Fix compile errors only happens in cargo install. (#36)

Cargo.toml

@@ -19,7 +19,7 @@ socket2 = "0.4.0"
 futures-intrusive = "0.4"
 tokio = { version = "1", features = ["rt-multi-thread", "time", "sync", "macros"] }
 contracts = "0.6.0"
-chrono = "0.4"
+chrono = { version = "0.4", features = ["serde", "rustc-serialize"] }
 rand = "0.8"
 thiserror = "1.0.26"
 async-trait = "0.1.50"

src/ping_port_picker.rs

@@ -14,6 +14,7 @@ pub struct PingPortPicker {
 }
 
 impl PingPortPicker {
+    #[allow(unreachable_code)]
     #[requires(min_port > 0)]
     #[requires(max_port > 0)]
     #[requires(min_port <= max_port)]
@@ -57,6 +58,7 @@ impl PingPortPicker {
         return Some(self.fetch_next_available_port_from_port_range());
     }
 
+    #[allow(unreachable_code)]
     #[requires(self.port_list.is_some())]
     fn fetch_next_available_port_from_port_list(&mut self) -> u16 {
         let port = self.port_list.as_ref().unwrap()[self.next_port_index];

src/ping_result_processors/ping_result_processor_latency_bucket_logger.rs

@@ -15,6 +15,7 @@ pub struct PingResultProcessorLatencyBucketLogger {
 
 impl PingResultProcessorLatencyBucketLogger {
     #[tracing::instrument(name = "Creating ping result latency bucket logger", level = "debug")]
+    #[allow(unreachable_code)]
     #[requires(buckets.len() >= 1)]
     pub fn new(buckets: &Vec<f64>) -> PingResultProcessorLatencyBucketLogger {
         // The buckets from settings are treated as separators, so the real buckets are: