[INFO] fetching crate eureka-client 0.0.4... [INFO] checking eureka-client-0.0.4 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate eureka-client 0.0.4 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate eureka-client 0.0.4 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [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-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 07221891a57a3475765592e75e1b051cac1bbed4bbb8e9943954568f290e0e16 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "07221891a57a3475765592e75e1b051cac1bbed4bbb8e9943954568f290e0e16"` [INFO] [stderr] Checking eureka-client v0.0.4 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'core::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 item: `trim_start_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::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 item: `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) -> Self { [INFO] [stderr] | ^^^^^^ help: consider prefixing 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: consider prefixing 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) -> Self { [INFO] [stderr] | ^^^^^^ help: consider prefixing 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: consider prefixing with an underscore: `_retry_attempts` [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) -> Self { [INFO] [stderr] | ^^^^^^ help: consider prefixing 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: consider prefixing 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) -> Self { [INFO] [stderr] | ^^^^^^ help: consider prefixing 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: consider prefixing with an underscore: `_retry_attempts` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/aws.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new(config: &HashMap) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fetch_metadata` [INFO] [stderr] --> src/aws.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | fn fetch_metadata(&self) -> HashMap<&'static str, String> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `lookup_metadata_key` [INFO] [stderr] --> src/aws.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | fn lookup_metadata_key(&self, key: &str) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `lookup_instance_identity` [INFO] [stderr] --> src/aws.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | fn lookup_instance_identity(&self) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/resolver.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(config: &HashMap) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `build_service_urls` [INFO] [stderr] --> src/resolver.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | fn build_service_urls(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/resolver.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn new(config: &HashMap) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_current_cluster` [INFO] [stderr] --> src/resolver.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn get_current_cluster(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start_cluster_refresh` [INFO] [stderr] --> src/resolver.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn start_cluster_refresh(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `resolve_cluster_hosts` [INFO] [stderr] --> src/resolver.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | fn resolve_cluster_hosts(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `resolve_zone_hosts` [INFO] [stderr] --> src/resolver.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | fn resolve_zone_hosts(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_availability_zones` [INFO] [stderr] --> src/resolver.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn get_availability_zones(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instances_by_app` [INFO] [stderr] --> src/rest/mod.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | pub fn get_instances_by_app(&self, app_id: &str) -> Result, EurekaError> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instance_by_app_and_instance` [INFO] [stderr] --> src/rest/mod.rs:137:5 [INFO] [stderr] | [INFO] [stderr] 137 | / pub fn get_instance_by_app_and_instance( [INFO] [stderr] 138 | | &self, [INFO] [stderr] 139 | | app_id: &str, [INFO] [stderr] 140 | | instance_id: &str, [INFO] [stderr] ... | [INFO] [stderr] 168 | | } [INFO] [stderr] 169 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update_metadata` [INFO] [stderr] --> src/rest/mod.