/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/copysign.i


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This is Ultimate 0.2.0-7d8eed3
[2020-11-06 21:56:42,697 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2020-11-06 21:56:42,858 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-11-06 21:56:42,908 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-11-06 21:56:42,908 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-11-06 21:56:42,910 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-11-06 21:56:42,910 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-11-06 21:56:42,910 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-11-06 21:56:42,911 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-11-06 21:56:42,911 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-11-06 21:56:42,911 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-11-06 21:56:42,911 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-11-06 21:56:42,912 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-11-06 21:56:42,912 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-11-06 21:56:42,912 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-11-06 21:56:42,912 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-11-06 21:56:42,912 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-11-06 21:56:42,913 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-11-06 21:56:42,913 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-11-06 21:56:42,913 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-11-06 21:56:42,913 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-11-06 21:56:42,913 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-11-06 21:56:42,914 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-11-06 21:56:42,914 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-11-06 21:56:42,914 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-11-06 21:56:42,914 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-11-06 21:56:42,915 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-11-06 21:56:42,915 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-11-06 21:56:42,915 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-11-06 21:56:42,915 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-11-06 21:56:42,915 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-11-06 21:56:42,915 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-11-06 21:56:42,916 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2020-11-06 21:56:43,308 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-11-06 21:56:43,343 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-11-06 21:56:43,347 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-11-06 21:56:43,348 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-11-06 21:56:43,349 INFO  L275        PluginConnector]: CDTParser initialized
[2020-11-06 21:56:43,350 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/copysign.i
[2020-11-06 21:56:43,439 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e55dd36/2e86025fad32450b98524b2f579887a7/FLAG76b5d558a
[2020-11-06 21:56:44,255 INFO  L306              CDTParser]: Found 1 translation units.
[2020-11-06 21:56:44,256 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/copysign.i
[2020-11-06 21:56:44,269 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e55dd36/2e86025fad32450b98524b2f579887a7/FLAG76b5d558a
[2020-11-06 21:56:44,448 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e55dd36/2e86025fad32450b98524b2f579887a7
[2020-11-06 21:56:44,452 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-11-06 21:56:44,459 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-11-06 21:56:44,460 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-11-06 21:56:44,461 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-11-06 21:56:44,467 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-11-06 21:56:44,468 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:44" (1/1) ...
[2020-11-06 21:56:44,473 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66df62a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:44, skipping insertion in model container
[2020-11-06 21:56:44,474 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:44" (1/1) ...
[2020-11-06 21:56:44,483 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-11-06 21:56:44,548 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-11-06 21:56:45,175 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception:
java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1698)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1352)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.<init>(MainTranslator.java:93)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2020-11-06 21:56:45,183 INFO  L168              Benchmark]: Toolchain (without parser) took 728.29 ms. Allocated memory is still 166.7 MB. Free memory was 139.0 MB in the beginning and 127.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB.
[2020-11-06 21:56:45,185 INFO  L168              Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 166.7 MB. Free memory is still 138.9 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2020-11-06 21:56:45,187 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 720.19 ms. Allocated memory is still 166.7 MB. Free memory was 138.3 MB in the beginning and 127.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
[2020-11-06 21:56:45,191 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.18 ms. Allocated memory is still 166.7 MB. Free memory is still 138.9 MB. There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 720.19 ms. Allocated memory is still 166.7 MB. Free memory was 138.3 MB in the beginning and 127.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign
    de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...