./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0883.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_0883.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b3809e91ede00e1e9187fef8a038e5463b8d9fc ............................................................................................................................................................... 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 -Xmx15G -Xms4m -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_0883.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b3809e91ede00e1e9187fef8a038e5463b8d9fc ........................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.25-9a8b2e8 [2020-10-20 00:30:50,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:30:50,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:30:50,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:30:50,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:30:50,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:30:50,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:30:50,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:30:50,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:30:50,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:30:50,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:30:50,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:30:50,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:30:50,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:30:50,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:30:50,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:30:50,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:30:50,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:30:50,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:30:50,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:30:50,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:30:50,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:30:50,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:30:50,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:30:50,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:30:50,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:30:50,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:30:50,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:30:50,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:30:50,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:30:50,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:30:50,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:30:50,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:30:50,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:30:50,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:30:50,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:30:50,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:30:50,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:30:50,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:30:50,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:30:50,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:30:50,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 00:30:50,811 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:30:50,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:30:50,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:30:50,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:30:50,817 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:30:50,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:30:50,817 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:30:50,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 00:30:50,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:30:50,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:30:50,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:30:50,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:30:50,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:30:50,820 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:30:50,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:30:50,821 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:30:50,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:30:50,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:30:50,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:30:50,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:30:50,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:30:50,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:30:50,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:30:50,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:30:50,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:30:50,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 00:30:50,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 00:30:50,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:30:50,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:30:50,824 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(reach_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 -> 3b3809e91ede00e1e9187fef8a038e5463b8d9fc [2020-10-20 00:30:51,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:30:51,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:30:51,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:30:51,057 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:30:51,058 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:30:51,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2020-10-20 00:30:51,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a47c038b/042286eae2b34a29a1665e119abd995d/FLAG68fae34f8 [2020-10-20 00:30:51,747 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:30:51,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2020-10-20 00:30:51,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a47c038b/042286eae2b34a29a1665e119abd995d/FLAG68fae34f8 [2020-10-20 00:30:52,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a47c038b/042286eae2b34a29a1665e119abd995d [2020-10-20 00:30:52,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:30:52,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:30:52,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:30:52,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:30:52,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:30:52,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:30:52" (1/1) ... [2020-10-20 00:30:52,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a509980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:52, skipping insertion in model container [2020-10-20 00:30:52,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:30:52" (1/1) ... [2020-10-20 00:30:52,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:30:52,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:30:52,509 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.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1682) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) 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:1971) 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:1600) 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:1045) 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:1577) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:30:52,518 INFO L168 Benchmark]: Toolchain (without parser) took 436.96 ms. Allocated memory was 35.1 MB in the beginning and 44.0 MB in the end (delta: 8.9 MB). Free memory was 11.8 MB in the beginning and 25.3 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:30:52,519 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 34.1 MB. Free memory was 19.7 MB in the beginning and 19.7 MB in the end (delta: 31.4 kB). Peak memory consumption was 31.4 kB. Max. memory is 14.3 GB. [2020-10-20 00:30:52,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.71 ms. Allocated memory was 35.1 MB in the beginning and 44.0 MB in the end (delta: 8.9 MB). Free memory was 10.9 MB in the beginning and 25.3 MB in the end (delta: -14.4 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:30:52,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 34.1 MB. Free memory was 19.7 MB in the beginning and 19.7 MB in the end (delta: 31.4 kB). Peak memory consumption was 31.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 427.71 ms. Allocated memory was 35.1 MB in the beginning and 44.0 MB in the end (delta: 8.9 MB). Free memory was 10.9 MB in the beginning and 25.3 MB in the end (delta: -14.4 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 00:30:54,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:30:54,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:30:54,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:30:54,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:30:54,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:30:54,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:30:54,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:30:54,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:30:54,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:30:54,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:30:54,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:30:54,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:30:54,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:30:54,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:30:54,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:30:54,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:30:54,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:30:54,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:30:54,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:30:54,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:30:54,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:30:54,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:30:54,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:30:54,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:30:54,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:30:54,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:30:54,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:30:54,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:30:54,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:30:54,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:30:54,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:30:54,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:30:54,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:30:54,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:30:54,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:30:54,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:30:54,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:30:54,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:30:54,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:30:54,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:30:54,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 