[INFO] fetching crate eureka-client 0.0.4...
[INFO] testing eureka-client-0.0.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate eureka-client 0.0.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate eureka-client 0.0.4 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 eureka-client 0.0.4
[INFO] finished tweaking crates.io crate eureka-client 0.0.4
[INFO] tweaked toml for crates.io crate eureka-client 0.0.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] d122a94781f3557c3300a33dc26c02801bffcef6ca168359902154a207485d38
[INFO] running `Command { std: "docker" "start" "-a" "d122a94781f3557c3300a33dc26c02801bffcef6ca168359902154a207485d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d122a94781f3557c3300a33dc26c02801bffcef6ca168359902154a207485d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d122a94781f3557c3300a33dc26c02801bffcef6ca168359902154a207485d38", kill_on_drop: false }`
[INFO] [stdout] d122a94781f3557c3300a33dc26c02801bffcef6ca168359902154a207485d38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 2ec9ba2d585c5fc8d186a172a075264c67a97ecc90ae2d30af6af30d70cfd41c
[INFO] running `Command { std: "docker" "start" "-a" "2ec9ba2d585c5fc8d186a172a075264c67a97ecc90ae2d30af6af30d70cfd41c", kill_on_drop: false }`
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling eureka-client v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:169:30
[INFO] [stdout]     |
[INFO] [stdout] 169 |                         path.trim_left_matches('/')
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/resolver.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `retry_attempts`
[INFO] [stdout]   --> src/resolver.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/resolver.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `retry_attempts`
[INFO] [stdout]   --> src/resolver.rs:59:34
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/aws.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_metadata`
[INFO] [stdout]   --> src/aws.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fetch_metadata(&self) -> HashMap<&'static str, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup_metadata_key`
[INFO] [stdout]   --> src/aws.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn lookup_metadata_key(&self, key: &str) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup_instance_identity`
[INFO] [stdout]   --> src/aws.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn lookup_instance_identity(&self) -> Option<HashMap<String, Value>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/resolver.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_service_urls`
[INFO] [stdout]   --> src/resolver.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn build_service_urls(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/resolver.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_current_cluster`
[INFO] [stdout]   --> src/resolver.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn get_current_cluster(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start_cluster_refresh`
[INFO] [stdout]   --> src/resolver.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn start_cluster_refresh(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_cluster_hosts`
[INFO] [stdout]   --> src/resolver.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn resolve_cluster_hosts(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_zone_hosts`
[INFO] [stdout]   --> src/resolver.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn resolve_zone_hosts(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_availability_zones`
[INFO] [stdout]   --> src/resolver.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_availability_zones(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_app`
[INFO] [stdout]    --> src/rest/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get_instances_by_app(&self, app_id: &str) -> Result<Vec<Instance>, EurekaError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instance_by_app_and_instance`
[INFO] [stdout]    --> src/rest/mod.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_instance_by_app_and_instance(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_metadata`
[INFO] [stdout]    --> src/rest/mod.rs:201:12
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn update_metadata(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_vip_address`
[INFO] [stdout]    --> src/rest/mod.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn get_instances_by_vip_address(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_svip_address`
[INFO] [stdout]    --> src/rest/mod.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn get_instances_by_svip_address(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `query_encode`
[INFO] [stdout]    --> src/lib.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn query_encode(value: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.15s
[INFO] running `Command { std: "docker" "inspect" "2ec9ba2d585c5fc8d186a172a075264c67a97ecc90ae2d30af6af30d70cfd41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec9ba2d585c5fc8d186a172a075264c67a97ecc90ae2d30af6af30d70cfd41c", kill_on_drop: false }`
[INFO] [stdout] 2ec9ba2d585c5fc8d186a172a075264c67a97ecc90ae2d30af6af30d70cfd41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 89e8e835b4b6f5c609925ee21ad9a48e3d9cc8e170f5c38c50f50649e5186e61
[INFO] running `Command { std: "docker" "start" "-a" "89e8e835b4b6f5c609925ee21ad9a48e3d9cc8e170f5c38c50f50649e5186e61", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:169:30
[INFO] [stdout]     |
[INFO] [stdout] 169 |                         path.trim_left_matches('/')
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/resolver.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling eureka-client v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `retry_attempts`
[INFO] [stdout]   --> src/resolver.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/resolver.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `retry_attempts`
[INFO] [stdout]   --> src/resolver.rs:59:34
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/aws.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_metadata`
[INFO] [stdout]   --> src/aws.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fetch_metadata(&self) -> HashMap<&'static str, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup_metadata_key`
[INFO] [stdout]   --> src/aws.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn lookup_metadata_key(&self, key: &str) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup_instance_identity`
[INFO] [stdout]   --> src/aws.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn lookup_instance_identity(&self) -> Option<HashMap<String, Value>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/resolver.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_service_urls`
[INFO] [stdout]   --> src/resolver.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn build_service_urls(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/resolver.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_current_cluster`
[INFO] [stdout]   --> src/resolver.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn get_current_cluster(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start_cluster_refresh`
[INFO] [stdout]   --> src/resolver.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn start_cluster_refresh(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_cluster_hosts`
[INFO] [stdout]   --> src/resolver.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn resolve_cluster_hosts(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_zone_hosts`
[INFO] [stdout]   --> src/resolver.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn resolve_zone_hosts(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_availability_zones`
[INFO] [stdout]   --> src/resolver.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_availability_zones(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_app`
[INFO] [stdout]    --> src/rest/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get_instances_by_app(&self, app_id: &str) -> Result<Vec<Instance>, EurekaError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instance_by_app_and_instance`
[INFO] [stdout]    --> src/rest/mod.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_instance_by_app_and_instance(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_metadata`
[INFO] [stdout]    --> src/rest/mod.rs:201:12
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn update_metadata(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_vip_address`
[INFO] [stdout]    --> src/rest/mod.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn get_instances_by_vip_address(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_svip_address`
[INFO] [stdout]    --> src/rest/mod.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn get_instances_by_svip_address(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `query_encode`
[INFO] [stdout]    --> src/lib.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn query_encode(value: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:169:30
[INFO] [stdout]     |
[INFO] [stdout] 169 |                         path.trim_left_matches('/')
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/resolver.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `retry_attempts`
[INFO] [stdout]   --> src/resolver.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/resolver.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `retry_attempts`
[INFO] [stdout]   --> src/resolver.rs:59:34
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/aws.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_metadata`
[INFO] [stdout]   --> src/aws.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fetch_metadata(&self) -> HashMap<&'static str, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup_metadata_key`
[INFO] [stdout]   --> src/aws.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn lookup_metadata_key(&self, key: &str) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup_instance_identity`
[INFO] [stdout]   --> src/aws.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn lookup_instance_identity(&self) -> Option<HashMap<String, Value>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/resolver.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_service_urls`
[INFO] [stdout]   --> src/resolver.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn build_service_urls(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/resolver.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_current_cluster`
[INFO] [stdout]   --> src/resolver.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn get_current_cluster(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start_cluster_refresh`
[INFO] [stdout]   --> src/resolver.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn start_cluster_refresh(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_cluster_hosts`
[INFO] [stdout]   --> src/resolver.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn resolve_cluster_hosts(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_zone_hosts`
[INFO] [stdout]   --> src/resolver.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn resolve_zone_hosts(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_availability_zones`
[INFO] [stdout]   --> src/resolver.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_availability_zones(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_app`
[INFO] [stdout]    --> src/rest/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get_instances_by_app(&self, app_id: &str) -> Result<Vec<Instance>, EurekaError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instance_by_app_and_instance`
[INFO] [stdout]    --> src/rest/mod.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_instance_by_app_and_instance(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_metadata`
