./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.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/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.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 --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 d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-11 19:07:14,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-11 19:07:14,795 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-11 19:07:14,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-11 19:07:14,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-11 19:07:14,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-11 19:07:14,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-11 19:07:14,832 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-11 19:07:14,833 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-11 19:07:14,833 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-11 19:07:14,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-11 19:07:14,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-11 19:07:14,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-11 19:07:14,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-11 19:07:14,837 INFO L153 SettingsManager]: * Use SBE=true [2024-11-11 19:07:14,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-11 19:07:14,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-11 19:07:14,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-11 19:07:14,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-11 19:07:14,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-11 19:07:14,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-11 19:07:14,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-11 19:07:14,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-11 19:07:14,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-11 19:07:14,841 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-11 19:07:14,841 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-11 19:07:14,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-11 19:07:14,842 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-11 19:07:14,842 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-11 19:07:14,842 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-11 19:07:14,842 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-11 19:07:14,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-11 19:07:14,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 19:07:14,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-11 19:07:14,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-11 19:07:14,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-11 19:07:14,843 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-11 19:07:14,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-11 19:07:14,843 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-11 19:07:14,844 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-11 19:07:14,844 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-11 19:07:14,846 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-11 19:07:14,846 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc [2024-11-11 19:07:15,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-11 19:07:15,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-11 19:07:15,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-11 19:07:15,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-11 19:07:15,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-11 19:07:15,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-11-11 19:07:16,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-11 19:07:16,545 INFO L384 CDTParser]: Found 1 translation units. [2024-11-11 19:07:16,546 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-11-11 19:07:16,578 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441ad7fab/3e04ab25dc4a48848edf3b5857721324/FLAG02c5239f5 [2024-11-11 19:07:16,592 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441ad7fab/3e04ab25dc4a48848edf3b5857721324 [2024-11-11 19:07:16,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-11 19:07:16,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-11 19:07:16,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-11 19:07:16,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-11 19:07:16,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-11 19:07:16,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:07:16" (1/1) ... [2024-11-11 19:07:16,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8986ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:16, skipping insertion in model container [2024-11-11 19:07:16,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:07:16" (1/1) ... [2024-11-11 19:07:16,658 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-11 19:07:17,215 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: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1165) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1628) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3506) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2498) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:640) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2024-11-11 19:07:17,219 INFO L158 Benchmark]: Toolchain (without parser) took 622.87ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 66.3MB in the beginning and 167.8MB in the end (delta: -101.5MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2024-11-11 19:07:17,220 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 142.6MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-11 19:07:17,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 618.69ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 66.0MB in the beginning and 167.8MB in the end (delta: -101.8MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2024-11-11 19:07:17,221 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 142.6MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 618.69ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 66.0MB in the beginning and 167.8MB in the end (delta: -101.8MB). Peak memory consumption was 34.9MB. 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: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) 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: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.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/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.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 --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 d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-11 19:07:18,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-11 19:07:18,825 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-11 19:07:18,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-11 19:07:18,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-11 19:07:18,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-11 19:07:18,861 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-11 19:07:18,861 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-11 19:07:18,862 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-11 19:07:18,862 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-11 19:07:18,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-11 19:07:18,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-11 19:07:18,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-11 19:07:18,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-11 19:07:18,865 INFO L153 SettingsManager]: * Use SBE=true [2024-11-11 19:07:18,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-11 19:07:18,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-11 19:07:18,866 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-11 19:07:18,866 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-11 19:07:18,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-11 19:07:18,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-11 19:07:18,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-11 19:07:18,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-11 19:07:18,870 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-11 19:07:18,870 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-11 19:07:18,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-11 19:07:18,870 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-11 19:07:18,870 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-11 19:07:18,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-11 19:07:18,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-11 19:07:18,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-11 19:07:18,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-11 19:07:18,871 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-11 19:07:18,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-11 19:07:18,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 19:07:18,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-11 19:07:18,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-11 19:07:18,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-11 19:07:18,883 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-11 19:07:18,884 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-11 19:07:18,884 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-11 19:07:18,884 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-11 19:07:18,884 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-11 19:07:18,884 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-11 19:07:18,885 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc [2024-11-11 19:07:19,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-11 19:07:19,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-11 19:07:19,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-11 19:07:19,176 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-11 19:07:19,176 INFO L274 PluginConnector]: CDTParser initialized [2024-11-11 19:07:19,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-11-11 19:07:20,482 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-11 19:07:20,804 INFO L384 CDTParser]: Found 1 translation units. [2024-11-11 19:07:20,805 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-11-11 19:07:20,830 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ff963d2/81d6ba04c28d4038aaf03610ca20f201/FLAGe5e7d0ec6 [2024-11-11 19:07:20,845 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1ff963d2/81d6ba04c28d4038aaf03610ca20f201 [2024-11-11 19:07:20,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-11 19:07:20,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-11 19:07:20,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-11 