Killing meteor shell process crashes server

[glasser]

shell1$ meteor create x; cd x; meteor
shell2$ meteor shell
shell3$ ps auxww | grep 'main.js shell'
glasser         89988   0.0  0.0  2432784    528 s092  S+    7:19PM   0:00.00 grep main.js shell
glasser         89872   0.0  0.2  3068864  32380 s097  S+    7:19PM   0:00.29 /Users/glasser/Projects/Meteor/meteor/dev_bundle/bin/node /Users/glasser/Projects/Meteor/meteor/tools/main.js shell
shell3$ kill 89872

causes the app server (in shell1) to crash:

W20150129-19:18:17.337(-8)? (STDERR) 
W20150129-19:18:17.339(-8)? (STDERR) events.js:72
W20150129-19:18:17.339(-8)? (STDERR)         throw er; // Unhandled 'error' event
W20150129-19:18:17.339(-8)? (STDERR)               ^
W20150129-19:18:17.342(-8)? (STDERR) Error: This socket has been ended by the other party
W20150129-19:18:17.342(-8)? (STDERR)     at Socket.writeAfterFIN [as write] (net.js:275:12)
W20150129-19:18:17.342(-8)? (STDERR)     at REPLServer.<anonymous> (/private/tmp/foo/.meteor/local/build/programs/server/shell.js:123:20)
W20150129-19:18:17.342(-8)? (STDERR)     at REPLServer.emit (events.js:117:20)
W20150129-19:18:17.342(-8)? (STDERR)     at Interface.<anonymous> (repl.js:184:10)
W20150129-19:18:17.342(-8)? (STDERR)     at Interface.emit (events.js:117:20)
W20150129-19:18:17.343(-8)? (STDERR)     at Interface.close (readline.js:272:8)
W20150129-19:18:17.343(-8)? (STDERR)     at Socket.onend (readline.js:95:10)
W20150129-19:18:17.343(-8)? (STDERR)     at Socket.emit (events.js:117:20)
W20150129-19:18:17.343(-8)? (STDERR)     at _stream_readable.js:943:16
W20150129-19:18:17.343(-8)? (STDERR)     at process._tickCallback (node.js:419:13)
=> Exited with code: 8

This doesn't happen if you .exit the shell cleanly.