./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_04_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e246031fee28dbda2bbfda0d6d6d40300252350f5d4de980f8a8e914e6c9f85 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 22:01:45,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 22:01:45,538 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-24 22:01:45,542 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 22:01:45,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 22:01:45,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 22:01:45,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 22:01:45,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 22:01:45,581 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 22:01:45,581 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 22:01:45,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 22:01:45,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 22:01:45,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 22:01:45,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 22:01:45,583 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 22:01:45,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 22:01:45,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 22:01:45,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 22:01:45,584 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 22:01:45,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 22:01:45,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 22:01:45,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 22:01:45,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 22:01:45,586 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 22:01:45,587 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 22:01:45,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 22:01:45,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 22:01:45,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 22:01:45,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 22:01:45,588 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 22:01:45,589 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 22:01:45,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 22:01:45,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 22:01:45,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 22:01:45,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 22:01:45,590 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 22:01:45,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 22:01:45,591 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 22:01:45,591 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 22:01:45,591 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 22:01:45,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 22:01:45,592 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e246031fee28dbda2bbfda0d6d6d40300252350f5d4de980f8a8e914e6c9f85 [2024-10-24 22:01:45,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 22:01:45,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 22:01:45,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 22:01:45,888 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 22:01:45,888 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 22:01:45,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_04_good.i [2024-10-24 22:01:47,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 22:01:47,736 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 22:01:47,737 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_04_good.i [2024-10-24 22:01:47,767 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7644996b/4081f89dacb94bd89f8bc33a1c68e184/FLAG356dcc0fb [2024-10-24 22:01:47,950 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7644996b/4081f89dacb94bd89f8bc33a1c68e184 [2024-10-24 22:01:47,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 22:01:47,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 22:01:47,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 22:01:47,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 22:01:47,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 22:01:47,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:47" (1/1) ... [2024-10-24 22:01:47,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@604da213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:47, skipping insertion in model container [2024-10-24 22:01:47,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:47" (1/1) ... [2024-10-24 22:01:48,039 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 22:01:49,216 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:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2969) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1587) 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:1010) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:283) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:790) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:790) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1151) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1134) 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.visit(CHandler.java:1768) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1151) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1134) 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:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1614) 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:3460) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2485) 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) [2024-10-24 22:01:49,221 INFO L158 Benchmark]: Toolchain (without parser) took 1267.14ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 134.9MB in the end (delta: -26.8MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-10-24 22:01:49,222 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 169.9MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 22:01:49,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1265.78ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 134.9MB in the end (delta: -26.8MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-10-24 22:01:49,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 169.9MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1265.78ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 134.9MB in the end (delta: -26.8MB). Peak memory consumption was 32.7MB. 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: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/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_04_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e246031fee28dbda2bbfda0d6d6d40300252350f5d4de980f8a8e914e6c9f85 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 22:01:51,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 22:01:51,387 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-24 22:01:51,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 22:01:51,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 22:01:51,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-24 22:01:51,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 22:01:51,430 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 22:01:51,430 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 22:01:51,431 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 22:01:51,432 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 22:01:51,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 22:01:51,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 22:01:51,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 22:01:51,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 22:01:51,437 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 22:01:51,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 22:01:51,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 22:01:51,438 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 22:01:51,438 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 22:01:51,439 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 22:01:51,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 22:01:51,441 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 22:01:51,441 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 22:01:51,442 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 22:01:51,442 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 22:01:51,442 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 22:01:51,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 22:01:51,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 22:01:51,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 22:01:51,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 22:01:51,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 22:01:51,445 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 22:01:51,445 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 22:01:51,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 22:01:51,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 22:01:51,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 22:01:51,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 22:01:51,447 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 22:01:51,447 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 22:01:51,447 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 22:01:51,448 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 22:01:51,448 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 22:01:51,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 22:01:51,448 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 22:01:51,448 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e246031fee28dbda2bbfda0d6d6d40300252350f5d4de980f8a8e914e6c9f85 [2024-10-24 22:01:51,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 22:01:51,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 22:01:51,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 22:01:51,813 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 22:01:51,813 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 22:01:51,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_04_good.i [2024-10-24 22:01:53,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 22:01:53,678 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 22:01:53,679 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_04_good.i [2024-10-24 22:01:53,709 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bf4ae950/a583327904194ce291e888c83f846f89/FLAG9048f8013 [2024-10-24 22:01:53,726 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bf4ae950/a583327904194ce291e888c83f846f89 [2024-10-24 22:01:53,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 22:01:53,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 22:01:53,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 22:01:53,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 22:01:53,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 22:01:53,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:53" (1/1) ... [2024-10-24 22:01:53,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f427f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:53, skipping insertion in model container [2024-10-24 22:01:53,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:53" (1/1) ... [2024-10-24 22:01:53,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 22:01:54,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 22:01:54,828 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 22:01:54,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 22:01:55,413 INFO L204 MainTranslator]: Completed translation [2024-10-24 22:01:55,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55 WrapperNode [2024-10-24 22:01:55,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 22:01:55,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 22:01:55,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 22:01:55,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 22:01:55,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,500 INFO L138 Inliner]: procedures = 944, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 103 [2024-10-24 22:01:55,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 22:01:55,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 22:01:55,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 22:01:55,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 22:01:55,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,523 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,545 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-24 22:01:55,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 22:01:55,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 22:01:55,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 22:01:55,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 22:01:55,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (1/1) ... [2024-10-24 22:01:55,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 22:01:55,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 22:01:55,615 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) [2024-10-24 22:01:55,618 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 [2024-10-24 22:01:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-24 22:01:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-24 22:01:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 22:01:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 22:01:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 22:01:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-24 22:01:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-24 22:01:55,833 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 22:01:55,835 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 22:02:03,932 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-10-24 22:02:03,932 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 22:02:03,967 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 22:02:03,967 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 22:02:03,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:02:03 BoogieIcfgContainer [2024-10-24 22:02:03,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 22:02:03,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 22:02:03,970 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 22:02:03,974 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 22:02:03,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:01:53" (1/3) ... [2024-10-24 22:02:03,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@424fef78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:02:03, skipping insertion in model container [2024-10-24 22:02:03,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:55" (2/3) ... [2024-10-24 22:02:03,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@424fef78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:02:03, skipping insertion in model container [2024-10-24 22:02:03,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:02:03" (3/3) ... [2024-10-24 22:02:03,977 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_04_good.i [2024-10-24 22:02:03,992 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 22:02:03,993 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-10-24 22:02:04,073 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 22:02:04,080 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;@1605cb5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 22:02:04,081 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-10-24 22:02:04,086 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 41 states have (on average 1.5609756097560976) internal successors, (64), 51 states have internal predecessors, (64), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-10-24 22:02:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-24 22:02:04,095 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:04,096 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:04,096 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:04,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:04,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1016876333, now seen corresponding path program 1 times [2024-10-24 22:02:04,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:04,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [15785995] [2024-10-24 22:02:04,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:04,119 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 [2024-10-24 22:02:04,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:04,122 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) [2024-10-24 22:02:04,125 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 [2024-10-24 22:02:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:04,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 22:02:04,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:04,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 22:02:04,273 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:04,273 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:04,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [15785995] [2024-10-24 22:02:04,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [15785995] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:04,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:04,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 22:02:04,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476806169] [2024-10-24 22:02:04,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:04,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 22:02:04,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:04,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 22:02:04,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:04,305 INFO L87 Difference]: Start difference. First operand has 64 states, 41 states have (on average 1.5609756097560976) internal successors, (64), 51 states have internal predecessors, (64), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:04,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:04,735 INFO L93 Difference]: Finished difference Result 124 states and 163 transitions. [2024-10-24 22:02:04,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 22:02:04,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-10-24 22:02:04,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:04,743 INFO L225 Difference]: With dead ends: 124 [2024-10-24 22:02:04,743 INFO L226 Difference]: Without dead ends: 69 [2024-10-24 22:02:04,746 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:04,748 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 8 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:04,749 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 149 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 22:02:04,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-10-24 22:02:04,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 64. [2024-10-24 22:02:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 44 states have (on average 1.5454545454545454) internal successors, (68), 53 states have internal predecessors, (68), 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) [2024-10-24 22:02:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 84 transitions. [2024-10-24 22:02:04,800 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 84 transitions. Word has length 11 [2024-10-24 22:02:04,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:04,801 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 84 transitions. [2024-10-24 22:02:04,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2024-10-24 22:02:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-24 22:02:04,804 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:04,805 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:04,810 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 [2024-10-24 22:02:05,006 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 [2024-10-24 22:02:05,006 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:05,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:05,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1016935915, now seen corresponding path program 1 times [2024-10-24 22:02:05,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:05,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [400051648] [2024-10-24 22:02:05,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:05,008 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 [2024-10-24 22:02:05,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:05,010 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) [2024-10-24 22:02:05,011 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 [2024-10-24 22:02:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:05,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 22:02:05,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 22:02:05,133 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:05,133 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:05,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [400051648] [2024-10-24 22:02:05,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [400051648] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:05,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:05,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 22:02:05,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19020990] [2024-10-24 22:02:05,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:05,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 22:02:05,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:05,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 22:02:05,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:05,140 INFO L87 Difference]: Start difference. First operand 64 states and 84 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:05,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:05,184 INFO L93 Difference]: Finished difference Result 108 states and 138 transitions. [2024-10-24 22:02:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 22:02:05,185 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-10-24 22:02:05,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:05,186 INFO L225 Difference]: With dead ends: 108 [2024-10-24 22:02:05,186 INFO L226 Difference]: Without dead ends: 54 [2024-10-24 22:02:05,187 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:05,188 INFO L432 NwaCegarLoop]: 56 mSDtfsCounter, 57 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:05,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 56 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 22:02:05,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-10-24 22:02:05,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-10-24 22:02:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 44 states have internal predecessors, (50), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-24 22:02:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 64 transitions. [2024-10-24 22:02:05,202 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 64 transitions. Word has length 11 [2024-10-24 22:02:05,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:05,202 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 64 transitions. [2024-10-24 22:02:05,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-10-24 22:02:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-10-24 22:02:05,203 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:05,203 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:05,207 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 (3)] Ended with exit code 0 [2024-10-24 22:02:05,406 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 [2024-10-24 22:02:05,407 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:05,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:05,408 INFO L85 PathProgramCache]: Analyzing trace with hash -2034260303, now seen corresponding path program 1 times [2024-10-24 22:02:05,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:05,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1764939823] [2024-10-24 22:02:05,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:05,409 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 [2024-10-24 22:02:05,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:05,412 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) [2024-10-24 22:02:05,414 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 [2024-10-24 22:02:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:05,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 22:02:05,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:05,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 22:02:05,531 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:05,531 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:05,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1764939823] [2024-10-24 