e5ae4de3c1ae819a2d709f101e4042de9657c34b76c03db85921f33e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pseudo-async-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_await, await_macro, futures_api)]
[INFO] [stdout]   |                         ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: subsumed by `.await` syntax
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_read` has an incompatible type for trait
[INFO] [stdout]   --> src/lib.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn poll_read(&mut self, _: &Waker, buf: &mut [u8]) -> Poll<Result<usize, Error>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIo<R>>, &mut std::task::Context<'_>, &mut [u8]) -> futures::Poll<_>`
[INFO] [stdout]               found fn pointer `fn(&mut PseudoAsyncIo<R>, &std::task::Waker, &mut [u8]) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_write` has an incompatible type for trait
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn poll_write(&mut self, _: &Waker, b: &[u8]) -> Poll<Result<usize, Error>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIo<W>>, &mut std::task::Context<'_>, &[u8]) -> futures::Poll<_>`
[INFO] [stdout]               found fn pointer `fn(&mut PseudoAsyncIo<W>, &std::task::Waker, &[u8]) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_flush` has an incompatible type for trait
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn poll_flush(&mut self, _: &Waker) -> Poll<Result<(), Error>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIo<W>>, &mut std::task::Context<'_>) -> futures::Poll<_>`
[INFO] [stdout]               found fn pointer `fn(&mut PseudoAsyncIo<W>, &std::task::Waker) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_close` has an incompatible type for trait
[INFO] [stdout]   --> src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn poll_close(&mut self, _: &Waker) -> Poll<Result<(), Error>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIo<W>>, &mut std::task::Context<'_>) -> futures::Poll<_>`
[INFO] [stdout]               found fn pointer `fn(&mut PseudoAsyncIo<W>, &std::task::Waker) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_read` has an incompatible type for trait
[INFO] [stdout]    --> src/lib.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn poll_read(&mut self, _: &Waker, b: &mut [u8]) -> Poll<Result<usize, Error>> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIoPair<R, W>>, &mut std::task::Context<'_>, &mut [u8]) -> futures::Poll<_>`
[INFO] [stdout]                found fn pointer `fn(&mut PseudoAsyncIoPair<R, W>, &std::task::Waker, &mut [u8]) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_write` has an incompatible type for trait
[INFO] [stdout]    --> src/lib.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn poll_write(&mut self, _: &Waker, b: &[u8]) -> Poll<Result<usize, Error>> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIoPair<R, W>>, &mut std::task::Context<'_>, &[u8]) -> futures::Poll<_>`
[INFO] [stdout]                found fn pointer `fn(&mut PseudoAsyncIoPair<R, W>, &std::task::Waker, &[u8]) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_flush` has an incompatible type for trait
[INFO] [stdout]    --> src/lib.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn poll_flush(&mut self, _: &Waker) -> Poll<Result<(), Error>> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIoPair<R, W>>, &mut std::task::Context<'_>) -> futures::Poll<_>`
[INFO] [stdout]                found fn pointer `fn(&mut PseudoAsyncIoPair<R, W>, &std::task::Waker) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `poll_close` has an incompatible type for trait
[INFO] [stdout]    --> src/lib.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn poll_close(&mut self, _: &Waker) -> Poll<Result<(), Error>> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::pin::Pin`, found mutable reference
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(std::pin::Pin<&mut PseudoAsyncIoPair<R, W>>, &mut std::task::Context<'_>) -> futures::Poll<_>`
[INFO] [stdout]                found fn pointer `fn(&mut PseudoAsyncIoPair<R, W>, &std::task::Waker) -> futures::Poll<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pseudo-async-io`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "db5cc832e5ae4de3c1ae819a2d709f101e4042de9657c34b76c03db85921f33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5cc832e5ae4de3c1ae819a2d709f101e4042de9657c34b76c03db85921f33e", kill_on_drop: false }`
[INFO] [stdout] db5cc832e5ae4de3c1ae819a2d709f101e4042de9657c34b76c03db85921f33e