19:07:20,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-11 19:07:20,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-11 19:07:20,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:07:20" (1/1) ... [2024-11-11 19:07:20,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dbb3f89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:20, skipping insertion in model container [2024-11-11 19:07:20,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:07:20" (1/1) ... [2024-11-11 19:07:20,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-11 19:07:21,543 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-11-11 19:07:21,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-11 19:07:21,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 19:07:21,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-11 19:07:21,775 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-11-11 19:07:21,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 19:07:22,107 INFO L204 MainTranslator]: Completed translation [2024-11-11 19:07:22,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22 WrapperNode [2024-11-11 19:07:22,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-11 19:07:22,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-11 19:07:22,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-11 19:07:22,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-11 19:07:22,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,227 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1236 [2024-11-11 19:07:22,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-11 19:07:22,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-11 19:07:22,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-11 19:07:22,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-11 19:07:22,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,249 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,292 INFO L175 MemorySlicer]: Split 423 memory accesses to 16 slices as follows [2, 7, 2, 4, 2, 85, 117, 2, 19, 4, 118, 6, 4, 44, 3, 4]. 28 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [2, 7, 2, 0, 0, 73, 26, 0, 17, 1, 88, 0, 0, 40, 0, 1]. The 84 writes are split as follows [0, 0, 0, 2, 1, 4, 69, 1, 0, 0, 0, 3, 2, 0, 2, 0]. [2024-11-11 19:07:22,292 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-11 19:07:22,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-11 19:07:22,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-11 19:07:22,397 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-11 19:07:22,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (1/1) ... [2024-11-11 19:07:22,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 19:07:22,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 19:07:22,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-11 19:07:22,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-11 19:07:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-11 19:07:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-11 19:07:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-11 19:07:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-11 19:07:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2 [2024-11-11 19:07:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#13 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#14 [2024-11-11 19:07:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#15 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-11 19:07:22,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-11 19:07:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-11 19:07:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-11 19:07:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-11 19:07:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-11 19:07:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-11 19:07:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-11 19:07:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-11 19:07:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-11 19:07:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-11 19:07:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-11 19:07:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-11 19:07:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-11 19:07:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-11 19:07:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-11 19:07:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-11 19:07:22,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-11 19:07:22,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-11 19:07:22,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-11 19:07:22,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-11 19:07:22,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-11 19:07:22,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-11 19:07:22,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-11 19:07:22,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-11 19:07:22,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-11 19:07:22,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-11 19:07:22,502 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-11 19:07:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-11 19:07:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-11 19:07:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-11 19:07:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-11 19:07:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-11 19:07:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-11 19:07:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-11 19:07:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-11 19:07:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-11 19:07:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-11 19:07:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-11 19:07:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-11 19:07:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-11 19:07:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-11 19:07:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-11 19:07:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-11 19:07:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-11 19:07:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-11 19:07:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-11 19:07:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-11 19:07:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-11 19:07:22,511 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-11 19:07:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-11 19:07:22,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-11 19:07:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-11 19:07:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-11 19:07:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-11 19:07:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-11 19:07:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-11 19:07:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-11 19:07:22,802 INFO L238 CfgBuilder]: Building ICFG [2024-11-11 19:07:22,804 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-11 19:07:45,481 INFO L? ?]: Removed 292 outVars from TransFormulas that were not future-live. [2024-11-11 19:07:45,482 INFO L287 CfgBuilder]: Performing block encoding [2024-11-11 19:07:45,498 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-11 19:07:45,498 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-11 19:07:45,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 07:07:45 BoogieIcfgContainer [2024-11-11 19:07:45,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-11 19:07:45,500 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-11 19:07:45,501 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-11 19:07:45,503 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-11 19:07:45,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 07:07:20" (1/3) ... [2024-11-11 19:07:45,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c3d252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 07:07:45, skipping insertion in model container [2024-11-11 19:07:45,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:07:22" (2/3) ... [2024-11-11 19:07:45,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c3d252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 07:07:45, skipping insertion in model container [2024-11-11 19:07:45,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 07:07:45" (3/3) ... [2024-11-11 19:07:45,506 INFO L112 eAbstractionObserver]: Analyzing ICFG poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-11-11 19:07:45,517 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-11 19:07:45,517 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-11 19:07:45,569 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-11 19:07:45,574 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17974479, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-11 19:07:45,574 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-11 19:07:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 220 states, 200 states have (on average 1.555) internal successors, (311), 201 states have internal predecessors, (311), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-11 19:07:45,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-11 19:07:45,598 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 19:07:45,599 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 19:07:45,599 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 19:07:45,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 19:07:45,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1650166023, now seen corresponding path program 1 times [2024-11-11 19:07:45,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-11 19:07:45,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [325644544] [2024-11-11 19:07:45,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 19:07:45,620 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-11 19:07:45,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-11 19:07:45,622 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-11 19:07:45,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-11 19:07:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 19:07:47,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 2064 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-11 19:07:47,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 19:07:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-11 19:07:47,748 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 19:07:47,748 