22:02:05,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1764939823] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:05,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:05,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 22:02:05,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218111307] [2024-10-24 22:02:05,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:05,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 22:02:05,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:05,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 22:02:05,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 22:02:05,534 INFO L87 Difference]: Start difference. First operand 54 states and 64 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:05,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:05,639 INFO L93 Difference]: Finished difference Result 99 states and 115 transitions. [2024-10-24 22:02:05,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 22:02:05,640 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2024-10-24 22:02:05,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:05,640 INFO L225 Difference]: With dead ends: 99 [2024-10-24 22:02:05,641 INFO L226 Difference]: Without dead ends: 54 [2024-10-24 22:02:05,641 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 22:02:05,642 INFO L432 NwaCegarLoop]: 56 mSDtfsCounter, 9 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:05,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 154 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 22:02:05,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-10-24 22:02:05,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-10-24 22:02:05,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 44 states have internal predecessors, (49), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-24 22:02:05,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2024-10-24 22:02:05,653 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 63 transitions. Word has length 13 [2024-10-24 22:02:05,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:05,653 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 63 transitions. [2024-10-24 22:02:05,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2024-10-24 22:02:05,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-24 22:02:05,654 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:05,654 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:05,662 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 (4)] Ended with exit code 0 [2024-10-24 22:02:05,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /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 [2024-10-24 22:02:05,855 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:05,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:05,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1358565305, now seen corresponding path program 1 times [2024-10-24 22:02:05,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:05,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [440449267] [2024-10-24 22:02:05,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:05,856 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 [2024-10-24 22:02:05,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:05,858 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2024-10-24 22:02:05,859 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 (5)] Waiting until timeout for monitored process [2024-10-24 22:02:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:05,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 22:02:05,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:06,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 22:02:06,006 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:06,006 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:06,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [440449267] [2024-10-24 22:02:06,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [440449267] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:06,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:06,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 22:02:06,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024172491] [2024-10-24 22:02:06,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:06,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 22:02:06,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:06,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 22:02:06,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 22:02:06,009 INFO L87 Difference]: Start difference. First operand 54 states and 63 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:06,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:06,065 INFO L93 Difference]: Finished difference Result 54 states and 63 transitions. [2024-10-24 22:02:06,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 22:02:06,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2024-10-24 22:02:06,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:06,068 INFO L225 Difference]: With dead ends: 54 [2024-10-24 22:02:06,068 INFO L226 Difference]: Without dead ends: 51 [2024-10-24 22:02:06,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 22:02:06,070 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 5 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:06,070 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 153 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 22:02:06,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-10-24 22:02:06,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2024-10-24 22:02:06,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 41 states have internal predecessors, (46), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-24 22:02:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 60 transitions. [2024-10-24 22:02:06,084 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 60 transitions. Word has length 14 [2024-10-24 22:02:06,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:06,085 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 60 transitions. [2024-10-24 22:02:06,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 22:02:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2024-10-24 22:02:06,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-10-24 22:02:06,086 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:06,086 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:06,093 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 (5)] Ended with exit code 0 [2024-10-24 22:02:06,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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 [2024-10-24 22:02:06,287 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:06,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:06,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1958542243, now seen corresponding path program 1 times [2024-10-24 22:02:06,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:06,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [511796020] [2024-10-24 22:02:06,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:06,288 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 [2024-10-24 22:02:06,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:06,291 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2024-10-24 22:02:06,293 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 (6)] Waiting until timeout for monitored process [2024-10-24 22:02:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:06,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 22:02:06,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 22:02:06,422 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:06,423 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:06,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [511796020] [2024-10-24 22:02:06,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [511796020] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:06,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:06,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 22:02:06,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155439490] [2024-10-24 22:02:06,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:06,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 22:02:06,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:06,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 