Fix error handling for icon-art

Author: mjaehn

cases/icon-art-global-test/icon_runjob.cfg

@@ -389,11 +389,13 @@ EOF
 # run the model!
 # ----------------------------------------------------------------------
 handle_error(){{
+    set +e
     # Check for invalid pointer error at the end of icon-art
     if grep -q "free(): invalid pointer" {cfg.logfile} && grep -q "clean-up finished" {cfg.logfile}; then
         exit 0
     else
         exit 1
     fi
+    set -e
 }}
 srun ./{cfg.icon_execname} || handle_error

cases/icon-art-oem-test/icon_runjob.cfg

@@ -369,11 +369,13 @@ EOF
 # run the model!
 # ----------------------------------------------------------------------
 handle_error(){{
+    set +e
     # Check for invalid pointer error at the end of icon-art
     if grep -q "free(): invalid pointer" {cfg.logfile} && grep -q "clean-up finished" {cfg.logfile}; then
         exit 0
     else
         exit 1
     fi
+    set -e
 }}
 srun ./{cfg.icon_execname} || handle_error