./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c1f4b5c4 Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -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 0fccca5e418f61862158cd52f896baca51f169d2 ............................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -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 0fccca5e418f61862158cd52f896baca51f169d2 ............................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-c1f4b5c [2019-12-08 15:50:15,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-08 15:50:15,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-08 15:50:15,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-08 15:50:15,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-08 15:50:15,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-08 15:50:15,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-08 15:50:15,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-08 15:50:15,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-08 15:50:15,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-08 15:50:15,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-08 15:50:15,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-08 15:50:15,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-08 15:50:15,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-08 15:50:15,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-08 15:50:15,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-08 15:50:15,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-08 15:50:15,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-08 15:50:15,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-08 15:50:15,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-08 15:50:15,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-08 15:50:15,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-08 15:50:15,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-08 15:50:15,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-08 15:50:15,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-08 15:50:15,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-08 15:50:15,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-08 15:50:15,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-08 15:50:15,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-08 15:50:15,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-08 15:50:15,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-08 15:50:15,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-08 15:50:15,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-08 15:50:15,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-08 15:50:15,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-08 15:50:15,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-08 15:50:15,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-08 15:50:15,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-08 15:50:15,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-08 15:50:15,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-08 15:50:15,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-08 15:50:15,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-08 15:50:15,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-08 15:50:15,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-08 15:50:15,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-08 15:50:15,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-08 15:50:15,625 INFO L138 SettingsManager]: * Use SBE=true [2019-12-08 15:50:15,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-08 15:50:15,626 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-08 15:50:15,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-08 15:50:15,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-08 15:50:15,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-08 15:50:15,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-08 15:50:15,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-08 15:50:15,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-08 15:50:15,627 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-08 15:50:15,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-08 15:50:15,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-08 15:50:15,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-08 15:50:15,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-08 15:50:15,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-08 15:50:15,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-08 15:50:15,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-08 15:50:15,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-08 15:50:15,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-08 15:50:15,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-08 15:50:15,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-08 15:50:15,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-08 15:50:15,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-08 15:50:15,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-08 15:50:15,630 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-08 15:50:15,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 0fccca5e418f61862158cd52f896baca51f169d2 [2019-12-08 15:50:15,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-08 15:50:15,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-08 15:50:15,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-08 15:50:15,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-08 15:50:15,959 INFO L275 PluginConnector]: CDTParser initialized [2019-12-08 15:50:15,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-08 15:50:16,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa33a2ff5/65c52e85e432426984bbf251b1249bf9/FLAG6f47df034 [2019-12-08 15:50:16,523 INFO L306 CDTParser]: Found 1 translation units. [2019-12-08 15:50:16,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-08 15:50:16,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa33a2ff5/65c52e85e432426984bbf251b1249bf9/FLAG6f47df034 [2019-12-08 15:50:16,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa33a2ff5/65c52e85e432426984bbf251b1249bf9 [2019-12-08 15:50:16,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-08 15:50:16,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-08 15:50:16,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-08 15:50:16,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-08 15:50:16,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-08 15:50:16,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:16" (1/1) ... [2019-12-08 15:50:16,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c7ecc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:16, skipping insertion in model container [2019-12-08 15:50:16,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:16" (1/1) ... [2019-12-08 15:50:16,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-08 15:50:16,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-08 15:50:17,297 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1644) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:325) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1955) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1584) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1561) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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) [2019-12-08 15:50:17,307 INFO L168 Benchmark]: Toolchain (without parser) took 433.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-12-08 15:50:17,307 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-08 15:50:17,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-12-08 15:50:17,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 430.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-c1f4b5c [2019-12-08 15:50:19,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-08 15:50:19,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-08 15:50:19,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-08 15:50:19,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-08 15:50:19,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-08 15:50:19,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-08 15:50:19,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-08 15:50:19,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-08 15:50:19,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-08 15:50:19,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-08 15:50:19,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-08 15:50:19,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-08 15:50:19,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-08 15:50:19,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-08 15:50:19,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-08 15:50:19,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-08 15:50:19,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-08 15:50:19,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-08 15:50:19,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-08 15:50:19,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-08 15:50:19,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-08 15:50:19,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-08 15:50:19,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-08 15:50:19,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-08 15:50:19,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-08 15:50:19,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-08 15:50:19,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-08 15:50:19,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-08 15:50:19,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-08 15:50:19,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-08 15:50:19,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-08 15:50:19,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-08 15:50:19,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-08 15:50:19,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-08 15:50:19,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-08 15:50:19,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-08 15:50:19,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-08 15:50:19,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-08 15:50:19,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-08 15:50:19,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-08 15:50:19,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-08 15:50:19,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-08 15:50:19,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-08 15:50:19,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-08 15:50:19,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-08 15:50:19,195 INFO L138 SettingsManager]: * Use SBE=true [2019-12-08 15:50:19,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-08 15:50:19,196 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-08 15:50:19,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-08 15:50:19,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-08 15:50:19,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-08 15:50:19,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-08 15:50:19,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-08 15:50:19,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-08 15:50:19,197 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-08 15:50:19,197 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-08 15:50:19,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-08 15:50:19,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-08 15:50:19,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-08 15:50:19,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-08 15:50:19,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-08 15:50:19,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-08 15:50:19,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-08 15:50:19,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-08 15:50:19,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-08 15:50:19,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-08 15:50:19,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-08 15:50:19,200 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-08 15:50:19,200 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-08 15:50:19,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-08 15:50:19,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-08 15:50:19,201 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-08 15:50:19,201 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 0fccca5e418f61862158cd52f896baca51f169d2 [2019-12-08 15:50:19,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-08 15:50:19,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-08 15:50:19,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-08 15:50:19,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-08 15:50:19,539 INFO L275 PluginConnector]: CDTParser initialized [2019-12-08 15:50:19,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-08 15:50:19,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28fe8edb1/756cd47764aa4aafb0597b51aee7fbc3/FLAG3921e1a6c [2019-12-08 15:50:20,222 INFO L306 CDTParser]: Found 1 translation units. [2019-12-08 15:50:20,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-08 15:50:20,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28fe8edb1/756cd47764aa4aafb0597b51aee7fbc3/FLAG3921e1a6c [2019-12-08 15:50:20,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28fe8edb1/756cd47764aa4aafb0597b51aee7fbc3 [2019-12-08 15:50:20,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-08 15:50:20,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-08 15:50:20,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-08 15:50:20,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-08 15:50:20,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-08 15:50:20,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:20" (1/1) ... [2019-12-08 15:50:20,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335aa2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:20, skipping insertion in model container [2019-12-08 15:50:20,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:20" (1/1) ... [2019-12-08 15:50:20,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-08 15:50:20,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-08 15:50:21,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-08 15:50:21,035 INFO L203 MainTranslator]: Completed pre-run [2019-12-08 15:50:21,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-08 15:50:21,178 INFO L208 MainTranslator]: Completed translation [2019-12-08 15:50:21,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21 WrapperNode [2019-12-08 15:50:21,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-08 15:50:21,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-08 15:50:21,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-08 15:50:21,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-08 15:50:21,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-08 15:50:21,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-08 15:50:21,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-08 15:50:21,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-08 15:50:21,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (1/1) ... [2019-12-08 15:50:21,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-08 15:50:21,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-08 15:50:21,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-08 15:50:21,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-08 15:50:21,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (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 [2019-12-08 15:50:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-08 15:50:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-12-08 15:50:21,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-08 15:50:21,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-12-08 15:50:21,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-08 15:50:21,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-08 15:50:21,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-08 15:50:21,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-08 15:50:21,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-08 15:51:13,419 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-08 15:51:13,419 INFO L287 CfgBuilder]: Removed 88 assume(true) statements. [2019-12-08 15:51:13,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:51:13 BoogieIcfgContainer [2019-12-08 15:51:13,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-08 15:51:13,422 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-08 15:51:13,422 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-08 15:51:13,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-08 15:51:13,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 03:50:20" (1/3) ... [2019-12-08 15:51:13,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49df01a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 03:51:13, skipping insertion in model container [2019-12-08 15:51:13,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:21" (2/3) ... [2019-12-08 15:51:13,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49df01a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 03:51:13, skipping insertion in model container [2019-12-08 15:51:13,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:51:13" (3/3) ... [2019-12-08 15:51:13,430 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872b.c [2019-12-08 15:51:13,440 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-08 15:51:13,448 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-08 15:51:13,457 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-08 15:51:13,482 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-08 15:51:13,482 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-08 15:51:13,482 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-08 15:51:13,482 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-08 15:51:13,483 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-08 15:51:13,483 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-08 15:51:13,483 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-08 15:51:13,483 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-08 15:51:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-12-08 15:51:13,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-08 15:51:13,509 INFO L403 BasicCegarLoop]: Found error trace [2019-12-08 15:51:13,510 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-08 15:51:13,510 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-08 15:51:13,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-08 15:51:13,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-12-08 15:51:13,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-08 15:51:13,527 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837425428] [2019-12-08 15:51:13,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2019-12-08 15:51:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-08 15:51:13,912 INFO L264 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-08 15:51:13,919 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-08 15:51:13,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-08 15:51:13,936 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-08 15:51:13,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-08 15:51:13,940 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837425428] [2019-12-08 15:51:13,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-08 15:51:13,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-08 15:51:13,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111376237] [2019-12-08 15:51:13,947 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-08 15:51:13,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-08 15:51:13,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-08 15:51:13,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-08 15:51:13,969 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-12-08 15:51:14,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-08 15:51:14,024 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-12-08 15:51:14,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-08 15:51:14,025 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-08 15:51:14,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-08 15:51:14,046 INFO L225 Difference]: With dead ends: 418 [2019-12-08 15:51:14,046 INFO L226 Difference]: Without dead ends: 207 [2019-12-08 15:51:14,054 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-08 15:51:14,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-12-08 15:51:14,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-12-08 15:51:14,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-12-08 15:51:14,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-12-08 15:51:14,158 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-12-08 15:51:14,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-08 15:51:14,158 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-12-08 15:51:14,159 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-08 15:51:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-12-08 15:51:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-08 15:51:14,160 INFO L403 BasicCegarLoop]: Found error trace [2019-12-08 15:51:14,160 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-08 15:51:14,374 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-08 15:51:14,377 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-08 15:51:14,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-08 15:51:14,378 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-12-08 15:51:14,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-08 15:51:14,379 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853387444] [2019-12-08 15:51:14,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-08 15:51:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-08 15:51:14,766 INFO L264 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-08 15:51:14,768 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-08 15:51:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-08 15:51:14,829 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-08 15:51:14,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-08 15:51:14,854 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853387444] [2019-12-08 15:51:14,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-08 15:51:14,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-08 15:51:14,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774792639] [2019-12-08 15:51:14,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-08 15:51:14,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-08 15:51:14,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-08 15:51:14,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-08 15:51:14,858 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 5 states. [2019-12-08 15:52:53,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-08 15:52:53,981 INFO L93 Difference]: Finished difference Result 220 states and 299 transitions. [2019-12-08 15:52:54,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-08 15:52:54,020 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-12-08 15:52:54,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-08 15:52:54,022 INFO L225 Difference]: With dead ends: 220 [2019-12-08 15:52:54,022 INFO L226 Difference]: Without dead ends: 216 [2019-12-08 15:52:54,024 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-08 15:52:54,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2019-12-08 15:52:54,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 207. [2019-12-08 15:52:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-12-08 15:52:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 282 transitions. [2019-12-08 15:52:54,040 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 282 transitions. Word has length 11 [2019-12-08 15:52:54,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-08 15:52:54,040 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 282 transitions. [2019-12-08 15:52:54,041 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-08 15:52:54,041 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2019-12-08 15:52:54,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-08 15:52:54,042 INFO L403 BasicCegarLoop]: Found error trace [2019-12-08 15:52:54,042 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-08 15:52:54,242 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-08 15:52:54,243 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-08 15:52:54,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-08 15:52:54,244 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-12-08 15:52:54,245 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-08 15:52:54,246 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2039478565] [2019-12-08 15:52:54,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2019-12-08 15:52:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-08 15:52:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-08 15:52:55,335 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-12-08 15:52:55,335 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-08 15:52:55,544 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-08 15:52:55,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 03:52:55 BoogieIcfgContainer [2019-12-08 15:52:55,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-08 15:52:55,656 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-08 15:52:55,657 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-08 15:52:55,657 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-08 15:52:55,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:51:13" (3/4) ... [2019-12-08 15:52:55,660 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-08 15:52:55,851 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-12-08 15:52:55,851 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-08 15:52:55,853 INFO L168 Benchmark]: Toolchain (without parser) took 155351.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 953.6 MB in the beginning and 1.2 GB in the end (delta: -213.1 MB). Peak memory consumption was 299.1 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:55,854 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-08 15:52:55,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -124.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:55,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:55,855 INFO L168 Benchmark]: Boogie Preprocessor took 143.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:55,855 INFO L168 Benchmark]: RCFGBuilder took 51998.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 938.1 MB in the end (delta: 126.3 MB). Peak memory consumption was 126.3 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:55,855 INFO L168 Benchmark]: TraceAbstraction took 102234.25 ms. Allocated memory is still 1.1 GB. Free memory was 938.1 MB in the beginning and 780.4 MB in the end (delta: 157.7 MB). Peak memory consumption was 157.7 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:55,856 INFO L168 Benchmark]: Witness Printer took 194.81 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 780.4 MB in the beginning and 1.2 GB in the end (delta: -386.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:55,858 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 675.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -124.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 143.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 51998.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 938.1 MB in the end (delta: 126.3 MB). Peak memory consumption was 126.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 102234.25 ms. Allocated memory is still 1.1 GB. Free memory was 938.1 MB in the beginning and 780.4 MB in the end (delta: 157.7 MB). Peak memory consumption was 157.7 MB. Max. memory is 11.5 GB. * Witness Printer took 194.81 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 780.4 MB in the beginning and 1.2 GB in the end (delta: -386.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 575]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L38-L40] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L93] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L220-L259] static const double bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84962487220764160156e-01, }, dp_l_pow[] = { 0.0, 1.35003920212974897128e-08, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two53_pow = 9007199254740992.0, huge_pow = 1.0e300, tiny_pow = 1.0e-300, L1_pow = 5.99999999999994648725e-01, L2_pow = 4.28571428578550184252e-01, L3_pow = 3.33333329818377432918e-01, L4_pow = 2.72728123808534006489e-01, L5_pow = 2.30660745775561754067e-01, L6_pow = 2.06975017800338417784e-01, P1_pow = 1.66666666666666019037e-01, P2_pow = -2.77777777770155933842e-03, P3_pow = 6.61375632143793436117e-05, P4_pow = -1.65339022054652515390e-06, P5_pow = 4.13813679705723846039e-08, lg2_pow = 6.93147180559945286227e-01, lg2_h_pow = 6.93147182464599609375e-01, lg2_l_pow = -1.90465429995776804525e-09, ovt_pow = 8.0085662595372944372e-0017, cp_pow = 9.61796693925975554329e-01, cp_h_pow = 9.61796700954437255859e-01, cp_l_pow = -7.02846165095275826516e-09, ivln2_pow = 1.44269504088896338700e+00, ivln2_h_pow = 1.44269502162933349609e+00, ivln2_l_pow = 1.92596299112661746887e-08; VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L569] double x = __VERIFIER_nondet_double(); [L570] double y = -0.0; [L262] double z, ax, z_h, z_l, p_h, p_l; [L263] double y1, t1, t2, r, s, t, u, v, w; [L264] __int32_t i, j, k, yisint, n; [L265] __int32_t hx, hy, ix, iy; [L266] __uint32_t lx, ly; VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L269] ieee_double_shape_type ew_u; [L270] ew_u.value = (x) [L271] EXPR ew_u.parts.msw [L271] (hx) = ew_u.parts.msw [L272] EXPR ew_u.parts.lsw [L272] (lx) = ew_u.parts.lsw [L275] ieee_double_shape_type ew_u; [L276] ew_u.value = (y) [L277] EXPR ew_u.parts.msw [L277] (hy) = ew_u.parts.msw [L278] EXPR ew_u.parts.lsw [L278] (ly) = ew_u.parts.lsw [L280] ix = hx & 0x7fffffff [L281] iy = hy & 0x7fffffff VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L283] COND FALSE !((iy | ly) == 0) VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L286-L287] COND TRUE ix > 0x7ff00000 || ((ix == 0x7ff00000) && (lx != 0)) || iy > 0x7ff00000 || ((iy == 0x7ff00000) && (ly != 0)) VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L288] COND FALSE !(((ix - 0x3ff00000) | lx) == 0) [L291] return __builtin_nan(""); VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L571] double res = __ieee754_pow(x, y); [L574] COND TRUE res != 1.0 VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L575] __VERIFIER_error() VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Result: UNSAFE, OverallTime: 102.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 99.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 556 SDtfs, 163 SDslu, 569 SDs, 0 SdLazy, 126 SolverSat, 2 SolverUnsat, 29 SolverUnknown, 0 SolverNotchecked, 91.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1048 SizeOfPredicates, 4 NumberOfNonLiveVariables, 198 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...