./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_rand_square_21_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_good.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 34b0139accfb56213188a96f4b7087f490e6a96c07ae67bc48cb3ff6c973182e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:37:39,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:37:39,652 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-11 22:37:39,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:37:39,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:37:39,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:37:39,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:37:39,685 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:37:39,686 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:37:39,688 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:37:39,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:37:39,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:37:39,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:37:39,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:37:39,691 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:37:39,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:37:39,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:37:39,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 22:37:39,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:37:39,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:37:39,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:37:39,694 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:37:39,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:37:39,697 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:37:39,697 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:37:39,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:37:39,698 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:37:39,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:37:39,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:37:39,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:37:39,699 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:37:39,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:37:39,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:37:39,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:37:39,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:37:39,700 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 22:37:39,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 22:37:39,700 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:37:39,701 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:37:39,701 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:37:39,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:37:39,702 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34b0139accfb56213188a96f4b7087f490e6a96c07ae67bc48cb3ff6c973182e [2024-10-11 22:37:39,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:37:39,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:37:40,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:37:40,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:37:40,003 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:37:40,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_good.i [2024-10-11 22:37:41,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:37:41,791 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:37:41,791 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_good.i [2024-10-11 22:37:41,830 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/06866f465/a55b60db5d474b8b88075436631dea29/FLAG6cadad44c [2024-10-11 22:37:41,847 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/06866f465/a55b60db5d474b8b88075436631dea29 [2024-10-11 22:37:41,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:37:41,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:37:41,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:37:41,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:37:41,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:37:41,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:41" (1/1) ... [2024-10-11 22:37:41,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d4960f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:41, skipping insertion in model container [2024-10-11 22:37:41,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:41" (1/1) ... [2024-10-11 22:37:41,928 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:37:43,018 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2916) 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:1586) 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:1009) 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:789) 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:789) 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:1736) 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:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) 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:1767) 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:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) 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:1613) 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:3465) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2491) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) 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) [2024-10-11 22:37:43,023 INFO L158 Benchmark]: Toolchain (without parser) took 1170.95ms. Allocated memory is still 153.1MB. Free memory was 115.2MB in the beginning and 88.6MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-11 22:37:43,024 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:37:43,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1167.61ms. Allocated memory is still 153.1MB. Free memory was 114.5MB in the beginning and 88.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-11 22:37:43,025 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1167.61ms. Allocated memory is still 153.1MB. Free memory was 114.5MB in the beginning and 88.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. 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:610) 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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_good.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 34b0139accfb56213188a96f4b7087f490e6a96c07ae67bc48cb3ff6c973182e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:37:45,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:37:45,090 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-11 22:37:45,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:37:45,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:37:45,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-11 22:37:45,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:37:45,129 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:37:45,130 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:37:45,130 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:37:45,131 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:37:45,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:37:45,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:37:45,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:37:45,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:37:45,133 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:37:45,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:37:45,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:37:45,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:37:45,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:37:45,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:37:45,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:37:45,137 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 22:37:45,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 22:37:45,141 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:37:45,141 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:37:45,141 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 22:37:45,141 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:37:45,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:37:45,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:37:45,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:37:45,142 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:37:45,142 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:37:45,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:37:45,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:37:45,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:37:45,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:37:45,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:37:45,144 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 22:37:45,144 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 22:37:45,144 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:37:45,145 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:37:45,146 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:37:45,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:37:45,146 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 22:37:45,146 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34b0139accfb56213188a96f4b7087f490e6a96c07ae67bc48cb3ff6c973182e [2024-10-11 22:37:45,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:37:45,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:37:45,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:37:45,481 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:37:45,482 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:37:45,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_good.i [2024-10-11 22:37:47,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:37:47,419 