Make travis a little less verbose

.travis.yml

@@ -48,7 +48,7 @@ install:
   - pip install setuptools-rust pytest pytest-benchmark
 
 script:
-  - source ./ci/travis/test.sh
+  - ./ci/travis/test.sh
 
 deploy:
   - provider: script
@@ -63,4 +63,3 @@ deploy:
       branch: master
       repo: PyO3/pyo3
       python: 3.6
-    

ci/travis/setup.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-set -ex
+set -e
 
 # Find the installed version of a binary, if any
 _installed() {