Merge branch 'bug32240_041' into bug32240_042

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

.travis.yml

@@ -31,6 +31,9 @@ env:
     - 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
     -
@@ -51,10 +54,6 @@ matrix:
     ## Chutney is a fast job, clang is slower on Linux, so we do Chutney clang
     - env: CHUTNEY="yes" CHUTNEY_ALLOW_FAILURES="2" SKIP_MAKE_CHECK="yes"
       compiler: clang
-      ## (Linux only) Use an older Linux image (Ubuntu Trusty)
-      ## The Xenial and Bionic images cause permissions issues for chutney,
-      ## this is a workaround, until we fix #32240.
-      dist: trusty
     ## We check asciidoc with distcheck, to make sure we remove doc products
     ## We use Linux clang, because there are no other Linux clang jobs
     - env: DISTCHECK="yes" ASCIIDOC_OPTIONS="" SKIP_MAKE_CHECK="yes"

changes/ticket32240

@@ -0,0 +1,4 @@
+  o Testing:
+    - Turn off Tor's Sandbox in Chutney jobs, and run those jobs on Ubuntu
+      Bionic. Turning off the Sandbox is a work-around, until we fix the
+      sandbox errors in 32722. Closes ticket 32240.