./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d57b5e0932e2ae1d13ff96f4ee516144e471d697de2e183c71b602b9615c31f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 17:33:41,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 17:33:41,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 17:33:41,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 17:33:41,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 17:33:41,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 17:33:41,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 17:33:41,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 17:33:41,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 17:33:41,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 17:33:41,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 17:33:41,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 17:33:41,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 17:33:41,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 17:33:41,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 17:33:41,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 17:33:41,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 17:33:41,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 17:33:41,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 17:33:41,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 17:33:41,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 17:33:41,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 17:33:41,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 17:33:41,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 17:33:41,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 17:33:41,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 17:33:41,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 17:33:41,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 17:33:41,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 17:33:41,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 17:33:41,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 17:33:41,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 17:33:41,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 17:33:41,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 17:33:41,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 17:33:41,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 17:33:41,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 17:33:41,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 17:33:41,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 17:33:41,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 17:33:41,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 17:33:41,723 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 17:33:41,749 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 17:33:41,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 17:33:41,750 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 17:33:41,750 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 17:33:41,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 17:33:41,750 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 17:33:41,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 17:33:41,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 17:33:41,751 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 17:33:41,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 17:33:41,752 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 17:33:41,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 17:33:41,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 17:33:41,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 17:33:41,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 17:33:41,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 17:33:41,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 17:33:41,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 17:33:41,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 17:33:41,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 17:33:41,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 17:33:41,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 17:33:41,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 17:33:41,755 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 17:33:41,755 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 17:33:41,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 17:33:41,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57b5e0932e2ae1d13ff96f4ee516144e471d697de2e183c71b602b9615c31f3 [2022-02-20 17:33:41,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 17:33:41,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 17:33:41,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 17:33:41,957 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 17:33:41,959 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 17:33:41,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i [2022-02-20 17:33:42,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9b2f7e86/d90537be37df4b90874c0c8ebf96473b/FLAG7d4377ad5 [2022-02-20 17:33:42,394 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 17:33:42,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i [2022-02-20 17:33:42,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9b2f7e86/d90537be37df4b90874c0c8ebf96473b/FLAG7d4377ad5 [2022-02-20 17:33:42,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9b2f7e86/d90537be37df4b90874c0c8ebf96473b [2022-02-20 17:33:42,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 17:33:42,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 17:33:42,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 17:33:42,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 17:33:42,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 17:33:42,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:33:42" (1/1) ... [2022-02-20 17:33:42,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741a1f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:42, skipping insertion in model container [2022-02-20 17:33:42,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:33:42" (1/1) ... [2022-02-20 17:33:42,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 17:33:42,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 17:33:42,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i[948,961] [2022-02-20 17:33:42,967 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:848) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1442) 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.visit(CHandler.java:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1076) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-20 17:33:42,971 INFO L158 Benchmark]: Toolchain (without parser) took 167.54ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 69.3MB in the beginning and 119.5MB in the end (delta: -50.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-02-20 17:33:42,972 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 48.1MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 17:33:42,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 166.03ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 69.0MB in the beginning and 119.5MB in the end (delta: -50.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-02-20 17:33:42,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 48.1MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 166.03ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 69.0MB in the beginning and 119.5MB in the end (delta: -50.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:848) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d57b5e0932e2ae1d13ff96f4ee516144e471d697de2e183c71b602b9615c31f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 17:33:44,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 17:33:44,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 17:33:44,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 17:33:44,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 17:33:44,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 17:33:44,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 17:33:44,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 17:33:44,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 17:33:44,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 17:33:44,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 17:33:44,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 17:33:44,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 17:33:44,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 17:33:44,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 17:33:44,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 17:33:44,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 17:33:44,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 17:33:44,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 17:33:44,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 17:33:44,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 17:33:44,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 17:33:44,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 17:33:44,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 17:33:44,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 17:33:44,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 17:33:44,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 17:33:44,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 17:33:44,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 17:33:44,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 17:33:44,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 17:33:44,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 17:33:44,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 17:33:44,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 17:33:44,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 17:33:44,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 17:33:44,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 17:33:44,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 17:33:44,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 17:33:44,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 17:33:44,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 17:33:44,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-02-20 17:33:44,590 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 17:33:44,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 17:33:44,591 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 17:33:44,591 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 17:33:44,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 17:33:44,592 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 17:33:44,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 17:33:44,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 17:33:44,593 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 