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:37:47,420 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_good.i [2024-10-11 22:37:47,445 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6925ac770/269f2b6fc8274d6d97fa23f7fdb100ce/FLAG83f5148db [2024-10-11 22:37:47,623 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6925ac770/269f2b6fc8274d6d97fa23f7fdb100ce [2024-10-11 22:37:47,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:37:47,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:37:47,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:37:47,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:37:47,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:37:47,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:47" (1/1) ... [2024-10-11 22:37:47,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bd87c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:47, skipping insertion in model container [2024-10-11 22:37:47,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:47" (1/1) ... [2024-10-11 22:37:47,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:37:49,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:37:49,081 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 22:37:49,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:37:49,414 INFO L204 MainTranslator]: Completed translation [2024-10-11 22:37:49,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49 WrapperNode [2024-10-11 22:37:49,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 22:37:49,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 22:37:49,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 22:37:49,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 22:37:49,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,493 INFO L138 Inliner]: procedures = 946, calls = 37, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 131 [2024-10-11 22:37:49,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 22:37:49,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 22:37:49,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 22:37:49,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 22:37:49,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,511 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,524 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 22:37:49,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 22:37:49,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 22:37:49,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 22:37:49,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 22:37:49,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (1/1) ... [2024-10-11 22:37:49,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:37:49,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 22:37:49,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 22:37:49,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 22:37:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-11 22:37:49,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-11 22:37:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 22:37:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 22:37:49,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 22:37:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 22:37:49,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 22:37:49,793 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 22:37:49,796 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 22:37:54,501 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-10-11 22:37:54,501 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 22:37:54,538 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 22:37:54,538 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 22:37:54,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:37:54 BoogieIcfgContainer [2024-10-11 22:37:54,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 22:37:54,540 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 22:37:54,540 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 22:37:54,544 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 22:37:54,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 10:37:47" (1/3) ... [2024-10-11 22:37:54,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285b2d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:37:54, skipping insertion in model container [2024-10-11 22:37:54,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:49" (2/3) ... [2024-10-11 22:37:54,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285b2d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:37:54, skipping insertion in model container [2024-10-11 22:37:54,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:37:54" (3/3) ... [2024-10-11 22:37:54,548 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_21_good.i [2024-10-11 22:37:54,565 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 22:37:54,566 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-10-11 22:37:54,617 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 22:37:54,625 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;@7587480d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 22:37:54,626 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-10-11 22:37:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 43 states have internal predecessors, (53), 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) [2024-10-11 22:37:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-11 22:37:54,637 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:54,638 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:54,638 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 22:37:54,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:54,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1411051224, now seen corresponding path program 1 times [2024-10-11 22:37:54,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:54,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1539911275] [2024-10-11 22:37:54,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:54,659 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 [2024-10-11 22:37:54,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:54,662 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:54,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:37:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:54,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 22:37:54,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:54,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:37:54,842 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:37:54,842 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:54,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1539911275] [2024-10-11 22:37:54,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1539911275] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:37:54,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:37:54,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 22:37:54,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222809216] [2024-10-11 22:37:54,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:37:54,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 22:37:54,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:54,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 22:37:54,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 22:37:54,869 INFO L87 Difference]: Start difference. First operand has 54 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 43 states have internal predecessors, (53), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-10-11 22:37:58,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-11 22:38:02,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-11 22:38:06,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-11 22:38:08,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:38:08,001 INFO L93 Difference]: Finished difference Result 58 states and 75 transitions. [2024-10-11 22:38:08,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 22:38:08,003 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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 12 [2024-10-11 22:38:08,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:38:08,010 INFO L225 Difference]: With dead ends: 58 [2024-10-11 22:38:08,010 INFO L226 Difference]: Without dead ends: 51 [2024-10-11 22:38:08,012 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 22:38:08,015 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 6 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2024-10-11 22:38:08,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 163 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 3 Unknown, 0 Unchecked, 13.1s Time] [2024-10-11 22:38:08,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-10-11 22:38:08,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 47. [2024-10-11 22:38:08,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 32 states have (on average 1.46875) internal successors, (47), 38 states have internal predecessors, (47), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 22:38:08,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 59 transitions. [2024-10-11 22:38:08,048 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 59 transitions. Word has length 12 [2024-10-11 22:38:08,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:38:08,057 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 59 transitions. [2024-10-11 22:38:08,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-10-11 22:38:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2024-10-11 22:38:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-10-11 22:38:08,059 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:38:08,059 