There's a few unhandled issues with remote fetches which cause the entire stalk to bomb out it's match. Ideally, we should capture this and alert on it as if it was a true match; with proper note that it's a "match" because an error was encountered, not a true match.
```
2018-07-11 19:49:38,047 [15] DEBUG Stwalkerster.IrcClient.IrcClient.Wikimedia.NetworkClient.Inbound [(null)] - :rc-pmtpa!~rc-pmtpa@special.user PRIVMSG #en.wikipedia :14[[07Special:Log/newusers14]]4 create210 02 5* 03EAM1974 5* 10created new account User:KDavies4StateAuditor
2018-07-11 19:49:38,048 [15] INFO EyeInTheSky.Services.MediaWikiApi [(null)] - Getting groups for EAM1974 from webservice
2018-07-11 19:49:38,049 [15] DEBUG EyeInTheSky.Services.WebServiceClient [(null)] - Requesting https://en.wikipedia.org/w/api.php?action=query&list=users&usprop=groups&ususers=EAM1974&format=xml
2018-07-11 19:49:38,325 [15] ERROR EyeInTheSky.Services.ChannelConfiguration [(null)] - Error during evaluation of stalk acc-create2@##stwalkerster-creations
System.Net.WebException: The remote server returned an error: (503) Backend fetch failed.
at System.Net.HttpWebRequest+<GetResponseFromData>d__247.MoveNext () [0x00152] in <fc308f916aec4e4283e0c1d4b761760a>:0
--- End of stack trace from previous location where exception was thrown ---
at System.Net.HttpWebRequest+<RunWithTimeoutWorker>d__244`1[T].MoveNext () [0x000ba] in <fc308f916aec4e4283e0c1d4b761760a>:0
--- End of stack trace from previous location where exception was thrown ---
at System.Net.HttpWebRequest.GetResponse () [0x00013] in <fc308f916aec4e4283e0c1d4b761760a>:0
at EyeInTheSky.Services.WebServiceClient.DoApiCall (System.Collections.Specialized.NameValueCollection query) [0x000a8] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Services.MediaWikiApi.GetUserGroups (System.String user) [0x00091] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Model.RecentChange.GetUserGroups () [0x00028] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Model.StalkNodes.UserGroupStalkNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x0000d] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Model.StalkNodes.AndNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x0001d] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc) [0x0001a] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Model.ComplexStalk.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc) [0x0000a] in <8cc47d86cf7646219263717e78dfb108>:0
at EyeInTheSky.Services.ChannelConfiguration+<MatchStalks>d__1.MoveNext () [0x000da] in <8cc47d86cf7646219263717e78dfb108>:0
```
```
2019-03-24 23:56:34,896 [14] INFO Stwalkerster.Bot.MediaWikiLib.Services.MediaWikiApi [(null)] - Getting groups for Tassedethe from webservice
2019-03-24 23:56:34,898 [14] DEBUG Stwalkerster.Bot.MediaWikiLib.Services.WebServiceClient [(null)] - Requesting https://en.wikipedia.org/w/api.php?action=query&list=users&usprop=groups&ususers=Tassedethe&format=xml
2019-03-24 23:56:34,931 [14] ERROR EyeInTheSky.Services.ChannelConfiguration [(null)] - Error during evaluation of stalk blp-death@##eyeinthesky
System.Net.WebException: Error getting response stream (ReadDoneAsync2): ReceiveFailure
at System.Net.WebResponseStream.InitReadAsync (System.Threading.CancellationToken cancellationToken) [0x000f3] in <99508e34019346e68bffacfcecbd997e>:0
at System.Net.WebOperation.Run () [0x001d9] in <99508e34019346e68bffacfcecbd997e>:0
at System.Net.WebCompletionSource`1[T].WaitForCompletion () [0x00094] in <99508e34019346e68bffacfcecbd997e>:0
at System.Net.HttpWebRequest.RunWithTimeoutWorker[T] (System.Threading.Tasks.Task`1[TResult] workerTask, System.Int32 timeout, System.Action abort, System.Func`1[TResult] aborted, System.Threading.CancellationTokenSource cts) [0x000f8] in <99508e34019346e68bffacfcecbd997e>:0
at System.Net.HttpWebRequest.GetResponse () [0x00016] in <99508e34019346e68bffacfcecbd997e>:0
at Stwalkerster.Bot.MediaWikiLib.Services.WebServiceClient.DoApiCall (System.Collections.Specialized.NameValueCollection query, System.String endpoint, System.String userAgent, System.Net.CookieContainer cookieJar, System.Boolean post) [0x00108] in <0b64a129aef64e0b859212b46f3a152a>:0
at Stwalkerster.Bot.MediaWikiLib.Services.WebServiceClient.DoApiCall (System.Collections.Specialized.NameValueCollection query, System.String endpoint, System.String userAgent) [0x00009] in <0b64a129aef64e0b859212b46f3a152a>:0
at Stwalkerster.Bot.MediaWikiLib.Services.MediaWikiApi.GetUserGroups (System.String user) [0x000af] in <0b64a129aef64e0b859212b46f3a152a>:0
at EyeInTheSky.Model.RecentChange.GetUserGroups () [0x00028] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.UserGroupStalkNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x0000d] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.OrNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x0001d] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.NotNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00006] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.AndNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x0001d] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.ExternalNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00006] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc) [0x0001a] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Model.ComplexStalk.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc) [0x0000a] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
at EyeInTheSky.Services.ChannelConfiguration+<MatchStalks>d__1.MoveNext () [0x000fe] in <f0a6b4dbd60a4ba8bb6fe04431201150>:0
```
```
2019-06-27 02:50:35,865 [13] ERROR EyeInTheSky.Services.ChannelConfiguration [(null)] - Error during evaluation of stalk blp-death@##eyeinthesky
System.Net.WebException: Error: SecureChannelFailure (Unable to read data from the transport connection: Connection reset by peer.) ---> System.IO.IOException: Unable to read data from the transport connection: Connection reset by peer. ---> System.Net.Sockets.SocketException: Connection reset by peer
at System.Net.Sockets.Socket.EndReceive (System.IAsyncResult asyncResult) [0x00012] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.Net.Sockets.NetworkStream.EndRead (System.IAsyncResult asyncResult) [0x00057] in <e8eb3d7a311640f484845e45cbec8973>:0
--- End of inner exception stack trace ---
at System.Net.Sockets.NetworkStream.EndRead (System.IAsyncResult asyncResult) [0x0009b] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.IO.Stream+<>c.<BeginEndReadAsync>b__43_1 (System.IO.Stream stream, System.IAsyncResult asyncResult) [0x00000] in <6649516e5b3542319fb262b421af0adb>:0
at System.Threading.Tasks.TaskFactory`1+FromAsyncTrimPromise`1[TResult,TInstance].Complete (TInstance thisRef, System.Func`3[T1,T2,TResult] endMethod, System.IAsyncResult asyncResult, System.Boolean requiresSynchronization) [0x00000] in <6649516e5b3542319fb262b421af0adb>:0
--- End of stack trace from previous location where exception was thrown ---
at Mono.Net.Security.MobileAuthenticatedStream.InnerRead (System.Boolean sync, System.Int32 requestedSize, System.Threading.CancellationToken cancellationToken) [0x00104] in <e8eb3d7a311640f484845e45cbec8973>:0
at Mono.Net.Security.AsyncProtocolRequest.InnerRead (System.Threading.CancellationToken cancellationToken) [0x000ac] in <e8eb3d7a311640f484845e45cbec8973>:0
