Another repeating sequence of sharding_passthrough.js failures. This time it's drop2.js, not drop.js. Seems to time out?

Related to SERVER-10850 which I also just filed, or different?

Mon Sep 23

• http://buildbot.10gen.cc/builders/Nightly%20Solaris-SmartOS%2064-bit/builds/536
• http://buildlogs.mongodb.org/Nightly%20Solaris-SmartOS%2064-bit/builds/536/test/recent%20failures/sharding_passthrough.js

  2013-09-23T08:20:33.509+0000 assert.soon failed: function () { countOp = op( false ); return countOp; }, msg:undefined at src/mongo/shell/assert.js:7
  2013-09-23T08:20:33.509+0000 Error: error loading js file: jstests/drop2.js at /data/buildslaves/SolarisSmartOS_64bit_Nightly/mongo/jstests/slowNightly/sharding_passthrough.js:144
  

Sun Sep 22

• http://buildbot.10gen.cc/builders/Nightly%20Solaris-SmartOS%2064-bit/builds/535
• http://buildlogs.mongodb.org/Nightly%20Solaris-SmartOS%2064-bit/builds/535/test/recent%20failures/sharding_passthrough.js

  2013-09-22T10:14:40.055+0000 assert.soon failed: function () { countOp = op( false ); return countOp; }, msg:undefined at src/mongo/shell/assert.js:7
  2013-09-22T10:14:40.055+0000 Error: error loading js file: jstests/drop2.js at /data/buildslaves/SolarisSmartOS_64bit_Nightly/mongo/jstests/slowNightly/sharding_passthrough.js:144
  

Sat Sep 21

• http://buildbot.10gen.cc/builders/Nightly%20Solaris-SmartOS%2064-bit/builds/534
• http://buildlogs.mongodb.org/Nightly%20Solaris-SmartOS%2064-bit/builds/534/test/recent%20failures/sharding_passthrough.js

  2013-09-21T10:26:47.513+0000 assert.soon failed: function () { countOp = op( false ); return countOp; }, msg:undefined at src/mongo/shell/assert.js:7
  2013-09-21T10:26:47.513+0000 Error: error loading js file: jstests/drop2.js at /data/buildslaves/SolarisSmartOS_64bit_Nightly/mongo/jstests/slowNightly/sharding_passthrough.js:144
  

Fri Sep 20

• http://buildbot.10gen.cc/builders/Nightly%20Solaris-SmartOS%2064-bit/builds/533
• http://buildlogs.mongodb.org/Nightly%20Solaris-SmartOS%2064-bit/builds/533/test/slow%20nightly/sharding_passthrough.js

  2013-09-20T14:13:07.627+0000 assert.soon failed: function () { countOp = op( false ); return countOp; }, msg:undefined at src/mongo/shell/assert.js:7
  2013-09-20T14:13:07.627+0000 Error: error loading js file: jstests/drop2.js at /data/buildslaves/SolarisSmartOS_64bit_Nightly/mongo/jstests/slowNightly/sharding_passthrough.js:144