added try catch wrappers around other parts. if they fail, don't build

the deliverable

Jenkinsfile

@@ -1,4 +1,4 @@
-def buildArtifact = false
+def buildArtifact = true
 
 pipeline {
   agent { label 'ruby && freebsd' }
@@ -43,17 +43,41 @@ pipeline {
     stage('Code Linting') {
       steps {
         catchError(buildResult: 'UNSTABLE', stageResult: 'FAILURE') {
+          script {
+            try {
               sh 'bundle exec rubocop --format html --out rubocop.html'
+            } catch (e) {
+              script {
+                buildArtifact = false
+              }
+            }
+          }
         }
       }
     }
     stage('Run tests') {
       steps {
         catchError(buildResult: 'UNSTABLE', stageResult: 'FAILURE') {
+          script {
+            try {
 	      sh 'bundle exec cucumber features --format html --out cucumber.html'
+            } catch (e) {
+              script {
+                buildArtifact = false
+              }
+            }
+          }
         }
         catchError(buildResult: 'UNSTABLE', stageResult: 'FAILURE') {
+          script {
+            try {
               sh 'bundle exec rspec spec --format html --out spec.html'
+            } catch (e) {
+              script {
+                buildArtifact = false
+              }
+            }
+          }
         }
       }
     }