diff --git a/cmd/lotus-seal-worker/sealworker/rpc.go b/cmd/lotus-seal-worker/sealworker/rpc.go
index 65755b846..f7e5ca90f 100644
--- a/cmd/lotus-seal-worker/sealworker/rpc.go
+++ b/cmd/lotus-seal-worker/sealworker/rpc.go
@@ -2,24 +2,25 @@ package sealworker
 
 import (
 	"context"
-	"github.com/filecoin-project/go-jsonrpc"
-	"github.com/filecoin-project/go-jsonrpc/auth"
-	"github.com/filecoin-project/lotus/lib/rpcenc"
-	"github.com/filecoin-project/lotus/metrics/proxy"
-	"github.com/gorilla/mux"
 	"net/http"
 	"sync/atomic"
 
 	"github.com/google/uuid"
+	"github.com/gorilla/mux"
 	"github.com/mitchellh/go-homedir"
 	"golang.org/x/xerrors"
 
+	"github.com/filecoin-project/go-jsonrpc"
+	"github.com/filecoin-project/go-jsonrpc/auth"
+
 	"github.com/filecoin-project/lotus/api"
 	apitypes "github.com/filecoin-project/lotus/api/types"
 	"github.com/filecoin-project/lotus/build"
 	sectorstorage "github.com/filecoin-project/lotus/extern/sector-storage"
 	"github.com/filecoin-project/lotus/extern/sector-storage/stores"
 	"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
+	"github.com/filecoin-project/lotus/lib/rpcenc"
+	"github.com/filecoin-project/lotus/metrics/proxy"
 )
 
 func WorkerHandler(authv func(ctx context.Context, token string) ([]auth.Permission, error), remote http.HandlerFunc, a api.Worker, permissioned bool) http.Handler {
diff --git a/extern/sector-storage/mock/mock.go b/extern/sector-storage/mock/mock.go
index 7fef91a5e..2a14c9e72 100644
--- a/extern/sector-storage/mock/mock.go
+++ b/extern/sector-storage/mock/mock.go
@@ -5,7 +5,6 @@ import (
 	"context"
 	"crypto/sha256"
 	"fmt"
-	"github.com/filecoin-project/specs-actors/v6/actors/runtime/proof"
 	"io"
 	"io/ioutil"
 	"math/rand"
diff --git a/extern/sector-storage/sched_post.go b/extern/sector-storage/sched_post.go
index 941b12e40..b04142059 100644
--- a/extern/sector-storage/sched_post.go
+++ b/extern/sector-storage/sched_post.go
@@ -6,11 +6,11 @@ import (
 	"sync"
 	"time"
 
+	xerrors "golang.org/x/xerrors"
+
 	sealtasks "github.com/filecoin-project/lotus/extern/sector-storage/sealtasks"
 	"github.com/filecoin-project/lotus/extern/sector-storage/stores"
 	"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
-
-	xerrors "golang.org/x/xerrors"
 )
 
 type poStScheduler struct {
diff --git a/extern/sector-storage/stores/local.go b/extern/sector-storage/stores/local.go
index 3b270d8d3..eed7cf09e 100644
--- a/extern/sector-storage/stores/local.go
+++ b/extern/sector-storage/stores/local.go
@@ -3,7 +3,6 @@ package stores
 import (
 	"context"
 	"encoding/json"
-	ffi "github.com/filecoin-project/filecoin-ffi"
 	"io/ioutil"
 	"math/bits"
 	"math/rand"
@@ -14,6 +13,7 @@ import (
 
 	"golang.org/x/xerrors"
 
+	ffi "github.com/filecoin-project/filecoin-ffi"
 	"github.com/filecoin-project/go-state-types/abi"
 	"github.com/filecoin-project/specs-actors/actors/runtime/proof"
 	"github.com/filecoin-project/specs-storage/storage"
diff --git a/extern/sector-storage/storiface/worker.go b/extern/sector-storage/storiface/worker.go
index 1e9ea4bbc..d8f327e29 100644
--- a/extern/sector-storage/storiface/worker.go
+++ b/extern/sector-storage/storiface/worker.go
@@ -4,13 +4,13 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"github.com/filecoin-project/specs-actors/actors/runtime/proof"
 	"time"
 
 	"github.com/google/uuid"
 	"github.com/ipfs/go-cid"
 
