Failed test were found and 'fail-on-error' option is set to true

StackExchange.Redis.RedisTimeoutException : Timeout performing PING (400ms), next: PING, inst: 14, qu: 0, qs: 1, aw: False, bw: Inactive, rs: ReadAsync, ws: Idle, in: 0, in-pipe: 0, out-pipe: 0, last-in: 249, cur-in: 0, sync-ops: 1, async-ops: 0, serverEndpoint: 127.0.0.1:6379, conn-sec: 0.43, aoc: 0, mc: 1/1/0, mgr: 10 of 10 available, clientName: fv-az844-693(SE.Redis-v2.8.26.65028), IOCP: (Busy=0,Free=1000,Min=1,Max=1000), WORKER: (Busy=6,Free=32761,Min=4,Max=32767), POOL: (Threads=7,QueuedItems=12,CompletedItems=1167,Timers=64), v: 2.8.26.65028 (Please take a look at this article for some common client-side issues that can cause timeouts: https://stackexchange.github.io/StackExchange.Redis/Timeouts)

Assert.Equal() Failure: Values differ Expected: 1 Actual: 2

System.AggregateException : One or more errors occurred. (Assert.Single() Failure: The collection contained 2 items Collection: ["ghi", "def"]) (There were 1 private and 0 ambient exceptions; expected 0.) ---- Assert.Single() Failure: The collection contained 2 items Collection: ["ghi", "def"] ---- StackExchange.Redis.Tests.SkipTestException : There were 1 private and 0 ambient exceptions; expected 0.