./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_12_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC --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 5a43c42ddbfdb3d931703f2a7d7efd951cf1bf9c5e4f9d35ed9d45272690fbfa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:06:25,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:06:25,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-24 02:06:25,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:06:25,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:06:25,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:06:25,447 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:06:25,447 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:06:25,448 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 02:06:25,448 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 02:06:25,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 02:06:25,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 02:06:25,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:06:25,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:06:25,451 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:06:25,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:06:25,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 02:06:25,451 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:06:25,452 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:06:25,453 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:06:25,453 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 02:06:25,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:06:25,453 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:06:25,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:06:25,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:06:25,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:06:25,454 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:06:25,456 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:06:25,456 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:06:25,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:06:25,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:06:25,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 02:06:25,457 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 02:06:25,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 02:06:25,457 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 02:06:25,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 02:06:25,457 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 02:06:25,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 02:06:25,458 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 02:06:25,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 02:06:25,458 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC 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 -> 5a43c42ddbfdb3d931703f2a7d7efd951cf1bf9c5e4f9d35ed9d45272690fbfa [2024-11-24 02:06:25,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:06:25,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:06:25,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:06:25,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:06:25,835 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:06:25,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_12_good.i [2024-11-24 02:06:29,039 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/c90ca6ab9/18afe650ead542a59fccae6608c11dc5/FLAG60202034e [2024-11-24 02:06:29,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:06:29,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_12_good.i [2024-11-24 02:06:29,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/c90ca6ab9/18afe650ead542a59fccae6608c11dc5/FLAG60202034e [2024-11-24 02:06:30,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/c90ca6ab9/18afe650ead542a59fccae6608c11dc5 [2024-11-24 02:06:30,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:06:30,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:06:30,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:06:30,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:06:30,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:06:30,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:06:30" (1/1) ... [2024-11-24 02:06:30,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:30, skipping insertion in model container [2024-11-24 02:06:30,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:06:30" (1/1) ... [2024-11-24 02:06:30,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:06:32,342 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:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) 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:1019) 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:783) 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:783) 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:1752) 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:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) 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:1760) 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:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) 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:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) 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:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 02:06:32,354 INFO L158 Benchmark]: Toolchain (without parser) took 2234.90ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 76.4MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 02:06:32,355 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:06:32,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2232.04ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 76.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 02:06:32,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2232.04ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 76.4MB in the end (delta: 24.1MB). 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:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC --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 5a43c42ddbfdb3d931703f2a7d7efd951cf1bf9c5e4f9d35ed9d45272690fbfa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:06:35,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:06:35,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-24 02:06:35,595 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:06:35,596 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:06:35,596 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-24 02:06:35,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:06:35,636 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:06:35,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:06:35,638 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 02:06:35,639 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 02:06:35,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 02:06:35,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 02:06:35,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:06:35,640 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:06:35,640 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:06:35,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:06:35,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 02:06:35,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:06:35,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 02:06:35,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 02:06:35,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 02:06:35,642 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 02:06:35,642 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 02:06:35,642 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 02:06:35,642 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 02:06:35,642 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 02:06:35,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:06:35,643 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:06:35,643 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:06:35,644 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 02:06:35,644 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:06:35,644 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:06:35,644 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:06:35,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:06:35,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:06:35,645 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:06:35,645 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:06:35,645 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:06:35,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:06:35,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:06:35,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 02:06:35,646 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 02:06:35,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 02:06:35,646 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 02:06:35,647 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 