vscode-java: Out of memory

After installing the extension, open visual studio code, after about a minute it will crash with

[Extension Host] debugger inspector at %cFATAL ERROR: CALL_AND_RETRY_LAST Allocation failed - JavaScript heap out of memory
 1: %cnode::Abort() [/opt/visual-studio-code/libnode.so]
 2: 0x7fe84c6a7347 [/opt/visual-studio-code/libnode.so]
 3: %c0x7fe84c0fd657 [/opt/visual-studio-code/libnode.so]
 4: %c0x7fe84c0fd5d5 [/opt/visual-studio-code/libnode.so]
 5: v8::internal::Factory::NewTransitionArray(int) [/opt/visual-studio-code/libnode.so]
 6: %c0x7fe84c32e51d [/opt/visual-studio-code/libnode.so]
 7: %c0x7fe84c3bf860 [/opt/visual-studio-code/libnode.so]
 8: %c0x7fe84c3bc828 [/opt/visual-studio-code/libnode.so]
 9: %c0x7fe84c3bc67b [/opt/visual-studio-code/libnode.so]
10: %c0x7fe84c3d4499 [/opt/visual-studio-code/libnode.so]
11: %cv8::internal::LookupIterator::PrepareTransitionToDataProperty(v8::internal::Handle<v8::internal::JSObject>, v8::internal::Handle<v8::internal::Object>, v8::internal::PropertyAttributes, v8::internal::Object::StoreFromKeyed) [/opt/visual-studio-code/libnode.so]
12: %c0x7fe84c3c1f9e [/opt/visual-studio-code/libnode.so]
13: %c0x7fe84c3c5fea [/opt/visual-studio-code/libnode.so]
14: %c0x7fe84bf07b79 [/opt/visual-studio-code/libnode.so]
15: %c0x7fe84bf07953 [/opt/visual-studio-code/libnode.so]
16: %c0x7fe84bf09b37 [/opt/visual-studio-code/libnode.so]
17: %c0x7fe84bf06bb6 [/opt/visual-studio-code/libnode.so]
18: %c0x7fe84bcdc89e [/opt/visual-studio-code/libnode.so]
19: 0xaea0748415d
%c
<--- Last few GCs --->

[1050:0x228831b6000]   391463 ms: Mark-sweep 2066.7 (2255.8) -> 2066.5 (2230.8) MB, 4131.7 / 0.0 ms  (+ 0.0 ms in 0 steps since start of marking, biggest step 0.0 ms, walltime since start of marking 4132 ms) last resort 
[1050:0x228831b6000]   395510 ms: Mark-sweep 2066.5 (2230.8) -> 2066.4 (2230.8) MB, 4046.0 / 0.0 ms  last resort 


<--- JS stacktrace --->

==== JS stack trace =========================================

Security context: 0x3b2d7d62b959 <JS Object>
    0: builtin exit frame: stringify(this=0x3b2d7d610771 <a JSON with map 0x3945fd506199>,0x12090ea82311 <undefined>,0x24749db787b1 <JS Function r (SharedFunctionInfo 0x162261ec3e31)>,0x1671c807d951 <JS Array[2]>)

    1: arguments adaptor frame: 2->3
    2: callOnRemote [/opt/visual-studio-code/resources/app/out/vs/workbench/node/extensionHostProcess.js:~28] [pc=0xaea079957d3](this=0x582d2fd86...

Environment

• Operating System: Arch Linux 64bit
• JDK version: 1.8
• Visual Studio Code version: 1.17.2
• Java extension version: 0.12.0