./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fccca5e418f61862158cd52f896baca51f169d2 ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fccca5e418f61862158cd52f896baca51f169d2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:35:12,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:35:12,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:35:12,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:35:12,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:35:12,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:35:12,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:35:12,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:35:12,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:35:12,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:35:12,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:35:12,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:35:12,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:35:12,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:35:12,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:35:12,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:35:12,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:35:12,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:35:12,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:35:12,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:35:12,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:35:12,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:35:12,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:35:12,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:35:12,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:35:12,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:35:12,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:35:12,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:35:12,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:35:12,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:35:12,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:35:12,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:35:12,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:35:12,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:35:12,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:35:12,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:35:12,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:35:12,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:35:12,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:35:12,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:35:12,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:35:12,670 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 10:35:12,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:35:12,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:35:12,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:35:12,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:35:12,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:35:12,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:35:12,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:35:12,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:35:12,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:35:12,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:35:12,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:35:12,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:35:12,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:35:12,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:35:12,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:35:12,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:35:12,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:35:12,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:35:12,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:35:12,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:35:12,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 10:35:12,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 10:35:12,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:35:12,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:35:12,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:35:12,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 10:35:12,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:35:12,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:35:12,708 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fccca5e418f61862158cd52f896baca51f169d2 [2019-11-20 10:35:12,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:35:12,865 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:35:12,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:35:12,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:35:12,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:35:12,871 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-11-20 10:35:12,921 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/6dcc00de6/a87367287b6a48f08b6341e161d0ee7d/FLAGe85f8ad45 [2019-11-20 10:35:13,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:35:13,394 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-11-20 10:35:13,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/6dcc00de6/a87367287b6a48f08b6341e161d0ee7d/FLAGe85f8ad45 [2019-11-20 10:35:13,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/6dcc00de6/a87367287b6a48f08b6341e161d0ee7d [2019-11-20 10:35:13,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:35:13,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:35:13,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:35:13,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:35:13,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:35:13,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:13" (1/1) ... [2019-11-20 10:35:13,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@396b9d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:13, skipping insertion in model container [2019-11-20 10:35:13,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:13" (1/1) ... [2019-11-20 10:35:13,437 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:35:13,488 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:35:13,853 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:1636) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:317) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) 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:1832) 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:1455) 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:906) 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:1432) 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:906) 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:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) 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) [2019-11-20 10:35:13,858 INFO L168 Benchmark]: Toolchain (without parser) took 434.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 951.4 MB in the beginning and 1.2 GB in the end (delta: -200.