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-11 19:07:47,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [325644544] [2024-11-11 19:07:47,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [325644544] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 19:07:47,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 19:07:47,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-11 19:07:47,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803234330] [2024-11-11 19:07:47,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 19:07:47,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-11 19:07:47,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-11 19:07:47,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-11 19:07:47,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-11 19:07:47,793 INFO L87 Difference]: Start difference. First operand has 220 states, 200 states have (on average 1.555) internal successors, (311), 201 states have internal predecessors, (311), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-11 19:07:47,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 19:07:47,853 INFO L93 Difference]: Finished difference Result 437 states and 681 transitions. [2024-11-11 19:07:47,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 19:07:47,855 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 133 [2024-11-11 19:07:47,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 19:07:47,877 INFO L225 Difference]: With dead ends: 437 [2024-11-11 19:07:47,878 INFO L226 Difference]: Without dead ends: 216 [2024-11-11 19:07:47,886 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-11 19:07:47,891 INFO L435 NwaCegarLoop]: 291 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, 291 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 [2024-11-11 19:07:47,891 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 19:07:47,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2024-11-11 19:07:47,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2024-11-11 19:07:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 197 states have (on average 1.3248730964467006) internal successors, (261), 197 states have internal predecessors, (261), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-11 19:07:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 287 transitions. [2024-11-11 19:07:47,931 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 287 transitions. Word has length 133 [2024-11-11 19:07:47,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 19:07:47,932 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 287 transitions. [2024-11-11 19:07:47,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-11 19:07:47,932 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2024-11-11 19:07:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-11 19:07:47,936 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 19:07:47,937 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 19:07:47,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-11 19:07:48,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-11 19:07:48,138 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 19:07:48,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 19:07:48,139 INFO L85 PathProgramCache]: Analyzing trace with hash 2099928699, now seen corresponding path program 1 times [2024-11-11 19:07:48,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-11 19:07:48,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187669093] [2024-11-11 19:07:48,143 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 19:07:48,143 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-11 19:07:48,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-11 19:07:48,146 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-11 19:07:48,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-11 19:07:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 19:07:51,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 2065 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-11 19:07:51,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 19:07:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-11 19:07:53,432 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 19:07:53,432 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-11 19:07:53,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187669093] [2024-11-11 19:07:53,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1187669093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 19:07:53,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 19:07:53,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-11 19:07:53,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108169476] [2024-11-11 19:07:53,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 19:07:53,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-11 19:07:53,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-11 19:07:53,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-11 19:07:53,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-11 19:07:53,435 INFO L87 Difference]: Start difference. First operand 216 states and 287 transitions. Second operand has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-11 19:07:57,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-11 19:08:01,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-11 19:08:05,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:09,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:13,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:18,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:18,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 19:08:18,471 INFO L93 Difference]: Finished difference Result 444 states and 594 transitions. [2024-11-11 19:08:18,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 19:08:18,475 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 133 [2024-11-11 19:08:18,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 19:08:18,478 INFO L225 Difference]: With dead ends: 444 [2024-11-11 19:08:18,478 INFO L226 Difference]: Without dead ends: 233 [2024-11-11 19:08:18,479 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 122 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-11 19:08:18,480 INFO L435 NwaCegarLoop]: 263 mSDtfsCounter, 292 mSDsluCounter, 1213 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 19 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.5s IncrementalHoareTripleChecker+Time [2024-11-11 19:08:18,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 1476 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 227 Invalid, 5 Unknown, 0 Unchecked, 24.5s Time] [2024-11-11 19:08:18,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-11 19:08:18,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-11 19:08:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 211 states have (on average 1.3175355450236967) internal successors, (278), 212 states have internal predecessors, (278), 15 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (19), 15 states have call predecessors, (19), 15 states have call successors, (19) [2024-11-11 19:08:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 312 transitions. [2024-11-11 19:08:18,515 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 312 transitions. Word has length 133 [2024-11-11 19:08:18,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 19:08:18,515 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 312 transitions. [2024-11-11 19:08:18,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-11 19:08:18,516 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 312 transitions. [2024-11-11 19:08:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-11 19:08:18,519 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 19:08:18,520 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 19:08:18,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-11 19:08:18,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-11 19:08:18,721 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 19:08:18,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 19:08:18,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1670270393, now seen corresponding path program 1 times [2024-11-11 19:08:18,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-11 19:08:18,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [313147074] [2024-11-11 19:08:18,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 19:08:18,723 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-11 19:08:18,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-11 19:08:18,725 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-11 19:08:18,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-11 19:08:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 19:08:21,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 2065 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-11 19:08:21,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 19:08:23,598 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-11 19:08:23,598 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 19:08:23,598 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-11 19:08:23,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [313147074] [2024-11-11 19:08:23,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [313147074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 19:08:23,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 19:08:23,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-11 19:08:23,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534097122] [2024-11-11 19:08:23,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 19:08:23,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-11 19:08:23,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-11 19:08:23,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-11 19:08:23,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-11 19:08:23,600 INFO L87 Difference]: Start difference. First operand 233 states and 312 transitions. Second operand has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (9), 3 states have call predecessors, (9), 4 states have return successors, (9), 2 states have call predecessors, (9), 4 states have call successors, (9) [2024-11-11 19:08:27,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:31,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:35,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:39,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:43,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:47,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-11 19:08:51,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]