diff --git a/lib/ain-cpp-imports/build.rs b/lib/ain-cpp-imports/build.rs
index 6db88d0a06..e4d85fabf0 100644
--- a/lib/ain-cpp-imports/build.rs
+++ b/lib/ain-cpp-imports/build.rs
@@ -5,27 +5,34 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     let pkg_name = env::var("CARGO_PKG_NAME")?;
     let manifest_path = PathBuf::from(env::var("CARGO_MANIFEST_DIR")?);
 
-    let cpp_src_path = &manifest_path.parent()
+    let cpp_src_path = &manifest_path
+        .parent()
         .and_then(|x| x.parent())
-        .and_then(|x| Some(x.join("src")));
-    
+        .map(|x| x.join("src"));
+
     let cpp_src_path = match cpp_src_path.as_ref() {
         Some(r) => Ok(r),
-        None => Err("path err")
+        None => Err("path err"),
     }?;
 
     let ffi_rs_src_path = &manifest_path.join("src/bridge.rs");
     let ffi_exports_h_path = &cpp_src_path.join("ffi/ffiexports.h");
 
     cxx_build::bridge(ffi_rs_src_path)
-        .include(&cpp_src_path)
+        .include(cpp_src_path)
         .cpp_link_stdlib("stdc++")
         .flag_if_supported("-std=c++17")
         .flag_if_supported("-Wno-unused-parameter")
         .compile(pkg_name.as_str());
 
-    println!("cargo:rerun-if-changed={}", ffi_rs_src_path.to_string_lossy());
-    println!("cargo:rerun-if-changed={}", &ffi_exports_h_path.to_string_lossy());
+    println!(
+        "cargo:rerun-if-changed={}",
+        ffi_rs_src_path.to_string_lossy()
+    );
+    println!(
+        "cargo:rerun-if-changed={}",
+        &ffi_exports_h_path.to_string_lossy()
+    );
 
     Ok(())
 }
diff --git a/lib/ain-cpp-imports/src/bridge.rs b/lib/ain-cpp-imports/src/bridge.rs
index 9bcd37d4f6..b2a3f40387 100644
--- a/lib/ain-cpp-imports/src/bridge.rs
+++ b/lib/ain-cpp-imports/src/bridge.rs
@@ -9,4 +9,4 @@ pub mod ffi {
         fn getAccounts() -> Vec<String>;
         fn getDatadir() -> String;
     }
-}
\ No newline at end of file
+}
diff --git a/lib/ain-cpp-imports/src/lib.rs b/lib/ain-cpp-imports/src/lib.rs
index e99a8703a6..0bc3213233 100644
--- a/lib/ain-cpp-imports/src/lib.rs
+++ b/lib/ain-cpp-imports/src/lib.rs
@@ -1,4 +1,3 @@
-
 use std::error::Error;
 
 #[cfg(not(any(test, bench, example, doc)))]
@@ -11,11 +10,21 @@ use bridge::ffi;
 #[allow(non_snake_case)]
 mod ffi {
     const UNIMPL_MSG: &'static str = "This cannot be used on a test path";
-    pub fn getChainId() -> u64 { unimplemented!("{}", UNIMPL_MSG) }
-    pub fn isMining() -> bool { unimplemented!("{}", UNIMPL_MSG) }
-    pub fn publishEthTransaction(_data: Vec<u8>) -> bool { unimplemented!("{}", UNIMPL_MSG) }
-    pub fn getAccounts() -> Vec<String> { unimplemented!("{}", UNIMPL_MSG) }
-    pub fn getDatadir() -> String { unimplemented!("{}", UNIMPL_MSG) }
+    pub fn getChainId() -> u64 {
+        unimplemented!("{}", UNIMPL_MSG)
+    }
+    pub fn isMining() -> bool {
+        unimplemented!("{}", UNIMPL_MSG)
+    }
+    pub fn publishEthTransaction(_data: Vec<u8>) -> bool {
+        unimplemented!("{}", UNIMPL_MSG)
+    }
+    pub fn getAccounts() -> Vec<String> {
+        unimplemented!("{}", UNIMPL_MSG)
+    }
+    pub fn getDatadir() -> String {
+        unimplemented!("{}", UNIMPL_MSG)
+    }
 }
 
 pub fn get_chain_id() -> Result<u64, Box<dyn Error>> {
@@ -44,6 +53,4 @@ pub fn get_datadir() -> Result<String, Box<dyn Error>> {
 }
 
 #[cfg(test)]
-mod tests {
-    
-}
\ No newline at end of file
+mod tests {}
diff --git a/lib/ain-grpc/src/gen/types.rs b/lib/ain-grpc/src/gen/types.rs
index 1af38927fb..3636b0ed20 100644
--- a/lib/ain-grpc/src/gen/types.rs
+++ b/lib/ain-grpc/src/gen/types.rs
@@ -1260,4 +1260,3 @@ pub struct EthSyncingResult {
     #[prost(message, optional, tag = "2")]
     pub sync_info: ::core::option::Option<EthSyncingInfo>,
 }
-