./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0872a.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_0872a.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 d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 ............................................................................................................................................................... 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_0872a.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 d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 ............................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:50:09,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-08 15:50:09,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-08 15:50:09,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-08 15:50:09,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-08 15:50:09,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-08 15:50:09,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-08 15:50:09,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-08 15:50:09,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-08 15:50:09,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-08 15:50:09,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-08 15:50:09,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-08 15:50:09,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-08 15:50:09,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-08 15:50:09,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-08 15:50:09,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-08 15:50:09,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-08 15:50:09,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-08 15:50:09,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-08 15:50:09,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-08 15:50:09,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-08 15:50:09,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-08 15:50:09,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-08 15:50:09,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-08 15:50:09,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-08 15:50:09,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-08 15:50:09,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-08 15:50:09,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-08 15:50:09,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-08 15:50:09,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-08 15:50:09,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-08 15:50:09,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-08 15:50:09,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-08 15:50:09,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-08 15:50:09,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-08 15:50:09,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-08 15:50:09,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-08 15:50:09,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-08 15:50:09,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-08 15:50:09,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-08 15:50:09,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-08 15:50:09,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-08 15:50:09,590 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-08 15:50:09,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-08 15:50:09,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-08 15:50:09,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-08 15:50:09,592 INFO L138 SettingsManager]: * Use SBE=true [2019-12-08 15:50:09,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-08 15:50:09,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-08 15:50:09,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-08 15:50:09,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-08 15:50:09,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-08 15:50:09,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-08 15:50:09,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-08 15:50:09,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-08 15:50:09,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-08 15:50:09,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-08 15:50:09,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-08 15:50:09,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-08 15:50:09,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-08 15:50:09,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-08 15:50:09,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-08 15:50:09,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-08 15:50:09,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-08 15:50:09,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-08 15:50:09,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-08 15:50:09,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-08 15:50:09,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-08 15:50:09,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-08 15:50:09,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-08 15:50:09,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-08 15:50:09,598 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 -> d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 [2019-12-08 15:50:09,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-08 15:50:09,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-08 15:50:09,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-08 15:50:09,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-08 15:50:09,951 INFO L275 PluginConnector]: CDTParser initialized [2019-12-08 15:50:09,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-12-08 15:50:10,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/339bc3f58/a2a75c3c768843feb13601fe9415c9aa/FLAGa5695369a [2019-12-08 15:50:10,573 INFO L306 CDTParser]: Found 1 translation units. [2019-12-08 15:50:10,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-12-08 15:50:10,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/339bc3f58/a2a75c3c768843feb13601fe9415c9aa/FLAGa5695369a [2019-12-08 15:50:10,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/339bc3f58/a2a75c3c768843feb13601fe9415c9aa [2019-12-08 15:50:10,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-08 15:50:10,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-08 15:50:10,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-08 15:50:10,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-08 15:50:10,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-08 15:50:10,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:10" (1/1) ... [2019-12-08 15:50:10,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f541d69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:10, skipping insertion in model container [2019-12-08 15:50:10,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:10" (1/1) ... [2019-12-08 15:50:10,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-08 15:50:10,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-08 15:50:11,254 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 15:50:11,264 INFO L168 Benchmark]: Toolchain (without parser) took 368.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-12-08 15:50:11,265 INFO L168 Benchmark]: CDTParser took 1.07 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 15:50:11,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-12-08 15:50:11,270 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 365.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 20.3 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 15:50:13,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-08 15:50:13,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-08 15:50:13,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-08 15:50:13,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-08 15:50:13,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-08 15:50:13,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-08 15:50:13,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-08 15:50:13,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-08 15:50:13,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-08 15:50:13,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-08 15:50:13,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-08 15:50:13,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-08 15:50:13,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-08 15:50:13,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-08 15:50:13,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-08 15:50:13,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-08 15:50:13,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-08 15:50:13,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-08 15:50:13,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-08 15:50:13,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-08 15:50:13,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-08 15:50:13,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-08 15:50:13,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-08 15:50:13,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-08 15:50:13,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-08 15:50:13,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-08 15:50:13,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-08 15:50:13,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-08 15:50:13,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-08 15:50:13,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-08 15:50:13,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-08 