[INFO] cloning repository https://github.com/leo-lb/unilink-async-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leo-lb/unilink-async-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo-lb%2Funilink-async-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo-lb%2Funilink-async-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 76cbae4fd38f92c610a7934cbd0fa135ba8dad3b
[INFO] checking leo-lb/unilink-async-rs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo-lb%2Funilink-async-rs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leo-lb/unilink-async-rs on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/leo-lb/unilink-async-rs
[INFO] finished tweaking git repo https://github.com/leo-lb/unilink-async-rs
[INFO] tweaked toml for git repo https://github.com/leo-lb/unilink-async-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/leo-lb/unilink-async-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cdf6353d1698a052bcff054769983eee8dfded1db100ecaf9b64df480c75693a
[INFO] running `"docker" "start" "-a" "cdf6353d1698a052bcff054769983eee8dfded1db100ecaf9b64df480c75693a"`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking tokio-sync v0.1.4
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling curve25519-dalek v1.1.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-async-await v0.1.6
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/lib.rs:2:44
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(rust_2018_preview, async_await, await_macro, futures_api)]
[INFO] [stderr]   |                                            ^^^^^^^^^^^ feature has been removed
[INFO] [stderr]   |
[INFO] [stderr]   = note: subsumed by `.await` syntax
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::await`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/lib.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub use std::await as std_await;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^ no `await` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `wake_by_ref` in initializer of `std::task::RawWakerVTable`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/compat/backward.rs:79:43
[INFO] [stderr]    |
[INFO] [stderr] 79 | const NOOP_WAKER_VTABLE: RawWakerVTable = RawWakerVTable {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^ missing `wake_by_ref`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/compat/forward.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn poll(mut self: Pin<&mut Self>, _waker: &Waker) -> StdPoll<Self::Output> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut compat::forward::Compat<T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut compat::forward::Compat<T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/io/flush.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn poll(mut self: Pin<&mut Self>, _wx: &Waker) -> Poll<Self::Output> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut io::flush::Flush<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut io::flush::Flush<'a, T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/io/read.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn poll(mut self: Pin<&mut Self>, _waker: &task::Waker) -> Poll<Self::Output> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut io::read::Read<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut io::read::Read<'a, T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/io/read_exact.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn poll(mut self: Pin<&mut Self>, _waker: &task::Waker) -> Poll<Self::Output> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut io::read_exact::ReadExact<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut io::read_exact::ReadExact<'a, T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/io/write.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn poll(mut self: Pin<&mut Self>, _waker: &task::Waker) -> Poll<io::Result<usize>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut io::write::Write<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut io::write::Write<'a, T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/io/write_all.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn poll(mut self: Pin<&mut Self>, _waker: &task::Waker) -> Poll<io::Result<()>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut io::write_all::WriteAll<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut io::write_all::WriteAll<'a, T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/sink/send.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn poll(mut self: Pin<&mut Self>, _waker: &task::Waker) -> Poll<Self::Output> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut sink::send::Send<'_, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut sink::send::Send<'_, T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/stream/next.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn poll(mut self: Pin<&mut Self>, _waker: &Waker) -> Poll<Self::Output> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(std::pin::Pin<&mut stream::next::Next<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>`
[INFO] [stderr]               found fn pointer `fn(std::pin::Pin<&mut stream::next::Next<'a, T>>, &std::task::Waker) -> std::task::Poll<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/compat/backward.rs:49:40
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let res = self.0.as_mut().poll(&waker);
[INFO] [stderr]    |                                        ^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::task::Context<'_>`
[INFO] [stderr]                       found reference `&std::task::Waker`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new_unchecked` found for struct `std::task::Waker` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.6/src/compat/backward.rs:66:21
[INFO] [stderr]    |
[INFO] [stderr] 66 |     unsafe { Waker::new_unchecked(noop_raw_waker()) }
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ function or associated item not found in `std::task::Waker`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 13 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0053, E0063, E0308, E0432, E0557, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0053`.
[INFO] [stderr] error: could not compile `tokio-async-await`.
[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 `"docker" "inspect" "cdf6353d1698a052bcff054769983eee8dfded1db100ecaf9b64df480c75693a"`
[INFO] running `"docker" "rm" "-f" "cdf6353d1698a052bcff054769983eee8dfded1db100ecaf9b64df480c75693a"`
[INFO] [stdout] cdf6353d1698a052bcff054769983eee8dfded1db100ecaf9b64df480c75693a