com.example.idxbuild.BuildException: chain.a: Failed to delete on 3
        at com.example.idxbuild.solr.Chain.deleteByQuery(Chain.java:989)
        at com.example.idxbuild.solr.Chain.doDelete(Chain.java:776)
        at com.example.idxbuild.solr.Chain.updateIndex(Chain.java:534)
        at com.example.idxbuild.Main.updateChain(Main.java:291)
        at com.example.idxbuild.Main.access$100(Main.java:31)
        at com.example.idxbuild.Main$2.run(Main.java:183)
Caused by: com.example.idxbuild.BuildException: Query 'did:(286861384 OR 286861312 OR 286861313 OR 284220972)' failed on shard.a.3.s3live
        at com.example.idxbuild.solr.Core.getCount(Core.java:329)
        at com.example.idxbuild.solr.Core.deleteByQuery(Core.java:251)
        at com.example.idxbuild.solr.Shard.deleteByQuery(Shard.java:314)
        at com.example.idxbuild.solr.Chain$2.run(Chain.java:934)
Caused by: org.apache.solr.client.solrj.SolrServerException: java.net.SocketException: Connection reset
        at org.apache.solr.client.solrj.impl.CommonsHttpSolrServer.request(CommonsHttpSolrServer.java:480)
        at org.apache.solr.client.solrj.impl.CommonsHttpSolrServer.request(CommonsHttpSolrServer.java:246)
        at org.apache.solr.client.solrj.request.QueryRequest.process(QueryRequest.java:89)
        at org.apache.solr.client.solrj.SolrServer.query(SolrServer.java:276)
        at com.example.idxbuild.solr.Core.getCount(Core.java:325)
        ... 3 more
Caused by: java.net.SocketException: Connection reset
        at java.net.SocketInputStream.read(SocketInputStream.java:168)
        at java.io.BufferedInputStream.fill(BufferedInputStream.java:218)
        at java.io.BufferedInputStream.read(BufferedInputStream.java:237)
        at org.apache.commons.httpclient.HttpParser.readRawLine(HttpParser.java:78)
        at org.apache.commons.httpclient.HttpParser.readLine(HttpParser.java:106)
        at org.apache.commons.httpclient.HttpConnection.readLine(HttpConnection.java:1116)
        at org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$HttpConnectionAdapter.readLine(MultiThreadedHttpConnectionManager.java:1413)
        at org.apache.commons.httpclient.HttpMethodBase.readStatusLine(HttpMethodBase.java:1973)
        at org.apache.commons.httpclient.HttpMethodBase.readResponse(HttpMethodBase.java:1735)
        at org.apache.commons.httpclient.HttpMethodBase.execute(HttpMethodBase.java:1098)
        at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:398)
        at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:171)
        at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397)
        at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:323)
        at org.apache.solr.client.solrj.impl.CommonsHttpSolrServer.request(CommonsHttpSolrServer.java:424)
        ... 7 more