22:02:06,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:06,426 INFO L87 Difference]: Start difference. First operand 51 states and 60 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 22:02:06,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:06,449 INFO L93 Difference]: Finished difference Result 88 states and 101 transitions. [2024-10-24 22:02:06,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 22:02:06,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2024-10-24 22:02:06,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:06,453 INFO L225 Difference]: With dead ends: 88 [2024-10-24 22:02:06,453 INFO L226 Difference]: Without dead ends: 47 [2024-10-24 22:02:06,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:06,454 INFO L432 NwaCegarLoop]: 48 mSDtfsCounter, 44 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:06,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 48 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 22:02:06,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2024-10-24 22:02:06,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2024-10-24 22:02:06,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 39 states have internal predecessors, (42), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-24 22:02:06,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2024-10-24 22:02:06,468 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 20 [2024-10-24 22:02:06,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:06,468 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2024-10-24 22:02:06,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 22:02:06,468 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2024-10-24 22:02:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-24 22:02:06,468 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:06,469 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:06,475 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 (6)] Forceful destruction successful, exit code 0 [2024-10-24 22:02:06,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /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 [2024-10-24 22:02:06,673 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:06,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:06,674 INFO L85 PathProgramCache]: Analyzing trace with hash -2016092516, now seen corresponding path program 1 times [2024-10-24 22:02:06,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:06,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1335635835] [2024-10-24 22:02:06,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:06,674 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 [2024-10-24 22:02:06,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:06,676 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2024-10-24 22:02:06,677 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 (7)] Waiting until timeout for monitored process [2024-10-24 22:02:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:06,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 22:02:06,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-24 22:02:06,758 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:06,759 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:06,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1335635835] [2024-10-24 22:02:06,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1335635835] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:06,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:06,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 22:02:06,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124643765] [2024-10-24 22:02:06,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:06,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 22:02:06,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:06,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 22:02:06,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:06,761 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 22:02:06,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:06,876 INFO L93 Difference]: Finished difference Result 65 states and 69 transitions. [2024-10-24 22:02:06,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 22:02:06,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2024-10-24 22:02:06,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:06,878 INFO L225 Difference]: With dead ends: 65 [2024-10-24 22:02:06,878 INFO L226 Difference]: Without dead ends: 43 [2024-10-24 22:02:06,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:06,879 INFO L432 NwaCegarLoop]: 40 mSDtfsCounter, 6 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:06,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 71 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 22:02:06,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-10-24 22:02:06,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-10-24 22:02:06,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 32 states have (on average 1.1875) internal successors, (38), 36 states have internal predecessors, (38), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-10-24 22:02:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2024-10-24 22:02:06,889 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 23 [2024-10-24 22:02:06,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:06,890 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2024-10-24 22:02:06,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 22:02:06,890 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2024-10-24 22:02:06,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-10-24 22:02:06,890 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:06,891 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:06,897 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 (7)] Ended with exit code 0 [2024-10-24 22:02:07,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /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 [2024-10-24 22:02:07,092 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:07,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:07,092 INFO L85 PathProgramCache]: Analyzing trace with hash -434529184, now seen corresponding path program 1 times [2024-10-24 22:02:07,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:07,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2065959387] [2024-10-24 22:02:07,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:07,093 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 [2024-10-24 22:02:07,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:07,096 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2024-10-24 22:02:07,099 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 (8)] Waiting until timeout for monitored process [2024-10-24 22:02:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:07,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 22:02:07,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:07,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-24 22:02:07,210 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:07,210 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:07,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2065959387] [2024-10-24 22:02:07,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2065959387] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:07,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:07,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 22:02:07,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853463832] [2024-10-24 22:02:07,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:07,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 22:02:07,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:07,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 22:02:07,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 22:02:07,212 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 22:02:07,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:07,292 INFO L93 Difference]: Finished difference Result 71 states and 74 transitions. [2024-10-24 22:02:07,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 22:02:07,292 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2024-10-24 22:02:07,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:07,293 