 	"github.com/filecoin-project/go-state-types/abi"
+	"github.com/filecoin-project/specs-actors/actors/runtime/proof"
 	"github.com/filecoin-project/specs-storage/storage"
 
 	"github.com/filecoin-project/lotus/extern/sector-storage/sealtasks"
diff --git a/itests/kit/ensemble.go b/itests/kit/ensemble.go
index 88f94cf43..5219a027a 100644
--- a/itests/kit/ensemble.go
+++ b/itests/kit/ensemble.go
@@ -5,10 +5,6 @@ import (
 	"context"
 	"crypto/rand"
 	"fmt"
-	"github.com/filecoin-project/go-statestore"
-	"github.com/filecoin-project/lotus/cmd/lotus-seal-worker/sealworker"
-	"github.com/filecoin-project/lotus/extern/sector-storage/stores"
-	"github.com/ipfs/go-datastore/namespace"
 	"io/ioutil"
 	"net"
 	"net/http"
@@ -16,12 +12,22 @@ import (
 	"testing"
 	"time"
 
+	"github.com/ipfs/go-datastore"
+	"github.com/ipfs/go-datastore/namespace"
+	libp2pcrypto "github.com/libp2p/go-libp2p-core/crypto"
+	"github.com/libp2p/go-libp2p-core/peer"
+	mocknet "github.com/libp2p/go-libp2p/p2p/net/mock"
+	"github.com/stretchr/testify/require"
+
 	"github.com/filecoin-project/go-address"
 	"github.com/filecoin-project/go-state-types/abi"
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/exitcode"
 	"github.com/filecoin-project/go-state-types/network"
+	"github.com/filecoin-project/go-statestore"
 	"github.com/filecoin-project/go-storedcounter"
+	miner2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/miner"
+	power2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/power"
 
 	"github.com/filecoin-project/lotus/api"
 	"github.com/filecoin-project/lotus/api/v1api"
@@ -36,10 +42,12 @@ import (
 	"github.com/filecoin-project/lotus/chain/stmgr"
 	"github.com/filecoin-project/lotus/chain/types"
 	"github.com/filecoin-project/lotus/chain/wallet"
+	"github.com/filecoin-project/lotus/cmd/lotus-seal-worker/sealworker"
 	"github.com/filecoin-project/lotus/cmd/lotus-seed/seed"
 	sectorstorage "github.com/filecoin-project/lotus/extern/sector-storage"
 	"github.com/filecoin-project/lotus/extern/sector-storage/ffiwrapper"
 	"github.com/filecoin-project/lotus/extern/sector-storage/mock"
+	"github.com/filecoin-project/lotus/extern/sector-storage/stores"
 	"github.com/filecoin-project/lotus/genesis"
 	lotusminer "github.com/filecoin-project/lotus/miner"
 	"github.com/filecoin-project/lotus/node"
@@ -49,13 +57,6 @@ import (
 	testing2 "github.com/filecoin-project/lotus/node/modules/testing"
 	"github.com/filecoin-project/lotus/node/repo"
 	"github.com/filecoin-project/lotus/storage/mockstorage"
-	miner2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/miner"
-	power2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/power"
-	"github.com/ipfs/go-datastore"
-	libp2pcrypto "github.com/libp2p/go-libp2p-core/crypto"
-	"github.com/libp2p/go-libp2p-core/peer"
-	mocknet "github.com/libp2p/go-libp2p/p2p/net/mock"
-	"github.com/stretchr/testify/require"
 )
 
 func init() {
diff --git a/itests/kit/rpc.go b/itests/kit/rpc.go
index 3b5cc878b..228809195 100644
--- a/itests/kit/rpc.go
+++ b/itests/kit/rpc.go
@@ -3,17 +3,19 @@ package kit
 import (
 	"context"
 	"fmt"
-	"github.com/filecoin-project/lotus/cmd/lotus-seal-worker/sealworker"
 	"net"
 	"net/http"
 	"net/http/httptest"
 	"testing"
 