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:35:13,859 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:35:13,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 946.0 MB in the beginning and 1.2 GB in the end (delta: -206.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-20 10:35:13,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 946.0 MB in the beginning and 1.2 GB in the end (delta: -206.0 MB). Peak memory consumption was 17.8 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 0.1.24-678e011 [2019-11-20 10:35:15,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:35:15,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:35:15,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:35:15,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:35:15,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:35:15,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:35:15,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:35:15,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:35:15,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:35:15,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:35:15,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:35:15,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:35:15,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:35:15,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:35:15,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:35:15,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:35:15,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:35:15,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:35:15,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:35:15,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:35:15,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:35:15,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:35:15,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:35:15,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:35:15,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:35:15,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:35:15,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:35:15,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:35:15,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:35:15,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:35:15,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:35:15,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:35:15,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:35:15,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:35:15,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:35:15,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:35:15,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:35:15,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:35:15,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:35:15,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:35:15,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 10:35:15,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:35:15,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:35:15,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:35:15,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:35:15,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:35:15,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:35:15,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:35:15,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:35:15,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:35:15,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:35:15,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:35:15,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:35:15,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 10:35:15,592 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 10:35:15,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:35:15,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:35:15,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:35:15,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:35:15,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:35:15,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:35:15,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:35:15,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 10:35:15,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 10:35:15,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:35:15,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:35:15,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:35:15,596 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 10:35:15,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 10:35:15,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:35:15,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 10:35:15,597 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fccca5e418f61862158cd52f896baca51f169d2 [2019-11-20 10:35:15,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:35:15,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:35:15,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:35:15,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:35:15,876 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:35:15,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-11-20 10:35:15,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/407a2edf4/baf0a59148804dc4b4c50e70cd7d0725/FLAG2cd83eb43 [2019-11-20 10:35:16,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:35:16,387 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-11-20 10:35:16,396 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/407a2edf4/baf0a59148804dc4b4c50e70cd7d0725/FLAG2cd83eb43 [2019-11-20 10:35:16,729 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/data/407a2edf4/baf0a59148804dc4b4c50e70cd7d0725 [2019-11-20 10:35:16,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:35:16,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:35:16,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:35:16,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:35:16,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:35:16,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:16" (1/1) ... [2019-11-20 10:35:16,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5516ff4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:16, skipping insertion in model container [2019-11-20 10:35:16,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:16" (1/1) ... [2019-11-20 10:35:16,748 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:35:16,791 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:35:17,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:35:17,072 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:35:17,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:35:17,265 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:35:17,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17 