v1.6.9.9 refactor: simplify .ExtractOutputsModel code to manage StateEnd exception

Refs #67
4 jobs for 67-extract-inputsmodel-and-outputsmodel-objects in 12 minutes and 11 seconds (queued for 9 minutes and 6 seconds)
Status Job ID Name Coverage
  Build
passed #141553
build_patched

00:00:25

 
  Regression
passed #141554
regression_patched

00:00:59

 
  Tests
passed #141556
check_as_cran_patched

00:02:07

passed #141555
check_not_cran_patched

00:08:38