[INFO] fetching crate nacos_rust_client 0.1.4...
[INFO] testing nacos_rust_client-0.1.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nacos_rust_client 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nacos_rust_client 0.1.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nacos_rust_client 0.1.4
[INFO] finished tweaking crates.io crate nacos_rust_client 0.1.4
[INFO] tweaked toml for crates.io crate nacos_rust_client 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate nacos_rust_client 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fe48417fb5854a36573941eb130f3b0e4bee095faa48e3ad644be31c7ba13dc
[INFO] running `Command { std: "docker" "start" "-a" "3fe48417fb5854a36573941eb130f3b0e4bee095faa48e3ad644be31c7ba13dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fe48417fb5854a36573941eb130f3b0e4bee095faa48e3ad644be31c7ba13dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe48417fb5854a36573941eb130f3b0e4bee095faa48e3ad644be31c7ba13dc", kill_on_drop: false }`
[INFO] [stdout] 3fe48417fb5854a36573941eb130f3b0e4bee095faa48e3ad644be31c7ba13dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 440a11f94d28a4bb8d2f5a589895ab7b02a1f02cec342f5c503f4f194d5e23ac
[INFO] running `Command { std: "docker" "start" "-a" "440a11f94d28a4bb8d2f5a589895ab7b02a1f02cec342f5c503f4f194d5e23ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.4
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling nacos_rust_client v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/client/config_client.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:242:26
[INFO] [stdout]     |
[INFO] [stdout] 242 | type ConfigListenerFunc =Fn(&ConfigKey,&str) + Send + 'static;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&ConfigKey,&str) + Send + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:254:21
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub convert:Arc<Fn(&str)-> Option<T>+Send+Sync>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:259:43
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn new( key:ConfigKey,convert:Arc<Fn(&str)-> Option<T>+Send+Sync>) -> Self {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:357:40
[INFO] [stdout]     |
[INFO] [stdout] 357 |     SUBSCRIBE(ConfigKey,u64,String,Box<ConfigListener + Send + 'static>),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:368:28
[INFO] [stdout]     |
[INFO] [stdout] 368 |     listeners:Vec<(u64,Box<ConfigListener + Send>)>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:372:35
[INFO] [stdout]     |
[INFO] [stdout] 372 |     fn new(listeners:Vec<(u64,Box<ConfigListener + Send>)>,md5:String) -> Self {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:379:39
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn push(&mut self,id:u64,func:Box<ConfigListener + Send>) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/client/config_client.rs:531:17
[INFO] [stdout]     |
[INFO] [stdout] 531 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/client/nacos_client.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     config:NacosConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `host`
[INFO] [stdout]    --> src/client/config_client.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     host:HostInfo,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subscribe_map`
[INFO] [stdout]    --> src/client/config_client.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     subscribe_map:RwLock<HashMap<ConfigKey,Vec<Box<ConfigListenerFunc>>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subscribe_context`
[INFO] [stdout]    --> src/client/config_client.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     subscribe_context:RwLock<HashMap<ConfigKey,String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `REMOVE`
[INFO] [stdout]    --> src/client/config_client.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 358 |     REMOVE(ConfigKey,u64),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tmpList` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut tmpList = vec![];
[INFO] [stdout]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `endValue` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let mut endValue = String::new();
[INFO] [stdout]    |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tmpList` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut tmpList = vec![];
[INFO] [stdout]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `endValue` should have a snake case name
[INFO] [stdout]    --> src/client/config_client.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let mut endValue = String::new();
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/config_client.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         self.subscribe_sender.send(msg).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.61s
[INFO] running `Command { std: "docker" "inspect" "440a11f94d28a4bb8d2f5a589895ab7b02a1f02cec342f5c503f4f194d5e23ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "440a11f94d28a4bb8d2f5a589895ab7b02a1f02cec342f5c503f4f194d5e23ac", kill_on_drop: false }`
[INFO] [stdout] 440a11f94d28a4bb8d2f5a589895ab7b02a1f02cec342f5c503f4f194d5e23ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33010f57562723a5b96a297ac1ddbd357d0c06334f282048cf41ad472f789174
[INFO] running `Command { std: "docker" "start" "-a" "33010f57562723a5b96a297ac1ddbd357d0c06334f282048cf41ad472f789174", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/client/config_client.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:242:26
[INFO] [stdout]     |
[INFO] [stdout] 242 | type ConfigListenerFunc =Fn(&ConfigKey,&str) + Send + 'static;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&ConfigKey,&str) + Send + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:254:21
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub convert:Arc<Fn(&str)-> Option<T>+Send+Sync>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:259:43
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn new( key:ConfigKey,convert:Arc<Fn(&str)-> Option<T>+Send+Sync>) -> Self {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:357:40
[INFO] [stdout]     |
[INFO] [stdout] 357 |     SUBSCRIBE(ConfigKey,u64,String,Box<ConfigListener + Send + 'static>),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:368:28
[INFO] [stdout]     |
[INFO] [stdout] 368 |     listeners:Vec<(u64,Box<ConfigListener + Send>)>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:372:35
[INFO] [stdout]     |
[INFO] [stdout] 372 |     fn new(listeners:Vec<(u64,Box<ConfigListener + Send>)>,md5:String) -> Self {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:379:39