02:06:35,647 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 02:06:35,647 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 02:06:35,647 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 02:06:35,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 02:06:35,648 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC 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 -> 5a43c42ddbfdb3d931703f2a7d7efd951cf1bf9c5e4f9d35ed9d45272690fbfa [2024-11-24 02:06:36,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:06:36,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:06:36,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:06:36,086 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:06:36,086 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:06:36,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_12_good.i [2024-11-24 02:06:39,315 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/8659d330c/1ed30ec211024926ae30831570e758f6/FLAGda0e83e7b [2024-11-24 02:06:39,805 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:06:39,805 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_12_good.i [2024-11-24 02:06:39,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/8659d330c/1ed30ec211024926ae30831570e758f6/FLAGda0e83e7b [2024-11-24 02:06:39,904 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/data/8659d330c/1ed30ec211024926ae30831570e758f6 [2024-11-24 02:06:39,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:06:39,909 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:06:39,911 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:06:39,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:06:39,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:06:39,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:06:39" (1/1) ... [2024-11-24 02:06:39,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68ee13ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:39, skipping insertion in model container [2024-11-24 02:06:39,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:06:39" (1/1) ... [2024-11-24 02:06:40,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:06:41,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:06:41,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 02:06:42,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:06:42,464 INFO L204 MainTranslator]: Completed translation [2024-11-24 02:06:42,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42 WrapperNode [2024-11-24 02:06:42,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 02:06:42,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 02:06:42,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 02:06:42,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 02:06:42,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,569 INFO L138 Inliner]: procedures = 942, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 123 [2024-11-24 02:06:42,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 02:06:42,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 02:06:42,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 02:06:42,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 02:06:42,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,585 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,610 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-24 02:06:42,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,624 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 02:06:42,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 02:06:42,655 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 02:06:42,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 02:06:42,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (1/1) ... [2024-11-24 02:06:42,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:06:42,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:06:42,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 02:06:42,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 02:06:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-24 02:06:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-24 02:06:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-11-24 02:06:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-11-24 02:06:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 02:06:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 02:06:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 02:06:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-24 02:06:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-24 02:06:43,011 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 02:06:43,014 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 02:06:52,542 INFO L? ?]: Removed 48 outVars from TransFormulas that were not future-live. [2024-11-24 02:06:52,545 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 02:06:52,563 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 02:06:52,563 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 02:06:52,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:06:52 BoogieIcfgContainer [2024-11-24 02:06:52,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 02:06:52,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 02:06:52,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 02:06:52,578 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 02:06:52,578 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 02:06:39" (1/3) ... [2024-11-24 02:06:52,579 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf04f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:06:52, skipping insertion in model container [2024-11-24 02:06:52,580 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:06:42" (2/3) ... [2024-11-24 02:06:52,580 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf04f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:06:52, skipping insertion in model container [2024-11-24 02:06:52,580 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:06:52" (3/3) ... [2024-11-24 02:06:52,581 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_12_good.i [2024-11-24 02:06:52,601 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 02:06:52,603 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_rand_square_12_good.i that has 4 procedures, 68 locations, 1 initial locations, 0 loop locations, and 10 error locations. [2024-11-24 02:06:52,671 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 02:06:52,685 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;@4afb8d9e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 02:06:52,686 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-11-24 02:06:52,691 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 42 states have (on average 1.5) internal successors, (63), 54 states have internal predecessors, (63), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-24 02:06:52,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-24 02:06:52,699 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:06:52,700 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:06:52,700 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-24 02:06:52,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:06:52,707 INFO L85 PathProgramCache]: Analyzing trace with hash 16907341, now seen corresponding path program 1 times [2024-11-24 02:06:52,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:06:52,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2010805885] [2024-11-24 02:06:52,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:06:52,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:06:52,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:06:52,725 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:06:52,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 02:06:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:06:52,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:06:52,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:06:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:06:53,072 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:06:53,073 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:06:53,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2010805885] [2024-11-24 02:06:53,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2010805885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:06:53,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:06:53,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:06:53,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080247280] [2024-11-24 02:06:53,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:06:53,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:06:53,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:06:53,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:06:53,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:06:53,112 INFO L87 Difference]: Start difference. First operand has 68 states, 42 states have (on average 1.5) internal successors, (63), 54 states have internal predecessors, (63), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-11-24 