[INFO] fetching crate smux_rust 0.2.1...
[INFO] testing smux_rust-0.2.1 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate smux_rust 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate smux_rust 0.2.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate smux_rust 0.2.1
[INFO] tweaked toml for crates.io crate smux_rust 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smux_rust 0.2.1 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smux_rust 0.2.1 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 460ef4f8bf267c003b6b4db4178430732ce0d8c16934e64be37b4ee5e68d96e7
[INFO] running `Command { std: "docker" "start" "-a" "460ef4f8bf267c003b6b4db4178430732ce0d8c16934e64be37b4ee5e68d96e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "460ef4f8bf267c003b6b4db4178430732ce0d8c16934e64be37b4ee5e68d96e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460ef4f8bf267c003b6b4db4178430732ce0d8c16934e64be37b4ee5e68d96e7", kill_on_drop: false }`
[INFO] [stdout] 460ef4f8bf267c003b6b4db4178430732ce0d8c16934e64be37b4ee5e68d96e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71d1f359cd4b18e0d8e1a87ed489c9953fd3e28d11d09ce21ccd2c7b6a416da5
[INFO] running `Command { std: "docker" "start" "-a" "71d1f359cd4b18e0d8e1a87ed489c9953fd3e28d11d09ce21ccd2c7b6a416da5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.7
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling smux_rust v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.04s
[INFO] running `Command { std: "docker" "inspect" "71d1f359cd4b18e0d8e1a87ed489c9953fd3e28d11d09ce21ccd2c7b6a416da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d1f359cd4b18e0d8e1a87ed489c9953fd3e28d11d09ce21ccd2c7b6a416da5", kill_on_drop: false }`
[INFO] [stdout] 71d1f359cd4b18e0d8e1a87ed489c9953fd3e28d11d09ce21ccd2c7b6a416da5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aa1f33ca5008b3a6866833a1d792b3e119748eecaadbd8639e20f59bd5a9da4
[INFO] running `Command { std: "docker" "start" "-a" "5aa1f33ca5008b3a6866833a1d792b3e119748eecaadbd8639e20f59bd5a9da4", kill_on_drop: false }`
[INFO] [stderr]    Compiling smux_rust v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/async_basic_usage.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     Ok(mut stream) => {
[INFO] [stdout]    |                        ----^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/custom_config.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |         if let Ok(mut stream) = session.accept_stream().await {
[INFO] [stdout]    |                   ----^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/async_basic_usage.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut stream = session.open_stream().await?;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/custom_config.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut stream = session.open_stream().await?;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/multithreaded_usage.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 Ok(mut stream) => {
[INFO] [stdout]    |                    ----^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/basic_usage.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     Ok(mut stream) => {
[INFO] [stdout]    |                        ----^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/multiple_streams.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 Ok(mut stream) => {
[INFO] [stdout]    |                    ----^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> tests/tokio_integration_test.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/basic_usage.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut stream = session.open_stream().await?;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/multiple_streams.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |     for (i, mut stream) in streams.into_iter().enumerate() {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/tokio_integration_test.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut stream = session.accept_stream().await.unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/tokio_integration_test.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut stream = session.open_stream().await.unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/tokio_integration_test.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let mut stream = session.accept_stream().await.unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/tokio_integration_test.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let mut stream = session.open_stream().await.unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/tokio_integration_test.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let mut stream = session.open_stream().await.unwrap();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/advanced_features_test.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut stream = session.accept_stream().await.unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "5aa1f33ca5008b3a6866833a1d792b3e119748eecaadbd8639e20f59bd5a9da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa1f33ca5008b3a6866833a1d792b3e119748eecaadbd8639e20f59bd5a9da4", kill_on_drop: false }`
[INFO] [stdout] 5aa1f33ca5008b3a6866833a1d792b3e119748eecaadbd8639e20f59bd5a9da4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59ae23f54bf7b233763ee4d87c0e689764e862250461b8233cb224378d10b92f
[INFO] running `Command { std: "docker" "start" "-a" "59ae23f54bf7b233763ee4d87c0e689764e862250461b8233cb224378d10b92f", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/custom_config.rs:51:19
[INFO] [stderr]    |
[INFO] [stderr] 51 |         if let Ok(mut stream) = session.accept_stream().await {
[INFO] [stderr]    |                   ----^^^^^^
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/custom_config.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut stream = session.open_stream().await?;
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `smux_rust` (example "custom_config") generated 2 warnings (run `cargo fix --example "custom_config" -p smux_rust` to apply 2 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/multithreaded_usage.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 Ok(mut stream) => {
