[INFO] fetching crate cargo-ruukh 0.0.3...
[INFO] checking cargo-ruukh-0.0.3 against try#1c4199da70f816f2239f41c55168ff75a3663718 for 155501-infallible-never-no-reservation
[INFO] extracting crate cargo-ruukh 0.0.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate cargo-ruukh 0.0.3
[INFO] finished tweaking crates.io crate cargo-ruukh 0.0.3
[INFO] tweaked toml for crates.io crate cargo-ruukh 0.0.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-ruukh 0.0.3 on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 252 packages to latest compatible versions
[INFO] [stderr]       Adding colored v1.9.4 (available: v3.1.1)
[INFO] [stderr]       Adding notify v4.0.18 (available: v8.2.0)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding toml v0.4.10 (available: v1.1.2+spec-1.1.0)
[INFO] [stderr]       Adding warp v0.1.23 (available: v0.4.2)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64 v0.11.0
[INFO] [stderr]   Downloaded input_buffer v0.2.0
[INFO] [stderr]   Downloaded warp v0.1.23
[INFO] [stderr]   Downloaded fsevent v0.4.0
[INFO] [stderr]   Downloaded tungstenite v0.9.2
[INFO] [stderr]   Downloaded inotify v0.7.1
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded notify v4.0.18
[INFO] [stderr]   Downloaded headers v0.2.3
[INFO] [stderr]   Downloaded multipart v0.16.1
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[INFO] [stderr]   Downloaded hyper v0.12.36
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.18
[INFO] [stderr]   Downloaded futures v0.1.31
[INFO] [stderr]   Downloaded tokio-fs v0.1.7
[INFO] [stderr]   Downloaded net2 v0.2.39
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded want v0.2.0
[INFO] [stderr]   Downloaded phf v0.7.24
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded fsevent-sys v2.0.1
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] [stderr]   Downloaded string v0.2.1
[INFO] [stderr]   Downloaded http-body v0.1.0
[INFO] [stderr]   Downloaded tokio-buf v0.1.1
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
[INFO] [stderr]   Downloaded mio-uds v0.6.8
[INFO] [stderr]   Downloaded urlencoding v1.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc5e259895daca4d0930b3b495056b613e4b070afd78c3dac6234f47064c85cc
[INFO] running `Command { std: "docker" "start" "-a" "fc5e259895daca4d0930b3b495056b613e4b070afd78c3dac6234f47064c85cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc5e259895daca4d0930b3b495056b613e4b070afd78c3dac6234f47064c85cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5e259895daca4d0930b3b495056b613e4b070afd78c3dac6234f47064c85cc", kill_on_drop: false }`
[INFO] [stdout] fc5e259895daca4d0930b3b495056b613e4b070afd78c3dac6234f47064c85cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 511dcada40b88d41d6abd91f7bcb6815dfe1396f58488007fd9c29031429f319
[INFO] running `Command { std: "docker" "start" "-a" "511dcada40b88d41d6abd91f7bcb6815dfe1396f58488007fd9c29031429f319", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking fastrand v2.4.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking filetime v0.2.27
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking notify v4.0.18
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking zerofrom v0.1.7
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking warp v0.1.23
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:502:30
[INFO] [stdout]      |
[INFO] [stdout]  502 |                     .forward(tx.sink_map_err(|_| ()))
[INFO] [stdout]      |                      ------- ^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]      = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:502:33
[INFO] [stdout]      |
[INFO] [stdout]  502 |                     .forward(tx.sink_map_err(|_| ()))
[INFO] [stdout]      |                              -- ^^^^^^^^^^^^^^^^^^^^ `Sink::SinkError` is `()` here
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this expression has type `SplitSink<WebSocket>`
[INFO] [stdout] note: required by a bound in `futures::Stream::forward`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/stream/mod.rs:1068:28
[INFO] [stdout]      |
[INFO] [stdout] 1066 |     fn forward<S>(self, sink: S) -> Forward<Self, S>
[INFO] [stdout]      |        ------- required by a bound in this associated function
[INFO] [stdout] 1067 |         where S: Sink<SinkItem = Self::Item>,
[INFO] [stdout] 1068 |               Self::Error: From<S::SinkError>,
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^ required by this bound in `Stream::forward`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:498:29
[INFO] [stdout]     |
[INFO] [stdout] 498 |                   let write = wr_rx
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 499 | |                     .map_err(|()| {
[INFO] [stdout] 500 | |                         unreachable!("mpsc::Receiver doesn't error");
[INFO] [stdout] 501 | |                     })
[INFO] [stdout] 502 | |                     .forward(tx.sink_map_err(|_| ()))
[INFO] [stdout] 503 | |                     .map(|_| ());
[INFO] [stdout]     | |________________________________^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward<T, U>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/stream/forward.rs:78:1
[INFO] [stdout]     |
[INFO] [stdout]  78 | / impl<T, U> Future for Forward<T, U>
[INFO] [stdout]  79 | |     where U: Sink<SinkItem=T::Item>,
[INFO] [stdout]  80 | |           T: Stream,
[INFO] [stdout]  81 | |           T::Error: From<U::SinkError>,
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Forward<MapErr<UnboundedReceiver<Message>, {closure@...}>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-5013046f27198c02.long-type-6706795785362267172.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:503:22
[INFO] [stdout]     |
[INFO] [stdout] 503 |                     .map(|_| ());