WrapperNode [2019-11-20 10:35:17,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:35:17,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:35:17,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:35:17,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:35:17,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:35:17,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:35:17,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:35:17,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:35:17,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... [2019-11-20 10:35:17,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:35:17,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:35:17,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:35:17,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:35:17,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/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 [2019-11-20 10:35:17,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-20 10:35:17,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-20 10:35:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:35:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-11-20 10:35:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 10:35:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:35:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:35:17,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 10:35:17,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 10:36:04,231 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:36:04,231 INFO L285 CfgBuilder]: Removed 88 assume(true) statements. [2019-11-20 10:36:04,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:36:04 BoogieIcfgContainer [2019-11-20 10:36:04,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:36:04,234 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 10:36:04,235 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 10:36:04,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 10:36:04,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:35:16" (1/3) ... [2019-11-20 10:36:04,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d1a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:36:04, skipping insertion in model container [2019-11-20 10:36:04,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:17" (2/3) ... [2019-11-20 10:36:04,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d1a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:36:04, skipping insertion in model container [2019-11-20 10:36:04,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:36:04" (3/3) ... [2019-11-20 10:36:04,242 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872b.c [2019-11-20 10:36:04,253 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 10:36:04,262 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 10:36:04,272 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 10:36:04,299 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 10:36:04,300 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 10:36:04,300 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 10:36:04,300 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 10:36:04,300 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 10:36:04,300 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 10:36:04,300 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 10:36:04,301 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 10:36:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-11-20 10:36:04,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 10:36:04,327 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:36:04,328 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:36:04,329 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:36:04,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:36:04,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-11-20 10:36:04,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 10:36:04,347 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1544814713] [2019-11-20 10:36:04,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/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 [2019-11-20 10:36:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:04,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 10:36:04,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:36:04,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:36:04,602 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 10:36:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:36:04,606 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1544814713] [2019-11-20 10:36:04,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:36:04,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 10:36:04,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683395292] [2019-11-20 10:36:04,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 10:36:04,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 10:36:04,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 10:36:04,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 10:36:04,630 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-11-20 10:36:04,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:36:04,682 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-11-20 10:36:04,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 10:36:04,684 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-20 10:36:04,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:36:04,709 INFO L225 Difference]: With dead ends: 418 [2019-11-20 10:36:04,710 INFO L226 Difference]: Without dead ends: 207 [2019-11-20 10:36:04,715 INFO L630 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 [2019-11-20 10:36:04,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-11-20 10:36:04,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-11-20 10:36:04,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-20 10:36:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-11-20 10:36:04,799 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-11-20 10:36:04,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:36:04,799 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-11-20 10:36:04,800 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 10:36:04,800 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-11-20 10:36:04,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 10:36:04,801 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:36:04,801 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:36:05,016 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 10:36:05,017 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:36:05,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:36:05,017 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-11-20 10:36:05,019 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 10:36:05,019 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356683532] [2019-11-20 