at Mono.Net.Security.AsyncProtocolRequest.ProcessOperation (System.Threading.CancellationToken cancellationToken) [0x00093] in <e8eb3d7a311640f484845e45cbec8973>:0
at Mono.Net.Security.AsyncProtocolRequest.StartOperation (System.Threading.CancellationToken cancellationToken) [0x0008b] in <e8eb3d7a311640f484845e45cbec8973>:0
at Mono.Net.Security.MobileAuthenticatedStream.ProcessAuthentication (System.Boolean runSynchronously, Mono.Net.Security.MonoSslAuthenticationOptions options, System.Threading.CancellationToken cancellationToken) [0x00252] in <e8eb3d7a311640f484845e45cbec8973>:0
at Mono.Net.Security.MonoTlsStream.CreateStream (System.Net.WebConnectionTunnel tunnel, System.Threading.CancellationToken cancellationToken) [0x00126] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.Net.WebConnection.CreateStream (System.Net.WebOperation operation, System.Boolean reused, System.Threading.CancellationToken cancellationToken) [0x001ba] in <e8eb3d7a311640f484845e45cbec8973>:0
--- End of inner exception stack trace ---
at System.Net.WebConnection.CreateStream (System.Net.WebOperation operation, System.Boolean reused, System.Threading.CancellationToken cancellationToken) [0x0021a] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.Net.WebConnection.InitConnection (System.Net.WebOperation operation, System.Threading.CancellationToken cancellationToken) [0x00141] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.Net.WebOperation.Run () [0x0009a] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.Net.WebCompletionSource`1[T].WaitForCompletion () [0x00094] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.Net.HttpWebRequest.RunWithTimeoutWorker[T] (System.Threading.Tasks.Task`1[TResult] workerTask, System.Int32 timeout, System.Action abort, System.Func`1[TResult] aborted, System.Threading.CancellationTokenSource cts) [0x000f8] in <e8eb3d7a311640f484845e45cbec8973>:0
at System.Net.HttpWebRequest.GetResponse () [0x00016] in <e8eb3d7a311640f484845e45cbec8973>:0
at Stwalkerster.Bot.MediaWikiLib.Services.WebServiceClient.DoApiCall (System.Collections.Specialized.NameValueCollection query, System.String endpoint, System.String userAgent, System.Net.CookieContainer cookieJar, System.Boolean post) [0x00108] in <0b64a129aef64e0b859212b46f3a152a>:0
at Stwalkerster.Bot.MediaWikiLib.Services.WebServiceClient.DoApiCall (System.Collections.Specialized.NameValueCollection query, System.String endpoint, System.String userAgent) [0x00009] in <0b64a129aef64e0b859212b46f3a152a>:0
at Stwalkerster.Bot.MediaWikiLib.Services.MediaWikiApi.PageIsInCategory (System.String page, System.String category) [0x0007a] in <0b64a129aef64e0b859212b46f3a152a>:0
at EyeInTheSky.Model.RecentChange.PageIsInCategory (System.String category) [0x00043] in <ece8623a40144a9bb69a2c46d01952ca>:0
at EyeInTheSky.Model.StalkNodes.InCategoryNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x0000d] in <ece8623a40144a9bb69a2c46d01952ca>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <ece8623a40144a9bb69a2c46d01952ca>:0
at EyeInTheSky.Model.StalkNodes.AndNode.DoMatch (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x0001d] in <ece8623a40144a9bb69a2c46d01952ca>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc, System.Boolean forceMatch) [0x00007] in <ece8623a40144a9bb69a2c46d01952ca>:0
at EyeInTheSky.Model.StalkNodes.BaseNodes.StalkNode.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc) [0x0001a] in <ece8623a40144a9bb69a2c46d01952ca>:0
at EyeInTheSky.Model.ComplexStalk.Match (EyeInTheSky.Model.Interfaces.IRecentChange rc) [0x0000a] in <ece8623a40144a9bb69a2c46d01952ca>:0
at EyeInTheSky.Services.ChannelConfiguration+<MatchStalks>d__1.MoveNext () [0x000fe] in <ece8623a40144a9bb69a2c46d01952ca>:0
```