Merge ~rbalint/autopkgtest-cloud:retry-lp1903840 into autopkgtest-cloud:master

[Balint Reczey]

Continuation from https://code.launchpad.net/~rbalint/autopkgtest-cloud/+git/autopkgtest-cloud/+merge/393518/comments/1036499

[Iain Lane (laney)]

Thanks.

I would really like it if we knew why this happened...

review: Approve

diff --git a/worker/worker b/worker/worker
index 59a98a5..399425a 100755
--- a/worker/worker
+++ b/worker/worker
@@ -60,6 +60,7 @@ FAIL_STRINGS = ['Kernel panic - not syncing:',
 TEMPORARY_TEST_FAIL_STRINGS = ['Could not connect to ftpmaster.internal:80',
                                'Cannot initiate the connection to ppa.launchpad.net:80',
                                'E: Failed to fetch http://ftpmaster.internal/'
+                               '" failed with stderr "error: Get https://0.0.0.0/1.0/operations/',
                                'Temporary failure resolving',
                                'Temporary failure in name resolution',
                                'Unable to connect to ftpmaster.internal:http:',