/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/floats-cbmc-regression/float-to-double1_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-cbmc-regression/float-to-double1_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 c136c8e0a6da9b319fcfd35b2efbb1a6d62dd3a5 ............................................................................................................................................................... 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-cbmc-regression/float-to-double1_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 c136c8e0a6da9b319fcfd35b2efbb1a6d62dd3a5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 13:46:09,981 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:46:09,983 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:46:09,997 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:46:09,997 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:46:09,998 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:46:10,001 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:46:10,006 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:46:10,009 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:46:10,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:46:10,014 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:46:10,014 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:46:10,015 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:46:10,016 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:46:10,017 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:46:10,018 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:46:10,019 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:46:10,021 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:46:10,023 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:46:10,024 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:46:10,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:46:10,027 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:46:10,029 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:46:10,030 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:46:10,030 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:46:10,031 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:46:10,032 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:46:10,033 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:46:10,034 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:46:10,035 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:46:10,035 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:46:10,036 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:46:10,036 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:46:10,037 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:46:10,038 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:46:10,038 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:46:10,039 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 13:46:10,055 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:46:10,055 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:46:10,056 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:46:10,057 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:46:10,057 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:46:10,057 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:46:10,058 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:46:10,058 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:46:10,058 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:46:10,058 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 13:46:10,059 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:46:10,059 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:46:10,059 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:46:10,059 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:46:10,059 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:46:10,060 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:46:10,060 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:46:10,060 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:46:10,060 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:46:10,060 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:46:10,060 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:46:10,061 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:46:10,061 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:46:10,061 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:46:10,063 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:46:10,064 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:46:10,064 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 13:46:10,064 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:46:10,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 13:46:10,065 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 -> c136c8e0a6da9b319fcfd35b2efbb1a6d62dd3a5 [2018-09-20 13:46:10,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:46:10,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:46:10,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:46:10,148 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:46:10,149 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:46:10,150 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-to-double1_true-unreach-call.i [2018-09-20 13:46:10,511 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc859de33/9be27d2f4f48407198064d106a1b21be/FLAGcfe881ee6 [2018-09-20 13:46:10,860 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:46:10,862 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-to-double1_true-unreach-call.i [2018-09-20 13:46:10,882 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc859de33/9be27d2f4f48407198064d106a1b21be/FLAGcfe881ee6 [2018-09-20 13:46:10,906 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc859de33/9be27d2f4f48407198064d106a1b21be [2018-09-20 13:46:10,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:46:10,917 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:46:10,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:10,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:46:10,931 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:46:10,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:10" (1/1) ... [2018-09-20 13:46:10,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3fcae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:10, skipping insertion in model container [2018-09-20 13:46:10,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:10" (1/1) ... [2018-09-20 13:46:10,950 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:46:11,242 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:1236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:325) 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.CHandler.visit(CHandler.java:723) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) 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.CHandler.visit(CHandler.java:724) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) 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.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.CHandler.visit(CHandler.java:1716) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:278) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 13:46:11,247 INFO L168 Benchmark]: Toolchain (without parser) took 334.34 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:11,249 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:46:11,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:11,253 INFO L336 ainManager$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 327.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 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 13:46:13,484 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:46:13,486 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:46:13,500 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:46:13,500 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:46:13,501 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:46:13,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:46:13,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:46:13,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:46:13,508 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:46:13,508 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:46:13,509 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:46:13,510 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:46:13,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:46:13,513 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:46:13,513 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:46:13,514 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:46:13,517 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:46:13,519 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:46:13,521 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:46:13,522 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:46:13,523 