10:36:05,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/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 [2019-11-20 10:36:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:05,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 10:36:05,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:36:05,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:36:05,350 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 10:36:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:36:05,372 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1356683532] [2019-11-20 10:36:05,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:36:05,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-11-20 10:36:05,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579534123] [2019-11-20 10:36:05,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 10:36:05,374 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 10:36:05,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 10:36:05,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 10:36:05,375 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 5 states. [2019-11-20 10:36:30,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:36:30,716 INFO L93 Difference]: Finished difference Result 240 states and 325 transitions. [2019-11-20 10:36:30,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 10:36:30,755 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-11-20 10:36:30,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:36:30,757 INFO L225 Difference]: With dead ends: 240 [2019-11-20 10:36:30,758 INFO L226 Difference]: Without dead ends: 236 [2019-11-20 10:36:30,759 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-20 10:36:30,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2019-11-20 10:36:30,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 207. [2019-11-20 10:36:30,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-20 10:36:30,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 282 transitions. [2019-11-20 10:36:30,776 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 282 transitions. Word has length 11 [2019-11-20 10:36:30,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:36:30,777 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 282 transitions. [2019-11-20 10:36:30,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 10:36:30,777 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2019-11-20 10:36:30,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 10:36:30,778 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:36:30,778 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:36:30,997 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 10:36:30,997 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:36:30,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:36:30,998 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-11-20 10:36:30,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 10:36:30,999 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717592486] [2019-11-20 10:36:30,999 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/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 [2019-11-20 10:36:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:31,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 10:36:31,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:36:31,380 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2019-11-20 10:36:31,393 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 10:36:31,395 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2019-11-20 10:36:31,395 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:36:31,411 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,421 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,422 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2019-11-20 10:36:31,422 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:36:31,426 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,427 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:36:31,443 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,443 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 10:36:31,444 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:47, output treesize:19 [2019-11-20 10:36:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:36:31,515 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 10:36:31,598 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,599 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 39 [2019-11-20 10:36:31,624 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,625 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 31 treesize of output 35 [2019-11-20 10:36:31,625 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 10:36:31,637 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,646 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,646 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2019-11-20 10:36:31,647 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 10:36:31,650 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,650 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 10:36:31,661 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 10:36:31,662 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 10:36:31,662 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:49, output treesize:20 [2019-11-20 10:36:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:36:31,706 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717592486] [2019-11-20 10:36:31,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:36:31,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-20 10:36:31,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47487758] [2019-11-20 10:36:31,707 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 10:36:31,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 10:36:31,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 10:36:31,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-20 10:36:31,708 INFO L87 Difference]: Start difference. First operand 207 states and 282 transitions. Second operand 8 states. [2019-11-20 10:36:31,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:36:31,843 INFO L93 Difference]: Finished difference Result 207 states and 282 transitions. [2019-11-20 10:36:31,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 10:36:31,843 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2019-11-20 10:36:31,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:36:31,844 INFO L225 Difference]: With dead ends: 207 [2019-11-20 10:36:31,844 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 10:36:31,845 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-11-20 10:36:31,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 10:36:31,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 10:36:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 10:36:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 10:36:31,846 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-20 