[INFO] cloning repository https://github.com/ash30/http-longpoll
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ash30/http-longpoll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fash30%2Fhttp-longpoll", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fash30%2Fhttp-longpoll'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43354809ae387e8420a83152ea8b0f9262d31646
[INFO] checking ash30/http-longpoll against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fash30%2Fhttp-longpoll" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ash30/http-longpoll
[INFO] finished tweaking git repo https://github.com/ash30/http-longpoll
[INFO] tweaked toml for git repo https://github.com/ash30/http-longpoll written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ash30/http-longpoll on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ash30/http-longpoll already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb
[INFO] running `Command { std: "docker" "start" "e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking fstr v0.2.13
[INFO] [stderr]     Checking http-longpoll-fallback v0.1.0 (/opt/rustwide/workdir/http-longpoll-fallback)
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking headers-core v0.3.0
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking axum-core v0.5.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking headers v0.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde_path_to_error v0.1.17
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking uuid7 v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling axum-macros v0.5.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking futures-test v0.3.31
[INFO] [stderr]     Checking hyper v1.7.0
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking hyper-util v0.1.16
[INFO] [stderr]     Checking axum v0.8.4
[INFO] [stderr]     Checking http-longpoll v0.1.0-rc.2 (/opt/rustwide/workdir/http-longpoll)
[INFO] [stderr]     Checking axum-extra v0.10.1
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> http-longpoll/src/http_poll.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures::{Future, Sink, SinkExt, Stream};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:285:45
[INFO] [stdout]     |
[INFO] [stdout] 285 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<()>> {
[INFO] [stdout]     |                                             ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `poll_timeout`
[INFO] [stdout]   --> http-longpoll/src/session.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         poll_timeout: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_poll_timeout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> http-longpoll/src/session.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |         if let Poll::Ready(result) = self.as_mut().project().write.poll(cx) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> http-longpoll/src/session.rs:107:19
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn start_send(mut self: std::pin::Pin<&mut Self>, item: T) -> Result<(), Self::Error> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new_opened` and `new_closed` are never used
[INFO] [stdout]   --> http-longpoll/src/http_poll.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<U> WriterState<U> {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 51 |     fn new_opened(now: Instant) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn new_closed() -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking example_echo v0.1.0 (/opt/rustwide/workdir/examples/echo)
[INFO] [stdout] warning: unused import: `futures::stream::empty`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |     use futures::stream::empty;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FutureExt` and `pin_mut`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:420:19
[INFO] [stdout]     |
[INFO] [stdout] 420 |     use futures::{pin_mut, stream, Future, FutureExt, Sink};
[INFO] [stdout]     |                   ^^^^^^^                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stream::pending`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:421:19
[INFO] [stdout]     |
[INFO] [stdout] 421 |     use futures::{stream::pending, SinkExt};
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Poll` and `ready`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:422:21
[INFO] [stdout]     |
[INFO] [stdout] 422 |     use std::task::{ready, Context, Poll};
[INFO] [stdout]     |                     ^^^^^           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |     use std::time::Instant;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:653:19
[INFO] [stdout]     |
[INFO] [stdout] 653 |         let err = assert_err!(sut.as_mut().start_send(1));
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `assert_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:710:19
[INFO] [stdout]     |
[INFO] [stdout] 710 |         let res = assert_ready_err!(sut.as_mut().poll_close(&mut cx));
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:724:19
[INFO] [stdout]     |
[INFO] [stdout] 724 |         let err = assert_ready_err!(sut.as_mut().poll_ready(&mut cx));
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:736:19
[INFO] [stdout]     |
[INFO] [stdout] 736 |         let err = assert_ready_err!(sut.as_mut().poll_flush(&mut cx));
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:759:32
[INFO] [stdout]     |
[INFO] [stdout] 759 |         let err: WriterError = assert_ready_err!(result);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> http-longpoll/src/http_poll.rs:1204:19
[INFO] [stdout]      |
[INFO] [stdout] 1204 |         let err = assert_ready_err!(sut.as_mut().poll(&mut cx));
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]      = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> http-longpoll/src/http_poll.rs:1252:25
[INFO] [stdout]      |
[INFO] [stdout] 1252 |         let ready_err = assert_ready_err!(sut.as_mut().poll_ready(&mut cx));
[INFO] [stdout]      |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]      = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> http-longpoll/src/http_poll.rs:1268:29
[INFO] [stdout]      |
[INFO] [stdout] 1268 |             let flush_err = assert_ready_err!(flush_result);
[INFO] [stdout]      |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]      = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> http-longpoll/src/http_poll.rs:1334:19
[INFO] [stdout]      |
[INFO] [stdout] 1334 |         let err = assert_ready_err!(flush_result);
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]      = note: to ignore the value produced by the macro, add a semicolon after the invocation of `assert_err`
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `assert_err` which comes from the expansion of the macro `assert_ready_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> http-longpoll/src/http_poll.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures::{Future, Sink, SinkExt, Stream};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:285:45
[INFO] [stdout]     |
[INFO] [stdout] 285 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<()>> {
[INFO] [stdout]     |                                             ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:647:19
[INFO] [stdout]     |
[INFO] [stdout] 647 |         let (sut, mut cx, _) = open_writer!();
[INFO] [stdout]     |                   ----^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:647:19
[INFO] [stdout]     |
[INFO] [stdout] 647 |         let (sut, mut cx, _) = open_writer!();
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `poll_timeout`
[INFO] [stdout]   --> http-longpoll/src/session.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         poll_timeout: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_poll_timeout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> http-longpoll/src/session.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |         if let Poll::Ready(result) = self.as_mut().project().write.poll(cx) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> http-longpoll/src/session.rs:107:19
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn start_send(mut self: std::pin::Pin<&mut Self>, item: T) -> Result<(), Self::Error> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new_opened` and `new_closed` are never used
[INFO] [stdout]   --> http-longpoll/src/http_poll.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<U> WriterState<U> {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 51 |     fn new_opened(now: Instant) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn new_closed() -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TestResponse` is never used
[INFO] [stdout]    --> http-longpoll/src/http_poll.rs:432:10
[INFO] [stdout]     |
[INFO] [stdout] 432 |     type TestResponse = Callback<Result<Option<()>, WriterError>>;
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `future_handles_polling_errors_TESTING` should have a snake case name
[INFO] [stdout]     --> http-longpoll/src/http_poll.rs:1184:14
[INFO] [stdout]      |
[INFO] [stdout] 1184 |     async fn future_handles_polling_errors_TESTING() {
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `future_handles_polling_errors_testing`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> http-longpoll/src/http_poll.rs:1186:9
[INFO] [stdout]      |
[INFO] [stdout] 1186 |         tx1.send(Ok(Some(())));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1186 |         let _ = tx1.send(Ok(Some(())));
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: http-longpoll v0.1.0-rc.2 (/opt/rustwide/workdir/http-longpoll)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb", kill_on_drop: false }`
[INFO] [stdout] e3d2820fee903857cd42133e29de438ead9ce4ec074a4d00beb3f7bbef0298fb