[INFO] [stdout]     |                      ^^^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward<T, U>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/stream/forward.rs:78:1
[INFO] [stdout]     |
[INFO] [stdout]  78 | / impl<T, U> Future for Forward<T, U>
[INFO] [stdout]  79 | |     where U: Sink<SinkItem=T::Item>,
[INFO] [stdout]  80 | |           T: Stream,
[INFO] [stdout]  81 | |           T::Error: From<U::SinkError>,
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Forward<MapErr<UnboundedReceiver<Message>, {closure@...}>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-5013046f27198c02.long-type-6706795785362267172.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:510:30
[INFO] [stdout]      |
[INFO] [stdout]  510 |                     .forward(rd_tx.sink_map_err(|_| ()))
[INFO] [stdout]      |                      ------- ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]      = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:510:36
[INFO] [stdout]      |
[INFO] [stdout]  510 |                     .forward(rd_tx.sink_map_err(|_| ()))
[INFO] [stdout]      |                              ----- ^^^^^^^^^^^^^^^^^^^^ `Sink::SinkError` is `()` here
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this expression has type `UnboundedSender<Result<Message, Error>>`
[INFO] [stdout] note: required by a bound in `futures::Stream::forward`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/stream/mod.rs:1068:28
[INFO] [stdout]      |
[INFO] [stdout] 1066 |     fn forward<S>(self, sink: S) -> Forward<Self, S>
[INFO] [stdout]      |        ------- required by a bound in this associated function
[INFO] [stdout] 1067 |         where S: Sink<SinkItem = Self::Item>,
[INFO] [stdout] 1068 |               Self::Error: From<S::SinkError>,
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^ required by this bound in `Stream::forward`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:505:28
[INFO] [stdout]     |
[INFO] [stdout] 505 |                   let read = rx
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 506 | |                     .take_while(|m| {
[INFO] [stdout] 507 | |                         futures::future::ok(!m.is_close())
[INFO] [stdout] 508 | |                     })
[INFO] [stdout] 509 | |                     .then(|result| Ok(result))
[INFO] [stdout] 510 | |                     .forward(rd_tx.sink_map_err(|_| ()))
[INFO] [stdout] 511 | |                     .map(|_| ());
[INFO] [stdout]     | |________________________________^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward<T, U>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/stream/forward.rs:78:1
[INFO] [stdout]     |
[INFO] [stdout]  78 | / impl<T, U> Future for Forward<T, U>
[INFO] [stdout]  79 | |     where U: Sink<SinkItem=T::Item>,
[INFO] [stdout]  80 | |           T: Stream,
[INFO] [stdout]  81 | |           T::Error: From<U::SinkError>,
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Forward<Then<TakeWhile<SplitStream<...>, ..., ...>, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-5013046f27198c02.long-type-6399276242222805173.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:511:22
[INFO] [stdout]     |
[INFO] [stdout] 511 |                     .map(|_| ());
[INFO] [stdout]     |                      ^^^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward<T, U>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/stream/forward.rs:78:1
[INFO] [stdout]     |
[INFO] [stdout]  78 | / impl<T, U> Future for Forward<T, U>
[INFO] [stdout]  79 | |     where U: Sink<SinkItem=T::Item>,
[INFO] [stdout]  80 | |           T: Stream,
[INFO] [stdout]  81 | |           T::Error: From<U::SinkError>,
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Forward<Then<TakeWhile<SplitStream<...>, ..., ...>, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-5013046f27198c02.long-type-6399276242222805173.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.23/src/test.rs:513:40
[INFO] [stdout]     |
[INFO] [stdout] 513 |                 rt.block_on(write.join(read)).expect("websocket forward");
[INFO] [stdout]     |                                   ---- ^^^^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `futures::Future` is implemented for `futures::future::Map<A, F>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/future/map.rs:22:1
[INFO] [stdout]     |
[INFO] [stdout]  22 | / impl<U, A, F> Future for Map<A, F>
[INFO] [stdout]  23 | |     where A: Future,
[INFO] [stdout]  24 | |           F: FnOnce(A::Item) -> U,
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Forward<Then<TakeWhile<SplitStream<...>, ..., ...>, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: 1 redundant requirement hidden
[INFO] [stdout]     = note: required for `Map<Forward<Then<TakeWhile<..., ..., ...>, ..., ...>, ...>, ...>` to implement `futures::Future`
[INFO] [stdout] note: required by a bound in `futures::Future::join`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/future/mod.rs:717:29
[INFO] [stdout]     |
[INFO] [stdout] 716 |     fn join<B>(self, other: B) -> Join<Self, B::Future>
[INFO] [stdout]     |        ---- required by a bound in this associated function
[INFO] [stdout] 717 |         where B: IntoFuture<Error=Self::Error>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ required by this bound in `Future::join`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-5013046f27198c02.long-type-10071436645441881201.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `warp` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "511dcada40b88d41d6abd91f7bcb6815dfe1396f58488007fd9c29031429f319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511dcada40b88d41d6abd91f7bcb6815dfe1396f58488007fd9c29031429f319", kill_on_drop: false }`
[INFO] [stdout] 511dcada40b88d41d6abd91f7bcb6815dfe1396f58488007fd9c29031429f319
