/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -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 0.1.25-d623d84
[2020-07-20 16:27:11,510 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-07-20 16:27:11,512 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
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[2020-07-20 16:27:11,531 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
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[2020-07-20 16:27:11,558 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 16:27:11,559 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 16:27:11,561 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 16:27:11,563 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 16:27:11,564 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 16:27:11,565 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 16:27:11,566 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
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[2020-07-20 16:27:11,577 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-07-20 16:27:11,579 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
[2020-07-20 16:27:11,593 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-07-20 16:27:11,593 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 16:27:11,595 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 16:27:11,595 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-07-20 16:27:11,595 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-07-20 16:27:11,595 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 16:27:11,595 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-07-20 16:27:11,596 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-07-20 16:27:11,596 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-07-20 16:27:11,596 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-07-20 16:27:11,596 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 16:27:11,596 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 16:27:11,597 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 16:27:11,597 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-07-20 16:27:11,597 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-07-20 16:27:11,597 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-07-20 16:27:11,597 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-07-20 16:27:11,598 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 16:27:11,598 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-07-20 16:27:11,598 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-07-20 16:27:11,598 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-07-20 16:27:11,598 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 16:27:11,599 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 16:27:11,599 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 16:27:11,599 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 16:27:11,599 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-07-20 16:27:11,599 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 16:27:11,600 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 16:27:11,600 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-07-20 16:27:11,600 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4
[2020-07-20 16:27:11,902 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 16:27:11,922 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 16:27:11,927 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 16:27:11,928 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-07-20 16:27:11,929 INFO  L275        PluginConnector]: CDTParser initialized
[2020-07-20 16:27:11,929 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/copysign.i
[2020-07-20 16:27:12,005 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1206ee10/4388f56b72c140c983ebd0cf74cf8f24/FLAG0690ea494
[2020-07-20 16:27:12,591 INFO  L306              CDTParser]: Found 1 translation units.
[2020-07-20 16:27:12,591 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/copysign.i
[2020-07-20 16:27:12,604 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1206ee10/4388f56b72c140c983ebd0cf74cf8f24/FLAG0690ea494
[2020-07-20 16:27:12,852 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1206ee10/4388f56b72c140c983ebd0cf74cf8f24
[2020-07-20 16:27:12,860 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 16:27:12,862 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 16:27:12,863 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 16:27:12,863 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 16:27:12,866 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 16:27:12,867 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:27:12" (1/1) ...
[2020-07-20 16:27:12,871 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f61c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:27:12, skipping insertion in model container
[2020-07-20 16:27:12,871 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:27:12" (1/1) ...
[2020-07-20 16:27:12,880 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-07-20 16:27:12,939 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-07-20 16:27:13,613 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.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1660)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385)
	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:697)
	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:1392)
	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:1336)
	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:1029)
	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:1407)
	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:3469)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571)
	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:125)
	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$Toolchain.processToolchain(ToolchainManager.java:317)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2020-07-20 16:27:13,621 INFO  L168              Benchmark]: Toolchain (without parser) took 757.98 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 99.9 MB in the beginning and 180.5 MB in the end (delta: -80.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB.
[2020-07-20 16:27:13,622 INFO  L168              Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 145.2 MB. Free memory is still 119.8 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2020-07-20 16:27:13,623 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 754.64 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 99.4 MB in the beginning and 180.5 MB in the end (delta: -81.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB.
[2020-07-20 16:27:13,627 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.53 ms. Allocated memory is still 145.2 MB. Free memory is still 119.8 MB. There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 754.64 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 99.4 MB in the beginning and 180.5 MB in the end (delta: -81.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 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...