fix bug in bash v5 when allocating new ids

t.sh

@@ -143,10 +143,17 @@ function getuid() {
 
 function updatenextid() {
     local nextid2=1
+    local db=0
     nextid2=1
+    if [[ $b5 -eq 1 ]]; then
+        while [[ " ${i_idmap[@]}" == *\ $nextid2* ]]; do
+            nextid2=$((nextid2 + 1))
+        done
+    else
         while [[ " ${taskid[@]}" == *\ $nextid2* ]]; do
             nextid2=$((nextid2 + 1))
         done
+    fi
     nextid=$nextid2
 }
 
@@ -175,6 +182,7 @@ function loadids() {
         id=${LINE#*:}
         #uid=$(echo "$LINE" | sed 's/:.*$//g')
         #id=$(echo "$LINE" | sed 's/^.*://g')
+
         addidmap $id $uid
         if [[ -z $uid || -z $id ]]; then
             error "invalid idmapping line: '$LINE'"
@@ -318,6 +326,7 @@ function confirm() {
 function loadtask() {
     local uid sum checked folded desc file id parent res i cats
     local blockreason
+    local didalloc=0
     #local re
 
     #if iscached "$1"; then
@@ -341,7 +350,7 @@ dblog "process token  '${tok[$i]}'"
             if [[ -z $id ]]; then
                 id=$nextid
                 addidmap $nextid $uid
-                updatenextid
+                didalloc=1
                 needsave=1
             fi
         elif [[ ${tok[$i]} == "sum" ]]; then
@@ -388,6 +397,9 @@ dblog "process token  '${tok[$i]}'"
     [[ $id -gt $maxid ]] && maxid=$id
     [[ ${#sum} -gt $taskwid ]] && taskwid=${#sum}
     [[ ${#desc} -gt $taskwid ]] && taskwid=${#desc}
+
+    [[ $didalloc -eq 1 ]] && updatenextid
+
     if [[ -z $uid ]]; then
         error "task has no uid:"
         echo "$res"