sudo

.travis.yml

@@ -34,6 +34,7 @@ before_script:
   - sudo apt-get install -y texlive-binaries
   - sudo apt-get install -y texlive-pictures
   - sudo apt-get install -y texlive-latex-extra
+  - sudo pip install dot2tex
   # Every 30 seconds, look for the build log file. If it exists, then
   # start watching its contents and printing them to stdout as they
   # change. This has two effects:
@@ -43,7 +44,6 @@ before_script:
   - sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 90
 script:
   - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
-  - pip install dot2tex
   - julia --project --color=yes -e 'import Pkg; Pkg.build(); Pkg.test(coverage=true)'
 after_success:
   - julia --project -e 'import Pkg; Pkg.add("Coverage"); using Coverage; Coveralls.submit(Coveralls.process_folder())'