jenkins: modern python mandate UTF8 locales

diff --git a/tools/jenkins/build.sh b/tools/jenkins/build.sh
index 1421468..3ceb6d8 100755 (executable)
--- a/tools/jenkins/build.sh
+++ b/tools/jenkins/build.sh
@@ -7,8 +7,9 @@
 
 set -e
 
-# ensure that the locales are set, so that perl keeps its nerves
-export LC_ALL=C
+# Ensure that the locales are set, so that Perl keeps its nerves.
+# Not forgeting UTF to not drive Python crazy.
+export LC_ALL=C.UTF-8
 
 echo "XXXX Cleanup previous attempts. Remaining content of /tmp:"
 rm -rf /tmp/simgrid-java*