INFO L225 Difference]: With dead ends: 71 [2024-10-24 22:02:07,294 INFO L226 Difference]: Without dead ends: 43 [2024-10-24 22:02:07,295 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 22:02:07,295 INFO L432 NwaCegarLoop]: 38 mSDtfsCounter, 7 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:07,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 103 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 22:02:07,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-10-24 22:02:07,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-10-24 22:02:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 32 states have (on average 1.15625) internal successors, (37), 36 states have internal predecessors, (37), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-10-24 22:02:07,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 45 transitions. [2024-10-24 22:02:07,301 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 45 transitions. Word has length 25 [2024-10-24 22:02:07,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:07,301 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 45 transitions. [2024-10-24 22:02:07,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 22:02:07,302 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2024-10-24 22:02:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-10-24 22:02:07,302 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:07,302 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:07,309 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 (8)] Ended with exit code 0 [2024-10-24 22:02:07,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /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 [2024-10-24 22:02:07,503 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:07,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:07,504 INFO L85 PathProgramCache]: Analyzing trace with hash -589377526, now seen corresponding path program 1 times [2024-10-24 22:02:07,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:07,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591867638] [2024-10-24 22:02:07,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:07,505 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 [2024-10-24 22:02:07,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:07,506 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2024-10-24 22:02:07,506 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 (9)] Waiting until timeout for monitored process [2024-10-24 22:02:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:07,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 22:02:07,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-24 22:02:07,634 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:07,634 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:07,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591867638] [2024-10-24 22:02:07,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591867638] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:07,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:07,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 22:02:07,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659433824] [2024-10-24 22:02:07,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:07,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 22:02:07,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:07,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 22:02:07,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 22:02:07,639 INFO L87 Difference]: Start difference. First operand 43 states and 45 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 22:02:07,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:07,677 INFO L93 Difference]: Finished difference Result 43 states and 45 transitions. [2024-10-24 22:02:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 22:02:07,678 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2024-10-24 22:02:07,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:07,679 INFO L225 Difference]: With dead ends: 43 [2024-10-24 22:02:07,679 INFO L226 Difference]: Without dead ends: 40 [2024-10-24 22:02:07,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 22:02:07,680 INFO L432 NwaCegarLoop]: 37 mSDtfsCounter, 3 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:07,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 102 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 22:02:07,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2024-10-24 22:02:07,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-10-24 22:02:07,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 30 states have (on average 1.1333333333333333) internal successors, (34), 33 states have internal predecessors, (34), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-10-24 22:02:07,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2024-10-24 22:02:07,685 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 26 [2024-10-24 22:02:07,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:07,685 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2024-10-24 22:02:07,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 22:02:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2024-10-24 22:02:07,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-10-24 22:02:07,686 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:07,686 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:07,693 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 (9)] Ended with exit code 0 [2024-10-24 22:02:07,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /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 [2024-10-24 22:02:07,888 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:07,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:07,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1207161966, now seen corresponding path program 1 times [2024-10-24 22:02:07,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:07,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [561294456] [2024-10-24 22:02:07,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:07,889 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 [2024-10-24 22:02:07,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:07,890 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2024-10-24 22:02:07,892 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 (10)] Waiting until timeout for monitored process [2024-10-24 22:02:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:07,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 22:02:07,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 22:02:07,998 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:07,998 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:07,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [561294456] [2024-10-24 22:02:07,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [561294456] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:07,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:07,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 22:02:07,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004997611] [2024-10-24 22:02:07,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:07,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 22:02:07,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:07,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 22:02:07,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:08,000 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-24 22:02:08,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:08,083 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2024-10-24 22:02:08,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 22:02:08,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 34 [2024-10-24 22:02:08,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:08,084 INFO L225 Difference]: With dead ends: 40 [2024-10-24 22:02:08,085 INFO L226 Difference]: Without dead ends: 38 [2024-10-24 22:02:08,085 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:08,085 INFO L432 NwaCegarLoop]: 36 mSDtfsCounter, 1 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:08,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 68 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 