[INFO] cloning repository https://github.com/littlebenlittle/tungstentite-rs-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/littlebenlittle/tungstentite-rs-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittlebenlittle%2Ftungstentite-rs-example", kill_on_drop: false }`
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[INFO] testing littlebenlittle/tungstentite-rs-example against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittlebenlittle%2Ftungstentite-rs-example" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] [stdout] c2038d3073a18267de789333c60e36826e76ef1439819064f47413823d1b6804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]  --> examples/echo-server.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, io::Error};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `tokio::net::TcpStream: tokio::io::async_read::AsyncRead` is not satisfied
[INFO] [stdout]    --> examples/echo-server.rs:34:53
[INFO] [stdout]     |
[INFO] [stdout]  34 |     let ws_stream = tokio_tungstenite::accept_async(stream)
[INFO] [stdout]     |                     ------------------------------- ^^^^^^ the trait `tokio::io::async_read::AsyncRead` is not implemented for `tokio::net::TcpStream`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: there are multiple different versions of crate `tokio` in the dependency graph
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/io/async_read.rs:43:1
[INFO] [stdout]     |
[INFO] [stdout]  43 |   pub trait AsyncRead {
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^ this is the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: examples/echo-server.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 |   use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]     |       ----- one version of crate `tokio` used here, as a direct dependency of the current crate
[INFO] [stdout] ...
[INFO] [stdout]  11 |   use tokio_tungstenite;
[INFO] [stdout]     |       ----------------- one version of crate `tokio` used here, as a dependency of crate `tokio_tungstenite`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/net/tcp/stream.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type doesn't implement the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/net/tcp/stream.rs:60:5
[INFO] [stdout]     |
[INFO] [stdout]  60 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type implements the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/future/try_join.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | / pin_project! {
[INFO] [stdout]  26 | |     pub(crate) struct TryJoin3<F1, F2, F3>
[INFO] [stdout]  27 | |     where
[INFO] [stdout]  28 | |         F1: Future,
[INFO] [stdout] ...   |
[INFO] [stdout]  39 | | }
[INFO] [stdout]     | |_- this is the found trait
[INFO] [stdout]     = note: two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]     = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: required by a bound in `accept_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-tungstenite-0.12.0/src/lib.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub async fn accept_async<S>(stream: S) -> Result<WebSocketStream<S>, WsError>
[INFO] [stdout]     |              ------------ required by a bound in this function
[INFO] [stdout] 125 | where
[INFO] [stdout] 126 |     S: AsyncRead + AsyncWrite + Unpin,
[INFO] [stdout]     |        ^^^^^^^^^ required by this bound in `accept_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `tokio::net::TcpStream: tokio::io::async_write::AsyncWrite` is not satisfied
[INFO] [stdout]    --> examples/echo-server.rs:34:53
[INFO] [stdout]     |
[INFO] [stdout]  34 |     let ws_stream = tokio_tungstenite::accept_async(stream)
[INFO] [stdout]     |                     ------------------------------- ^^^^^^ the trait `tokio::io::async_write::AsyncWrite` is not implemented for `tokio::net::TcpStream`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: there are multiple different versions of crate `tokio` in the dependency graph
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/io/async_write.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout]  45 |   pub trait AsyncWrite {
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^ this is the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: examples/echo-server.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 |   use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]     |       ----- one version of crate `tokio` used here, as a direct dependency of the current crate
[INFO] [stdout] ...
[INFO] [stdout]  11 |   use tokio_tungstenite;
[INFO] [stdout]     |       ----------------- one version of crate `tokio` used here, as a dependency of crate `tokio_tungstenite`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/net/tcp/stream.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type doesn't implement the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/net/tcp/stream.rs:60:5
[INFO] [stdout]     |
[INFO] [stdout]  60 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type implements the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/future/try_join.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | / pin_project! {
[INFO] [stdout]  26 | |     pub(crate) struct TryJoin3<F1, F2, F3>
[INFO] [stdout]  27 | |     where
[INFO] [stdout]  28 | |         F1: Future,
[INFO] [stdout] ...   |
[INFO] [stdout]  39 | | }
[INFO] [stdout]     | |_- this is the found trait
[INFO] [stdout]     = note: two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]     = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: required by a bound in `accept_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-tungstenite-0.12.0/src/lib.rs:126:20
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub async fn accept_async<S>(stream: S) -> Result<WebSocketStream<S>, WsError>
[INFO] [stdout]     |              ------------ required by a bound in this function
[INFO] [stdout] 125 | where
[INFO] [stdout] 126 |     S: AsyncRead + AsyncWrite + Unpin,
[INFO] [stdout]     |                    ^^^^^^^^^^ required by this bound in `accept_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `tokio::net::TcpStream: tokio::io::async_read::AsyncRead` is not satisfied
[INFO] [stdout]    --> examples/echo-server.rs:34:21
[INFO] [stdout]     |
[INFO] [stdout]  34 |     let ws_stream = tokio_tungstenite::accept_async(stream)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `tokio::io::async_read::AsyncRead` is not implemented for `tokio::net::TcpStream`
[INFO] [stdout]     |
[INFO] [stdout] note: there are multiple different versions of crate `tokio` in the dependency graph
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/io/async_read.rs:43:1
[INFO] [stdout]     |
[INFO] [stdout]  43 |   pub trait AsyncRead {
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^ this is the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: examples/echo-server.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 |   use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]     |       ----- one version of crate `tokio` used here, as a direct dependency of the current crate
[INFO] [stdout] ...
