autopkgtest fails in focal on ppc64el

https://autopkgtest.ubuntu.com/packages/g/gnome-photos/focal/ppc64el

https://objectstorage.prodstack4-5.canonical.com/v1/AUTH_77e2ada1e7a84929a74ba3b87153c0ac/autopkgtest-focal/focal/ppc64el/g/gnome-photos/20210105_151915_a4c10@/log.gz

...
[205/208] Linking target tests/unit/photos-test-gegl.
[206/208] Linking target tests/unit/photos-test-pipeline.
[207/208] Linking target src/gnome-photos.
[207/208] Running all tests.
1/2 photos-test-gegl FAIL 0.52 s (killed by signal 5 SIGTRAP)
2/2 photos-test-pipeline FAIL 0.47 s (killed by signal 5 SIGTRAP)

Ok: 0
Expected Fail: 0
Fail: 2
Unexpected Pass: 0
Skipped: 0
Timeout: 0
...