22:02:08,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2024-10-24 22:02:08,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2024-10-24 22:02:08,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 31 states have internal predecessors, (32), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-10-24 22:02:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 40 transitions. [2024-10-24 22:02:08,091 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 40 transitions. Word has length 34 [2024-10-24 22:02:08,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:08,091 INFO L471 AbstractCegarLoop]: Abstraction has 38 states and 40 transitions. [2024-10-24 22:02:08,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-24 22:02:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2024-10-24 22:02:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-10-24 22:02:08,092 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 22:02:08,093 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:08,100 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 (10)] Forceful destruction successful, exit code 0 [2024-10-24 22:02:08,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /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 [2024-10-24 22:02:08,293 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-24 22:02:08,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 22:02:08,294 INFO L85 PathProgramCache]: Analyzing trace with hash -403655951, now seen corresponding path program 1 times [2024-10-24 22:02:08,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 22:02:08,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563988812] [2024-10-24 22:02:08,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 22:02:08,294 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 [2024-10-24 22:02:08,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 22:02:08,296 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2024-10-24 22:02:08,297 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 (11)] Waiting until timeout for monitored process [2024-10-24 22:02:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 22:02:08,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 22:02:08,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 22:02:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 22:02:08,409 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 22:02:08,409 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 22:02:08,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563988812] [2024-10-24 22:02:08,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [563988812] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 22:02:08,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 22:02:08,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 22:02:08,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543147699] [2024-10-24 22:02:08,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 22:02:08,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 22:02:08,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 22:02:08,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 22:02:08,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:08,412 INFO L87 Difference]: Start difference. First operand 38 states and 40 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 22:02:08,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 22:02:08,468 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2024-10-24 22:02:08,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 22:02:08,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2024-10-24 22:02:08,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 22:02:08,474 INFO L225 Difference]: With dead ends: 38 [2024-10-24 22:02:08,474 INFO L226 Difference]: Without dead ends: 0 [2024-10-24 22:02:08,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 22:02:08,475 INFO L432 NwaCegarLoop]: 35 mSDtfsCounter, 1 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 22:02:08,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 67 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 22:02:08,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-24 22:02:08,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-24 22:02:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 22:02:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-24 22:02:08,477 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2024-10-24 22:02:08,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 22:02:08,477 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 22:02:08,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 22:02:08,477 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-24 22:02:08,477 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-24 22:02:08,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2024-10-24 22:02:08,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2024-10-24 22:02:08,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2024-10-24 22:02:08,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2024-10-24 22:02:08,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2024-10-24 22:02:08,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2024-10-24 22:02:08,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2024-10-24 22:02:08,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2024-10-24 22:02:08,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2024-10-24 22:02:08,482 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2024-10-24 22:02:08,489 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 (11)] Ended with exit code 0 [2024-10-24 22:02:08,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /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 [2024-10-24 22:02:08,685 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 22:02:08,686 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-24 22:02:08,749 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 22:02:08,761 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-10-24 22:02:08,762 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-10-24 22:02:08,762 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-10-24 22:02:08,762 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-10-24 22:02:08,762 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-10-24 22:02:08,763 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-10-24 22:02:08,763 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-10-24 22:02:08,763 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-10-24 22:02:08,763 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-10-24 22:02:08,763 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-10-24 22:02:08,763 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-10-24 22:02:08,763 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-10-24 22:02:08,764 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-10-24 22:02:08,765 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-10-24 22:02:08,765 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-10-24 22:02:08,765 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-10-24 22:02:08,765 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-10-24 22:02:08,765 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-10-24 22:02:08,765 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-10-24 22:02:08,765 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-10-24 22:02:08,766 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-10-24 22:02:08,766 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-10-24 22:02:08,766 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-10-24 22:02:08,766 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-10-24 22:02:08,766 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-10-24 22:02:08,766 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-10-24 22:02:08,766 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-10-24 22:02:08,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-10-24 22:02:08,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-10-24 22:02:08,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-10-24 22:02:08,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-10-24 22:02:08,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-10-24 22:02:08,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NAN [2024-10-24 