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:46:13,526 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:46:13,526 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:46:13,527 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:46:13,528 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:46:13,529 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:46:13,530 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:46:13,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:46:13,532 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:46:13,533 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:46:13,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:46:13,534 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:46:13,534 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:46:13,535 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:46:13,536 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:46:13,537 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 13:46:13,554 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:46:13,554 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:46:13,555 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:46:13,555 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:46:13,556 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:46:13,557 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:46:13,557 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:46:13,557 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:46:13,557 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:46:13,557 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:46:13,558 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:46:13,558 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:46:13,558 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:46:13,558 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:46:13,558 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 13:46:13,559 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 13:46:13,560 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:46:13,560 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:46:13,560 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:46:13,560 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:46:13,560 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:46:13,561 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:46:13,561 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:46:13,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:46:13,561 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:46:13,561 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:46:13,563 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:46:13,563 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 13:46:13,563 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:46:13,563 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 13:46:13,564 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 13:46:13,564 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 -> c136c8e0a6da9b319fcfd35b2efbb1a6d62dd3a5 [2018-09-20 13:46:13,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:46:13,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:46:13,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:46:13,635 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:46:13,635 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:46:13,636 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-to-double1_true-unreach-call.i [2018-09-20 13:46:13,978 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe015418/1780ef43fb054c2eb628108d37e2e85a/FLAG77c3f1ea1 [2018-09-20 13:46:14,300 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:46:14,301 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-to-double1_true-unreach-call.i [2018-09-20 13:46:14,319 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe015418/1780ef43fb054c2eb628108d37e2e85a/FLAG77c3f1ea1 [2018-09-20 13:46:14,337 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe015418/1780ef43fb054c2eb628108d37e2e85a [2018-09-20 13:46:14,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:46:14,345 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:46:14,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:14,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:46:14,354 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:46:14,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:14" (1/1) ... [2018-09-20 13:46:14,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3840a92a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:14, skipping insertion in model container [2018-09-20 13:46:14,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:14" (1/1) ... [2018-09-20 13:46:14,373 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:46:14,715 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:46:14,744 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 13:46:14,801 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:46:15,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15 WrapperNode [2018-09-20 13:46:15,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:15,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 13:46:15,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 13:46:15,205 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 13:46:15,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... [2018-09-20 13:46:15,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... [2018-09-20 13:46:15,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... [2018-09-20 13:46:15,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... [2018-09-20 13:46:15,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... [2018-09-20 13:46:15,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... [2018-09-20 13:46:15,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... [2018-09-20 13:46:15,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 13:46:15,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 13:46:15,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 13:46:15,300 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 13:46:15,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:46:15,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 13:46:15,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 13:46:15,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 13:46:15,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 13:46:15,486 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-09-20 13:46:15,486 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-09-20 13:46:15,486 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-09-20 13:46:15,486 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-09-20 13:46:15,486 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-09-20 13:46:15,487 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-09-20 13:46:15,487 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-09-20 13:46:15,487 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-09-20 13:46:15,487 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-09-20 13:46:15,487 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-09-20 13:46:15,487 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-09-20 13:46:15,488 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-09-20 13:46:15,488 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-09-20 13:46:15,488 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-09-20 13:46:15,488 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-09-20 13:46:15,488 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-09-20 13:46:15,489 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-09-20 13:46:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-09-20 13:46:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-09-20 13:46:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-09-20 13:46:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-09-20 13:46:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-09-20 13:46:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-09-20 13:46:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-09-20 13:46:15,492 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-09-20 13:46:15,492 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-09-20 13:46:15,492 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-09-20 13:46:15,492 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-09-20 13:46:15,495 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-09-20 13:46:15,495 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-09-20 13:46:15,495 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-09-20 13:46:15,495 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-09-20 13:46:15,495 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-09-20 13:46:15,495 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-09-20 13:46:15,495 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-09-20 13:46:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-09-20 13:46:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-09-20 13:46:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-09-20 13:46:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-09-20 13:46:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-09-20 13:46:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-09-20 13:46:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-09-20 13:46:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-09-20 13:46:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-09-20 13:46:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-09-20 13:46:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-09-20 13:46:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-09-20 13:46:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-09-20 13:46:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-09-20 13:46:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-09-20 13:46:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-09-20 13:46:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-09-20 13:46:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-09-20 13:46:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-09-20 13:46:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-09-20 13:46:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-09-20 13:46:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-09-20 13:46:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-09-20 13:46:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-09-20 13:46:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-09-20 13:46:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-09-20 13:46:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-09-20 13:46:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-09-20 13:46:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-09-20 13:46:15,503 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-09-20 13:46:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-09-20 13:46:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-09-20 13:46:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-09-20 13:46:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-09-20 13:46:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-09-20 13:46:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-09-20 13:46:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-09-20 13:46:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-09-20 13:46:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-09-20 13:46:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-09-20 13:46:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-09-20 13:46:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-09-20 13:46:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-09-20 13:46:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-09-20 13:46:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-09-20 13:46:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-09-20 13:46:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-09-20 13:46:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-09-20 13:46:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-09-20 13:46:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-09-20 13:46:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-09-20 13:46:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-09-20 13:46:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-09-20 13:46:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-09-20 13:46:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-09-20 13:46:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-09-20 13:46:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-09-20 13:46:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-09-20 13:46:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-09-20 13:46:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-09-20 13:46:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-09-20 13:46:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-09-20 13:46:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-09-20 13:46:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-09-20 13:46:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-09-20 13:46:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-09-20 13:46:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-09-20 13:46:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-09-20 13:46:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-09-20 13:46:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-09-20 13:46:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-09-20 13:46:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-09-20 13:46:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-09-20 13:46:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-09-20 13:46:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-09-20 13:46:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-09-20 13:46:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-09-20 13:46:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-09-20 13:46:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-09-20 13:46:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-09-20 13:46:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-09-20 13:46:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-09-20 13:46:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-09-20 13:46:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-09-20 13:46:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-09-20 13:46:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-09-20 13:46:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-09-20 13:46:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-09-20 13:46:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-09-20 13:46:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-09-20 13:46:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-09-20 13:46:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-09-20 13:46:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-09-20 13:46:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-09-20 13:46:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-09-20 13:46:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-09-20 13:46:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-09-20 13:46:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-09-20 13:46:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-09-20 13:46:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-09-20 13:46:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-09-20 13:46:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-09-20 13:46:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-09-20 13:46:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-09-20 13:46:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-09-20 13:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-09-20 13:46:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-09-20 13:46:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-09-20 13:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-09-20 13:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-09-20 13:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-09-20 13:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-09-20 13:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-09-20 13:46:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-09-20 13:46:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-09-20 13:46:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-09-20 13:46:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-09-20 13:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-09-20 13:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-09-20 13:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-09-20 13:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-09-20 13:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-09-20 13:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-09-20 13:46:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-09-20 13:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-09-20 13:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-09-20 13:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-09-20 13:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-09-20 13:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-09-20 13:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-09-20 13:46:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-09-20 13:46:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-09-20 13:46:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-09-20 13:46:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-09-20 13:46:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-09-20 13:46:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-09-20 13:46:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-09-20 13:46:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-09-20 13:46:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-09-20 13:46:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-09-20 13:46:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-09-20 13:46:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-09-20 13:46:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-09-20 13:46:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-09-20 13:46:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-09-20 13:46:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-09-20 13:46:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-09-20 13:46:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-09-20 13:46:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-09-20 13:46:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-09-20 13:46:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-09-20 13:46:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-09-20 13:46:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-09-20 13:46:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-09-20 13:46:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-09-20 13:46:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-09-20 13:46:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-09-20 13:46:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-09-20 13:46:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-09-20 13:46:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-09-20 13:46:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-09-20 13:46:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-09-20 13:46:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-09-20 13:46:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-09-20 13:46:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-09-20 13:46:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-09-20 13:46:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-09-20 13:46:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-09-20 13:46:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-09-20 13:46:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-09-20 13:46:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-09-20 13:46:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-09-20 13:46:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-09-20 13:46:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-09-20 13:46:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-09-20 13:46:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-09-20 13:46:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-09-20 13:46:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-09-20 13:46:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-09-20 13:46:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-09-20 13:46:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-09-20 13:46:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-09-20 13:46:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-09-20 13:46:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-09-20 13:46:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-09-20 13:46:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-09-20 13:46:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-09-20 13:46:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-09-20 13:46:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-09-20 13:46:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-09-20 13:46:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-09-20 13:46:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-09-20 13:46:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-09-20 13:46:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-09-20 13:46:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-09-20 13:46:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-09-20 13:46:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-09-20 13:46:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-09-20 13:46:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-09-20 13:46:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-09-20 13:46:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-09-20 13:46:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-09-20 13:46:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-09-20 13:46:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-09-20 13:46:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-09-20 13:46:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-09-20 13:46:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-09-20 13:46:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-09-20 13:46:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-09-20 13:46:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-09-20 13:46:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-09-20 13:46:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-09-20 13:46:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-09-20 13:46:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-09-20 13:46:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-09-20 13:46:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-09-20 13:46:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-09-20 13:46:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-09-20 13:46:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-09-20 13:46:15,594 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-09-20 13:46:15,594 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-09-20 13:46:15,594 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-09-20 13:46:15,594 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-09-20 13:46:15,594 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-09-20 13:46:15,594 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-09-20 13:46:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-09-20 13:46:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-09-20 13:46:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-09-20 13:46:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-09-20 13:46:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-09-20 13:46:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-09-20 13:46:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-09-20 13:46:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-09-20 13:46:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-09-20 13:46:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-09-20 13:46:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-09-20 13:46:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-09-20 13:46:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-09-20 13:46:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-09-20 13:46:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-09-20 13:46:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-09-20 13:46:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-09-20 13:46:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-09-20 13:46:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-09-20 13:46:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-09-20 13:46:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-09-20 13:46:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-09-20 13:46:15,604 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-09-20 13:46:15,604 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-09-20 13:46:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-09-20 13:46:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-09-20 13:46:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-09-20 13:46:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 13:46:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 13:46:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 13:46:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 13:46:16,806 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 13:46:16,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:46:16 BoogieIcfgContainer [2018-09-20 13:46:16,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 13:46:16,808 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 13:46:16,808 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 13:46:16,812 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 13:46:16,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:46:14" (1/3) ... [2018-09-20 13:46:16,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d01d03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:46:16, skipping insertion in model container [2018-09-20 13:46:16,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:15" (2/3) ... [2018-09-20 13:46:16,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d01d03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:46:16, skipping insertion in model container [2018-09-20 13:46:16,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:46:16" (3/3) ... [2018-09-20 13:46:16,816 INFO L112 eAbstractionObserver]: Analyzing ICFG float-to-double1_true-unreach-call.i [2018-09-20 13:46:16,826 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 13:46:16,835 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 13:46:16,889 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 13:46:16,890 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 13:46:16,890 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 13:46:16,890 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 13:46:16,890 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 13:46:16,890 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 13:46:16,890 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 13:46:16,891 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 13:46:16,891 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 13:46:16,911 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2018-09-20 13:46:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-20 13:46:16,918 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:46:16,919 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:46:16,921 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:46:16,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1894269413, now seen corresponding path program 1 times [2018-09-20 13:46:16,932 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:46:16,933 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 13:46:16,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:46:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:46:17,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:46:17,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:46:17,069 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:46:17,084 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:46:17,084 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 13:46:17,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 13:46:17,101 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 13:46:17,102 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:46:17,105 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 3 states. [2018-09-20 13:46:17,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:46:17,617 INFO L93 Difference]: Finished difference Result 36 states and 45 transitions. [2018-09-20 13:46:17,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 13:46:17,620 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-09-20 13:46:17,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:46:17,630 INFO L225 Difference]: With dead ends: 36 [2018-09-20 13:46:17,630 INFO L226 Difference]: Without dead ends: 15 [2018-09-20 13:46:17,633 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:46:17,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-09-20 13:46:17,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-09-20 13:46:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-09-20 13:46:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-09-20 13:46:17,672 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2018-09-20 13:46:17,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:46:17,672 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2018-09-20 13:46:17,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 13:46:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-09-20 13:46:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-20 13:46:17,673 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:46:17,673 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:46:17,674 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:46:17,674 INFO L82 PathProgramCache]: Analyzing trace with hash -2005121484, now seen corresponding path program 1 times [2018-09-20 13:46:17,674 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:46:17,675 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:46:17,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 13:46:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:46:17,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:46:22,804 WARN L178 SmtUtils]: Spent 4.29 s on a formula simplification that was a NOOP. DAG size: 11 [2018-09-20 13:46:27,476 WARN L178 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 6 [2018-09-20 13:46:45,746 WARN L178 SmtUtils]: Spent 10.46 s on a formula simplification that was a NOOP. DAG size: 19 [2018-09-20 13:46:50,059 WARN L819 $PredicateComparison]: unable to prove that (or (and (not |c_main_#t~short89|) (exists ((main_~f~0 (_ FloatingPoint 8 24))) (and (not (fp.eq main_~f~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE main_~f~0)))) (not (fp.isNaN ((_ to_fp 8 24) RNE main_~f~0)))))) |c_main_#t~short89|) is different from true [2018-09-20 13:46:54,098 WARN L797 $PredicateComparison]: unable to prove that (exists ((main_~f~0 (_ FloatingPoint 8 24))) (and (not (fp.eq main_~f~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE main_~f~0)))) (not (fp.isNaN ((_ to_fp 8 24) RNE main_~f~0))))) is different from false [2018-09-20 13:46:56,121 WARN L819 $PredicateComparison]: unable to prove that (exists ((main_~f~0 (_ FloatingPoint 8 24))) (and (not (fp.eq main_~f~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE main_~f~0)))) (not (fp.isNaN ((_ to_fp 8 24) RNE main_~f~0))))) is different from true [2018-09-20 13:47:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:47:04,211 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:47:04,226 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:47:04,226 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-20 13:47:04,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:47:04,228 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:47:04,228 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=14, Unknown=3, NotChecked=14, Total=42 [2018-09-20 13:47:04,228 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 7 states. [2018-09-20 13:47:14,847 WARN L178 SmtUtils]: Spent 7.92 s on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-09-20 13:47:17,526 WARN L797 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.eq c_main_~f~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE c_main_~f~0))))) (let ((.cse0 (not .cse1))) (and .cse0 (or (and .cse0 (not |c_main_#t~short90|)) (and |c_main_#t~short90| .cse1)) (or (= (bvadd |c_main_#t~ite86| (_ bv4294967295 32)) (_ bv0 32)) (and (= |c_main_#t~ite86| (_ bv0 32)) (exists ((main_~f~0 (_ FloatingPoint 8 24))) (and (not (fp.eq main_~f~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE main_~f~0)))) (not (fp.isNaN ((_ to_fp 8 24) RNE main_~f~0)))))))))) is different from false [2018-09-20 13:47:18,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:47:18,573 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2018-09-20 13:47:18,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:47:18,589 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 12 [2018-09-20 13:47:18,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:47:18,590 INFO L225 Difference]: With dead ends: 19 [2018-09-20 13:47:18,590 INFO L226 Difference]: Without dead ends: 15 [2018-09-20 13:47:18,592 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 41.8s TimeCoverageRelationStatistics Valid=17, Invalid=21, Unknown=4, NotChecked=30, Total=72 [2018-09-20 13:47:18,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-09-20 13:47:18,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-09-20 13:47:18,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-09-20 13:47:18,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 14 transitions. [2018-09-20 13:47:18,602 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 14 transitions. Word has length 12 [2018-09-20 13:47:18,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:47:18,602 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 14 transitions. [2018-09-20 13:47:18,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:47:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-09-20 13:47:18,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-20 13:47:18,603 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:47:18,603 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:47:18,603 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:47:18,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1046408825, now seen corresponding path program 1 times [2018-09-20 13:47:18,604 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:47:18,604 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 13:47:18,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:47:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:47:18,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:47:19,907 WARN L178 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2018-09-20 13:47:21,965 WARN L797 $PredicateComparison]: unable to prove that (or (and (exists ((v_prenex_1 (_ FloatingPoint 8 24))) (and (= c_main_~ff~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE v_prenex_1))) (not (fp.isNaN ((_ to_fp 8 24) RNE v_prenex_1))))) (= |c_main_#t~ite86| (_ bv0 32))) (and (= (bvadd |c_main_#t~ite86| (_ bv4294967295 32)) (_ bv0 32)) (exists ((main_~f~0 (_ FloatingPoint 8 24))) (and (fp.isNaN ((_ to_fp 8 24) RNE main_~f~0)) (= c_main_~ff~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE main_~f~0))))))) is different from false [2018-09-20 13:47:24,029 WARN L797 $PredicateComparison]: unable to prove that (or (and (exists ((v_prenex_1 (_ FloatingPoint 8 24))) (and (= c_main_~ff~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE v_prenex_1))) (not (fp.isNaN ((_ to_fp 8 24) RNE v_prenex_1))))) (not |c_main_#t~short89|)) (and (exists ((main_~f~0 (_ FloatingPoint 8 24))) (and (fp.isNaN ((_ to_fp 8 24) RNE main_~f~0)) (= c_main_~ff~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE main_~f~0))))) |c_main_#t~short89|)) is different from false [2018-09-20 13:47:26,787 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-20 13:47:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:47:29,681 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:47:29,693 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:47:29,693 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 13:47:29,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 13:47:29,694 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 13:47:29,694 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=33, Unknown=2, NotChecked=22, Total=72 [2018-09-20 13:47:29,694 INFO L87 Difference]: Start difference. First operand 15 states and 14 transitions. Second operand 9 states. [2018-09-20 13:47:33,626 WARN L797 $PredicateComparison]: unable to prove that (and (or (and (exists ((v_prenex_1 (_ FloatingPoint 8 24))) (and (= c_main_~ff~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE v_prenex_1))) (not (fp.isNaN ((_ to_fp 8 24) RNE v_prenex_1))))) (= |c_main_#t~ite86| (_ bv0 32))) (and (= (bvadd |c_main_#t~ite86| (_ bv4294967295 32)) (_ bv0 32)) (exists ((main_~f~0 (_ FloatingPoint 8 24))) (and (fp.isNaN ((_ to_fp 8 24) RNE main_~f~0)) (= c_main_~ff~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE main_~f~0))))))) (= c_main_~ff~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE c_main_~f~0)))) is different from false [2018-09-20 13:47:36,951 WARN L178 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-20 13:47:40,268 WARN L178 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 17 [2018-09-20 13:47:45,060 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 18 [2018-09-20 13:47:45,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:47:45,061 INFO L93 Difference]: Finished difference Result 15 states and 14 transitions. [2018-09-20 13:47:45,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 13:47:45,062 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2018-09-20 13:47:45,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:47:45,062 INFO L225 Difference]: With dead ends: 15 [2018-09-20 13:47:45,062 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 13:47:45,064 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.2s TimeCoverageRelationStatistics Valid=35, Invalid=64, Unknown=3, NotChecked=54, Total=156 [2018-09-20 13:47:45,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 13:47:45,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 13:47:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 13:47:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 13:47:45,065 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2018-09-20 13:47:45,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:47:45,066 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 13:47:45,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 13:47:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 13:47:45,066 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 13:47:45,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 13:47:45,115 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-20 13:47:45,115 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:47:45,115 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:47:45,115 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 13:47:45,115 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 13:47:45,115 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 13:47:45,115 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 958 966) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965-2(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965-4(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965-6(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965-7(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 958 966) the Hoare annotation is: true [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965-8(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965-9(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,116 INFO L426 ceAbstractionStarter]: For program point L965-11(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,117 INFO L426 ceAbstractionStarter]: For program point L965-13(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,117 INFO L426 ceAbstractionStarter]: For program point L965-14(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,117 INFO L426 ceAbstractionStarter]: For program point L965-16(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,117 INFO L426 ceAbstractionStarter]: For program point L965-17(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,117 INFO L426 ceAbstractionStarter]: For program point L965-18(line 965) no Hoare annotation was computed. [2018-09-20 13:47:45,117 INFO L426 ceAbstractionStarter]: For program point L965-20(lines 958 966) no Hoare annotation was computed. [2018-09-20 13:47:45,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:47:45 BoogieIcfgContainer [2018-09-20 13:47:45,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 13:47:45,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 13:47:45,121 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 13:47:45,122 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 13:47:45,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:46:16" (3/4) ... [2018-09-20 13:47:45,127 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 13:47:45,133 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 13:47:45,134 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 13:47:45,139 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-09-20 13:47:45,139 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 13:47:45,140 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 13:47:45,205 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 13:47:45,205 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 13:47:45,206 INFO L168 Benchmark]: Toolchain (without parser) took 90863.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 953.2 MB in the beginning and 958.7 MB in the end (delta: -5.5 MB). Peak memory consumption was 111.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:47:45,208 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 13:47:45,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 858.18 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 833.7 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. [2018-09-20 13:47:45,209 INFO L168 Benchmark]: Boogie Preprocessor took 93.81 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 828.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:47:45,211 INFO L168 Benchmark]: RCFGBuilder took 1507.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 828.4 MB in the beginning and 1.0 GB in the end (delta: -209.7 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-09-20 13:47:45,212 INFO L168 Benchmark]: TraceAbstraction took 88312.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 958.7 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. [2018-09-20 13:47:45,212 INFO L168 Benchmark]: Witness Printer took 83.73 ms. Allocated memory is still 1.1 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:47:45,217 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 858.18 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 833.7 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 93.81 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 828.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1507.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 828.4 MB in the beginning and 1.0 GB in the end (delta: -209.7 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 88312.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 958.7 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. * Witness Printer took 83.73 ms. Allocated memory is still 1.1 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 965]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 23 locations, 1 error locations. SAFE Result, 88.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 30.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 35 SDtfs, 10 SDslu, 72 SDs, 0 SdLazy, 30 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 63.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 57.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 31 ConstructedInterpolants, 8 QuantifiedInterpolants, 2832 SizeOfPredicates, 13 NumberOfNonLiveVariables, 61 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...