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn push(&mut self,id:u64,func:Box<ConfigListener + Send>) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/client/config_client.rs:531:17
[INFO] [stdout]     |
[INFO] [stdout] 531 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/client/nacos_client.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     config:NacosConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `host`
[INFO] [stdout]    --> src/client/config_client.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     host:HostInfo,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subscribe_map`
[INFO] [stdout]    --> src/client/config_client.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     subscribe_map:RwLock<HashMap<ConfigKey,Vec<Box<ConfigListenerFunc>>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subscribe_context`
[INFO] [stdout]    --> src/client/config_client.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     subscribe_context:RwLock<HashMap<ConfigKey,String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `REMOVE`
[INFO] [stdout]    --> src/client/config_client.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 358 |     REMOVE(ConfigKey,u64),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tmpList` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut tmpList = vec![];
[INFO] [stdout]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `endValue` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let mut endValue = String::new();
[INFO] [stdout]    |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tmpList` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut tmpList = vec![];
[INFO] [stdout]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `endValue` should have a snake case name
[INFO] [stdout]    --> src/client/config_client.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let mut endValue = String::new();
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/config_client.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         self.subscribe_sender.send(msg).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nacos_rust_client v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> examples/config.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]  --> examples/config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> examples/config.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/client/config_client.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:242:26
[INFO] [stdout]     |
[INFO] [stdout] 242 | type ConfigListenerFunc =Fn(&ConfigKey,&str) + Send + 'static;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&ConfigKey,&str) + Send + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:254:21
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub convert:Arc<Fn(&str)-> Option<T>+Send+Sync>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:259:43
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn new( key:ConfigKey,convert:Arc<Fn(&str)-> Option<T>+Send+Sync>) -> Self {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:357:40
[INFO] [stdout]     |
[INFO] [stdout] 357 |     SUBSCRIBE(ConfigKey,u64,String,Box<ConfigListener + Send + 'static>),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:368:28
[INFO] [stdout]     |
[INFO] [stdout] 368 |     listeners:Vec<(u64,Box<ConfigListener + Send>)>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:372:35
[INFO] [stdout]     |
[INFO] [stdout] 372 |     fn new(listeners:Vec<(u64,Box<ConfigListener + Send>)>,md5:String) -> Self {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client/config_client.rs:379:39
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn push(&mut self,id:u64,func:Box<ConfigListener + Send>) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `listened`
[INFO] [stdout]   --> examples/config.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let listened = Box::new(func1);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listened`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/config.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     config_client.subscribe(a).await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/config.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     config_client.subscribe(c).await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/config.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     config_client.subscribe(d).await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/client/config_client.rs:531:17
[INFO] [stdout]     |
[INFO] [stdout] 531 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/client/nacos_client.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     config:NacosConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `host`
[INFO] [stdout]    --> src/client/config_client.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     host:HostInfo,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subscribe_map`
[INFO] [stdout]    --> src/client/config_client.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     subscribe_map:RwLock<HashMap<ConfigKey,Vec<Box<ConfigListenerFunc>>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subscribe_context`
[INFO] [stdout]    --> src/client/config_client.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     subscribe_context:RwLock<HashMap<ConfigKey,String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `REMOVE`
[INFO] [stdout]    --> src/client/config_client.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 358 |     REMOVE(ConfigKey,u64),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tmpList` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut tmpList = vec![];
[INFO] [stdout]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `endValue` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let mut endValue = String::new();
[INFO] [stdout]    |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tmpList` should have a snake case name
[INFO] [stdout]   --> src/client/config_client.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut tmpList = vec![];
[INFO] [stdout]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `endValue` should have a snake case name
[INFO] [stdout]    --> src/client/config_client.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let mut endValue = String::new();
