[INFO] cloning repository https://github.com/benhsampson/rust_graphql_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benhsampson/rust_graphql_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenhsampson%2Frust_graphql_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenhsampson%2Frust_graphql_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5e63b2e5f0bcd8f15fac9f9ec5ad1f957d20f51
[INFO] checking benhsampson/rust_graphql_sample against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for 155501-infallible-never-with-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenhsampson%2Frust_graphql_sample" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benhsampson/rust_graphql_sample
[INFO] finished tweaking git repo https://github.com/benhsampson/rust_graphql_sample
[INFO] tweaked toml for git repo https://github.com/benhsampson/rust_graphql_sample written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benhsampson/rust_graphql_sample on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benhsampson/rust_graphql_sample 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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded url v1.7.2
[INFO] [stderr]   Downloaded utf-8 v0.7.5
[INFO] [stderr]   Downloaded urlencoding v1.0.0
[INFO] [stderr]   Downloaded unicase v1.4.2
[INFO] [stderr]   Downloaded dtoa v0.4.3
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] [stderr]   Downloaded block-padding v0.1.3
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded block-cipher-trait v0.6.2
[INFO] [stderr]   Downloaded generic-array v0.12.0
[INFO] [stderr]   Downloaded cc v1.0.29
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded headers-derive v0.1.0
[INFO] [stderr]   Downloaded mime v0.3.13
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded vcpkg v0.2.6
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.0
[INFO] [stderr]   Downloaded headers-core v0.1.0
[INFO] [stderr]   Downloaded futures-cpupool v0.1.8
[INFO] [stderr]   Downloaded dotenv v0.13.0
[INFO] [stderr]   Downloaded bcrypt v0.3.0
[INFO] [stderr]   Downloaded diesel_derives v1.4.0
[INFO] [stderr]   Downloaded base64 v0.9.3
[INFO] [stderr]   Downloaded serde_derive v1.0.88
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded diesel v1.4.1
[INFO] [stderr]   Downloaded idna v0.1.5
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded juniper v0.11.1
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded h2 v0.1.16
[INFO] [stderr]   Downloaded http v0.1.16
[INFO] [stderr]   Downloaded unicode-normalization v0.1.8
[INFO] [stderr]   Downloaded headers v0.2.1
[INFO] [stderr]   Downloaded hyper v0.12.24
[INFO] [stderr]   Downloaded serde v1.0.88
[INFO] [stderr]   Downloaded num-traits v0.2.6
[INFO] [stderr]   Downloaded indexmap v1.0.2
[INFO] [stderr]   Downloaded mime_guess v2.0.0-alpha.6
[INFO] [stderr]   Downloaded tokio-sync v0.1.2
[INFO] [stderr]   Downloaded tokio v0.1.15
[INFO] [stderr]   Downloaded tokio-io v0.1.11
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded unicode-bidi v0.3.4
[INFO] [stderr]   Downloaded jsonwebtoken v5.0.1
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded unicase v2.2.0
[INFO] [stderr]   Downloaded serde_json v1.0.38
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded ring v0.13.5
[INFO] [stderr]   Downloaded blowfish v0.4.0
[INFO] [stderr]   Downloaded uuid v0.7.2
[INFO] [stderr]   Downloaded tokio-reactor v0.1.8
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.3
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded tungstenite v0.6.1
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.4
[INFO] [stderr]   Downloaded crossbeam v0.6.0
[INFO] [stderr]   Downloaded rand_os v0.1.2
[INFO] [stderr]   Downloaded httparse v1.3.3
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded untrusted v0.6.2
[INFO] [stderr]   Downloaded phf v0.7.24
[INFO] [stderr]   Downloaded libc v0.2.49
[INFO] [stderr]   Downloaded block-buffer v0.7.0
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.4
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.11
[INFO] [stderr]   Downloaded input_buffer v0.2.0
[INFO] [stderr]   Downloaded sha-1 v0.8.1
[INFO] [stderr]   Downloaded juniper_codegen v0.11.1
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded tokio-fs v0.1.5
[INFO] [stderr]   Downloaded string v0.1.3
[INFO] [stderr]   Downloaded try-lock v0.2.2
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] [stderr]   Downloaded version_check v0.1.5
[INFO] [stderr]   Downloaded opaque-debug v0.2.2
[INFO] [stderr]   Downloaded pq-sys v0.4.6
[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded want v0.0.6
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded percent-encoding v1.0.1
[INFO] [stderr]   Downloaded fake-simd v0.1.2
[INFO] [stderr]   Downloaded warp v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b318e2b08e470007b47c2474a0dca17b2e825fb4cb3b16feca1860b5c286237