15:50:13,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-08 15:50:13,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-08 15:50:13,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-08 15:50:13,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-08 15:50:13,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-08 15:50:13,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-08 15:50:13,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-08 15:50:13,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-08 15:50:13,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-08 15:50:13,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-08 15:50:13,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-08 15:50:13,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-08 15:50:13,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-08 15:50:13,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-08 15:50:13,156 INFO L138 SettingsManager]: * Use SBE=true [2019-12-08 15:50:13,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-08 15:50:13,156 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-08 15:50:13,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-08 15:50:13,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-08 15:50:13,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-08 15:50:13,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-08 15:50:13,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-08 15:50:13,162 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-08 15:50:13,162 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-08 15:50:13,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-08 15:50:13,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-08 15:50:13,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-08 15:50:13,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-08 15:50:13,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-08 15:50:13,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-08 15:50:13,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-08 15:50:13,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-08 15:50:13,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-08 15:50:13,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-08 15:50:13,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-08 15:50:13,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-08 15:50:13,167 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-08 15:50:13,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-08 15:50:13,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-08 15:50:13,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-08 15:50:13,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-08 15:50:13,168 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 -> d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 [2019-12-08 15:50:13,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-08 15:50:13,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-08 15:50:13,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-08 15:50:13,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-08 15:50:13,499 INFO L275 PluginConnector]: CDTParser initialized [2019-12-08 15:50:13,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-12-08 15:50:13,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21ba71c09/3b51218e0775484aaadd7d8627b09c28/FLAGdd5ff8792 [2019-12-08 15:50:14,102 INFO L306 CDTParser]: Found 1 translation units. [2019-12-08 15:50:14,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-12-08 15:50:14,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21ba71c09/3b51218e0775484aaadd7d8627b09c28/FLAGdd5ff8792 [2019-12-08 15:50:14,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21ba71c09/3b51218e0775484aaadd7d8627b09c28 [2019-12-08 15:50:14,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-08 15:50:14,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-08 15:50:14,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-08 15:50:14,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-08 15:50:14,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-08 15:50:14,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:14" (1/1) ... [2019-12-08 15:50:14,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6172b4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:14, skipping insertion in model container [2019-12-08 15:50:14,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:14" (1/1) ... [2019-12-08 15:50:14,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-08 15:50:14,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-08 15:50:14,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-08 15:50:14,933 INFO L203 MainTranslator]: Completed pre-run [2019-12-08 15:50:15,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-08 15:50:15,091 INFO L208 MainTranslator]: Completed translation [2019-12-08 15:50:15,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15 WrapperNode [2019-12-08 15:50:15,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-08 15:50:15,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-08 15:50:15,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-08 15:50:15,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-08 15:50:15,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-08 15:50:15,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-08 15:50:15,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-08 15:50:15,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-08 15:50:15,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (1/1) ... [2019-12-08 15:50:15,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-08 15:50:15,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-08 15:50:15,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-08 15:50:15,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-08 15:50:15,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (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 [2019-12-08 15:50:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-08 15:50:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-12-08 15:50:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-08 15:50:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-12-08 15:50:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-08 15:50:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-08 15:50:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-08 15:50:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-08 15:50:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-08 15:51:04,316 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-08 15:51:04,316 INFO L287 CfgBuilder]: Removed 88 assume(true) statements. [2019-12-08 15:51:04,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:51:04 BoogieIcfgContainer [2019-12-08 15:51:04,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-08 15:51:04,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-08 15:51:04,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-08 15:51:04,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-08 15:51:04,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 03:50:14" (1/3) ... [2019-12-08 15:51:04,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d31a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 03:51:04, skipping insertion in model container [2019-12-08 15:51:04,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:15" (2/3) ... [2019-12-08 15:51:04,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d31a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 03:51:04, skipping insertion in model container [2019-12-08 15:51:04,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:51:04" (3/3) ... [2019-12-08 15:51:04,327 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872a.c [2019-12-08 15:51:04,336 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-08 15:51:04,343 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-08 15:51:04,352 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-08 15:51:04,381 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-08 15:51:04,382 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-08 15:51:04,382 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-08 15:51:04,382 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-08 15:51:04,382 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-08 15:51:04,383 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-08 15:51:04,383 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-08 15:51:04,383 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-08 15:51:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-12-08 15:51:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-08 15:51:04,417 INFO L403 BasicCegarLoop]: Found error trace [2019-12-08 15:51:04,418 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-08 15:51:04,419 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-08 15:51:04,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-08 15:51:04,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-12-08 15:51:04,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-08 15:51:04,436 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1766008773] [2019-12-08 15:51:04,436 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 15:51:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-08 15:51:04,818 INFO L264 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-08 15:51:04,823 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-08 15:51:04,836 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 15:51:04,837 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-08 15:51:04,839 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 15:51:04,840 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1766008773] [2019-12-08 15:51:04,841 