diff --git a/pkg/local_object_storage/metabase/metadata.go b/pkg/local_object_storage/metabase/metadata.go
index a0095d17df..abdd2adea8 100644
--- a/pkg/local_object_storage/metabase/metadata.go
+++ b/pkg/local_object_storage/metabase/metadata.go
@@ -46,9 +46,9 @@ func invalidMetaBucketKeyErr(key []byte, cause error) error {
 	return fmt.Errorf("invalid meta bucket key (prefix 0x%X): %w", key[0], cause)
 }
 
-// TODO: fill on migration
-// TODO: ROOT and PHY props
-// TODO: cleaning on obj removal
+// TODO: fill on migration.
+// TODO: ROOT and PHY props.
+// TODO: cleaning on obj removal.
 func putMetadata(tx *bbolt.Tx, cnr cid.ID, id oid.ID, ver version.Version, owner user.ID, typ object.Type, creationEpoch uint64,
 	payloadLen uint64, pldHash, pldHmmHash, splitID []byte, parentID, firstID oid.ID, attrs []object.Attribute) error {
 	metaBkt, err := tx.CreateBucketIfNotExists(metaBucketKey(cnr))
@@ -651,7 +651,7 @@ func prepareMetaIDAttrKey(buf *keyBuffer, id oid.ID, attr string, valLen int) []
 	k[0] = metaPrefixIDAttr
 	off := 1 + copy(k[1:], id[:])
 	off += copy(k[off:], attr)
-	off += copy(k[off:], utf8Delimiter)
+	copy(k[off:], utf8Delimiter)
 	return k
 }
 
diff --git a/pkg/local_object_storage/metabase/metadata_test.go b/pkg/local_object_storage/metabase/metadata_test.go
index 98f0f8a25b..0726b90c5b 100644
--- a/pkg/local_object_storage/metabase/metadata_test.go
+++ b/pkg/local_object_storage/metabase/metadata_test.go
@@ -196,7 +196,7 @@ func TestApplyFilter(t *testing.T) {
 		check(anyData, anyData, true)
 		check(anyData, anyData[:len(anyData)-1], true)
 		check(anyData, append(anyData, 1), false)
-		for i := range len(anyData) {
+		for i := range anyData {
 			check(anyData, anyData[:i], true)
 			changed := slices.Concat(anyData[:i], []byte{anyData[i] + 1}, anyData[i+1:])
 			check(anyData, changed[:i+1], false)
@@ -311,6 +311,7 @@ func TestIntBucketOrder(t *testing.T) {
 		}
 		return nil
 	})
+	require.NoError(t, err)
 
 	require.Equal(t, []string{
 		"-115792089237316195423570985008687907853269984665640564039457584007913129639935",
@@ -1092,19 +1093,19 @@ func TestDB_SearchObjects(t *testing.T) {
 			}
 			heightSorted := []objectcore.SearchResultItem{
 				// attribute takes 1st order priority
-				{ids[9], []string{"0", otherAttrs[0]}},
-				{ids[8], []string{"1", otherAttrs[1]}},
-				{ids[7], []string{"50", otherAttrs[2]}},
-				{ids[6], []string{"100", otherAttrs[3]}},
+				{ID: ids[9], Attributes: []string{"0", otherAttrs[0]}},
+				{ID: ids[8], Attributes: []string{"1", otherAttrs[1]}},
+				{ID: ids[7], Attributes: []string{"50", otherAttrs[2]}},
+				{ID: ids[6], Attributes: []string{"100", otherAttrs[3]}},
 				// but if attribute equals, items are sorted by IDs. Secondary attributes have
 				// no effect, otherwise the order would not be reversed
-				{ids[3], []string{"101", otherAttrs[6]}},
-				{ids[4], []string{"101", otherAttrs[5]}},
-				{ids[5], []string{"101", otherAttrs[4]}},
+				{ID: ids[3], Attributes: []string{"101", otherAttrs[6]}},
+				{ID: ids[4], Attributes: []string{"101", otherAttrs[5]}},
+				{ID: ids[5], Attributes: []string{"101", otherAttrs[4]}},
 				// attribute takes power again
-				{ids[2], []string{"102", otherAttrs[7]}},
-				{ids[1], []string{"150", otherAttrs[8]}},
-				{ids[0], []string{"4294967295", otherAttrs[9]}},
+				{ID: ids[2], Attributes: []string{"102", otherAttrs[7]}},
+				{ID: ids[1], Attributes: []string{"150", otherAttrs[8]}},
+				{ID: ids[0], Attributes: []string{"4294967295", otherAttrs[9]}},
 			}
 			// store
 			cnr := cidtest.ID()
@@ -1164,9 +1165,9 @@ func TestDB_SearchObjects(t *testing.T) {
 							require.Empty(t, res[i].Attributes)
 						}
 						require.NotEmpty(t, cursor)
+						//nolint:staticcheck // drop with t.Skip
 						res, cursor, err = db.Search(cnr, fs, nil, cursor, 6)
 						require.NoError(t, err)
-						// TODO: issue
 						t.Skip("paging is broken when prim attribute is not requested, see also https://github.com/nspcc-dev/neofs-node/issues/3058#issuecomment-2553193094")
 						require.Len(t, res, 6)
 						for i := range 6 {
@@ -1240,6 +1241,7 @@ func TestDB_SearchObjects(t *testing.T) {
 							require.Empty(t, res[i].Attributes)
 						}
 						require.NotEmpty(t, cursor)
+						//nolint:staticcheck // drop with t.Skip
 						res, cursor, err = db.Search(cnr, fs, nil, cursor, 6)
 						require.NoError(t, err)
 						t.Skip("paging is broken when prim attribute is not requested, see also https://github.com/nspcc-dev/neofs-node/issues/3058#issuecomment-2553193094")
@@ -1331,15 +1333,15 @@ func TestDB_SearchObjects(t *testing.T) {
 				require.NoError(t, err)
 				require.Empty(t, cursor)
 				require.Equal(t, []objectcore.SearchResultItem{
-					{ids[0], []string{"cat1.jpg", "1738760790"}},
+					{ID: ids[0], Attributes: []string{"cat1.jpg", "1738760790"}},
 				}, res)
 			})
 			t.Run("multiple", func(t *testing.T) {
 				t.Run("both attributes", func(t *testing.T) {
 					fullRes := []objectcore.SearchResultItem{
-						{ids[1], []string{"cat2.jpg", "1738760792"}},
-						{ids[2], []string{"cat2.jpg", "1738760791"}},
-						{ids[3], []string{"cat2.jpg", "1738760793"}},
+						{ID: ids[1], Attributes: []string{"cat2.jpg", "1738760792"}},
+						{ID: ids[2], Attributes: []string{"cat2.jpg", "1738760791"}},
+						{ID: ids[3], Attributes: []string{"cat2.jpg", "1738760793"}},
 					}
 					var fs object.SearchFilters
 					fs.AddFilter(object.AttributeFilePath, "cat2.jpg", object.MatchStringEqual)