[Soot-list] can't get npcolorer to work on eclipse

Venkatesh Vinayakarao venkateshv at iiitd.ac.in
Sat Jun 28 11:05:58 EDT 2014


Figured out that, with eclipse, the menu item "Process source file" gives
the below mentioned error while "Process corresponding classfile" works. Is
the first menu item (process source file) supposed to work? Any thoughts on
what I could be doing wrong?


On Sat, Jun 21, 2014 at 1:12 PM, Venkatesh Vinayakarao <
venkateshv at iiitd.ac.in> wrote:

>
> *What works?*
>
> Am able to use jap.npcolorer through command-line. The xml attributes are
> generated properly. I use the following command:
>
> java -cp
> sootclasses-2.5.0.jar;jasminclasses-2.5.0.jar;polyglotclasses-1.3.5.jar
>  soot.Main -cp C:\Progra~1\Java\jre7\lib\rt.jar;./input; -output-dir
> C:\tools\soot\output  -process-dir C:\tools\soot\input  -xml-attributes -f
> J -p jap.npcolorer on NullPointer
>
> *What does not work?*
>
> Am trying to reproduce the same through eclipse (soot 2.5.2 is installed).
> Steps: Right click on source file -> soot -> process source file -> run
> soot. In the dialog, I selected output format as Jimple and phase
> options/jap/null pointer colourer/enabled.
>
> Note that I have already added the jars to buildpath.
>
> When I run soot, I get NullPointerException with the following stacktrace:
> Starting from Soot's class library:
> soot.Main --d C:\Users\Venkatesh\research-projects\matrix\sootOutput
> --src-prec java --f J --p jap.npcolorer enabled:true --cp
> /C:/tools/soot/sootclasses-2.5.0.jar;/C:/tools/soot/jasminclasses-2.5.0.jar;/C:/Program%20Files/Java/jre7/lib/ext/sunec.jar;/C:/Program%20Files/Java/jre7/lib/charsets.jar;/C:/Program%20Files/Java/jre7/lib/ext/access-bridge-64.jar;/C:/Program%20Files/Java/jre7/lib/rt.jar;/C:/Program%20Files/Java/jre7/lib/ext/jaccess.jar;/C:/Program%20Files/Java/jre7/lib/ext/zipfs.jar;/C:/tools/soot/polyglotclasses-1.3.5.jar;/C:/matrix/src;/C:/Program%20Files/Java/jre7/lib/ext/dnsns.jar;/C:/Program%20Files/Java/jre7/lib/ext/sunmscapi.jar;/C:/Users/Venkatesh/research-projects/matrix/bin/;/C:/Program%20Files/Java/jre7/lib/jsse.jar;/C:/Program%20Files/Java/jre7/lib/ext/sunjce_provider.jar;/C:/Program%20Files/Java/jre7/lib/resources.jar;/C:/Program%20Files/Java/jre7/lib/ext/localedata.jar;/C:/Program%20Files/Java/jre7/lib/jce.jar;/C:/Program%20Files/Java/jre7/lib/jfr.jar;;C:\Users\Venkatesh\research-projects\matrix\src;C:\Program
> Files\Java\jre7\lib\resources.jar;C:\Program
> Files\Java\jre7\lib\rt.jar;C:\Program
> Files\Java\jre7\lib\jsse.jar;C:\Program
> Files\Java\jre7\lib\jce.jar;C:\Program
> Files\Java\jre7\lib\charsets.jar;C:\Program
> Files\Java\jre7\lib\jfr.jar;C:\Program
> Files\Java\jre7\lib\ext\access-bridge-64.jar;C:\Program
> Files\Java\jre7\lib\ext\dnsns.jar;C:\Program
> Files\Java\jre7\lib\ext\jaccess.jar;C:\Program
> Files\Java\jre7\lib\ext\localedata.jar;C:\Program
> Files\Java\jre7\lib\ext\sunec.jar;C:\Program
> Files\Java\jre7\lib\ext\sunjce_provider.jar;C:\Program
> Files\Java\jre7\lib\ext\sunmscapi.jar;C:\Program
> Files\Java\jre7\lib\ext\zipfs.jar;C:\tools\soot\jasminclasses-2.5.0.jar;C:\tools\soot\polyglotclasses-1.3.5.jar;C:\tools\soot\sootclasses-2.5.0.jar
> --xml-attributes math.NullPointer
> Soot started on Sat Jun 21 13:05:04 IST 2014
> java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>  at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.lang.reflect.Method.invoke(Method.java:483)
> at ca.mcgill.sable.soot.launching.SootThread.run(SootThread.java:138)
> Caused by: java.lang.Error: Error loading java.lang.CharSequence
> at soot.JastAddJ.PathPart.getCompilationUnit(PathPart.java:130)
>  at soot.JastAddJ.Program.getCompilationUnit(Program.java:930)
> at soot.JastAddJ.Program.lookupType_compute(Program.java:1466)
>  at soot.JastAddJ.Program.lookupType(Program.java:1447)
>
> ...
> ...
> ...
> at soot.Main.run(Main.java:167)
> at soot.Main.main(Main.java:141)
>  ... 5 more
> Caused by: java.lang.NullPointerException
> at soot.JastAddJ.BytecodeParser.parseThisClass(BytecodeParser.java:441)
>  at soot.JastAddJ.BytecodeParser.parseTypeDecl(BytecodeParser.java:425)
> at soot.JastAddJ.BytecodeParser.parse(BytecodeParser.java:333)
>  at soot.JastAddJ.BytecodeParser.read(BytecodeParser.java:29)
> at soot.JastAddJ.PathPart.getCompilationUnit(PathPart.java:117)
>  ... 62 more
>
> What am I doing wrong?
>
> To my limited knowledge, java.lang.CharSequence should be picked up from
> rt.jar and eclipse should automatically take care of that. I see rt.jar in
> the command's cp (pasted above). Not sure what else is missing.
>
> Thanks,
> Venkatesh.
>
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