02:06:57,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:01,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:05,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:06,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:08,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:11,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.28s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:13,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:17,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:21,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:25,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:25,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:07:25,698 INFO L93 Difference]: Finished difference Result 74 states and 98 transitions. [2024-11-24 02:07:25,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:07:25,702 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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 22 [2024-11-24 02:07:25,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:07:25,713 INFO L225 Difference]: With dead ends: 74 [2024-11-24 02:07:25,714 INFO L226 Difference]: Without dead ends: 62 [2024-11-24 02:07:25,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:07:25,720 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 7 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2024-11-24 02:07:25,721 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 219 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 6 Unknown, 0 Unchecked, 32.5s Time] [2024-11-24 02:07:25,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-24 02:07:25,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 56. [2024-11-24 02:07:25,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 45 states have internal predecessors, (53), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:07:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2024-11-24 02:07:25,773 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 71 transitions. Word has length 22 [2024-11-24 02:07:25,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:07:25,774 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 71 transitions. [2024-11-24 02:07:25,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-11-24 02:07:25,774 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2024-11-24 02:07:25,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-24 02:07:25,776 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:07:25,776 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:07:25,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 02:07:25,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:07:25,978 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)] === [2024-11-24 02:07:25,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:07:25,979 INFO L85 PathProgramCache]: Analyzing trace with hash 16884502, now seen corresponding path program 1 times [2024-11-24 02:07:25,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:07:25,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [502865976] [2024-11-24 02:07:25,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:07:25,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:07:25,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:07:25,982 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:07:25,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 02:07:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:07:26,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:07:26,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:07:26,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:07:26,209 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:07:26,210 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:07:26,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502865976] [2024-11-24 02:07:26,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502865976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:07:26,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:07:26,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:07:26,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830004794] [2024-11-24 02:07:26,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:07:26,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:07:26,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:07:26,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:07:26,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:07:26,214 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-11-24 02:07:30,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:34,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:39,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:43,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:47,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:51,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:53,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:56,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:56,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:07:56,279 INFO L93 Difference]: Finished difference Result 62 states and 82 transitions. [2024-11-24 02:07:56,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:07:56,280 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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 22 [2024-11-24 02:07:56,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:07:56,281 INFO L225 Difference]: With dead ends: 62 [2024-11-24 02:07:56,281 INFO L226 Difference]: Without dead ends: 61 [2024-11-24 02:07:56,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:07:56,282 INFO L435 NwaCegarLoop]: 67 mSDtfsCounter, 7 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:07:56,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 173 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 47 Invalid, 6 Unknown, 0 Unchecked, 30.0s Time] [2024-11-24 02:07:56,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-24 02:07:56,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 55. [2024-11-24 02:07:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 35 states have (on average 1.4857142857142858) internal successors, (52), 44 states have internal predecessors, (52), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:07:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2024-11-24 02:07:56,293 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 22 [2024-11-24 02:07:56,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:07:56,294 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2024-11-24 02:07:56,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-11-24 02:07:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2024-11-24 02:07:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-24 02:07:56,296 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:07:56,296 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:07:56,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 02:07:56,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:07:56,501 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-24 02:07:56,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:07:56,501 INFO L85 PathProgramCache]: Analyzing trace with hash 524131708, now seen corresponding path program 1 times [2024-11-24 02:07:56,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:07:56,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [906190094] [2024-11-24 02:07:56,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:07:56,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:07:56,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:07:56,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:07:56,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 02:07:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:07:56,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:07:56,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:07:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:07:56,664 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:07:56,664 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:07:56,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906190094] [2024-11-24 02:07:56,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906190094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:07:56,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:07:56,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:07:56,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050323379] [2024-11-24 02:07:56,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:07:56,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:07:56,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:07:56,667 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:07:56,667 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:07:56,667 INFO L87 Difference]: Start difference. First operand 55 states and 70 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2024-11-24 02:07:56,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:07:56,706 INFO L93 Difference]: Finished difference Result 81 states and 