17:33:44,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 17:33:44,594 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 17:33:44,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 17:33:44,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 17:33:44,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 17:33:44,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 17:33:44,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 17:33:44,595 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 17:33:44,595 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 17:33:44,595 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 17:33:44,595 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 17:33:44,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 17:33:44,596 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 17:33:44,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 17:33:44,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 17:33:44,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 17:33:44,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 17:33:44,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 17:33:44,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 17:33:44,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 17:33:44,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 17:33:44,597 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 17:33:44,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 17:33:44,597 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 17:33:44,598 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 17:33:44,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 17:33:44,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 17:33:44,598 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57b5e0932e2ae1d13ff96f4ee516144e471d697de2e183c71b602b9615c31f3 [2022-02-20 17:33:44,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 17:33:44,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 17:33:44,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 17:33:44,910 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 17:33:44,911 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 17:33:44,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i [2022-02-20 17:33:44,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39b2c238/27eee12ace7546bba80d93dda9373ec4/FLAGe40a46227 [2022-02-20 17:33:45,344 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 17:33:45,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i [2022-02-20 17:33:45,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39b2c238/27eee12ace7546bba80d93dda9373ec4/FLAGe40a46227 [2022-02-20 17:33:45,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39b2c238/27eee12ace7546bba80d93dda9373ec4 [2022-02-20 17:33:45,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 17:33:45,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 17:33:45,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 17:33:45,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 17:33:45,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 17:33:45,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e04729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45, skipping insertion in model container [2022-02-20 17:33:45,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 17:33:45,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 17:33:45,503 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i[948,961] [2022-02-20 17:33:45,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 17:33:45,599 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 17:33:45,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound10.i[948,961] [2022-02-20 17:33:45,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 17:33:45,640 INFO L208 MainTranslator]: Completed translation [2022-02-20 17:33:45,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45 WrapperNode [2022-02-20 17:33:45,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 17:33:45,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 17:33:45,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 17:33:45,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 17:33:45,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,683 INFO L137 Inliner]: procedures = 18, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2022-02-20 17:33:45,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 17:33:45,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 17:33:45,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 17:33:45,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 17:33:45,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 17:33:45,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 17:33:45,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 17:33:45,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 17:33:45,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (1/1) ... [2022-02-20 17:33:45,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 17:33:45,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 17:33:45,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 17:33:45,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 17:33:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 17:33:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-02-20 17:33:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-20 17:33:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-20 