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/config_client.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         self.subscribe_sender.send(msg).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `Command { std: "docker" "inspect" "33010f57562723a5b96a297ac1ddbd357d0c06334f282048cf41ad472f789174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33010f57562723a5b96a297ac1ddbd357d0c06334f282048cf41ad472f789174", kill_on_drop: false }`
[INFO] [stdout] 33010f57562723a5b96a297ac1ddbd357d0c06334f282048cf41ad472f789174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f3e04a408542f497bc1b1635ca1f43d5757ecb4fdf3bc6d6bc77be7ca878a00
[INFO] running `Command { std: "docker" "start" "-a" "5f3e04a408542f497bc1b1635ca1f43d5757ecb4fdf3bc6d6bc77be7ca878a00", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/client/config_client.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/config_client.rs:242:26
[INFO] [stderr]     |
[INFO] [stderr] 242 | type ConfigListenerFunc =Fn(&ConfigKey,&str) + Send + 'static;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&ConfigKey,&str) + Send + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/config_client.rs:254:21
[INFO] [stderr]     |
[INFO] [stderr] 254 |     pub convert:Arc<Fn(&str)-> Option<T>+Send+Sync>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/config_client.rs:259:43
[INFO] [stderr]     |
[INFO] [stderr] 259 |     pub fn new( key:ConfigKey,convert:Arc<Fn(&str)-> Option<T>+Send+Sync>) -> Self {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)-> Option<T>+Send+Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/config_client.rs:357:40
[INFO] [stderr]     |
[INFO] [stderr] 357 |     SUBSCRIBE(ConfigKey,u64,String,Box<ConfigListener + Send + 'static>),
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/config_client.rs:368:28
[INFO] [stderr]     |
[INFO] [stderr] 368 |     listeners:Vec<(u64,Box<ConfigListener + Send>)>,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/config_client.rs:372:35
[INFO] [stderr]     |
[INFO] [stderr] 372 |     fn new(listeners:Vec<(u64,Box<ConfigListener + Send>)>,md5:String) -> Self {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/config_client.rs:379:39
[INFO] [stderr]     |
[INFO] [stderr] 379 |     fn push(&mut self,id:u64,func:Box<ConfigListener + Send>) {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConfigListener + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/client/config_client.rs:531:17
[INFO] [stderr]     |
[INFO] [stderr] 531 |             Err(e) => {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `config`
[INFO] [stderr]   --> src/client/nacos_client.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     config:NacosConfig,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `host`
[INFO] [stderr]    --> src/client/config_client.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     host:HostInfo,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `subscribe_map`
[INFO] [stderr]    --> src/client/config_client.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     subscribe_map:RwLock<HashMap<ConfigKey,Vec<Box<ConfigListenerFunc>>>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `subscribe_context`
[INFO] [stderr]    --> src/client/config_client.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     subscribe_context:RwLock<HashMap<ConfigKey,String>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `REMOVE`
[INFO] [stderr]    --> src/client/config_client.rs:358:5
[INFO] [stderr]     |
[INFO] [stderr] 358 |     REMOVE(ConfigKey,u64),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `tmpList` should have a snake case name
[INFO] [stderr]   --> src/client/config_client.rs:63:17
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut tmpList = vec![];
[INFO] [stderr]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `endValue` should have a snake case name
[INFO] [stderr]   --> src/client/config_client.rs:75:25
[INFO] [stderr]    |
[INFO] [stderr] 75 |                 let mut endValue = String::new();
[INFO] [stderr]    |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `tmpList` should have a snake case name
[INFO] [stderr]   --> src/client/config_client.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let mut tmpList = vec![];
[INFO] [stderr]    |                 ^^^^^^^ help: convert the identifier to snake case: `tmp_list`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `endValue` should have a snake case name
[INFO] [stderr]    --> src/client/config_client.rs:110:25
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 let mut endValue = String::new();
[INFO] [stderr]     |                         ^^^^^^^^ help: convert the identifier to snake case: `end_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client/config_client.rs:352:9
[INFO] [stderr]     |
[INFO] [stderr] 352 |         self.subscribe_sender.send(msg).await;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `nacos_rust_client` (lib) generated 19 warnings
[INFO] [stderr] warning: `nacos_rust_client` (lib test) generated 19 warnings (19 duplicates)
[INFO] [stderr] warning: unused import: `std::cell::Cell`
[INFO] [stderr]  --> examples/config.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cell::Cell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::BTreeMap`
[INFO] [stderr]  --> examples/config.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::BTreeMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> examples/config.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `listened`
[INFO] [stderr]   --> examples/config.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let listened = Box::new(func1);
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listened`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/config.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     config_client.subscribe(a).await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/config.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     config_client.subscribe(c).await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/config.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     config_client.subscribe(d).await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `nacos_rust_client` (example "config") generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nacos_rust_client-96065deb14b5549f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests nacos_rust_client
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f3e04a408542f497bc1b1635ca1f43d5757ecb4fdf3bc6d6bc77be7ca878a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3e04a408542f497bc1b1635ca1f43d5757ecb4fdf3bc6d6bc77be7ca878a00", kill_on_drop: false }`
[INFO] [stdout] 5f3e04a408542f497bc1b1635ca1f43d5757ecb4fdf3bc6d6bc77be7ca878a00