10:36:31,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:36:31,846 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 10:36:31,847 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 10:36:31,847 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 10:36:31,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 10:36:32,064 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 10:36:32,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 10:36:32,267 INFO L440 ceAbstractionStarter]: At program point L35-2(lines 17 36) the Hoare annotation is: false [2019-11-20 10:36:32,267 INFO L444 ceAbstractionStarter]: For program point L498(lines 498 499) no Hoare annotation was computed. [2019-11-20 10:36:32,267 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 302) no Hoare annotation was computed. [2019-11-20 10:36:32,267 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 508) no Hoare annotation was computed. [2019-11-20 10:36:32,267 INFO L444 ceAbstractionStarter]: For program point L501-2(lines 494 508) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 307) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L502(lines 502 507) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 306) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L372-1(lines 372 377) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L440 ceAbstractionStarter]: At program point L372-2(lines 372 377) the Hoare annotation is: false [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L372-3(lines 372 377) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L505(lines 505 506) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L176(lines 176 190) no Hoare annotation was computed. [2019-11-20 10:36:32,268 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 44 49) no Hoare annotation was computed. [2019-11-20 10:36:32,269 INFO L440 ceAbstractionStarter]: At program point L44-2(lines 44 49) the Hoare annotation is: false [2019-11-20 10:36:32,269 INFO L444 ceAbstractionStarter]: For program point L44-3(lines 44 49) no Hoare annotation was computed. [2019-11-20 10:36:32,269 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 441 446) no Hoare annotation was computed. [2019-11-20 10:36:32,269 INFO L440 ceAbstractionStarter]: At program point L441-2(lines 441 446) the Hoare annotation is: false [2019-11-20 10:36:32,269 INFO L444 ceAbstractionStarter]: For program point L441-3(lines 441 446) no Hoare annotation was computed. [2019-11-20 10:36:32,269 INFO L444 ceAbstractionStarter]: For program point L574(lines 574 577) no Hoare annotation was computed. [2019-11-20 10:36:32,269 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 189) no Hoare annotation was computed. [2019-11-20 10:36:32,269 INFO L444 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-20 10:36:32,269 INFO L444 ceAbstractionStarter]: For program point L112-2(lines 112 117) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 332) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 116) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 319) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L180(lines 180 188) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L313(lines 313 318) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L447 ceAbstractionStarter]: At program point L579(lines 562 580) the Hoare annotation is: true [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L513(lines 513 527) no Hoare annotation was computed. [2019-11-20 10:36:32,270 INFO L444 ceAbstractionStarter]: For program point L513-2(lines 513 527) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 318) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L183(lines 183 188) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L51(lines 51 63) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L51-2(lines 42 92) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L316(line 316) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L316-2(line 316) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L184(lines 184 185) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L52(lines 52 53) no Hoare annotation was computed. [2019-11-20 10:36:32,271 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 391) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L383-1(lines 383 391) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L318-2(line 318) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L120(lines 120 131) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L120-2(lines 120 131) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L517-1(lines 517 522) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L440 ceAbstractionStarter]: At program point L517-2(lines 517 522) the Hoare annotation is: false [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L517-3(lines 517 522) no Hoare annotation was computed. [2019-11-20 10:36:32,272 INFO L440 ceAbstractionStarter]: At program point L121-2(lines 121 125) the Hoare annotation is: false [2019-11-20 10:36:32,272 INFO L444 ceAbstractionStarter]: For program point L121-3(lines 121 125) no Hoare annotation was computed. [2019-11-20 10:36:32,273 INFO L444 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-20 10:36:32,273 INFO L440 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-11-20 10:36:32,273 INFO L444 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-20 10:36:32,273 INFO L444 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2019-11-20 10:36:32,275 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 325) no Hoare annotation was computed. [2019-11-20 10:36:32,276 INFO L440 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: false [2019-11-20 10:36:32,276 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 453 458) no Hoare annotation was computed. [2019-11-20 10:36:32,276 INFO L440 ceAbstractionStarter]: At program point L453-2(lines 453 458) the Hoare annotation is: false [2019-11-20 10:36:32,276 INFO L444 ceAbstractionStarter]: For program point L453-3(lines 453 458) no Hoare annotation was computed. [2019-11-20 10:36:32,276 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 324) no Hoare annotation was computed. [2019-11-20 10:36:32,277 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 10:36:32,277 INFO L444 ceAbstractionStarter]: For program point L126-2(lines 126 127) no Hoare annotation was computed. [2019-11-20 10:36:32,277 INFO L440 ceAbstractionStarter]: At program point L126-3(lines 126 127) the Hoare annotation is: false [2019-11-20 10:36:32,277 INFO L444 ceAbstractionStarter]: For program point L126-4(lines 126 127) no Hoare annotation was computed. [2019-11-20 10:36:32,277 INFO L444 ceAbstractionStarter]: For program point L193(lines 193 194) no Hoare annotation was computed. [2019-11-20 10:36:32,277 INFO L444 ceAbstractionStarter]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2019-11-20 10:36:32,278 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2019-11-20 10:36:32,278 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 525) no Hoare annotation was computed. [2019-11-20 10:36:32,278 INFO L444 ceAbstractionStarter]: For program point L524-2(lines 524 525) no Hoare annotation was computed. [2019-11-20 10:36:32,278 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 327) no Hoare annotation was computed. [2019-11-20 10:36:32,279 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 331) no Hoare annotation was computed. [2019-11-20 10:36:32,279 INFO L444 ceAbstractionStarter]: For program point L196-1(lines 196 201) no Hoare annotation was computed. [2019-11-20 10:36:32,288 INFO L440 ceAbstractionStarter]: At program point L196-2(lines 196 201) the Hoare annotation is: false [2019-11-20 10:36:32,288 INFO L444 ceAbstractionStarter]: For program point L196-3(lines 196 201) no Hoare annotation was computed. [2019-11-20 10:36:32,288 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 330) no Hoare annotation was computed. [2019-11-20 10:36:32,288 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 10:36:32,289 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 575) no Hoare annotation was computed. [2019-11-20 10:36:32,289 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 404) no Hoare annotation was computed. [2019-11-20 10:36:32,289 INFO L444 ceAbstractionStarter]: For program point L529-1(lines 529 534) no Hoare annotation was computed. [2019-11-20 10:36:32,289 INFO L440 ceAbstractionStarter]: At program point L529-2(lines 529 534) the Hoare annotation is: false [2019-11-20 10:36:32,289 INFO L444 ceAbstractionStarter]: For program point L529-3(lines 529 534) no Hoare annotation was computed. [2019-11-20 10:36:32,289 INFO L444 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-20 10:36:32,290 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 404) no Hoare annotation was computed. [2019-11-20 10:36:32,290 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-11-20 10:36:32,290 INFO L444 ceAbstractionStarter]: For program point L134-2(lines 134 137) no Hoare annotation was computed. [2019-11-20 10:36:32,290 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 465 470) no Hoare annotation was computed. [2019-11-20 10:36:32,290 INFO L440 ceAbstractionStarter]: At program point L465-2(lines 465 470) the Hoare annotation is: false [2019-11-20 10:36:32,290 INFO L444 ceAbstractionStarter]: For program point L465-3(lines 465 470) no Hoare annotation was computed. [2019-11-20 10:36:32,291 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 77) no Hoare annotation was computed. [2019-11-20 10:36:32,291 INFO L444 ceAbstractionStarter]: For program point L268-1(lines 268 273) no Hoare annotation was computed. [2019-11-20 10:36:32,291 INFO L440 ceAbstractionStarter]: At program point L268-2(lines 268 273) the Hoare annotation is: (and (= ((_ to_fp 11 53) roundNearestTiesToEven 1.0) ~one_pow~0) (= ULTIMATE.start___ieee754_pow_~y (fp.neg (_ +zero 11 53)))) [2019-11-20 10:36:32,291 INFO L440 ceAbstractionStarter]: At program point L202(lines 95 203) the Hoare annotation is: false [2019-11-20 10:36:32,292 INFO L444 ceAbstractionStarter]: For program point L70-1(lines 70 75) no Hoare annotation was computed. [2019-11-20 10:36:32,292 INFO L440 ceAbstractionStarter]: At program point L70-2(lines 70 75) the Hoare annotation is: false [2019-11-20 10:36:32,292 INFO L444 ceAbstractionStarter]: For program point L70-3(lines 70 75) no Hoare annotation was computed. [2019-11-20 10:36:32,292 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2019-11-20 10:36:32,292 INFO L444 ceAbstractionStarter]: For program point L336-2(lines 261 560) no Hoare annotation was computed. [2019-11-20 10:36:32,293 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 348) no Hoare annotation was computed. [2019-11-20 10:36:32,293 INFO L444 ceAbstractionStarter]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2019-11-20 10:36:32,293 INFO L440 ceAbstractionStarter]: At program point L206-2(lines 206 210) the Hoare annotation is: false [2019-11-20 10:36:32,293 INFO L444 ceAbstractionStarter]: For program point L405(lines 405 410) no Hoare annotation was computed. [2019-11-20 10:36:32,293 INFO L444 ceAbstractionStarter]: For program point L405-1(lines 379 472) no Hoare annotation was computed. [2019-11-20 10:36:32,293 INFO L444 ceAbstractionStarter]: For program point L339(lines 339 340) no Hoare annotation was computed. [2019-11-20 10:36:32,293 INFO L444 ceAbstractionStarter]: For program point L405-2(lines 405 410) no Hoare annotation was computed. [2019-11-20 10:36:32,294 INFO L444 ceAbstractionStarter]: For program point L339-2(lines 337 348) no Hoare annotation was computed. [2019-11-20 10:36:32,294 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 279) no Hoare annotation was computed. [2019-11-20 10:36:32,294 INFO L444 ceAbstractionStarter]: For program point L274-1(lines 261 560) no Hoare annotation was computed. [2019-11-20 10:36:32,294 INFO L444 ceAbstractionStarter]: For program point L274-2(lines 274 279) no Hoare annotation was computed. [2019-11-20 10:36:32,294 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 346) no Hoare annotation was computed. [2019-11-20 10:36:32,294 INFO L444 ceAbstractionStarter]: For program point L342(lines 342 345) no Hoare annotation was computed. [2019-11-20 10:36:32,295 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 83) no Hoare annotation was computed. [2019-11-20 10:36:32,295 INFO L444 ceAbstractionStarter]: For program point L475(lines 475 476) no Hoare annotation was computed. [2019-11-20 10:36:32,295 INFO L444 ceAbstractionStarter]: For program point L475-2(lines 475 476) no Hoare annotation was computed. [2019-11-20 10:36:32,295 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 216) no Hoare annotation was computed. [2019-11-20 10:36:32,295 INFO L444 ceAbstractionStarter]: For program point L211-1(lines 204 218) no Hoare annotation was computed. [2019-11-20 10:36:32,295 INFO L444 ceAbstractionStarter]: For program point L211-2(lines 211 216) no Hoare annotation was computed. [2019-11-20 10:36:32,295 INFO L440 ceAbstractionStarter]: At program point L145-2(lines 145 155) the Hoare annotation is: false [2019-11-20 10:36:32,296 INFO L444 ceAbstractionStarter]: For program point L79(lines 79 82) no Hoare annotation was computed. [2019-11-20 10:36:32,296 INFO L444 ceAbstractionStarter]: For program point L145-3(lines 145 155) no Hoare annotation was computed. [2019-11-20 10:36:32,296 INFO L444 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2019-11-20 10:36:32,296 INFO L444 ceAbstractionStarter]: For program point L147(lines 147 151) no Hoare annotation was computed. [2019-11-20 10:36:32,296 INFO L444 ceAbstractionStarter]: For program point L147-2(lines 147 151) no Hoare annotation was computed. [2019-11-20 10:36:32,296 INFO L444 ceAbstractionStarter]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2019-11-20 10:36:32,296 INFO L440 ceAbstractionStarter]: At program point L544-2(lines 544 548) the Hoare annotation is: false [2019-11-20 