17:33:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 17:33:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 17:33:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-20 17:33:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-20 17:33:45,825 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 17:33:45,826 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 17:33:48,709 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 17:33:48,713 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 17:33:48,714 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-20 17:33:48,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 05:33:48 BoogieIcfgContainer [2022-02-20 17:33:48,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 17:33:48,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 17:33:48,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 17:33:48,718 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 17:33:48,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 05:33:45" (1/3) ... [2022-02-20 17:33:48,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d9c0d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 05:33:48, skipping insertion in model container [2022-02-20 17:33:48,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:33:45" (2/3) ... [2022-02-20 17:33:48,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d9c0d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 05:33:48, skipping insertion in model container [2022-02-20 17:33:48,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 05:33:48" (3/3) ... [2022-02-20 17:33:48,722 INFO L111 eAbstractionObserver]: Analyzing ICFG knuth_valuebound10.i [2022-02-20 17:33:48,729 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 17:33:48,729 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 17:33:48,774 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 17:33:48,778 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 17:33:48,778 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 17:33:48,790 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 20 states have internal predecessors, (28), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 17:33:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-02-20 17:33:48,794 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 17:33:48,794 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 17:33:48,795 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 17:33:48,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 17:33:48,798 INFO L85 PathProgramCache]: Analyzing trace with hash 919095715, now seen corresponding path program 1 times [2022-02-20 17:33:48,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 17:33:48,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1228547432] [2022-02-20 17:33:48,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 17:33:48,807 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 17:33:48,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 17:33:48,814 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 17:33:48,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-02-20 17:33:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:33:49,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2022-02-20 17:33:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:33:49,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 17:33:49,528 INFO L290 TraceCheckUtils]: 0: Hoare triple {34#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(8bv32, 2bv32); {34#true} is VALID [2022-02-20 17:33:49,528 INFO L290 TraceCheckUtils]: 1: Hoare triple {34#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~nondet3#1, main_~n~0#1, main_~a~0#1, main_~r~0#1, main_~k~0#1, main_~q~0#1, main_~d~0#1, main_~s~0#1, main_~t~0#1;havoc main_~n~0#1;havoc main_~a~0#1;havoc main_~r~0#1;havoc main_~k~0#1;havoc main_~q~0#1;havoc main_~d~0#1;havoc main_~s~0#1;havoc main_~t~0#1;main_~n~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; {34#true} is VALID [2022-02-20 17:33:49,529 INFO L272 TraceCheckUtils]: 2: Hoare triple {34#true} call assume_abort_if_not((if ~bvuge32(main_~n~0#1, 0bv32) && ~bvule32(main_~n~0#1, 10bv32) then 1bv32 else 0bv32)); {34#true} is VALID [2022-02-20 17:33:49,529 INFO L290 TraceCheckUtils]: 3: Hoare triple {34#true} ~cond := #in~cond; {34#true} is VALID [2022-02-20 17:33:49,529 INFO L290 TraceCheckUtils]: 4: Hoare triple {34#true} assume 0bv32 == ~cond;assume false; {35#false} is VALID [2022-02-20 17:33:49,530 INFO L290 TraceCheckUtils]: 5: Hoare triple {35#false} assume true; {35#false} is VALID [2022-02-20 17:33:49,530 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {35#false} {34#true} #70#return; {35#false} is VALID [2022-02-20 17:33:49,530 INFO L290 TraceCheckUtils]: 7: Hoare triple {35#false} main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {35#false} is VALID [2022-02-20 17:33:49,530 INFO L272 TraceCheckUtils]: 8: Hoare triple {35#false} call assume_abort_if_not((if ~bvuge32(main_~a~0#1, 0bv32) && ~bvule32(main_~a~0#1, 10bv32) then 1bv32 else 0bv32)); {35#false} is VALID [2022-02-20 17:33:49,530 INFO L290 TraceCheckUtils]: 9: Hoare triple {35#false} ~cond := #in~cond; {35#false} is VALID [2022-02-20 17:33:49,531 INFO L290 TraceCheckUtils]: 10: Hoare triple {35#false} assume 0bv32 == ~cond;assume false; {35#false} is VALID [2022-02-20 17:33:49,531 INFO L290 TraceCheckUtils]: 11: Hoare triple {35#false} assume true; {35#false} is VALID [2022-02-20 17:33:49,531 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {35#false} {35#false} #72#return; {35#false} is VALID [2022-02-20 17:33:49,531 INFO L272 TraceCheckUtils]: 13: Hoare triple {35#false} call assume_abort_if_not((if ~bvult32(main_~n~0#1, 536870911bv32) then 1bv32 else 0bv32)); {35#false} is VALID [2022-02-20 17:33:49,531 INFO L290 TraceCheckUtils]: 14: Hoare triple {35#false} ~cond := #in~cond; {35#false} is VALID [2022-02-20 17:33:49,532 INFO L290 TraceCheckUtils]: 15: Hoare triple {35#false} assume 0bv32 == ~cond;assume false; {35#false} is VALID [2022-02-20 17:33:49,532 INFO L290 TraceCheckUtils]: 16: Hoare triple {35#false} assume true; {35#false} is VALID [2022-02-20 17:33:49,532 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {35#false} {35#false} #74#return; {35#false} is VALID [2022-02-20 17:33:49,532 INFO L272 TraceCheckUtils]: 18: Hoare triple {35#false} call assume_abort_if_not((if ~bvugt32(main_~a~0#1, 2bv32) then 1bv32 else 0bv32)); {35#false} is VALID [2022-02-20 17:33:49,532 INFO L290 TraceCheckUtils]: 19: Hoare triple {35#false} ~cond := #in~cond; {35#false} is VALID [2022-02-20 17:33:49,533 INFO L290 TraceCheckUtils]: 20: Hoare triple {35#false} assume 0bv32 == ~cond;assume false; {35#false} is VALID [2022-02-20 17:33:49,533 INFO L290 TraceCheckUtils]: 21: Hoare triple {35#false} assume true; {35#false} is VALID [2022-02-20 17:33:49,533 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {35#false} {35#false} #76#return; {35#false} is VALID [2022-02-20 17:33:49,533 INFO L290 TraceCheckUtils]: 23: Hoare triple {35#false} main_~d~0#1 := main_~a~0#1;main_~r~0#1 := ~bvurem32(main_~n~0#1, main_~d~0#1);main_~t~0#1 := 0bv32;main_~k~0#1 := ~bvurem32(main_~n~0#1, ~bvsub32(main_~d~0#1, 2bv32));main_~q~0#1 := ~bvmul32(4bv32, ~bvsub32(~bvudiv32(main_~n~0#1, ~bvsub32(main_~d~0#1, 2bv32)), ~bvudiv32(main_~n~0#1, main_~d~0#1)));main_~s~0#1 := ~convertDOUBLEToUINT(~roundTowardZero, ~fp.sqrt~DOUBLE(currentRoundingMode, ~convertUINTToDOUBLE(currentRoundingMode, main_~n~0#1))); {35#false} is VALID [2022-02-20 17:33:49,533 INFO L290 TraceCheckUtils]: 24: Hoare triple {35#false} assume !false; {35#false} is VALID [2022-02-20 17:33:49,534 INFO L272 TraceCheckUtils]: 25: Hoare triple {35#false} call __VERIFIER_assert((if ~bvadd32(~bvadd32(~bvsub32(~bvsub32(~bvmul32(~bvmul32(main_~d~0#1, main_~d~0#1), main_~q~0#1), ~bvmul32(~bvmul32(2bv32, main_~q~0#1), main_~d~0#1)), ~bvmul32(~bvmul32(4bv32, main_~r~0#1), main_~d~0#1)), ~bvmul32(~bvmul32(4bv32, main_~k~0#1), main_~d~0#1)), ~bvmul32(8bv32, main_~r~0#1)) == ~bvmul32(8bv32, main_~n~0#1) then 1bv32 else 0bv32)); {35#false} is VALID [2022-02-20 17:33:49,534 INFO L290 TraceCheckUtils]: 26: Hoare triple {35#false} ~cond := #in~cond; {35#false} is VALID [2022-02-20 17:33:49,534 INFO L290 TraceCheckUtils]: 27: Hoare triple {35#false} assume 0bv32 == ~cond; {35#false} is VALID [2022-02-20 17:33:49,534 INFO L290 TraceCheckUtils]: 28: Hoare triple {35#false} assume !false; {35#false} is VALID [2022-02-20 17:33:49,535 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-02-20 17:33:49,535 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 17:33:49,536 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 17:33:49,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1228547432] [2022-02-20 17:33:49,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1228547432] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 17:33:49,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 17:33:49,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 17:33:49,541 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119621428] [2022-02-20 17:33:49,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 17:33:49,546 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 29 [2022-02-20 17:33:49,547 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 17:33:49,549 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 17:33:51,072 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 17:33:51,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 17:33:51,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 17:33:51,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 17:33:51,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 17:33:51,103 INFO L87 Difference]: Start difference. First operand has 31 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 20 states have internal predecessors, (28), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 17:33:55,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:33:55,385 INFO L93 Difference]: Finished difference Result 59 states and 92 transitions. [2022-02-20 17:33:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 17:33:55,385 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 29 [2022-02-20 17:33:55,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 17:33:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 17:33:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 92 transitions. [2022-02-20 17:33:55,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 17:33:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 92 transitions. [2022-02-20 17:33:55,410 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 92 transitions. [2022-02-20 17:33:58,898 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 92 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 17:33:58,905 INFO L225 Difference]: With dead ends: 59 [2022-02-20 17:33:58,906 INFO L226 Difference]: Without dead ends: 27 [2022-02-20 17:33:58,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 17:33:58,911 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 17:33:58,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 17:33:58,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-02-20 17:33:58,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-02-20 17:33:58,959 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 17:33:58,959 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand has 27 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 17:33:58,960 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand has 27 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 17:33:58,960 INFO L87 Difference]: Start difference. First operand 27 states. Second operand has 27 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 17:33:58,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:33:58,977 INFO L93 Difference]: Finished difference Result 27 states and 36 transitions. [2022-02-20 17:33:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2022-02-20 17:33:58,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 17:33:58,978 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 17:33:58,978 INFO L74 IsIncluded]: Start isIncluded. First operand has 27 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand 27 states. [2022-02-20 17:33:58,979 INFO L87 Difference]: Start difference. First operand has 27 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand 27 states. [2022-02-20 17:33:58,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:33:58,982 INFO L93 Difference]: Finished difference Result 27 states and 36 transitions. [2022-02-20 17:33:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2022-02-20 17:33:58,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 17:33:58,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 17:33:58,983 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 17:33:58,983 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 17:33:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 17:33:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 36 transitions. [2022-02-20 17:33:58,987 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 36 transitions. Word has length 29 [2022-02-20 17:33:59,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 17:33:59,003 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 36 transitions. [2022-02-20 17:33:59,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 17:33:59,006 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2022-02-20 17:33:59,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-02-20 17:33:59,007 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 17:33:59,008 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 17:33:59,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-02-20 17:33:59,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 17:33:59,224 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 17:33:59,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 17:33:59,225 INFO L85 PathProgramCache]: Analyzing trace with hash -960358297, now seen corresponding path program 1 times [2022-02-20 17:33:59,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 17:33:59,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1216805571] [2022-02-20 17:33:59,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 17:33:59,226 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 17:33:59,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 17:33:59,227 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 17:33:59,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-02-20 17:34:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:34:00,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-20 17:34:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:34:00,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 17:34:14,777 INFO L290 TraceCheckUtils]: 0: Hoare triple {296#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv32, 0bv32;assume 0bv1 == #valid[0bv32];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(8bv32, 2bv32); {296#true} is VALID [2022-02-20 17:34:14,777 INFO L290 TraceCheckUtils]: 1: Hoare triple {296#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~nondet3#1, main_~n~0#1, main_~a~0#1, main_~r~0#1, main_~k~0#1, main_~q~0#1, main_~d~0#1, main_~s~0#1, main_~t~0#1;havoc main_~n~0#1;havoc main_~a~0#1;havoc main_~r~0#1;havoc main_~k~0#1;havoc main_~q~0#1;havoc main_~d~0#1;havoc main_~s~0#1;havoc main_~t~0#1;main_~n~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; {296#true} is VALID [2022-02-20 17:34:14,777 INFO L272 TraceCheckUtils]: 2: Hoare triple {296#true} call assume_abort_if_not((if ~bvuge32(main_~n~0#1, 0bv32) && ~bvule32(main_~n~0#1, 10bv32) then 1bv32 else 0bv32)); {296#true} is VALID [2022-02-20 17:34:14,777 INFO L290 TraceCheckUtils]: 3: Hoare triple {296#true} ~cond := #in~cond; {310#(= |assume_abort_if_not_#in~cond| assume_abort_if_not_~cond)} is VALID [2022-02-20 17:34:14,778 INFO L290 TraceCheckUtils]: 4: Hoare triple {310#(= |assume_abort_if_not_#in~cond| assume_abort_if_not_~cond)} assume !