Try to workaround job timeout with -j2

GHC 8.2.1 appears to take significantly longer to compile the code and pushes us over the Travis job time limit.

Try to workaround job timeout with -j2
be2fe55e · Herbert Valerio Riedel · Mikhail Glushenkov · a12bc26a · be2fe55e
Unverified Commit be2fe55e authored 7 years ago by Herbert Valerio Riedel Committed by Mikhail Glushenkov 7 years ago
--- a/.travis.yml
+++ b/.travis.yml
@@ -120,7 +120,7 @@ install:
 # build config format changed.
 script:
 - rm -rf dist-newstyle
- - ./travis-${SCRIPT}.sh -j1
+ - ./travis-${SCRIPT}.sh -j2

 cache:
 directories: