I noticed the following task had been resolved:
https://secure.phabricator.com/T8805
But it looks the change for the above task only addressed the "duration" type. What about the following error (it happens when doing arc diff) which is very similar?
EXCEPTION: (ConduitClientException) ERR-CONDUIT-CORE: Parameter 'line' has invalid type. Expected type 'optional int', got type 'string'. at [<phutil>/src/conduit/ConduitFuture.php:58]
affogatolinter(), arcanist(head=master, ref.master=999eb9376568), owners(), phutil(head=master, ref.master=aa6cd8f7e5e5)
#0 <#2> ConduitFuture::didReceiveResult(array) called at [<phutil>/src/future/FutureProxy.php:58]
#1 <#2> FutureProxy::getResult() called at [<phutil>/src/future/FutureProxy.php:35]
#2 <#2> FutureProxy::resolve() called at [<arcanist>/src/workflow/ArcanistDiffWorkflow.php:2786]
#3 phlog(ConduitClientException) called at [<arcanist>/src/workflow/ArcanistDiffWorkflow.php:2792]
#4 ArcanistDiffWorkflow::updateAutotargets(string, integer) called at [<arcanist>/src/workflow/ArcanistDiffWorkflow.php:530]
#5 ArcanistDiffWorkflow::run() called at [<arcanist>/scripts/arcanist.php:382]