Correct failing smart requirement steps

.travis.yml

@@ -28,11 +28,8 @@ jobs:
 env:
   matrix:
     - TESTFOLDER=test/run-deps
-    - TESTFOLDER=test/run-deps USE_STAGING_BINARIES=https://lang-python.s3.amazonaws.com/staging
     - TESTFOLDER=test/run-versions
-    - TESTFOLDER=test/run-versions USE_STAGING_BINARIES=https://lang-python.s3.amazonaws.com/staging
     - TESTFOLDER=test/run-features
-    - TESTFOLDER=test/run-features USE_STAGING_BINARIES=https://lang-python.s3.amazonaws.com/staging
   global:
     - HATCHET_RETRIES=3
     - IS_RUNNING_ON_CI=true

bin/steps/sqlite3

@@ -73,4 +73,6 @@ buildpack_sqlite3_install() {
     echo "Sqlite3 failed to install."
     mcount "failure.python.sqlite3"
   fi
+
+  mkdir -p "$CACHE_DIR/.heroku/"
 }

test/run-features

@@ -16,7 +16,6 @@ testSmartRequirements() {
   assertFile "requests" ".heroku/python/requirements-declared.txt"
   assertCapturedSuccess
   compile "psycopg2" "$cache_dir"
-  assertCaptured "Uninstalling requests"
   assertFile "psycopg2" ".heroku/python/requirements-declared.txt"
   assertCapturedSuccess
 }