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-08 15:51:04,841 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-08 15:51:04,842 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916497480] [2019-12-08 15:51:04,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-08 15:51:04,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-08 15:51:04,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-08 15:51:04,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-08 15:51:04,864 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-12-08 15:51:04,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-08 15:51:04,911 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-12-08 15:51:04,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-08 15:51:04,913 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-08 15:51:04,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-08 15:51:04,926 INFO L225 Difference]: With dead ends: 418 [2019-12-08 15:51:04,927 INFO L226 Difference]: Without dead ends: 207 [2019-12-08 15:51:04,930 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 15:51:04,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-12-08 15:51:04,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-12-08 15:51:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-12-08 15:51:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-12-08 15:51:04,988 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-12-08 15:51:04,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-08 15:51:04,989 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-12-08 15:51:04,989 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-08 15:51:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-12-08 15:51:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-08 15:51:04,990 INFO L403 BasicCegarLoop]: Found error trace [2019-12-08 15:51:04,990 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-08 15:51:05,192 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-08 15:51:05,193 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-08 15:51:05,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-08 15:51:05,194 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-12-08 15:51:05,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-08 15:51:05,196 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [157018190] [2019-12-08 15:51:05,197 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 15:51:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-08 15:51:05,562 INFO L264 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-08 15:51:05,564 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-08 15:51:05,634 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 15:51:05,635 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-08 15:51:05,658 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 15:51:05,659 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [157018190] [2019-12-08 15:51:05,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-08 15:51:05,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-08 15:51:05,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328035652] [2019-12-08 15:51:05,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-08 15:51:05,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-08 15:51:05,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-08 15:51:05,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-08 15:51:05,662 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 5 states. [2019-12-08 15:52:48,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-08 15:52:48,932 INFO L93 Difference]: Finished difference Result 225 states and 306 transitions. [2019-12-08 15:52:48,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-08 15:52:48,969 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-12-08 15:52:48,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-08 15:52:48,971 INFO L225 Difference]: With dead ends: 225 [2019-12-08 15:52:48,972 INFO L226 Difference]: Without dead ends: 221 [2019-12-08 15:52:48,973 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 15:52:48,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2019-12-08 15:52:48,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 207. [2019-12-08 15:52:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-12-08 15:52:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 282 transitions. [2019-12-08 15:52:48,990 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 282 transitions. Word has length 11 [2019-12-08 15:52:48,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-08 15:52:48,990 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 282 transitions. [2019-12-08 15:52:48,990 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-08 15:52:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2019-12-08 15:52:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-08 15:52:48,991 INFO L403 BasicCegarLoop]: Found error trace [2019-12-08 15:52:48,991 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-08 15:52:49,192 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-08 15:52:49,192 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-08 15:52:49,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-08 15:52:49,193 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-12-08 15:52:49,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-08 15:52:49,194 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1689927783] [2019-12-08 15:52:49,194 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 15:52:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-08 15:52:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-08 15:52:50,259 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-12-08 15:52:50,259 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-08 15:52:50,460 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-08 15:52:50,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 03:52:50 BoogieIcfgContainer [2019-12-08 15:52:50,632 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-08 15:52:50,633 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-08 15:52:50,633 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-08 15:52:50,633 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-08 15:52:50,634 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:51:04" (3/4) ... [2019-12-08 15:52:50,637 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-08 15:52:50,819 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-12-08 15:52:50,819 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-08 15:52:50,822 INFO L168 Benchmark]: Toolchain (without parser) took 156380.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 963.0 MB in the beginning and 794.7 MB in the end (delta: 168.3 MB). Peak memory consumption was 289.9 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:50,823 INFO L168 Benchmark]: CDTParser took 0.25 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 15:52:50,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 963.0 MB in the beginning and 1.1 GB in the end (delta: -133.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:50,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:50,825 INFO L168 Benchmark]: Boogie Preprocessor took 166.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:50,825 INFO L168 Benchmark]: RCFGBuilder took 48947.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 967.7 MB in the end (delta: 114.8 MB). Peak memory consumption was 114.8 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:50,825 INFO L168 Benchmark]: TraceAbstraction took 106312.14 ms. Allocated memory is still 1.2 GB. Free memory was 961.0 MB in the beginning and 800.6 MB in the end (delta: 160.4 MB). Peak memory consumption was 160.4 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:50,826 INFO L168 Benchmark]: Witness Printer took 186.82 ms. Allocated memory is still 1.2 GB. Free memory was 800.6 MB in the beginning and 794.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2019-12-08 15:52:50,828 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 650.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 963.0 MB in the beginning and 1.1 GB in the end (delta: -133.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 166.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 48947.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 967.7 MB in the end (delta: 114.8 MB). Peak memory consumption was 114.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 106312.14 ms. Allocated memory is still 1.2 GB. Free memory was 961.0 MB in the beginning and 800.6 MB in the end (delta: 160.4 MB). Peak memory consumption was 160.4 MB. Max. memory is 11.5 GB. * Witness Printer took 186.82 ms. Allocated memory is still 1.2 GB. Free memory was 800.6 MB in the beginning and 794.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 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={2:0}, 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={2:0}, 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={2:0}, 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={2:0}, 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={2:0}, 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={2:0}, 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={2:0}, 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={2:0}, 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: 106.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 103.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 555 SDtfs, 160 SDslu, 576 SDs, 0 SdLazy, 120 SolverSat, 2 SolverUnsat, 32 SolverUnknown, 0 SolverNotchecked, 95.9s 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, 14 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s 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...