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | / pub fn update_metadata( [INFO] [stderr] 202 | | &self, [INFO] [stderr] 203 | | app_id: &str, [INFO] [stderr] 204 | | instance_id: &str, [INFO] [stderr] ... | [INFO] [stderr] 228 | | } [INFO] [stderr] 229 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instances_by_vip_address` [INFO] [stderr] --> src/rest/mod.rs:232:5 [INFO] [stderr] | [INFO] [stderr] 232 | / pub fn get_instances_by_vip_address( [INFO] [stderr] 233 | | &self, [INFO] [stderr] 234 | | vip_address: &str, [INFO] [stderr] 235 | | ) -> Result, EurekaError> { [INFO] [stderr] ... | [INFO] [stderr] 263 | | } [INFO] [stderr] 264 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instances_by_svip_address` [INFO] [stderr] --> src/rest/mod.rs:267:5 [INFO] [stderr] | [INFO] [stderr] 267 | / pub fn get_instances_by_svip_address( [INFO] [stderr] 268 | | &self, [INFO] [stderr] 269 | | svip_address: &str, [INFO] [stderr] 270 | | ) -> Result, EurekaError> { [INFO] [stderr] ... | [INFO] [stderr] 298 | | } [INFO] [stderr] 299 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `query_encode` [INFO] [stderr] --> src/lib.rs:189:1 [INFO] [stderr] | [INFO] [stderr] 189 | fn query_encode(value: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/aws.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new(config: &HashMap) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fetch_metadata` [INFO] [stderr] --> src/aws.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | fn fetch_metadata(&self) -> HashMap<&'static str, String> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `lookup_metadata_key` [INFO] [stderr] --> src/aws.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | fn lookup_metadata_key(&self, key: &str) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `lookup_instance_identity` [INFO] [stderr] --> src/aws.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | fn lookup_instance_identity(&self) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/resolver.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(config: &HashMap) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `build_service_urls` [INFO] [stderr] --> src/resolver.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | fn build_service_urls(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/resolver.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn new(config: &HashMap) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_current_cluster` [INFO] [stderr] --> src/resolver.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn get_current_cluster(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start_cluster_refresh` [INFO] [stderr] --> src/resolver.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn start_cluster_refresh(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `resolve_cluster_hosts` [INFO] [stderr] --> src/resolver.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | fn resolve_cluster_hosts(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `resolve_zone_hosts` [INFO] [stderr] --> src/resolver.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | fn resolve_zone_hosts(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_availability_zones` [INFO] [stderr] --> src/resolver.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn get_availability_zones(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instances_by_app` [INFO] [stderr] --> src/rest/mod.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | pub fn get_instances_by_app(&self, app_id: &str) -> Result, EurekaError> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instance_by_app_and_instance` [INFO] [stderr] --> src/rest/mod.rs:137:5 [INFO] [stderr] | [INFO] [stderr] 137 | / pub fn get_instance_by_app_and_instance( [INFO] [stderr] 138 | | &self, [INFO] [stderr] 139 | | app_id: &str, [INFO] [stderr] 140 | | instance_id: &str, [INFO] [stderr] ... | [INFO] [stderr] 168 | | } [INFO] [stderr] 169 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `update_metadata` [INFO] [stderr] --> src/rest/mod.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | / pub fn update_metadata( [INFO] [stderr] 202 | | &self, [INFO] [stderr] 203 | | app_id: &str, [INFO] [stderr] 204 | | instance_id: &str, [INFO] [stderr] ... | [INFO] [stderr] 228 | | } [INFO] [stderr] 229 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instances_by_vip_address` [INFO] [stderr] --> src/rest/mod.rs:232:5 [INFO] [stderr] | [INFO] [stderr] 232 | / pub fn get_instances_by_vip_address( [INFO] [stderr] 233 | | &self, [INFO] [stderr] 234 | | vip_address: &str, [INFO] [stderr] 235 | | ) -> Result, EurekaError> { [INFO] [stderr] ... | [INFO] [stderr] 263 | | } [INFO] [stderr] 264 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_instances_by_svip_address` [INFO] [stderr] --> src/rest/mod.rs:267:5 [INFO] [stderr] | [INFO] [stderr] 267 | / pub fn get_instances_by_svip_address( [INFO] [stderr] 268 | | &self, [INFO] [stderr] 269 | | svip_address: &str, [INFO] [stderr] 270 | | ) -> Result, EurekaError> { [INFO] [stderr] ... | [INFO] [stderr] 298 | | } [INFO] [stderr] 299 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `query_encode` [INFO] [stderr] --> src/lib.rs:189:1 [INFO] [stderr] | [INFO] [stderr] 189 | fn query_encode(value: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.68s [INFO] running `"docker" "inspect" "07221891a57a3475765592e75e1b051cac1bbed4bbb8e9943954568f290e0e16"` [INFO] running `"docker" "rm" "-f" "07221891a57a3475765592e75e1b051cac1bbed4bbb8e9943954568f290e0e16"` [INFO] [stdout] 07221891a57a3475765592e75e1b051cac1bbed4bbb8e9943954568f290e0e16