test_sparse: Tue Dec 12 08:11:09 PST 2017: started on multi_v7_defconfig test_v4.15-rc3 (50c4c4e268a2d7a3e58ebb698ac74da0de40ae36)
test_sparse: Tue Dec 12 08:11:09 PST 2017: serial is 20171212080102