10:36:32,297 INFO L444 ceAbstractionStarter]: For program point L544-3(lines 544 548) no Hoare annotation was computed. [2019-11-20 10:36:32,297 INFO L444 ceAbstractionStarter]: For program point L479-1(lines 479 484) no Hoare annotation was computed. [2019-11-20 10:36:32,297 INFO L440 ceAbstractionStarter]: At program point L479-2(lines 479 484) the Hoare annotation is: false [2019-11-20 10:36:32,297 INFO L444 ceAbstractionStarter]: For program point L479-3(lines 479 484) no Hoare annotation was computed. [2019-11-20 10:36:32,297 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 284) no Hoare annotation was computed. [2019-11-20 10:36:32,297 INFO L440 ceAbstractionStarter]: At program point L217(lines 204 218) the Hoare annotation is: false [2019-11-20 10:36:32,298 INFO L444 ceAbstractionStarter]: For program point L85-1(lines 85 90) no Hoare annotation was computed. [2019-11-20 10:36:32,298 INFO L440 ceAbstractionStarter]: At program point L85-2(lines 85 90) the Hoare annotation is: false [2019-11-20 10:36:32,298 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-20 10:36:32,298 INFO L444 ceAbstractionStarter]: For program point L85-3(lines 85 90) no Hoare annotation was computed. [2019-11-20 10:36:32,298 INFO L440 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-20 10:36:32,298 INFO L444 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-20 10:36:32,298 INFO L440 ceAbstractionStarter]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-11-20 10:36:32,299 INFO L444 ceAbstractionStarter]: For program point L19-9(lines 19 23) no Hoare annotation was computed. [2019-11-20 10:36:32,299 INFO L440 ceAbstractionStarter]: At program point L19-10(lines 19 23) the Hoare annotation is: false [2019-11-20 10:36:32,299 INFO L444 ceAbstractionStarter]: For program point L416-1(lines 416 421) no Hoare annotation was computed. [2019-11-20 10:36:32,299 INFO L440 ceAbstractionStarter]: At program point L416-2(lines 416 421) the Hoare annotation is: false [2019-11-20 10:36:32,299 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 10:36:32,299 INFO L444 ceAbstractionStarter]: For program point L416-3(lines 416 421) no Hoare annotation was computed. [2019-11-20 10:36:32,299 INFO L444 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2019-11-20 10:36:32,300 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 292) no Hoare annotation was computed. [2019-11-20 10:36:32,300 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 472) no Hoare annotation was computed. [2019-11-20 10:36:32,300 INFO L444 ceAbstractionStarter]: For program point L288(lines 288 291) no Hoare annotation was computed. [2019-11-20 10:36:32,300 INFO L444 ceAbstractionStarter]: For program point L354-2(lines 354 472) no Hoare annotation was computed. [2019-11-20 10:36:32,300 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-20 10:36:32,300 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 17 36) no Hoare annotation was computed. [2019-11-20 10:36:32,301 INFO L444 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2019-11-20 10:36:32,301 INFO L444 ceAbstractionStarter]: For program point L24-4(lines 17 36) no Hoare annotation was computed. [2019-11-20 10:36:32,301 INFO L444 ceAbstractionStarter]: For program point L24-6(lines 24 28) no Hoare annotation was computed. [2019-11-20 10:36:32,301 INFO L444 ceAbstractionStarter]: For program point L24-7(lines 17 36) no Hoare annotation was computed. [2019-11-20 10:36:32,301 INFO L444 ceAbstractionStarter]: For program point L553-1(lines 553 558) no Hoare annotation was computed. [2019-11-20 10:36:32,301 INFO L440 ceAbstractionStarter]: At program point L553-2(lines 553 558) the Hoare annotation is: false [2019-11-20 10:36:32,301 INFO L444 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2019-11-20 10:36:32,302 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 360) no Hoare annotation was computed. [2019-11-20 10:36:32,302 INFO L444 ceAbstractionStarter]: For program point L355-2(lines 354 379) no Hoare annotation was computed. [2019-11-20 10:36:32,302 INFO L440 ceAbstractionStarter]: At program point L91(lines 42 92) the Hoare annotation is: false [2019-11-20 10:36:32,302 INFO L444 ceAbstractionStarter]: For program point L488-1(lines 488 493) no Hoare annotation was computed. [2019-11-20 10:36:32,302 INFO L440 ceAbstractionStarter]: At program point L488-2(lines 488 493) the Hoare annotation is: false [2019-11-20 10:36:32,302 INFO L444 ceAbstractionStarter]: For program point L488-3(lines 261 560) no Hoare annotation was computed. [2019-11-20 10:36:32,302 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 357) no Hoare annotation was computed. [2019-11-20 10:36:32,303 INFO L440 ceAbstractionStarter]: At program point L158-2(lines 158 174) the Hoare annotation is: false [2019-11-20 10:36:32,303 INFO L444 ceAbstractionStarter]: For program point L158-3(lines 95 203) no Hoare annotation was computed. [2019-11-20 10:36:32,303 INFO L444 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2019-11-20 10:36:32,303 INFO L444 ceAbstractionStarter]: For program point L357-2(line 357) no Hoare annotation was computed. [2019-11-20 10:36:32,303 INFO L444 ceAbstractionStarter]: For program point L424-1(lines 424 429) no Hoare annotation was computed. [2019-11-20 10:36:32,303 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 359) no Hoare annotation was computed. [2019-11-20 10:36:32,303 INFO L440 ceAbstractionStarter]: At program point L424-2(lines 424 429) the Hoare annotation is: false [2019-11-20 10:36:32,304 INFO L444 ceAbstractionStarter]: For program point L424-3(lines 424 429) no Hoare annotation was computed. [2019-11-20 10:36:32,304 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 10:36:32,304 INFO L444 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-11-20 10:36:32,304 INFO L444 ceAbstractionStarter]: For program point L359-2(line 359) no Hoare annotation was computed. [2019-11-20 10:36:32,305 INFO L444 ceAbstractionStarter]: For program point L161(lines 161 170) no Hoare annotation was computed. [2019-11-20 10:36:32,305 INFO L444 ceAbstractionStarter]: For program point L161-2(lines 161 170) no Hoare annotation was computed. [2019-11-20 10:36:32,305 INFO L444 ceAbstractionStarter]: For program point L29(lines 29 34) no Hoare annotation was computed. [2019-11-20 10:36:32,306 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 17 36) no Hoare annotation was computed. [2019-11-20 10:36:32,308 INFO L444 ceAbstractionStarter]: For program point L29-2(lines 29 34) no Hoare annotation was computed. [2019-11-20 10:36:32,309 INFO L444 ceAbstractionStarter]: For program point L29-3(lines 29 34) no Hoare annotation was computed. [2019-11-20 10:36:32,310 INFO L444 ceAbstractionStarter]: For program point L29-4(lines 17 36) no Hoare annotation was computed. [2019-11-20 10:36:32,310 INFO L444 ceAbstractionStarter]: For program point L29-5(lines 29 34) no Hoare annotation was computed. [2019-11-20 10:36:32,310 INFO L444 