22:02:08,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_INFINITE [2024-10-24 22:02:08,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_ZERO [2024-10-24 22:02:08,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_SUBNORMAL [2024-10-24 22:02:08,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NORMAL [2024-10-24 22:02:08,771 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-10-24 22:02:08,771 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-10-24 22:02:08,771 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-10-24 22:02:08,772 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-10-24 22:02:08,772 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-10-24 22:02:08,772 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-10-24 22:02:08,772 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-10-24 22:02:08,772 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-10-24 22:02:08,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-10-24 22:02:08,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-10-24 22:02:08,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-10-24 22:02:08,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-10-24 22:02:08,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-10-24 22:02:08,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-10-24 22:02:08,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-10-24 22:02:08,774 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-10-24 22:02:08,774 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-10-24 22:02:08,774 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-10-24 22:02:08,774 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-10-24 22:02:08,774 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-10-24 22:02:08,774 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-10-24 22:02:08,774 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-10-24 22:02:08,775 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-10-24 22:02:08,776 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-10-24 22:02:08,776 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-10-24 22:02:08,776 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-10-24 22:02:08,776 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-10-24 22:02:08,776 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-10-24 22:02:08,776 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-10-24 22:02:08,777 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NAN [2024-10-24 22:02:08,777 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_INFINITE [2024-10-24 22:02:08,777 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_ZERO [2024-10-24 22:02:08,777 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_SUBNORMAL [2024-10-24 22:02:08,777 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NORMAL [2024-10-24 22:02:08,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:02:08 BoogieIcfgContainer [2024-10-24 22:02:08,778 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 22:02:08,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 22:02:08,779 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 22:02:08,779 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 22:02:08,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:02:03" (3/4) ... [2024-10-24 22:02:08,782 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-24 22:02:08,785 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-10-24 22:02:08,785 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-10-24 22:02:08,791 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-10-24 22:02:08,791 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-24 22:02:08,791 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-24 22:02:08,791 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-24 22:02:08,893 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-24 22:02:08,893 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-24 22:02:08,893 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 22:02:08,894 INFO L158 Benchmark]: Toolchain (without parser) took 15163.23ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 55.2MB in the beginning and 34.5MB in the end (delta: 20.7MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2024-10-24 22:02:08,894 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 29.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 22:02:08,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1684.04ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 54.9MB in the beginning and 56.8MB in the end (delta: -1.9MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2024-10-24 22:02:08,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.91ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 51.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 22:02:08,895 INFO L158 Benchmark]: Boogie Preprocessor took 79.39ms. Allocated memory is still 104.9MB. Free memory was 51.7MB in the beginning and 48.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 22:02:08,895 INFO L158 Benchmark]: RCFGBuilder took 8385.11ms. Allocated memory is still 104.9MB. Free memory was 48.4MB in the beginning and 27.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-24 22:02:08,895 INFO L158 Benchmark]: TraceAbstraction took 4808.46ms. Allocated memory is still 104.9MB. Free memory was 26.5MB in the beginning and 40.8MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 22:02:08,896 INFO L158 Benchmark]: Witness Printer took 114.70ms. Allocated memory is still 104.9MB. Free memory was 40.8MB in the beginning and 34.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-24 22:02:08,897 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 29.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1684.04ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 54.9MB in the beginning and 56.8MB in the end (delta: -1.9MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.91ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 51.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.39ms. Allocated memory is still 104.9MB. Free memory was 51.7MB in the beginning and 48.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8385.11ms. Allocated memory is still 104.9MB. Free memory was 48.4MB in the beginning and 27.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4808.46ms. Allocated memory is still 104.9MB. Free memory was 26.5MB in the beginning and 40.8MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 114.70ms. Allocated memory is still 104.9MB. Free memory was 40.8MB in the beginning and 34.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NAN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_INFINITE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_ZERO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_SUBNORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NAN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_INFINITE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_ZERO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_SUBNORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed6~0~FP_NORMAL * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 64 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 150 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 141 mSDsluCounter, 971 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 491 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 136 IncrementalHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 480 mSDtfsCounter, 136 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 214 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 210 ConstructedInterpolants, 0 QuantifiedInterpolants, 278 SizeOfPredicates, 6 NumberOfNonLiveVariables, 643 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 40/40 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Ensures: (((((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) && (STATIC_CONST_TRUE == \old(STATIC_CONST_TRUE))) && (STATIC_CONST_FALSE == \old(STATIC_CONST_FALSE))) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Ensures: (((((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) && (STATIC_CONST_TRUE == \old(STATIC_CONST_TRUE))) && (STATIC_CONST_FALSE == \old(STATIC_CONST_FALSE))) RESULT: Ultimate proved your program to be correct! [2024-10-24 22:02:08,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE