Cannot retrieve posting for UID from list with key. readTs less than minTs

Issues Dgraph
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2

danielmai commented :

I saw this in test.sh as well.

INFO: Running test for github.com/dgraph-io/dgraph/dgraph/cmd/counter
[Decoder]: Using assembly version of decoder
--- FAIL: TestBestEffortTs (0.67s)
    increment_test.go:157: Initial value: 1
    increment_test.go:58: Last value written by increment in loop: 2
    increment_test.go:131: Last value read by best effort: 1
    increment_test.go:58: Last value written by increment in loop: 3
    increment_test.go:235: 
        	Error Trace:	increment_test.go:235
        	Error:      	Received unexpected error:
        	            	rpc error: code = Unknown desc = : cannot find value without language tag from list with key 00000b636f756e7465722e76616c0000000000000f44ce: cannot retrieve posting for UID 18446744073709551615 from list with key 00000b636f756e7465722e76616c0000000000000f44ce: readTs: 2482 less than minTs: 2483 for key: "\x00\x00\vcounter.val\x00\x00\x00\x00\x00\x00\x0fD\xce"
        	            	while doing query
        	            	github.com/dgraph-io/dgraph/dgraph/cmd/counter.queryCounter
        	            		/home/dmai/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/counter/increment.go:88
        	            	github.com/dgraph-io/dgraph/dgraph/cmd/counter.TestBestEffortTs
        	            		/home/dmai/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/counter/increment_test.go:234
        	            	testing.tRunner
        	            		/usr/local/go/src/testing/testing.go:992
        	            	runtime.goexit
        	            		/usr/local/go/src/runtime/asm_amd64.s:1373
        	Test:       	TestBestEffortTs