[INFO] [stdout]  11 |   use tokio_tungstenite;
[INFO] [stdout]     |       ----------------- one version of crate `tokio` used here, as a dependency of crate `tokio_tungstenite`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/net/tcp/stream.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type doesn't implement the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/net/tcp/stream.rs:60:5
[INFO] [stdout]     |
[INFO] [stdout]  60 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type implements the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/future/try_join.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | / pin_project! {
[INFO] [stdout]  26 | |     pub(crate) struct TryJoin3<F1, F2, F3>
[INFO] [stdout]  27 | |     where
[INFO] [stdout]  28 | |         F1: Future,
[INFO] [stdout] ...   |
[INFO] [stdout]  39 | | }
[INFO] [stdout]     | |_- this is the found trait
[INFO] [stdout]     = note: two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]     = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: required by a bound in `accept_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-tungstenite-0.12.0/src/lib.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub async fn accept_async<S>(stream: S) -> Result<WebSocketStream<S>, WsError>
[INFO] [stdout]     |              ------------ required by a bound in this function
[INFO] [stdout] 125 | where
[INFO] [stdout] 126 |     S: AsyncRead + AsyncWrite + Unpin,
[INFO] [stdout]     |        ^^^^^^^^^ required by this bound in `accept_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `tokio::net::TcpStream: tokio::io::async_write::AsyncWrite` is not satisfied
[INFO] [stdout]    --> examples/echo-server.rs:34:21
[INFO] [stdout]     |
[INFO] [stdout]  34 |     let ws_stream = tokio_tungstenite::accept_async(stream)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `tokio::io::async_write::AsyncWrite` is not implemented for `tokio::net::TcpStream`
[INFO] [stdout]     |
[INFO] [stdout] note: there are multiple different versions of crate `tokio` in the dependency graph
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/io/async_write.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout]  45 |   pub trait AsyncWrite {
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^ this is the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: examples/echo-server.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 |   use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]     |       ----- one version of crate `tokio` used here, as a direct dependency of the current crate
[INFO] [stdout] ...
[INFO] [stdout]  11 |   use tokio_tungstenite;
[INFO] [stdout]     |       ----------------- one version of crate `tokio` used here, as a dependency of crate `tokio_tungstenite`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/net/tcp/stream.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type doesn't implement the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/net/tcp/stream.rs:60:5
[INFO] [stdout]     |
[INFO] [stdout]  60 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type implements the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/future/try_join.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | / pin_project! {
[INFO] [stdout]  26 | |     pub(crate) struct TryJoin3<F1, F2, F3>
[INFO] [stdout]  27 | |     where
[INFO] [stdout]  28 | |         F1: Future,
[INFO] [stdout] ...   |
[INFO] [stdout]  39 | | }
[INFO] [stdout]     | |_- this is the found trait
[INFO] [stdout]     = note: two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]     = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: required by a bound in `accept_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-tungstenite-0.12.0/src/lib.rs:126:20
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub async fn accept_async<S>(stream: S) -> Result<WebSocketStream<S>, WsError>
[INFO] [stdout]     |              ------------ required by a bound in this function
[INFO] [stdout] 125 | where
[INFO] [stdout] 126 |     S: AsyncRead + AsyncWrite + Unpin,
[INFO] [stdout]     |                    ^^^^^^^^^^ required by this bound in `accept_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `tokio::net::TcpStream: tokio::io::async_read::AsyncRead` is not satisfied
[INFO] [stdout]    --> examples/echo-server.rs:35:10
[INFO] [stdout]     |
[INFO] [stdout]  35 |         .await
[INFO] [stdout]     |          ^^^^^ the trait `tokio::io::async_read::AsyncRead` is not implemented for `tokio::net::TcpStream`
[INFO] [stdout]     |
[INFO] [stdout] note: there are multiple different versions of crate `tokio` in the dependency graph
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/io/async_read.rs:43:1
[INFO] [stdout]     |
[INFO] [stdout]  43 |   pub trait AsyncRead {
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^ this is the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: examples/echo-server.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 |   use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]     |       ----- one version of crate `tokio` used here, as a direct dependency of the current crate
[INFO] [stdout] ...
