Recent failure results

OK: 0, NG: 2, 2020-10-15 04:12:57 +0900 ~ 2020-10-18 04:12:57 +0900

trunk-random1@phosphorus-docker	2020-10-17 21:48:57 +0900	NG (09dd9d8e5d)		[LOG]
trunk-test@ruby-sky1	2020-10-15 19:16:31 +0900	NG (b68c22b3c6)		[LOG]