-	"github.com/filecoin-project/lotus/api/client"
-	"github.com/filecoin-project/lotus/node"
+	"github.com/stretchr/testify/require"
+
 	"github.com/multiformats/go-multiaddr"
 	manet "github.com/multiformats/go-multiaddr/net"
-	"github.com/stretchr/testify/require"
+
+	"github.com/filecoin-project/lotus/api/client"
+	"github.com/filecoin-project/lotus/cmd/lotus-seal-worker/sealworker"
+	"github.com/filecoin-project/lotus/node"
 )
 
 func CreateRPCServer(t *testing.T, handler http.Handler, listener net.Listener) (*httptest.Server, multiaddr.Multiaddr) {
diff --git a/itests/worker_test.go b/itests/worker_test.go
index 7a124b5c1..70532c87d 100644
--- a/itests/worker_test.go
+++ b/itests/worker_test.go
@@ -2,17 +2,17 @@ package itests
 
 import (
 	"context"
-	"github.com/filecoin-project/lotus/build"
-	"github.com/filecoin-project/lotus/chain/types"
-	"github.com/filecoin-project/lotus/storage"
-	logging "github.com/ipfs/go-log/v2"
 	"testing"
 	"time"
 
+	logging "github.com/ipfs/go-log/v2"
 	"github.com/stretchr/testify/require"
 
+	"github.com/filecoin-project/lotus/build"
+	"github.com/filecoin-project/lotus/chain/types"
 	"github.com/filecoin-project/lotus/extern/sector-storage/sealtasks"
 	"github.com/filecoin-project/lotus/itests/kit"
+	"github.com/filecoin-project/lotus/storage"
 )
 
 func TestWorkerPledge(t *testing.T) {
diff --git a/node/repo/memrepo.go b/node/repo/memrepo.go
index fab1a5cab..6c5bcacdf 100644
--- a/node/repo/memrepo.go
+++ b/node/repo/memrepo.go
@@ -3,13 +3,12 @@ package repo
 import (
 	"context"
 	"encoding/json"
-	"github.com/filecoin-project/lotus/node/config"
-	"github.com/google/uuid"
 	"io/ioutil"
 	"os"
 	"path/filepath"
 	"sync"
 
+	"github.com/google/uuid"
 	"github.com/ipfs/go-datastore"
 	"github.com/ipfs/go-datastore/namespace"
 	dssync "github.com/ipfs/go-datastore/sync"
@@ -20,6 +19,7 @@ import (
 	"github.com/filecoin-project/lotus/chain/types"
 	"github.com/filecoin-project/lotus/extern/sector-storage/fsutil"
 	"github.com/filecoin-project/lotus/extern/sector-storage/stores"
+	"github.com/filecoin-project/lotus/node/config"
 )
 
 type MemRepo struct {
diff --git a/storage/wdpost_run_test.go b/storage/wdpost_run_test.go
index 322d5966b..0afad3bd3 100644
--- a/storage/wdpost_run_test.go
+++ b/storage/wdpost_run_test.go
@@ -3,14 +3,8 @@ package storage
 import (
 	"bytes"
 	"context"
-	"github.com/filecoin-project/specs-actors/v6/actors/runtime/proof"
 	"testing"
 
-	proof7 "github.com/filecoin-project/specs-actors/v7/actors/runtime/proof"
-
-	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
-	miner5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/miner"
-
 	"github.com/stretchr/testify/require"
 	"golang.org/x/xerrors"
 
@@ -20,11 +14,21 @@ import (
 	"github.com/filecoin-project/go-bitfield"
 	"github.com/filecoin-project/specs-storage/storage"
 
+	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
+	miner2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/miner"
+	proof2 "github.com/filecoin-project/specs-actors/v2/actors/runtime/proof"
+	tutils "github.com/filecoin-project/specs-actors/v2/support/testing"
+	builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
+	miner5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/miner"
+	"github.com/filecoin-project/specs-actors/v6/actors/runtime/proof"
+	proof7 "github.com/filecoin-project/specs-actors/v7/actors/runtime/proof"
+
 	"github.com/filecoin-project/go-state-types/abi"
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/crypto"
 	"github.com/filecoin-project/go-state-types/dline"
 	"github.com/filecoin-project/go-state-types/network"
+
 	"github.com/filecoin-project/lotus/api"
 	"github.com/filecoin-project/lotus/build"
 	"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
@@ -32,10 +36,6 @@ import (
 	"github.com/filecoin-project/lotus/chain/types"
 	"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
 	"github.com/filecoin-project/lotus/journal"
-	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
-	miner2 "github.com/filecoin-project/specs-actors/v2/actors/builtin/miner"
-	proof2 "github.com/filecoin-project/specs-actors/v2/actors/runtime/proof"
-	tutils "github.com/filecoin-project/specs-actors/v2/support/testing"
 )
 
 type mockStorageMinerAPI struct {