utxonursery+chanbackup: fix range loop binding bugs

chanbackup/pubsub.go

@@ -230,10 +230,10 @@ func (s *SubSwapper) backupUpdater() {
 
 			// For all closed channels, we'll remove the prior
 			// backup state.
-			for _, closedChan := range chanUpdate.ClosedChans {
+			for i, closedChan := range chanUpdate.ClosedChans {
 				log.Debugf("Removing channel %v from backup "+
 					"state", newLogClosure(func() string {
-					return closedChan.String()
+					return chanUpdate.ClosedChans[i].String()
 				}))
 
 				delete(s.backupState, closedChan)

chanbackup/recover.go

@@ -42,7 +42,7 @@ type PeerConnector interface {
 func Recover(backups []Single, restorer ChannelRestorer,
 	peerConnector PeerConnector) error {
 
-	for _, backup := range backups {
+	for i, backup := range backups {
 		log.Infof("Restoring ChannelPoint(%v) to disk: ",
 			backup.FundingOutpoint)
 
@@ -55,7 +55,7 @@ func Recover(backups []Single, restorer ChannelRestorer,
 			"restore ChannelPoint(%v)",
 			backup.RemoteNodePub.SerializeCompressed(),
 			newLogClosure(func() string {
-				return spew.Sdump(backup.Addresses)
+				return spew.Sdump(backups[i].Addresses)
 			}), backup.FundingOutpoint)
 
 		err = peerConnector.ConnectPeer(