00:30:54,639 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:30:54,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:30:54,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:30:54,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:30:54,641 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:30:54,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:30:54,641 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:30:54,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:30:54,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:30:54,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:30:54,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:30:54,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:30:54,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 00:30:54,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 00:30:54,643 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:30:54,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:30:54,643 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:30:54,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:30:54,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:30:54,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:30:54,644 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:30:54,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:30:54,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:30:54,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:30:54,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:30:54,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:30:54,645 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 00:30:54,645 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 00:30:54,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:30:54,645 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:30:54,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 00:30:54,646 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(reach_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 -> 3b3809e91ede00e1e9187fef8a038e5463b8d9fc [2020-10-20 00:30:54,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:30:54,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:30:54,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:30:54,880 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:30:54,882 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:30:54,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2020-10-20 00:30:54,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/132404feb/5e8bbfdb82bc4d27aac8d46cab171166/FLAG639301988 [2020-10-20 00:30:55,599 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:30:55,600 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2020-10-20 00:30:55,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/132404feb/5e8bbfdb82bc4d27aac8d46cab171166/FLAG639301988 [2020-10-20 00:30:55,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/132404feb/5e8bbfdb82bc4d27aac8d46cab171166 [2020-10-20 00:30:55,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:30:55,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:30:55,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:30:55,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:30:55,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:30:55,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:30:55" (1/1) ... [2020-10-20 00:30:55,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289b79aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:55, skipping insertion in model container [2020-10-20 00:30:55,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:30:55" (1/1) ... [2020-10-20 00:30:56,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:30:56,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:30:56,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:30:56,459 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 00:30:56,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 00:30:56,713 INFO L208 MainTranslator]: Completed translation [2020-10-20 00:30:56,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56 WrapperNode [2020-10-20 00:30:56,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 00:30:56,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 00:30:56,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 00:30:56,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 00:30:56,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 00:30:56,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 00:30:56,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 00:30:56,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 00:30:56,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (1/1) ... [2020-10-20 00:30:56,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 00:30:56,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 00:30:56,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 00:30:56,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 00:30:56,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (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 [2020-10-20 00:30:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-10-20 00:30:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-10-20 00:30:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-20 00:30:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 00:30:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-10-20 00:30:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-20 00:30:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 00:30:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 00:30:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-20 00:30:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 00:31:50,075 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 00:31:50,076 INFO L298 CfgBuilder]: Removed 94 assume(true) statements. [2020-10-20 00:31:50,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:31:50 BoogieIcfgContainer [2020-10-20 00:31:50,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 00:31:50,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 00:31:50,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 00:31:50,084 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 00:31:50,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 12:30:55" (1/3) ... [2020-10-20 00:31:50,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6694debe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:31:50, skipping insertion in model container [2020-10-20 00:31:50,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:30:56" (2/3) ... [2020-10-20 00:31:50,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6694debe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:31:50, skipping insertion in model container [2020-10-20 00:31:50,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:31:50" (3/3) ... [2020-10-20 00:31:50,093 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0883.c [2020-10-20 00:31:50,104 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 00:31:50,111 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-20 00:31:50,123 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-20 00:31:50,150 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 00:31:50,150 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 00:31:50,150 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 00:31:50,150 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 00:31:50,151 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 00:31:50,151 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 00:31:50,151 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 00:31:50,151 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 00:31:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states. [2020-10-20 00:31:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-20 00:31:50,177 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:31:50,179 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:31:50,179 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:31:50,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:31:50,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1952898142, now seen corresponding path program 1 times [2020-10-20 00:31:50,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:31:50,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974870583] [2020-10-20 00:31:50,198 INFO L95 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 [2020-10-20 00:31:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 00:31:50,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-20 00:31:50,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 