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Running the NCRC tests on pipeline results in the following error:

DBError: sorry, too many clients already
    at wrapError (/home/simplej/node_modules/db-errors/lib/dbErrors.js:19:14)
    at handleExecuteError (/home/simplej/node_modules/objection/lib/queryBuilder/QueryBuilder.js:1489:32)
    at QueryBuilder.execute (/home/simplej/node_modules/objection/lib/queryBuilder/QueryBuilder.js:670:20)
    at runMicrotasks (<anonymous>)
    at processTicksAndRejections (internal/process/task_queues.js:93:5)
    at async seed (/home/simplej/scripts/clearAndSeed.js:51:21) {
  nativeError: error: sorry, too many clients already
      at Function.value (/home/simplej/node_modules/knex/lib/util/make-knex.js:90:29)
      at buildKnexQuery (/home/simplej/node_modules/objection/lib/queryBuilder/QueryBuilder.js:1587:63)
      at doExecute (/home/simplej/node_modules/objection/lib/queryBuilder/QueryBuilder.js:1465:31)
      at QueryBuilder.execute (/home/simplej/node_modules/objection/lib/queryBuilder/QueryBuilder.js:667:28)
      at runMicrotasks (<anonymous>)
      at processTicksAndRejections (internal/process/task_queues.js:93:5)
      at async seed (/home/simplej/scripts/clearAndSeed.js:51:21) {
    length: 85,
    severity: 'FATAL',
    code: '53300',
    detail: undefined,
    hint: undefined,
    position: undefined,
    internalPosition: undefined,
    internalQuery: undefined,
    where: undefined,
    schema: undefined,
    table: undefined,
    column: undefined,
    dataType: undefined,
    constraint: undefined,
    file: 'proc.c',
    line: '362',
    routine: 'InitProcess',
    originalStack: 'error: sorry, too many clients already\n' +
      '    at Parser.parseErrorMessage (/home/simplej/node_modules/pg-protocol/dist/parser.js:278:15)\n' +
      '    at Parser.handlePacket (/home/simplej/node_modules/pg-protocol/dist/parser.js:126:29)\n' +
      '    at Parser.parse (/home/simplej/node_modules/pg-protocol/dist/parser.js:39:38)\n' +
      '    at Socket.<anonymous> (/home/simplej/node_modules/pg-protocol/dist/index.js:10:42)\n' +
      '    at Socket.emit (events.js:315:20)\n' +
      '    at addChunk (internal/streams/readable.js:309:12)\n' +
      '    at readableAddChunk (internal/streams/readable.js:284:9)\n' +
      '    at Socket.Readable.push (internal/streams/readable.js:223:10)\n' +
      '    at TCP.onStreamRead (internal/stream_base_commons.js:188:23)'
  },
  client: 'postgres'
}