[INFO] fetching crate nacos-api 0.2.1...
[INFO] testing nacos-api-0.2.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate nacos-api 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nacos-api 0.2.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nacos-api 0.2.1
[INFO] finished tweaking crates.io crate nacos-api 0.2.1
[INFO] tweaked toml for crates.io crate nacos-api 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nacos-api 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12ebf110b1e8e3b4a403d1cc80988afc0d736d96fab28dd4a01a23d5ab07e800
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12ebf110b1e8e3b4a403d1cc80988afc0d736d96fab28dd4a01a23d5ab07e800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12ebf110b1e8e3b4a403d1cc80988afc0d736d96fab28dd4a01a23d5ab07e800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ebf110b1e8e3b4a403d1cc80988afc0d736d96fab28dd4a01a23d5ab07e800", kill_on_drop: false }`
[INFO] [stdout] 12ebf110b1e8e3b4a403d1cc80988afc0d736d96fab28dd4a01a23d5ab07e800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c42596027678e84f8064e16c35163d755d1b933097418c8bc1763af189efea8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9c42596027678e84f8064e16c35163d755d1b933097418c8bc1763af189efea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling httpdate v1.0.0
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling nacos-api_macro v0.1.0
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling hyper v0.14.7
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.3
[INFO] [stderr]    Compiling nacos-api v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.49s
[INFO] running `Command { std: "docker" "inspect" "9c42596027678e84f8064e16c35163d755d1b933097418c8bc1763af189efea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c42596027678e84f8064e16c35163d755d1b933097418c8bc1763af189efea8", kill_on_drop: false }`
[INFO] [stdout] 9c42596027678e84f8064e16c35163d755d1b933097418c8bc1763af189efea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ab557a5263545b55e3e95dcbb2be73a5db14c53f10e72009d8074874ecd28a9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ab557a5263545b55e3e95dcbb2be73a5db14c53f10e72009d8074874ecd28a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling nacos-api v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.54s
[INFO] running `Command { std: "docker" "inspect" "7ab557a5263545b55e3e95dcbb2be73a5db14c53f10e72009d8074874ecd28a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab557a5263545b55e3e95dcbb2be73a5db14c53f10e72009d8074874ecd28a9", kill_on_drop: false }`
[INFO] [stdout] 7ab557a5263545b55e3e95dcbb2be73a5db14c53f10e72009d8074874ecd28a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4c3d13c773484caeaf031f5707fe121debaf2c89cfd76faaa7e488ee6691a16
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4c3d13c773484caeaf031f5707fe121debaf2c89cfd76faaa7e488ee6691a16", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nacos_api-171b767078729b2d)
[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] [stderr]    Doc-tests nacos-api
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/api/service.rs - api::service::NacosServiceApi::get_operator_servers (line 181) ... FAILED
[INFO] [stdout] test src/integration/configs.rs - integration::configs::NacosConfigClient::listen_config (line 23) ... FAILED
[INFO] [stdout] test src/integration/service.rs - integration::service::NacosClient::register (line 42) ... FAILED
[INFO] [stdout] test src/integration/service.rs - integration::service::NacosClient::get_addr_simple (line 67) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/api/service.rs - api::service::NacosServiceApi::get_operator_servers (line 181) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/api/service.rs:186:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_api_service_rs_181_0() {
[INFO] [stdout]   |                                         -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let result = NacosServiceApi::get_operator_servers(&nacos_config).await;
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/api/service.rs:190:14
[INFO] [stdout]    |
[INFO] [stdout] 3  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_api_service_rs_181_0() {
[INFO] [stdout]    |                                         -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 12 | let result = NacosServiceApi::get_operator_servers(client.nacos_config()).await;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/integration/configs.rs - integration::configs::NacosConfigClient::listen_config (line 23) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/integration/configs.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_integration_configs_rs_23_0() {
[INFO] [stdout]    |                                           --------------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 9  | / client.listen_config(
[INFO] [stdout] 10 | |     &nacos_config,
[INFO] [stdout] 11 | |     |s| { println!(" perceive the configs changed to > {}", s) },
[INFO] [stdout] 12 | |     10
[INFO] [stdout] 13 | | ).await;
[INFO] [stdout]    | |_______^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/integration/service.rs - integration::service::NacosClient::register (line 42) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/integration/service.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_integration_service_rs_42_0() {
[INFO] [stdout]    |                                         --------------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 15 | client.register(&None).await;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] ---- src/integration/service.rs - integration::service::NacosClient::get_addr_simple (line 67) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/integration/service.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 3  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_integration_service_rs_67_0() {
[INFO] [stdout]    |                                         --------------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 12 | let addr = client.get_addr_simple("test").await?;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/integration/service.rs:76:48
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_integration_service_rs_67_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | use nacos_api::{NacosClient,NacosConfig, ServerConfig};
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | | let nacos = NacosConfig::new("http", "192.168.0.132", 8848);
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | | let addr = client.get_addr_simple("test").await?;
[INFO] [stdout]    | |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 13 | | assert!("http://127.0.0.1:8080", addr.as_str());
[INFO] [stdout] 14 | | } _doctest_main_src_integration_service_rs_67_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, Box<dyn std::error::Error>>>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0600]: cannot apply unary operator `!` to type `&'static str`
[INFO] [stdout]   --> src/integration/service.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | assert!("http://127.0.0.1:8080", addr.as_str());
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot apply unary operator `!`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0600, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/api/service.rs - api::service::NacosServiceApi::get_operator_servers (line 181)
[INFO] [stdout]     src/integration/configs.rs - integration::configs::NacosConfigClient::listen_config (line 23)
[INFO] [stdout]     src/integration/service.rs - integration::service::NacosClient::get_addr_simple (line 67)
[INFO] [stdout]     src/integration/service.rs - integration::service::NacosClient::register (line 42)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4c3d13c773484caeaf031f5707fe121debaf2c89cfd76faaa7e488ee6691a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c3d13c773484caeaf031f5707fe121debaf2c89cfd76faaa7e488ee6691a16", kill_on_drop: false }`
[INFO] [stdout] b4c3d13c773484caeaf031f5707fe121debaf2c89cfd76faaa7e488ee6691a16
