2015-02-06T16:51:55.542-0500 E QUERY    Error: 10 threads threw

        Error: [0] != [1] are not equal : undefined
            at quietlyDoAssert (jstests/concurrency/fsm_libs/assert.js:53:15)
            at Function.assert.eq (src/mongo/shell/assert.js:38:5)
            at wrapAssertFn (jstests/concurrency/fsm_libs/assert.js:60:16)
            at Function.assertWithLevel.(anonymous function) [as eq] (jstests/concurrency/fsm_libs/assert.js:99:13)
            at Object.upsert (jstests/concurrency/fsm_workloads/upsert_where.js:24:27)
            at Object.runFSM [as run] (jstests/concurrency/fsm_libs/fsm.js:19:16)
            at <anonymous>:8:13
            at Object.main (jstests/concurrency/fsm_libs/worker_thread.js:79:17)
            at ____MongoToV8_newFunction_temp (<anonymous>:5:25)
            at ____MongoToV8_newFunction_temp (<anonymous>:3:24)

    at throwError (jstests/concurrency/fsm_libs/runner.js:261:23)
    at jstests/concurrency/fsm_libs/runner.js:389:17
    at Array.forEach (native)
    at runWorkloads (jstests/concurrency/fsm_libs/runner.js:344:22)
    at serial (jstests/concurrency/fsm_libs/runner.js:405:13)
    at /Users/charlie/github/mongo/jstests/concurrency/fsm_all_sharded.js:73:1 at jstests/concurrency/fsm_libs/runner.js:273
failed to load: /Users/charlie/github/mongo/jstests/concurrency/fsm_all_sharded.js