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:38:08,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:38:08,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 22:38:08,260 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 22:38:08,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:38:08,261 INFO L85 PathProgramCache]: Analyzing trace with hash -792910883, now seen corresponding path program 1 times [2024-10-11 22:38:08,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:38:08,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [818452570] [2024-10-11 22:38:08,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:38:08,262 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 [2024-10-11 22:38:08,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:38:08,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 22:38:08,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:38:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:38:08,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 22:38:08,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:38:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:38:08,389 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:38:08,389 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:38:08,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [818452570] [2024-10-11 22:38:08,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [818452570] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:38:08,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:38:08,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 22:38:08,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23625729] [2024-10-11 22:38:08,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:38:08,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 22:38:08,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:38:08,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 22:38:08,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:38:08,392 INFO L87 Difference]: Start difference. First operand 47 states and 59 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 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) [2024-10-11 22:38:08,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:38:08,427 INFO L93 Difference]: Finished difference Result 82 states and 100 transitions. [2024-10-11 22:38:08,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 22:38:08,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 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 [2024-10-11 22:38:08,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:38:08,429 INFO L225 Difference]: With dead ends: 82 [2024-10-11 22:38:08,429 INFO L226 Difference]: Without dead ends: 48 [2024-10-11 22:38:08,430 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:38:08,431 INFO L432 NwaCegarLoop]: 54 mSDtfsCounter, 0 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:38:08,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:38:08,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2024-10-11 22:38:08,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2024-10-11 22:38:08,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 33 states have (on average 1.4545454545454546) internal successors, (48), 39 states have internal predecessors, (48), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 22:38:08,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 60 transitions. [2024-10-11 22:38:08,439 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 60 transitions. Word has length 13 [2024-10-11 22:38:08,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:38:08,440 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 60 transitions. [2024-10-11 22:38:08,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 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) [2024-10-11 22:38:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2024-10-11 22:38:08,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-11 22:38:08,441 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:38:08,441 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:38:08,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:38:08,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/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 [2024-10-11 22:38:08,642 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 22:38:08,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:38:08,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1189441482, now seen corresponding path program 1 times [2024-10-11 22:38:08,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:38:08,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1053340103] [2024-10-11 22:38:08,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:38:08,643 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 [2024-10-11 22:38:08,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:38:08,645 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/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) [2024-10-11 22:38:08,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:38:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:38:47,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 22:38:47,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:38:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:38:48,311 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:38:48,312 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:38:48,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1053340103] [2024-10-11 22:38:48,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1053340103] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:38:48,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:38:48,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 22:38:48,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356177960] [2024-10-11 22:38:48,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:38:48,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 22:38:48,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:38:48,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 22:38:48,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 22:38:48,314 INFO L87 Difference]: Start difference. First operand 48 states and 60 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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) [2024-10-11 22:38:52,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 22:38:56,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 22:39:00,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 22:39:04,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 22:39:08,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 22:39:08,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:39:08,696 INFO L93 Difference]: Finished difference Result 51 states and 64 transitions. [2024-10-11 22:39:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 22:39:08,697 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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 [2024-10-11 22:39:08,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:39:08,698 INFO L225 Difference]: With dead ends: 51 [2024-10-11 22:39:08,698 INFO L226 Difference]: Without dead ends: 50 [2024-10-11 22:39:08,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 22:39:08,699 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 5 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2024-10-11 22:39:08,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 181 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 56 Invalid, 5 Unknown, 0 Unchecked, 20.4s Time] [2024-10-11 22:39:08,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-10-11 22:39:08,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2024-10-11 22:39:08,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 38 states have internal predecessors, (47), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 22:39:08,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 59 transitions. [2024-10-11 22:39:08,707 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 59 transitions. Word has length 14 [2024-10-11 22:39:08,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:39:08,708 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 59 transitions. [2024-10-11 22:39:08,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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) [2024-10-11 22:39:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2024-10-11 22:39:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-11 22:39:08,708 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:39:08,708 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:39:08,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Forceful destruction successful, exit code 0 [2024-10-11 22:39:08,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-clean/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 [2024-10-11 22:39:08,909 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 22:39:08,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:39:08,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1782019649, now seen corresponding path program 1 times [2024-10-11 22:39:08,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:39:08,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1626653383] [2024-10-11 22:39:08,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:39:08,911 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 [2024-10-11 22:39:08,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:39:08,914 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/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) [2024-10-11 22:39:08,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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