[INFO] cloning repository https://github.com/kostya-zero/rac-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kostya-zero/rac-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkostya-zero%2Frac-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkostya-zero%2Frac-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68bc51e8677ec2e83290990d864cbf5e72326634
[INFO] checking kostya-zero/rac-rs against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkostya-zero%2Frac-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kostya-zero/rac-rs
[INFO] finished tweaking git repo https://github.com/kostya-zero/rac-rs
[INFO] tweaked toml for git repo https://github.com/kostya-zero/rac-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kostya-zero/rac-rs on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kostya-zero/rac-rs 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" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.27.0
[INFO] [stderr]   Downloaded cc v1.2.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5a4e591e66beed6ec21caf1d028350b3064ab5ee37281c47f71c0cc56065e27
[INFO] running `Command { std: "docker" "start" "-a" "c5a4e591e66beed6ec21caf1d028350b3064ab5ee37281c47f71c0cc56065e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5a4e591e66beed6ec21caf1d028350b3064ab5ee37281c47f71c0cc56065e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a4e591e66beed6ec21caf1d028350b3064ab5ee37281c47f71c0cc56065e27", kill_on_drop: false }`
[INFO] [stdout] c5a4e591e66beed6ec21caf1d028350b3064ab5ee37281c47f71c0cc56065e27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb9d888bfbd80c7769f2d568655e795cc92ed08677781fdce10c81a9cc0be771
[INFO] running `Command { std: "docker" "start" "-a" "fb9d888bfbd80c7769f2d568655e795cc92ed08677781fdce10c81a9cc0be771", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking generic-array v0.14.7
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[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tungstenite v0.27.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.27.0
[INFO] [stderr]     Checking rac_rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rac.rs:204:31
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rac.rs:256:31
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_rac.rs:220:37
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_rac.rs:275:37
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wrac.rs:184:31
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wrac.rs:210:31
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_wrac.rs:193:37
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_wrac.rs:222:37
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rac.rs:204:31
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rac.rs:256:31
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_rac.rs:220:37
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_rac.rs:275:37
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wrac.rs:184:31
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wrac.rs:210:31
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                               ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_wrac.rs:193:37
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub async fn fetch_all_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/async_wrac.rs:222:37
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<str>>, ClientError> {
[INFO] [stdout]     |                                     ^^^^^^^^^                ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub async fn fetch_new_messages(&mut self) -> Result<Vec<Cow<'_, str>>, ClientError> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.55s
[INFO] running `Command { std: "docker" "inspect" "fb9d888bfbd80c7769f2d568655e795cc92ed08677781fdce10c81a9cc0be771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9d888bfbd80c7769f2d568655e795cc92ed08677781fdce10c81a9cc0be771", kill_on_drop: false }`
[INFO] [stdout] fb9d888bfbd80c7769f2d568655e795cc92ed08677781fdce10c81a9cc0be771
