[INFO] cloning repository https://github.com/blt/spike
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blt/spike" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fspike", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fspike'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74783a00b31af5454cf7681ba9c4917b66a585b1
[INFO] checking blt/spike against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fspike" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blt/spike
[INFO] finished tweaking git repo https://github.com/blt/spike
[INFO] tweaked toml for git repo https://github.com/blt/spike written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blt/spike on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blt/spike 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-grpc`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-h2`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-http`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/tokio-connect`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/codegen`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8ff9c6f906ac89f7f197afcf45b99e84c6cbd33927f77268b9922e037ca8c6f
[INFO] running `Command { std: "docker" "start" "-a" "c8ff9c6f906ac89f7f197afcf45b99e84c6cbd33927f77268b9922e037ca8c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8ff9c6f906ac89f7f197afcf45b99e84c6cbd33927f77268b9922e037ca8c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ff9c6f906ac89f7f197afcf45b99e84c6cbd33927f77268b9922e037ca8c6f", kill_on_drop: false }`
[INFO] [stdout] c8ff9c6f906ac89f7f197afcf45b99e84c6cbd33927f77268b9922e037ca8c6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4627180cc836ee6c5a6218cef8957acf3d70440f92ca3289ec307e24b00c0b8
[INFO] running `Command { std: "docker" "start" "-a" "c4627180cc836ee6c5a6218cef8957acf3d70440f92ca3289ec307e24b00c0b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.53
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[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking futures v0.1.26
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[INFO] [stderr]    Compiling cc v1.0.35
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[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
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[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling codegen v0.1.1 (https://github.com/carllerche/codegen#87e270f7)
[INFO] [stderr]     Checking env_logger v0.5.13
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[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking tower-layer v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
[INFO] [stderr]     Checking tower-discover v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
[INFO] [stderr]     Checking tower-layer v0.1.0
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[INFO] [stderr]     Checking tower-util v0.1.0 (https://github.com/tower-rs/tower?rev=716bafd9222e491e9e4e9b394aa9dbb13825b6f5#716bafd9)
[INFO] [stderr]     Checking tower-load-shed v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
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[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking tower-buffer v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
[INFO] [stderr]     Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
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[INFO] [stderr]     Checking tower-timeout v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
[INFO] [stderr]     Checking tower-retry v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
[INFO] [stderr]     Checking tower-limit v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
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[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking tower v0.1.0 (https://github.com/tower-rs/tower#a4c753bd)
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[INFO] [stderr]     Checking http-body v0.1.0 (https://github.com/tower-rs/tower-http#e7ef6ef6)
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]     Checking tower-request-modifier v0.1.0 (https://github.com/tower-rs/tower-http?rev=e7ef6ef623411342ee89c0a83ef924db6206143a#e7ef6ef6)
[INFO] [stderr]     Checking tower-http-util v0.1.0 (https://github.com/tower-rs/tower-http#e7ef6ef6)
[INFO] [stderr]     Checking tower-http v0.1.0 (https://github.com/tower-rs/tower-http#e7ef6ef6)
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]     Checking tower-h2 v0.1.0 (https://github.com/tower-rs/tower-h2?rev=a3c958a243ef3d837933b31bf186ba0e6b0e60c9#a3c958a2)
[INFO] [stderr]     Checking tower-grpc v0.1.0 (https://github.com/tower-rs/tower-grpc?rev=597f56ce0eb47267a17cebe4b0120a713c12a3c0#597f56ce)
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking tokio-rustls v0.9.2
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0 (https://github.com/tower-rs/tower-grpc?rev=597f56ce0eb47267a17cebe4b0120a713c12a3c0#597f56ce)
[INFO] [stderr]    Compiling spike v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/bin/client.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |       fn call(&mut self, _: ()) -> Self::Future {
[INFO] [stdout]    |                                    ------------ expected `tokio_rustls::Connect<tokio::net::TcpStream>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 78 | /         TcpStream::connect(&addr).and_then(move |sock| {
[INFO] [stdout] 79 | |             sock.set_nodelay(true).unwrap();
[INFO] [stdout] 80 | |             tls_connector.connect(domain, sock)
[INFO] [stdout] 81 | |         })
[INFO] [stdout]    | |__________^ expected `Connect<TcpStream>`, found `AndThen<ConnectFuture, ..., ...>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `tokio_rustls::Connect<_>`
[INFO] [stdout]               found struct `futures::future::AndThen<tokio::net::tcp::ConnectFuture, tokio_rustls::Connect<_>, {closure@src/bin/client.rs:78:44: 78:55}>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/server.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         Box<Stream<Item = spike_proto::WatchResponse, Error = tower_grpc::Status> + Send>;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |         Box<dyn Stream<Item = spike_proto::WatchResponse, Error = tower_grpc::Status> + Send>;
[INFO] [stdout]    |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spike` (bin "client" test) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/server.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         Box<Stream<Item = spike_proto::WatchResponse, Error = tower_grpc::Status> + Send>;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |         Box<dyn Stream<Item = spike_proto::WatchResponse, Error = tower_grpc::Status> + Send>;
[INFO] [stdout]    |             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/bin/client.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |       fn call(&mut self, _: ()) -> Self::Future {
[INFO] [stdout]    |                                    ------------ expected `tokio_rustls::Connect<tokio::net::TcpStream>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 78 | /         TcpStream::connect(&addr).and_then(move |sock| {
[INFO] [stdout] 79 | |             sock.set_nodelay(true).unwrap();
[INFO] [stdout] 80 | |             tls_connector.connect(domain, sock)
[INFO] [stdout] 81 | |         })
[INFO] [stdout]    | |__________^ expected `Connect<TcpStream>`, found `AndThen<ConnectFuture, ..., ...>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `tokio_rustls::Connect<_>`
[INFO] [stdout]               found struct `futures::future::AndThen<tokio::net::tcp::ConnectFuture, tokio_rustls::Connect<_>, {closure@src/bin/client.rs:78:44: 78:55}>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:30
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/spike-449c6efa2549492e/out/spike.rs:70:34
[INFO] [stdout]     |
[INFO] [stdout]  70 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spike` (bin "client") due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c4627180cc836ee6c5a6218cef8957acf3d70440f92ca3289ec307e24b00c0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4627180cc836ee6c5a6218cef8957acf3d70440f92ca3289ec307e24b00c0b8", kill_on_drop: false }`
[INFO] [stdout] c4627180cc836ee6c5a6218cef8957acf3d70440f92ca3289ec307e24b00c0b8
