Reformat imports to a consistent style for imports

rustfmt.toml configuration:
  imports_granularity = "One"
  group_imports = "One"

local-cluster/src/cluster_tests.rs

@@ -3,42 +3,44 @@
 /// All tests must start from an entry point and a funding keypair and
 /// discover the rest of the network.
 use log::*;
-use rand::{thread_rng, Rng};
-use rayon::prelude::*;
-use solana_client::thin_client::create_client;
-use solana_core::consensus::VOTE_THRESHOLD_DEPTH;
-use solana_entry::entry::{Entry, EntrySlice};
-use solana_gossip::{
-    cluster_info::{self, VALIDATOR_PORT_RANGE},
-    contact_info::ContactInfo,
-    crds_value::{self, CrdsData, CrdsValue},
-    gossip_error::GossipError,
-    gossip_service::discover_cluster,
-};
-use solana_ledger::blockstore::Blockstore;
-use solana_sdk::{
-    client::SyncClient,
-    clock::{self, Slot, NUM_CONSECUTIVE_LEADER_SLOTS},
-    commitment_config::CommitmentConfig,
-    epoch_schedule::MINIMUM_SLOTS_PER_EPOCH,
-    exit::Exit,
-    hash::Hash,
-    poh_config::PohConfig,
-    pubkey::Pubkey,
-    signature::{Keypair, Signature, Signer},
-    system_transaction,
-    timing::{duration_as_ms, timestamp},
-    transport::TransportError,
-};
-use solana_streamer::socket::SocketAddrSpace;
-use solana_vote_program::vote_transaction;
-use std::{
-    collections::{HashMap, HashSet},
-    net::SocketAddr,
-    path::Path,
-    sync::{Arc, RwLock},
-    thread::sleep,
-    time::{Duration, Instant},
+use {
+    rand::{thread_rng, Rng},
+    rayon::prelude::*,
+    solana_client::thin_client::create_client,
+    solana_core::consensus::VOTE_THRESHOLD_DEPTH,
+    solana_entry::entry::{Entry, EntrySlice},
+    solana_gossip::{
+        cluster_info::{self, VALIDATOR_PORT_RANGE},
+        contact_info::ContactInfo,
+        crds_value::{self, CrdsData, CrdsValue},
+        gossip_error::GossipError,
+        gossip_service::discover_cluster,
+    },
+    solana_ledger::blockstore::Blockstore,
+    solana_sdk::{
+        client::SyncClient,
+        clock::{self, Slot, NUM_CONSECUTIVE_LEADER_SLOTS},
+        commitment_config::CommitmentConfig,
+        epoch_schedule::MINIMUM_SLOTS_PER_EPOCH,
+        exit::Exit,
+        hash::Hash,
+        poh_config::PohConfig,
+        pubkey::Pubkey,
+        signature::{Keypair, Signature, Signer},
+        system_transaction,
+        timing::{duration_as_ms, timestamp},
+        transport::TransportError,
+    },
+    solana_streamer::socket::SocketAddrSpace,
+    solana_vote_program::vote_transaction,
+    std::{
+        collections::{HashMap, HashSet},
+        net::SocketAddr,
+        path::Path,
+        sync::{Arc, RwLock},
+        thread::sleep,
+        time::{Duration, Instant},
+    },
 };
 
 /// Spend and verify from every node in the network

local-cluster/src/local_cluster.rs

@@ -22,8 +22,7 @@ use {
         ValidatorVoteKeypairs,
     },
     solana_sdk::{
-        account::Account,
-        account::AccountSharedData,
+        account::{Account, AccountSharedData},
         client::SyncClient,
         clock::{DEFAULT_DEV_SLOTS_PER_EPOCH, DEFAULT_TICKS_PER_SLOT},
         commitment_config::CommitmentConfig,
@@ -759,8 +758,7 @@ impl Drop for LocalCluster {
 
 #[cfg(test)]
 mod test {
-    use super::*;
-    use solana_sdk::epoch_schedule::MINIMUM_SLOTS_PER_EPOCH;
+    use {super::*, solana_sdk::epoch_schedule::MINIMUM_SLOTS_PER_EPOCH};
 
     #[test]
     fn test_local_cluster_start_and_exit() {

local-cluster/src/local_cluster_snapshot_utils.rs

@@ -1,13 +1,15 @@
-use crate::{cluster::Cluster, local_cluster::LocalCluster};
-use log::*;
-use solana_runtime::{
-    snapshot_archive_info::{
-        FullSnapshotArchiveInfo, IncrementalSnapshotArchiveInfo, SnapshotArchiveInfoGetter,
+use {
+    crate::{cluster::Cluster, local_cluster::LocalCluster},
+    log::*,
+    solana_runtime::{
+        snapshot_archive_info::{
+            FullSnapshotArchiveInfo, IncrementalSnapshotArchiveInfo, SnapshotArchiveInfoGetter,
+        },
+        snapshot_utils,
     },
-    snapshot_utils,
+    solana_sdk::{client::SyncClient, commitment_config::CommitmentConfig},
+    std::{path::Path, thread::sleep, time::Duration},
 };
-use solana_sdk::{client::SyncClient, commitment_config::CommitmentConfig};
-use std::{path::Path, thread::sleep, time::Duration};
 
 impl LocalCluster {
     /// Return the next full snapshot archive info after the cluster's last processed slot

local-cluster/src/validator_configs.rs

@@ -1,6 +1,8 @@
-use solana_core::validator::ValidatorConfig;
-use solana_sdk::exit::Exit;
-use std::sync::{Arc, RwLock};
+use {
+    solana_core::validator::ValidatorConfig,
+    solana_sdk::exit::Exit,
+    std::sync::{Arc, RwLock},
+};
 
 pub fn safe_clone_config(config: &ValidatorConfig) -> ValidatorConfig {
     ValidatorConfig {

local-cluster/tests/local_cluster.rs

@@ -32,8 +32,7 @@ use {
         ancestor_iterator::AncestorIterator,
         blockstore::{Blockstore, PurgeType},
         blockstore_db::AccessType,
-        leader_schedule::FixedSchedule,
-        leader_schedule::LeaderSchedule,
+        leader_schedule::{FixedSchedule, LeaderSchedule},
     },
     solana_local_cluster::{
         cluster::{Cluster, ClusterValidatorInfo},
@@ -68,8 +67,10 @@ use {
         io::Read,
         iter,
         path::{Path, PathBuf},
-        sync::atomic::{AtomicBool, Ordering},
-        sync::Arc,
+        sync::{
+            atomic::{AtomicBool, Ordering},
+            Arc,
+        },
         thread::{sleep, Builder, JoinHandle},
         time::{Duration, Instant},
     },