[INFO] running `Command { std: "docker" "start" "-a" "4b318e2b08e470007b47c2474a0dca17b2e825fb4cb3b16feca1860b5c286237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b318e2b08e470007b47c2474a0dca17b2e825fb4cb3b16feca1860b5c286237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b318e2b08e470007b47c2474a0dca17b2e825fb4cb3b16feca1860b5c286237", kill_on_drop: false }`
[INFO] [stdout] 4b318e2b08e470007b47c2474a0dca17b2e825fb4cb3b16feca1860b5c286237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20eee25e747083b59a6e1e648da37affd9e635afece52863edf1d0e0a7739582
[INFO] running `Command { std: "docker" "start" "-a" "20eee25e747083b59a6e1e648da37affd9e635afece52863edf1d0e0a7739582", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-sync v0.1.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking headers-core v0.1.0
[INFO] [stderr]     Checking bcrypt v0.3.0
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling headers-derive v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]     Checking headers v0.2.1
[INFO] [stderr]    Compiling juniper_codegen v0.11.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking warp v0.1.13
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.13/src/test.rs:493:30
[INFO] [stdout]      |
[INFO] [stdout]  493 |                     .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-0.1.13/src/test.rs:493:33
[INFO] [stdout]      |
[INFO] [stdout]  493 |                     .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-0.1.25/src/stream/mod.rs:1067:28
[INFO] [stdout]      |
[INFO] [stdout] 1065 |     fn forward<S>(self, sink: S) -> Forward<Self, S>
[INFO] [stdout]      |        ------- required by a bound in this associated function
[INFO] [stdout] 1066 |         where S: Sink<SinkItem = Self::Item>,
[INFO] [stdout] 1067 |               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-0.1.13/src/test.rs:489:29
[INFO] [stdout]     |
[INFO] [stdout] 489 |                   let write = wr_rx
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 490 | |                     .map_err(|()| {
[INFO] [stdout] 491 | |                         unreachable!("mpsc::Receiver doesn't error");
[INFO] [stdout] 492 | |                     })
[INFO] [stdout] 493 | |                     .forward(tx.sink_map_err(|_| ()))
[INFO] [stdout] 494 | |                     .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-0.1.25/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-e7e16d4c94913dda.long-type-2460073152894328605.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-0.1.13/src/test.rs:494:22
[INFO] [stdout]     |
[INFO] [stdout] 494 |                     .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-0.1.25/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-e7e16d4c94913dda.long-type-2460073152894328605.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-0.1.13/src/test.rs:498:30
[INFO] [stdout]      |
[INFO] [stdout]  498 |                     .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-0.1.13/src/test.rs:498:36
[INFO] [stdout]      |
[INFO] [stdout]  498 |                     .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-0.1.25/src/stream/mod.rs:1067:28
[INFO] [stdout]      |
[INFO] [stdout] 1065 |     fn forward<S>(self, sink: S) -> Forward<Self, S>
[INFO] [stdout]      |        ------- required by a bound in this associated function
[INFO] [stdout] 1066 |         where S: Sink<SinkItem = Self::Item>,
[INFO] [stdout] 1067 |               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-0.1.13/src/test.rs:496:28
[INFO] [stdout]     |
[INFO] [stdout] 496 |                   let read = rx
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 497 | |                     .then(|result| Ok(result))
[INFO] [stdout] 498 | |                     .forward(rd_tx.sink_map_err(|_| ()))
[INFO] [stdout] 499 | |                     .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-0.1.25/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<SplitStream<WebSocket>, {closure@...}, ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-e7e16d4c94913dda.long-type-10703024366512984211.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-0.1.13/src/test.rs:499:22
[INFO] [stdout]     |
[INFO] [stdout] 499 |                     .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-0.1.25/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<SplitStream<WebSocket>, {closure@...}, ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-e7e16d4c94913dda.long-type-10703024366512984211.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 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "20eee25e747083b59a6e1e648da37affd9e635afece52863edf1d0e0a7739582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20eee25e747083b59a6e1e648da37affd9e635afece52863edf1d0e0a7739582", kill_on_drop: false }`
[INFO] [stdout] 20eee25e747083b59a6e1e648da37affd9e635afece52863edf1d0e0a7739582