(0bv32 == ~cond); {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} is VALID [2022-02-20 17:34:14,778 INFO L290 TraceCheckUtils]: 5: Hoare triple {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} assume true; {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} is VALID [2022-02-20 17:34:14,779 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} {296#true} #70#return; {321#(bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32))} is VALID [2022-02-20 17:34:14,779 INFO L290 TraceCheckUtils]: 7: Hoare triple {321#(bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32))} main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {321#(bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32))} is VALID [2022-02-20 17:34:14,779 INFO L272 TraceCheckUtils]: 8: Hoare triple {321#(bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32))} call assume_abort_if_not((if ~bvuge32(main_~a~0#1, 0bv32) && ~bvule32(main_~a~0#1, 10bv32) then 1bv32 else 0bv32)); {296#true} is VALID [2022-02-20 17:34:14,780 INFO L290 TraceCheckUtils]: 9: Hoare triple {296#true} ~cond := #in~cond; {310#(= |assume_abort_if_not_#in~cond| assume_abort_if_not_~cond)} is VALID [2022-02-20 17:34:14,780 INFO L290 TraceCheckUtils]: 10: Hoare triple {310#(= |assume_abort_if_not_#in~cond| assume_abort_if_not_~cond)} assume !(0bv32 == ~cond); {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} is VALID [2022-02-20 17:34:14,780 INFO L290 TraceCheckUtils]: 11: Hoare triple {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} assume true; {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} is VALID [2022-02-20 17:34:14,781 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} {321#(bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32))} #72#return; {340#(and (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} is VALID [2022-02-20 17:34:14,781 INFO L272 TraceCheckUtils]: 13: Hoare triple {340#(and (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} call assume_abort_if_not((if ~bvult32(main_~n~0#1, 536870911bv32) then 1bv32 else 0bv32)); {296#true} is VALID [2022-02-20 17:34:14,781 INFO L290 TraceCheckUtils]: 14: Hoare triple {296#true} ~cond := #in~cond; {296#true} is VALID [2022-02-20 17:34:14,781 INFO L290 TraceCheckUtils]: 15: Hoare triple {296#true} assume !(0bv32 == ~cond); {296#true} is VALID [2022-02-20 17:34:14,782 INFO L290 TraceCheckUtils]: 16: Hoare triple {296#true} assume true; {296#true} is VALID [2022-02-20 17:34:14,782 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {296#true} {340#(and (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} #74#return; {340#(and (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} is VALID [2022-02-20 17:34:14,782 INFO L272 TraceCheckUtils]: 18: Hoare triple {340#(and (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} call assume_abort_if_not((if ~bvugt32(main_~a~0#1, 2bv32) then 1bv32 else 0bv32)); {296#true} is VALID [2022-02-20 17:34:14,783 INFO L290 TraceCheckUtils]: 19: Hoare triple {296#true} ~cond := #in~cond; {310#(= |assume_abort_if_not_#in~cond| assume_abort_if_not_~cond)} is VALID [2022-02-20 17:34:14,783 INFO L290 TraceCheckUtils]: 20: Hoare triple {310#(= |assume_abort_if_not_#in~cond| assume_abort_if_not_~cond)} assume !(0bv32 == ~cond); {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} is VALID [2022-02-20 17:34:14,783 INFO L290 TraceCheckUtils]: 21: Hoare triple {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} assume true; {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} is VALID [2022-02-20 17:34:14,784 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {314#(not (= |assume_abort_if_not_#in~cond| (_ bv0 32)))} {340#(and (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} #76#return; {371#(and (bvugt |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} is VALID [2022-02-20 17:34:14,785 INFO L290 TraceCheckUtils]: 23: Hoare triple {371#(and (bvugt |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv10 32)))} main_~d~0#1 := main_~a~0#1;main_~r~0#1 := ~bvurem32(main_~n~0#1, main_~d~0#1);main_~t~0#1 := 0bv32;main_~k~0#1 := ~bvurem32(main_~n~0#1, ~bvsub32(main_~d~0#1, 2bv32));main_~q~0#1 := ~bvmul32(4bv32, ~bvsub32(~bvudiv32(main_~n~0#1, ~bvsub32(main_~d~0#1, 2bv32)), ~bvudiv32(main_~n~0#1, main_~d~0#1)));main_~s~0#1 := ~convertDOUBLEToUINT(~roundTowardZero, ~fp.sqrt~DOUBLE(currentRoundingMode, ~convertUINTToDOUBLE(currentRoundingMode, main_~n~0#1))); {375#(and (= (bvurem |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) |ULTIMATE.start_main_~k~0#1|) (= |ULTIMATE.start_main_~r~0#1| (bvurem |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|)) (= |ULTIMATE.start_main_~q~0#1| (bvadd (bvmul (bvudiv |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) (_ bv4 32)) (bvmul (_ bv4 32) (bvneg (bvudiv |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|))))) (bvule |ULTIMATE.start_main_~d~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvugt |ULTIMATE.start_main_~d~0#1| (_ bv2 32)))} is VALID [2022-02-20 17:34:14,785 INFO L290 TraceCheckUtils]: 24: Hoare triple {375#(and (= (bvurem |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) |ULTIMATE.start_main_~k~0#1|) (= |ULTIMATE.start_main_~r~0#1| (bvurem |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|)) (= |ULTIMATE.start_main_~q~0#1| (bvadd (bvmul (bvudiv |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) (_ bv4 32)) (bvmul (_ bv4 32) (bvneg (bvudiv |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|))))) (bvule |ULTIMATE.start_main_~d~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvugt |ULTIMATE.start_main_~d~0#1| (_ bv2 32)))} assume !false; {375#(and (= (bvurem |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) |ULTIMATE.start_main_~k~0#1|) (= |ULTIMATE.start_main_~r~0#1| (bvurem |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|)) (= |ULTIMATE.start_main_~q~0#1| (bvadd (bvmul (bvudiv |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) (_ bv4 32)) (bvmul (_ bv4 32) (bvneg (bvudiv |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|))))) (bvule |ULTIMATE.start_main_~d~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvugt |ULTIMATE.start_main_~d~0#1| (_ bv2 32)))} is VALID [2022-02-20 17:34:15,544 INFO L272 TraceCheckUtils]: 25: Hoare triple {375#(and (= (bvurem |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) |ULTIMATE.start_main_~k~0#1|) (= |ULTIMATE.start_main_~r~0#1| (bvurem |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|)) (= |ULTIMATE.start_main_~q~0#1| (bvadd (bvmul (bvudiv |ULTIMATE.start_main_~n~0#1| (bvadd |ULTIMATE.start_main_~d~0#1| (_ bv4294967294 32))) (_ bv4 32)) (bvmul (_ bv4 32) (bvneg (bvudiv |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~d~0#1|))))) (bvule |ULTIMATE.start_main_~d~0#1| (_ bv10 32)) (bvule |ULTIMATE.start_main_~n~0#1| (_ bv10 32)) (bvugt |ULTIMATE.start_main_~d~0#1| (_ bv2 32)))} call __VERIFIER_assert((if ~bvadd32(~bvadd32(~bvsub32(~bvsub32(~bvmul32(~bvmul32(main_~d~0#1, main_~d~0#1), main_~q~0#1), ~bvmul32(~bvmul32(2bv32, main_~q~0#1), main_~d~0#1)), ~bvmul32(~bvmul32(4bv32, main_~r~0#1), main_~d~0#1)), ~bvmul32(~bvmul32(4bv32, main_~k~0#1), main_~d~0#1)), ~bvmul32(8bv32, main_~r~0#1)) == ~bvmul32(8bv32, main_~n~0#1) then 1bv32 else 0bv32)); {382#(= (_ bv1 32) |__VERIFIER_assert_#in~cond|)} is VALID [2022-02-20 17:34:15,545 INFO L290 TraceCheckUtils]: 26: Hoare triple {382#(= (_ bv1 32) |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {386#(= __VERIFIER_assert_~cond (_ bv1 32))} is VALID [2022-02-20 17:34:15,545 INFO L290 TraceCheckUtils]: 27: Hoare triple {386#(= __VERIFIER_assert_~cond (_ bv1 32))} assume 0bv32 == ~cond; {297#false} is VALID [2022-02-20 17:34:15,545 INFO L290 TraceCheckUtils]: 28: Hoare triple {297#false} assume !false; {297#false} is VALID [2022-02-20 17:34:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 17:34:15,546 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 17:34:24,497 WARN L860 $PredicateComparison]: unable to prove that (= (let ((.cse2 (bvadd |c_ULTIMATE.start_main_~a~0#1| (_ bv4294967294 32)))) (let ((.cse0 (bvudiv |c_ULTIMATE.start_main_~n~0#1| .cse2)) (.cse1 (bvneg (bvudiv |c_ULTIMATE.start_main_~n~0#1| |c_ULTIMATE.start_main_~a~0#1|))) (.cse3 (bvurem |c_ULTIMATE.start_main_~n~0#1| |c_ULTIMATE.start_main_~a~0#1|))) (bvadd (bvmul (bvadd (bvmul (_ bv4 32) .cse0) (bvmul (_ bv4 32) .cse1)) (bvmul |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~a~0#1|)) (bvmul |c_ULTIMATE.start_main_~a~0#1| (bvmul (_ bv4 32) (bvurem |c_ULTIMATE.start_main_~n~0#1| .cse2))) (bvneg (bvmul |c_ULTIMATE.start_main_~a~0#1| (bvadd (bvmul (_ bv8 32) .cse0) (bvmul (_ bv8 32) .cse1)))) (bvmul (_ bv8 32) .cse3) (bvneg (bvmul |c_ULTIMATE.start_main_~a~0#1| (bvmul (_ bv4 32) .cse3)))))) (bvmul (_ bv8 32) |c_ULTIMATE.start_main_~n~0#1|)) is different from true [2022-02-20 17:34:33,431 WARN L860 $PredicateComparison]: unable to prove that (or (= (let ((.cse2 (bvadd |c_ULTIMATE.start_main_~a~0#1| (_ bv4294967294 32)))) (let ((.cse0 (bvudiv |c_ULTIMATE.start_main_~n~0#1| .cse2)) (.cse1 (bvneg (bvudiv |c_ULTIMATE.start_main_~n~0#1| |c_ULTIMATE.start_main_~a~0#1|))) (.cse3 (bvurem |c_ULTIMATE.start_main_~n~0#1| |c_ULTIMATE.start_main_~a~0#1|))) (bvadd (bvmul (bvadd (bvmul (_ bv4 32) .cse0) (bvmul (_ bv4 32) .cse1)) (bvmul |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~a~0#1|)) (bvmul |c_ULTIMATE.start_main_~a~0#1| (bvmul (_ bv4 32) (bvurem |c_ULTIMATE.start_main_~n~0#1| .cse2))) (bvneg (bvmul |c_ULTIMATE.start_main_~a~0#1| (bvadd (bvmul (_ bv8 32) .cse0) (bvmul (_ bv8 32) .cse1)))) (bvmul (_ bv8 32) .cse3) (bvneg (bvmul |c_ULTIMATE.start_main_~a~0#1| (bvmul (_ bv4 32) .cse3)))))) (bvmul (_ bv8 32) |c_ULTIMATE.start_main_~n~0#1|)) (not (bvugt |c_ULTIMATE.start_main_~a~0#1| (_ bv2 32)))) is different from true [2022-02-20 17:34:46,076 WARN L860 $PredicateComparison]: unable to prove that (or (forall ((|v_ULTIMATE.start_main_~n~0#1_BEFORE_CALL_5| (_ BitVec 32)) (|v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4| (_ BitVec 32))) (or (bvugt |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4| (_ bv2 32)) (= (let ((.cse0 (bvadd |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4| (_ bv4294967294 32)))) (let ((.cse3 (bvurem |v_ULTIMATE.start_main_~n~0#1_BEFORE_CALL_5| |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4|)) (.cse1 (bvudiv |v_ULTIMATE.start_main_~n~0#1_BEFORE_CALL_5| .cse0)) (.cse2 (bvneg (bvudiv |v_ULTIMATE.start_main_~n~0#1_BEFORE_CALL_5| |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4|)))) (bvadd (bvmul |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4| (bvmul (_ bv4 32) (bvurem |v_ULTIMATE.start_main_~n~0#1_BEFORE_CALL_5| .cse0))) (bvmul (bvadd (bvmul (_ bv4 32) .cse1) (bvmul (_ bv4 32) .cse2)) (bvmul |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4| |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4|)) (bvmul (_ bv8 32) .cse3) (bvneg (bvmul (bvmul (_ bv4 32) .cse3) |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4|)) (bvneg (bvmul |v_ULTIMATE.start_main_~a~0#1_BEFORE_CALL_4| (bvadd (bvmul (_ bv8 32) .cse1) (bvmul (_ bv8 32) .cse2))))))) (bvmul (_ bv8 32) |v_ULTIMATE.start_main_~n~0#1_BEFORE_CALL_5|)))) (not (= |c_assume_abort_if_not_#in~cond| (_ bv0 32)))) is different from true