Merge pull request #457 from SpiNNakerManchester/ip_address_error_mes…

…sage

better log and testing the tester

Jenkinsfile

@@ -209,5 +209,5 @@ pipeline {
 
 def run_pytest(String tests, int timeout, String results, String threads) {
     sh 'echo "<testsuite tests="0"></testsuite>" > junit/' + results + '.xml'
-    sh 'py.test ' + tests + ' -rs -n ' + threads + ' --forked --show-progress --cov-config=.coveragerc --cov-branch --cov spynnaker8 --cov spynnaker --cov spinn_front_end_common --cov pacman --cov data_specification --cov spinnman --cov spinn_machine --cov spinn_storage_handlers --cov spalloc --cov spinn_utilities --junitxml junit/' + results + '.xml --cov-report xml:coverage.xml --cov-append --timeout ' + timeout
+    sh 'py.test ' + tests + ' -rs -n ' + threads + ' --forked --show-progress --cov-config=.coveragerc --cov-branch --cov spynnaker8 --cov spynnaker --cov spinn_front_end_common --cov pacman --cov data_specification --cov spinnman --cov spinn_machine --cov spinn_storage_handlers --cov spalloc --cov spinn_utilities --junitxml junit/' + results + '.xml --cov-report xml:coverage.xml --cov-append --timeout ' + timeout + ' --log-level=INFO '
 }