I just ran “ant precommit” on the tip of branch_7x, and I’m not seeing an OOM.  
My $ANT_OPTS is empty.

$ java -version
openjdk version "1.8.0_171"
OpenJDK Runtime Environment (build 1.8.0_171-8u171-b11-1~bpo8+1-b11)
OpenJDK 64-Bit Server VM (build 25.171-b11, mixed mode)

$ ant -version
Apache Ant(TM) version 1.9.4 compiled on October 7 2014

--
Steve
www.lucidworks.com

> On Jun 29, 2018, at 11:29 AM, Alan Woodward <[email protected]> wrote:
> 
> I’ve started to get this failure whenever I try and run precommit:
> 
> validate-source-patterns:
> 
> BUILD FAILED
> /Users/romseygeek/projects/lucene-solr-7.x/build.xml:128: 
> java.lang.OutOfMemoryError: Java heap space
>       at java.util.Arrays.copyOf(Arrays.java:3332)
>       at 
> java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:124)
>       at 
> java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:596)
>       at java.lang.StringBuilder.append(StringBuilder.java:190)
>       at 
> org.codehaus.groovy.runtime.IOGroovyMethods.getText(IOGroovyMethods.java:894)
>       at 
> org.codehaus.groovy.runtime.ResourceGroovyMethods.getText(ResourceGroovyMethods.java:608)
>       at org.codehaus.groovy.runtime.dgm$965.invoke(Unknown Source)
>       at 
> org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite$PojoMetaMethodSiteNoUnwrapNoCoerce.invoke(PojoMetaMethodSite.java:274)
>       at 
> org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite.call(PojoMetaMethodSite.java:56)
>       at 
> org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:128)
>       at 
> check-source-patterns$_run_closure7.doCall(check-source-patterns.groovy:154)
>       at sun.reflect.GeneratedMethodAccessor64.invoke(Unknown Source)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:498)
>       at 
> org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98)
>       at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
>       at 
> org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:264)
>       at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1034)
>       at groovy.lang.Closure.call(Closure.java:418)
>       at groovy.lang.Closure.call(Closure.java:434)
>       at 
> org.codehaus.groovy.runtime.DefaultGroovyMethods.each(DefaultGroovyMethods.java:2125)
>       at 
> org.codehaus.groovy.runtime.DefaultGroovyMethods.each(DefaultGroovyMethods.java:1980)
>       at org.codehaus.groovy.runtime.dgm$160.invoke(Unknown Source)
>       at 
> org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite$PojoMetaMethodSiteNoUnwrapNoCoerce.invoke(PojoMetaMethodSite.java:274)
>       at 
> org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite.call(PojoMetaMethodSite.java:56)
>       at 
> org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
>       at 
> org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:116)
>       at 
> org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:128)
>       at check-source-patterns.run(check-source-patterns.groovy:132)
>       at org.codehaus.groovy.ant.Groovy.parseAndRunScript(Groovy.java:500)
>       at org.codehaus.groovy.ant.Groovy.execGroovy(Groovy.java:447)
>       at org.codehaus.groovy.ant.Groovy.execute(Groovy.java:305)
> 
> No changes to ant or groovy as far as I can tell, and no changes to any of 
> the JVM settings either.  Is this affecting anyone else?
> 
> AW
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