[INFO] [stdout]    --> src/rest/mod.rs:201:12
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn update_metadata(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_vip_address`
[INFO] [stdout]    --> src/rest/mod.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn get_instances_by_vip_address(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_instances_by_svip_address`
[INFO] [stdout]    --> src/rest/mod.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn get_instances_by_svip_address(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `query_encode`
[INFO] [stdout]    --> src/lib.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn query_encode(value: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "89e8e835b4b6f5c609925ee21ad9a48e3d9cc8e170f5c38c50f50649e5186e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e8e835b4b6f5c609925ee21ad9a48e3d9cc8e170f5c38c50f50649e5186e61", kill_on_drop: false }`
[INFO] [stdout] 89e8e835b4b6f5c609925ee21ad9a48e3d9cc8e170f5c38c50f50649e5186e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] c301af2bbe46a171f10420a3da5ece7c9f1198baadf0a6179535c9baaf753c24
[INFO] running `Command { std: "docker" "start" "-a" "c301af2bbe46a171f10420a3da5ece7c9f1198baadf0a6179535c9baaf753c24", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:169:30
[INFO] [stderr]     |
[INFO] [stderr] 169 |                         path.trim_left_matches('/')
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/resolver.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `retry_attempts`
[INFO] [stderr]   --> src/resolver.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/resolver.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `retry_attempts`
[INFO] [stderr]   --> src/resolver.rs:59:34
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn resolve_eureka_url(&self, retry_attempts: usize) {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retry_attempts`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/aws.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `fetch_metadata`
[INFO] [stderr]   --> src/aws.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn fetch_metadata(&self) -> HashMap<&'static str, String> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `lookup_metadata_key`
[INFO] [stderr]   --> src/aws.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn lookup_metadata_key(&self, key: &str) -> Option<String> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `lookup_instance_identity`
[INFO] [stderr]   --> src/aws.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn lookup_instance_identity(&self) -> Option<HashMap<String, Value>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/resolver.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `build_service_urls`
[INFO] [stderr]   --> src/resolver.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn build_service_urls(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/resolver.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn new(config: &HashMap<String, Value>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_current_cluster`
[INFO] [stderr]   --> src/resolver.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn get_current_cluster(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start_cluster_refresh`
[INFO] [stderr]   --> src/resolver.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn start_cluster_refresh(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `resolve_cluster_hosts`
[INFO] [stderr]   --> src/resolver.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn resolve_cluster_hosts(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `resolve_zone_hosts`
[INFO] [stderr]   --> src/resolver.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn resolve_zone_hosts(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_availability_zones`
[INFO] [stderr]   --> src/resolver.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_availability_zones(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_instances_by_app`
[INFO] [stderr]    --> src/rest/mod.rs:114:12
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn get_instances_by_app(&self, app_id: &str) -> Result<Vec<Instance>, EurekaError> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_instance_by_app_and_instance`
[INFO] [stderr]    --> src/rest/mod.rs:137:12
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn get_instance_by_app_and_instance(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `update_metadata`
[INFO] [stderr]    --> src/rest/mod.rs:201:12
[INFO] [stderr]     |
[INFO] [stderr] 201 |     pub fn update_metadata(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_instances_by_vip_address`
[INFO] [stderr]    --> src/rest/mod.rs:232:12
[INFO] [stderr]     |
[INFO] [stderr] 232 |     pub fn get_instances_by_vip_address(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_instances_by_svip_address`
[INFO] [stderr]    --> src/rest/mod.rs:267:12
[INFO] [stderr]     |
[INFO] [stderr] 267 |     pub fn get_instances_by_svip_address(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `query_encode`
[INFO] [stderr]    --> src/lib.rs:189:4
[INFO] [stderr]     |
[INFO] [stderr] 189 | fn query_encode(value: &str) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `eureka-client` (lib) generated 23 warnings
[INFO] [stderr] warning: `eureka-client` (lib test) generated 23 warnings (23 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/eureka_client-5e932d3210374931)
[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 eureka-client
[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" "c301af2bbe46a171f10420a3da5ece7c9f1198baadf0a6179535c9baaf753c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c301af2bbe46a171f10420a3da5ece7c9f1198baadf0a6179535c9baaf753c24", kill_on_drop: false }`
[INFO] [stdout] c301af2bbe46a171f10420a3da5ece7c9f1198baadf0a6179535c9baaf753c24