Merge branch 'bug32240_041' into bug32240_042

Merge:
* CHUTNEY_TOR_SANDBOX=0 from bug32240_041
* RUST_VERSION from maint-0.4.2

diff --cc .travis.yml
index 80c8611a419070bcf75e2944f3cd2d9d82680526,8d68629ea6b1a78015ce94ca35ad087a7ee50243..aee59ed26852176b1fabe37f45e10fed15b3c099
--- 1/.travis.yml
--- 2/.travis.yml
+++ b/.travis.yml
@@@ -29,8 -29,9 +29,11 @@@ env
      - HARDENING_OPTIONS="--enable-expensive-hardening"
      ## We turn off asciidoc by default, because it's slow
      - ASCIIDOC_OPTIONS="--disable-asciidoc"
 +    ## Our default rust version is the minimum supported version
 +    - RUST_VERSION="1.31.0"
+     ## Turn off tor's sandbox in chutney, until we fix sandbox errors that are
+     ## triggered by Ubuntu Xenial and Bionic. See #32722.
+     - CHUTNEY_TOR_SANDBOX="0"
    matrix:
      ## This matrix entry is required, but it doesn't actually create any jobs
      -