/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/floats-esbmc-regression/fmod2_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-esbmc-regression/fmod2_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f33e4997286b8a1220e37dd20242853da524fd9 ........................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-esbmc-regression/fmod2_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f33e4997286b8a1220e37dd20242853da524fd9 ....................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 14:25:34,421 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:25:34,423 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:25:34,436 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:25:34,436 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:25:34,437 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:25:34,439 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:25:34,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:25:34,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:25:34,444 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:25:34,445 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:25:34,445 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:25:34,446 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:25:34,447 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:25:34,449 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:25:34,449 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:25:34,450 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:25:34,452 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:25:34,455 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:25:34,456 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:25:34,458 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:25:34,459 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:25:34,462 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:25:34,462 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:25:34,463 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:25:34,464 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:25:34,465 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:25:34,466 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:25:34,467 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:25:34,468 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:25:34,468 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:25:34,469 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:25:34,470 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:25:34,470 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:25:34,471 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:25:34,472 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:25:34,472 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:25:34,491 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:25:34,491 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:25:34,492 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:25:34,492 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:25:34,493 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:25:34,493 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:25:34,493 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:25:34,494 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:25:34,494 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:25:34,494 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:25:34,494 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:25:34,494 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:25:34,495 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:25:34,495 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:25:34,495 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:25:34,495 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:25:34,495 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:25:34,496 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:25:34,496 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:25:34,496 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:25:34,496 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:25:34,496 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:25:34,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:25:34,497 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:25:34,497 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:25:34,497 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:25:34,497 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:25:34,497 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:25:34,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:25:34,498 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2018-09-20 14:25:34,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:25:34,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:25:34,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:25:34,568 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:25:34,569 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:25:34,570 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-09-20 14:25:34,915 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803247afd/33bc77bfb5d04c61a0acf44267e39ba3/FLAG8c117e8bd [2018-09-20 14:25:35,218 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:25:35,219 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-09-20 14:25:35,245 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803247afd/33bc77bfb5d04c61a0acf44267e39ba3/FLAG8c117e8bd [2018-09-20 14:25:35,271 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803247afd/33bc77bfb5d04c61a0acf44267e39ba3 [2018-09-20 14:25:35,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:25:35,279 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:25:35,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:25:35,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:25:35,290 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:25:35,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:35" (1/1) ... [2018-09-20 14:25:35,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5894bc37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:35, skipping insertion in model container [2018-09-20 14:25:35,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:35" (1/1) ... [2018-09-20 14:25:35,307 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:25:35,596 FATAL L292 ToolchainWalker]: 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: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:976) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.dispatchAndConvertFunctionArgument(StandardFunctionHandler.java:1373) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:948) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1497) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1573) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3980) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2445) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.preRun(MainDispatcher.java:348) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.Dispatcher.run(Dispatcher.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.doTranslation(CACSL2BoogieTranslatorObserver.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:152) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 14:25:35,601 INFO L168 Benchmark]: Toolchain (without parser) took 323.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:25:35,609 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:25:35,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.09 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:25:35,617 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.09 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 14:25:37,889 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:25:37,891 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:25:37,909 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:25:37,909 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:25:37,911 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:25:37,912 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:25:37,914 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:25:37,916 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:25:37,917 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:25:37,918 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:25:37,918 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:25:37,919 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:25:37,920 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:25:37,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:25:37,923 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:25:37,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:25:37,926 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:25:37,928 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:25:37,930 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:25:37,931 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:25:37,933 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:25:37,935 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:25:37,936 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:25:37,936 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:25:37,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:25:37,939 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:25:37,939 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:25:37,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:25:37,942 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:25:37,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:25:37,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:25:37,943 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:25:37,943 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:25:37,945 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:25:37,946 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:25:37,946 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:25:37,966 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:25:37,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:25:37,967 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:25:37,967 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:25:37,968 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:25:37,969 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:25:37,969 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:25:37,969 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:25:37,969 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:25:37,969 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:25:37,970 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:25:37,970 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:25:37,970 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:25:37,970 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:25:37,970 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:25:37,972 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:25:37,972 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:25:37,972 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:25:37,972 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:25:37,973 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:25:37,973 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:25:37,973 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:25:37,973 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:25:37,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:25:37,974 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:25:37,974 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:25:37,974 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:25:37,974 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:25:37,975 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:25:37,975 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:25:37,975 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:25:37,975 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2018-09-20 14:25:38,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:25:38,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:25:38,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:25:38,049 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:25:38,050 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:25:38,051 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-09-20 14:25:38,432 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9909b5b/89e91186ec6941f9a76540e9582121ef/FLAG22ac85891 [2018-09-20 14:25:38,717 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:25:38,718 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-09-20 14:25:38,745 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9909b5b/89e91186ec6941f9a76540e9582121ef/FLAG22ac85891 [2018-09-20 14:25:38,772 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec9909b5b/89e91186ec6941f9a76540e9582121ef [2018-09-20 14:25:38,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:25:38,781 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:25:38,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:25:38,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:25:38,794 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:25:38,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:38" (1/1) ... [2018-09-20 14:25:38,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e501a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:38, skipping insertion in model container [2018-09-20 14:25:38,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:38" (1/1) ... [2018-09-20 14:25:38,813 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:25:39,143 WARN L223 ieTranslatorObserver]: Unsupported Syntax: Unsupported function from math.h: fmod [2018-09-20 14:25:39,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b7d9948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:39, skipping insertion in model container [2018-09-20 14:25:39,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:25:39,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-09-20 14:25:39,145 INFO L168 Benchmark]: Toolchain (without parser) took 366.68 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:25:39,148 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:25:39,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.53 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:25:39,153 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.53 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 880]: Unsupported Syntax Unsupported function from math.h: fmod RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...