ceAbstractionStarter]: For program point L29-6(lines 29 34) no Hoare annotation was computed. [2019-11-20 10:36:32,310 INFO L444 ceAbstractionStarter]: For program point L29-7(lines 17 36) no Hoare annotation was computed. [2019-11-20 10:36:32,310 INFO L444 ceAbstractionStarter]: For program point L29-8(lines 29 34) no Hoare annotation was computed. [2019-11-20 10:36:32,310 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 309) no Hoare annotation was computed. [2019-11-20 10:36:32,311 INFO L444 ceAbstractionStarter]: For program point L294-1(lines 261 560) no Hoare annotation was computed. [2019-11-20 10:36:32,311 INFO L440 ceAbstractionStarter]: At program point L559(lines 261 560) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (and (= .cse0 |ULTIMATE.start___ieee754_pow_#res|) (= .cse0 ~one_pow~0))) [2019-11-20 10:36:32,311 INFO L444 ceAbstractionStarter]: For program point L295(lines 295 308) no Hoare annotation was computed. [2019-11-20 10:36:32,311 INFO L444 ceAbstractionStarter]: For program point L163(lines 163 164) no Hoare annotation was computed. [2019-11-20 10:36:32,312 INFO L444 ceAbstractionStarter]: For program point L163-2(lines 163 164) no Hoare annotation was computed. [2019-11-20 10:36:32,312 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 500) no Hoare annotation was computed. [2019-11-20 10:36:32,312 INFO L444 ceAbstractionStarter]: For program point L363(line 363) no Hoare annotation was computed. [2019-11-20 10:36:32,313 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 308) no Hoare annotation was computed. [2019-11-20 10:36:32,313 INFO L444 ceAbstractionStarter]: For program point L363-2(line 363) no Hoare annotation was computed. [2019-11-20 10:36:32,313 INFO L444 ceAbstractionStarter]: For program point L364(lines 364 365) no Hoare annotation was computed. [2019-11-20 10:36:32,313 INFO L444 ceAbstractionStarter]: For program point L166(lines 166 167) no Hoare annotation was computed. [2019-11-20 10:36:32,313 INFO L444 ceAbstractionStarter]: For program point L166-2(lines 166 167) no Hoare annotation was computed. [2019-11-20 10:36:32,313 INFO L444 ceAbstractionStarter]: For program point L365(line 365) no Hoare annotation was computed. [2019-11-20 10:36:32,315 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2019-11-20 10:36:32,315 INFO L444 ceAbstractionStarter]: For program point L365-2(line 365) no Hoare annotation was computed. [2019-11-20 10:36:32,316 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 101 106) no Hoare annotation was computed. [2019-11-20 10:36:32,316 INFO L440 ceAbstractionStarter]: At program point L101-2(lines 101 106) the Hoare annotation is: false [2019-11-20 10:36:32,316 INFO L440 ceAbstractionStarter]: At program point L35(lines 17 36) the Hoare annotation is: false [2019-11-20 10:36:32,316 INFO L444 ceAbstractionStarter]: For program point L101-3(lines 95 203) no Hoare annotation was computed. [2019-11-20 10:36:32,316 INFO L440 ceAbstractionStarter]: At program point L35-1(lines 17 36) the Hoare annotation is: false [2019-11-20 10:36:32,324 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:36:32 BoogieIcfgContainer [2019-11-20 10:36:32,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 10:36:32,330 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:36:32,330 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:36:32,331 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:36:32,331 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:36:04" (3/4) ... [2019-11-20 10:36:32,334 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 10:36:32,371 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 10:36:32,371 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 10:36:32,372 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 10:36:32,481 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8bf90a0e-63d8-4347-afc8-7cd283030b17/bin/uautomizer/witness.graphml [2019-11-20 10:36:32,482 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:36:32,483 INFO L168 Benchmark]: Toolchain (without parser) took 75748.49 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 223.3 MB). Free memory was 960.4 MB in the beginning and 1.2 GB in the end (delta: -208.0 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:32,483 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:36:32,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:32,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.99 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:32,484 INFO L168 Benchmark]: Boogie Preprocessor took 94.23 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:32,484 INFO L168 Benchmark]: RCFGBuilder took 46784.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 121.5 MB). Peak memory consumption was 121.5 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:32,485 INFO L168 Benchmark]: TraceAbstraction took 28095.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.9 MB). Peak memory consumption was 178.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:32,485 INFO L168 Benchmark]: Witness Printer took 151.28 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:32,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 530.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.99 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.23 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 46784.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 121.5 MB). Peak memory consumption was 121.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28095.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.9 MB). Peak memory consumption was 178.2 MB. Max. memory is 11.5 GB. * Witness Printer took 151.28 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 575]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant [2019-11-20 10:36:32,492 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,493 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow && y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant [2019-11-20 10:36:32,493 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,493 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,494 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 10:36:32,494 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == \result && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Result: SAFE, OverallTime: 28.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 25.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 568 SDtfs, 210 SDslu, 648 SDs, 0 SdLazy, 44 SolverSat, 2 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 22.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s 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, 3 MinimizatonAttempts, 29 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 39 NumberOfFragments, 55 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 6 QuantifiedInterpolants, 3064 SizeOfPredicates, 10 NumberOfNonLiveVariables, 321 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...