[INFO] [stdout]  11 |   use tokio_tungstenite;
[INFO] [stdout]     |       ----------------- one version of crate `tokio` used here, as a dependency of crate `tokio_tungstenite`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/net/tcp/stream.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type doesn't implement the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/net/tcp/stream.rs:60:5
[INFO] [stdout]     |
[INFO] [stdout]  60 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type implements the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/future/try_join.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | / pin_project! {
[INFO] [stdout]  26 | |     pub(crate) struct TryJoin3<F1, F2, F3>
[INFO] [stdout]  27 | |     where
[INFO] [stdout]  28 | |         F1: Future,
[INFO] [stdout] ...   |
[INFO] [stdout]  39 | | }
[INFO] [stdout]     | |_- this is the found trait
[INFO] [stdout]     = note: two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]     = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: required by a bound in `accept_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-tungstenite-0.12.0/src/lib.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub async fn accept_async<S>(stream: S) -> Result<WebSocketStream<S>, WsError>
[INFO] [stdout]     |              ------------ required by a bound in this function
[INFO] [stdout] 125 | where
[INFO] [stdout] 126 |     S: AsyncRead + AsyncWrite + Unpin,
[INFO] [stdout]     |        ^^^^^^^^^ required by this bound in `accept_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `tokio::net::TcpStream: tokio::io::async_write::AsyncWrite` is not satisfied
[INFO] [stdout]    --> examples/echo-server.rs:35:10
[INFO] [stdout]     |
[INFO] [stdout]  35 |         .await
[INFO] [stdout]     |          ^^^^^ the trait `tokio::io::async_write::AsyncWrite` is not implemented for `tokio::net::TcpStream`
[INFO] [stdout]     |
[INFO] [stdout] note: there are multiple different versions of crate `tokio` in the dependency graph
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/io/async_write.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout]  45 |   pub trait AsyncWrite {
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^ this is the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: examples/echo-server.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 |   use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]     |       ----- one version of crate `tokio` used here, as a direct dependency of the current crate
[INFO] [stdout] ...
[INFO] [stdout]  11 |   use tokio_tungstenite;
[INFO] [stdout]     |       ----------------- one version of crate `tokio` used here, as a dependency of crate `tokio_tungstenite`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/net/tcp/stream.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type doesn't implement the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.3.6/src/net/tcp/stream.rs:60:5
[INFO] [stdout]     |
[INFO] [stdout]  60 |       pub struct TcpStream {
[INFO] [stdout]     |       -------------------- this type implements the required trait
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.1.0/src/future/try_join.rs:25:1
[INFO] [stdout]     |
[INFO] [stdout]  25 | / pin_project! {
[INFO] [stdout]  26 | |     pub(crate) struct TryJoin3<F1, F2, F3>
[INFO] [stdout]  27 | |     where
[INFO] [stdout]  28 | |         F1: Future,
[INFO] [stdout] ...   |
[INFO] [stdout]  39 | | }
[INFO] [stdout]     | |_- this is the found trait
[INFO] [stdout]     = note: two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]     = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: required by a bound in `accept_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-tungstenite-0.12.0/src/lib.rs:126:20
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub async fn accept_async<S>(stream: S) -> Result<WebSocketStream<S>, WsError>
[INFO] [stdout]     |              ------------ required by a bound in this function
[INFO] [stdout] 125 | where
[INFO] [stdout] 126 |     S: AsyncRead + AsyncWrite + Unpin,
[INFO] [stdout]     |                    ^^^^^^^^^^ required by this bound in `accept_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `split` exists for struct `WebSocketStream<tokio::net::TcpStream>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> examples/echo-server.rs:40:35
[INFO] [stdout]     |
[INFO] [stdout]  40 |     let (write, read) = ws_stream.split();
[INFO] [stdout]     |                                   ^^^^^ method cannot be called on `WebSocketStream<tokio::net::TcpStream>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-tungstenite-0.12.0/src/lib.rs:189:1
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub struct WebSocketStream<S> {
[INFO] [stdout]     | ----------------------------- doesn't satisfy `WebSocketStream<tokio::net::TcpStream>: StreamExt` or `_: Stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `WebSocketStream<tokio::net::TcpStream>: futures_util::stream::Stream`
[INFO] [stdout]             which is required by `WebSocketStream<tokio::net::TcpStream>: StreamExt`
[INFO] [stdout]             `&WebSocketStream<tokio::net::TcpStream>: futures_util::stream::Stream`
[INFO] [stdout]             which is required by `&WebSocketStream<tokio::net::TcpStream>: StreamExt`
[INFO] [stdout]             `&mut WebSocketStream<tokio::net::TcpStream>: futures_util::stream::Stream`
[INFO] [stdout]             which is required by `&mut WebSocketStream<tokio::net::TcpStream>: StreamExt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `example` (example "echo-server") due to 7 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "68fb7a600772c1472e59f220b52031dd2b4057e1c470bdd943f0fc1805883526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68fb7a600772c1472e59f220b52031dd2b4057e1c470bdd943f0fc1805883526", kill_on_drop: false }`
[INFO] [stdout] 68fb7a600772c1472e59f220b52031dd2b4057e1c470bdd943f0fc1805883526