[INFO] [stderr]    |                    ----^^^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `smux_rust` (example "multithreaded_usage") generated 1 warning (run `cargo fix --example "multithreaded_usage" -p smux_rust` to apply 1 suggestion)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/async_basic_usage.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |                     Ok(mut stream) => {
[INFO] [stderr]    |                        ----^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/async_basic_usage.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut stream = session.open_stream().await?;
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `smux_rust` (example "async_basic_usage") generated 2 warnings (run `cargo fix --example "async_basic_usage" -p smux_rust` to apply 2 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/multiple_streams.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 Ok(mut stream) => {
[INFO] [stderr]    |                    ----^^^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/multiple_streams.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |     for (i, mut stream) in streams.into_iter().enumerate() {
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `smux_rust` (example "multiple_streams") generated 2 warnings (run `cargo fix --example "multiple_streams" -p smux_rust` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `AsyncReadExt`
[INFO] [stderr]  --> tests/tokio_integration_test.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/tokio_integration_test.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut stream = session.accept_stream().await.unwrap();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/tokio_integration_test.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut stream = session.open_stream().await.unwrap();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/tokio_integration_test.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let mut stream = session.accept_stream().await.unwrap();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/tokio_integration_test.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let mut stream = session.open_stream().await.unwrap();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/tokio_integration_test.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let mut stream = session.open_stream().await.unwrap();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `smux_rust` (test "tokio_integration_test") generated 6 warnings (run `cargo fix --test "tokio_integration_test" -p smux_rust` to apply 5 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/advanced_features_test.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut stream = session.accept_stream().await.unwrap();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `smux_rust` (test "advanced_features_test") generated 1 warning (run `cargo fix --test "advanced_features_test" -p smux_rust` to apply 1 suggestion)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/basic_usage.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |                     Ok(mut stream) => {
[INFO] [stderr]    |                        ----^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/basic_usage.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut stream = session.open_stream().await?;
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `smux_rust` (example "basic_usage") generated 2 warnings (run `cargo fix --example "basic_usage" -p smux_rust` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smux_rust-0a617db19d800ce8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test alloc::tests::test_msb ... ok
[INFO] [stdout] test tests::test_config_verify ... ok
[INFO] [stdout] test tests::test_config_default ... ok
[INFO] [stdout] test alloc::tests::test_allocator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/advanced_features_test.rs (/opt/rustwide/target/debug/deps/advanced_features_test-a3b2ea4beb20873a)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_async_read_write ... ok
[INFO] [stdout] test test_die_notifier ... ok
[INFO] [stdout] test test_session_deadline ... ok
[INFO] [stdout] test test_num_streams ... ok
[INFO] [stderr]      Running tests/complete_features_test.rs (/opt/rustwide/target/debug/deps/complete_features_test-5f1615ac6897f94f)
[INFO] [stdout] test test_stream_deadline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_copy_to ... ok
[INFO] [stdout] test test_copy_to_with_large_data ... ok
[INFO] [stdout] test test_stream_addresses ... ok
[INFO] [stdout] test test_poll_wait_with_multiple_ready_streams ... ok
[INFO] [stdout] test test_poll_wait ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-b24a3ad21ebdb7cc)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_config_default ... ok
[INFO] [stdout] test test_frame_encode_decode ... ok
[INFO] [stdout] test test_config_verify ... ok
[INFO] [stdout] test test_shaper_queue ... ok
[INFO] [stdout] test test_allocator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tokio_integration_test.rs (/opt/rustwide/target/debug/deps/tokio_integration_test-52215214e0fc9ead)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_async_small_reads ... ok
[INFO] [stdout] test test_basic_async_read_write ... ok
[INFO] [stdout] test test_flush_and_shutdown ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smux_rust
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/stream.rs - stream::Stream::copy_to (line 110) - compile ... ok
[INFO] [stdout] test src/session.rs - session::Session::poll_wait (line 306) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 8) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59ae23f54bf7b233763ee4d87c0e689764e862250461b8233cb224378d10b92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ae23f54bf7b233763ee4d87c0e689764e862250461b8233cb224378d10b92f", kill_on_drop: false }`
[INFO] [stdout] 59ae23f54bf7b233763ee4d87c0e689764e862250461b8233cb224378d10b92f