00:31:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:31:50,578 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 00:31:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 00:31:50,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974870583] [2020-10-20 00:31:50,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 00:31:50,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-20 00:31:50,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074110688] [2020-10-20 00:31:50,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 00:31:50,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 00:31:50,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 00:31:50,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 00:31:50,606 INFO L87 Difference]: Start difference. First operand 217 states. Second operand 2 states. [2020-10-20 00:31:50,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 00:31:50,655 INFO L93 Difference]: Finished difference Result 430 states and 733 transitions. [2020-10-20 00:31:50,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 00:31:50,657 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2020-10-20 00:31:50,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 00:31:50,673 INFO L225 Difference]: With dead ends: 430 [2020-10-20 00:31:50,673 INFO L226 Difference]: Without dead ends: 212 [2020-10-20 00:31:50,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 00:31:50,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-10-20 00:31:50,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-10-20 00:31:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-10-20 00:31:50,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 290 transitions. [2020-10-20 00:31:50,768 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 290 transitions. Word has length 13 [2020-10-20 00:31:50,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 00:31:50,769 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 290 transitions. [2020-10-20 00:31:50,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 00:31:50,769 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 290 transitions. [2020-10-20 00:31:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-20 00:31:50,770 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 00:31:50,771 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 00:31:50,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-20 00:31:50,986 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 00:31:50,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 00:31:50,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1508795791, now seen corresponding path program 1 times [2020-10-20 00:31:50,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 00:31:50,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356309181] [2020-10-20 00:31:50,990 INFO L95 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 [2020-10-20 00:31:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 00:31:51,818 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 00:31:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 00:31:52,595 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 00:31:52,868 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-10-20 00:31:52,871 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 00:31:53,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-20 00:31:53,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 12:31:53 BoogieIcfgContainer [2020-10-20 00:31:53,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 00:31:53,242 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 00:31:53,242 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 00:31:53,242 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 00:31:53,243 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:31:50" (3/4) ... [2020-10-20 00:31:53,246 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-20 00:31:53,390 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 00:31:53,390 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 00:31:53,393 INFO L168 Benchmark]: Toolchain (without parser) took 57413.27 ms. Allocated memory was 42.5 MB in the beginning and 62.9 MB in the end (delta: 20.4 MB). Free memory was 22.0 MB in the beginning and 25.6 MB in the end (delta: -3.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,393 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 32.0 MB. Free memory was 10.9 MB in the beginning and 10.8 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.37 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 21.1 MB in the beginning and 23.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.64 ms. Allocated memory is still 45.6 MB. Free memory was 23.5 MB in the beginning and 17.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,395 INFO L168 Benchmark]: Boogie Preprocessor took 180.62 ms. Allocated memory is still 45.6 MB. Free memory was 17.8 MB in the beginning and 11.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,396 INFO L168 Benchmark]: RCFGBuilder took 53080.98 ms. Allocated memory was 45.6 MB in the beginning and 56.6 MB in the end (delta: 11.0 MB). Free memory was 11.3 MB in the beginning and 30.1 MB in the end (delta: -18.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,397 INFO L168 Benchmark]: TraceAbstraction took 3161.63 ms. Allocated memory was 56.6 MB in the beginning and 62.9 MB in the end (delta: 6.3 MB). Free memory was 29.6 MB in the beginning and 35.7 MB in the end (delta: -6.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,397 INFO L168 Benchmark]: Witness Printer took 148.52 ms. Allocated memory is still 62.9 MB. Free memory was 35.7 MB in the beginning and 25.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:31:53,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 32.0 MB. Free memory was 10.9 MB in the beginning and 10.8 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 728.37 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 21.1 MB in the beginning and 23.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 101.64 ms. Allocated memory is still 45.6 MB. Free memory was 23.5 MB in the beginning and 17.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 180.62 ms. Allocated memory is still 45.6 MB. Free memory was 17.8 MB in the beginning and 11.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 14.3 GB. * RCFGBuilder took 53080.98 ms. Allocated memory was 45.6 MB in the beginning and 56.6 MB in the end (delta: 11.0 MB). Free memory was 11.3 MB in the beginning and 30.1 MB in the end (delta: -18.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 3161.63 ms. Allocated memory was 56.6 MB in the beginning and 62.9 MB in the end (delta: 6.3 MB). Free memory was 29.6 MB in the beginning and 35.7 MB in the end (delta: -6.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 14.3 GB. * Witness Printer took 148.52 ms. Allocated memory is still 62.9 MB. Free memory was 35.7 MB in the beginning and 25.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40-L42] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L95] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L222-L261] 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={1073741826:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={1073741827:0}, 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] [L587] double x = 1.0 / 0.0; [L588] double y = __VERIFIER_nondet_double(); [L590] COND TRUE y > 0.0 [L264] double z, ax, z_h, z_l, p_h, p_l; [L265] double y1, t1, t2, r, s, t, u, v, w; [L266] __int32_t i, j, k, yisint, n; [L267] __int32_t hx, hy, ix, iy; [L268] __uint32_t lx, ly; VAL [bp_pow={1073741826:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={1073741827:0}, 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] [L271] ieee_double_shape_type ew_u; [L272] ew_u.value = (x) [L273] EXPR ew_u.parts.msw [L273] (hx) = ew_u.parts.msw [L274] EXPR ew_u.parts.lsw [L274] (lx) = ew_u.parts.lsw [L277] ieee_double_shape_type ew_u; [L278] ew_u.value = (y) [L279] EXPR ew_u.parts.msw [L279] (hy) = ew_u.parts.msw [L280] EXPR ew_u.parts.lsw [L280] (ly) = ew_u.parts.lsw [L282] ix = hx & 0x7fffffff [L283] iy = hy & 0x7fffffff VAL [bp_pow={1073741826:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={1073741827:0}, 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] [L285] COND TRUE (iy | ly) == 0 [L286] return one_pow; VAL [bp_pow={1073741826:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={1073741827:0}, 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] [L592] double res = __ieee754_pow(x, y); [L566] __int32_t hx, lx; VAL [bp_pow={1073741826:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={1073741827:0}, 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] [L568] ieee_double_shape_type ew_u; [L569] ew_u.value = (x) [L570] EXPR ew_u.parts.msw [L570] (hx) = ew_u.parts.msw [L571] EXPR ew_u.parts.lsw [L571] (lx) = ew_u.parts.lsw [L573] hx &= 0x7fffffff [L574] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L575] hx = 0x7ff00000 - hx [L576] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [bp_pow={1073741826:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={1073741827:0}, 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] [L595] COND TRUE !isinf_double(res) [L3] __assert_fail("0", "double_req_bl_0883.c", 3, "reach_error") VAL [bp_pow={1073741826:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={6:0}, dp_l_pow={1073741827:0}, 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, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.9s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 295 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 288 SizeOfPredicates, 0 NumberOfNonLiveVariables, 107 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: 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...