98 transitions. [2024-11-24 02:07:56,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:07:56,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 23 [2024-11-24 02:07:56,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:07:56,714 INFO L225 Difference]: With dead ends: 81 [2024-11-24 02:07:56,716 INFO L226 Difference]: Without dead ends: 56 [2024-11-24 02:07:56,717 INFO L434 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 [2024-11-24 02:07:56,718 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 0 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:07:56,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:07:56,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-24 02:07:56,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-24 02:07:56,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 36 states have (on average 1.4722222222222223) internal successors, (53), 45 states have internal predecessors, (53), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:07:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2024-11-24 02:07:56,741 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 71 transitions. Word has length 23 [2024-11-24 02:07:56,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:07:56,741 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 71 transitions. [2024-11-24 02:07:56,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2024-11-24 02:07:56,742 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2024-11-24 02:07:56,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-24 02:07:56,743 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:07:56,743 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:07:56,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 02:07:56,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:07:56,944 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-24 02:07:56,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:07:56,944 INFO L85 PathProgramCache]: Analyzing trace with hash 523423676, now seen corresponding path program 1 times [2024-11-24 02:07:56,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:07:56,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1285835622] [2024-11-24 02:07:56,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:07:56,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:07:56,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:07:56,950 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:07:56,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 02:07:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:07:57,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:07:57,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:07:57,135 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:07:57,135 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:07:57,135 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:07:57,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285835622] [2024-11-24 02:07:57,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285835622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:07:57,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:07:57,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:07:57,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146134184] [2024-11-24 02:07:57,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:07:57,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:07:57,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:07:57,138 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:07:57,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:07:57,138 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2024-11-24 02:07:57,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:07:57,176 INFO L93 Difference]: Finished difference Result 82 states and 99 transitions. [2024-11-24 02:07:57,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:07:57,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 23 [2024-11-24 02:07:57,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:07:57,180 INFO L225 Difference]: With dead ends: 82 [2024-11-24 02:07:57,181 INFO L226 Difference]: Without dead ends: 57 [2024-11-24 02:07:57,181 INFO L434 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 [2024-11-24 02:07:57,184 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 0 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:07:57,184 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:07:57,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-24 02:07:57,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-24 02:07:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 37 states have (on average 1.4594594594594594) internal successors, (54), 46 states have internal predecessors, (54), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:07:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 72 transitions. [2024-11-24 02:07:57,201 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 72 transitions. Word has length 23 [2024-11-24 02:07:57,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:07:57,201 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 72 transitions. [2024-11-24 02:07:57,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2024-11-24 02:07:57,202 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2024-11-24 02:07:57,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-24 02:07:57,206 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:07:57,206 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:07:57,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-24 02:07:57,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:07:57,407 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-24 02:07:57,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:07:57,407 INFO L85 PathProgramCache]: Analyzing trace with hash -931911121, now seen corresponding path program 1 times [2024-11-24 02:07:57,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:07:57,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [273001389] [2024-11-24 02:07:57,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:07:57,409 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 [2024-11-24 02:07:57,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:07:57,411 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 02:07:57,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 02:09:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:27,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 02:09:27,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:09:27,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:09:27,940 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:09:27,940 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:09:27,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [273001389] [2024-11-24 02:09:27,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [273001389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:09:27,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:09:27,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:09:27,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562332912] [2024-11-24 02:09:27,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:09:27,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:09:27,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:09:27,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:09:27,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:09:27,942 INFO L87 Difference]: Start difference. First operand 57 states and 72 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2024-11-24 02:09:32,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:09:36,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:09:40,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:44,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:09:48,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:52,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:56,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:00,449 WARN L539 Checker$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] [2024-11-24 02:10:04,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:08,456 WARN L539 Checker$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] [2024-11-24 02:10:09,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:10:11,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:10:12,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:10:12,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:10:12,721 INFO L93 Difference]: Finished difference Result 60 states and 77 transitions. [2024-11-24 02:10:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:10:12,721 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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 24 [2024-11-24 02:10:12,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:10:12,722 INFO L225 Difference]: With dead ends: 60 [2024-11-24 02:10:12,723 INFO L226 Difference]: Without dead ends: 59 [2024-11-24 02:10:12,723 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:10:12,724 INFO L435 NwaCegarLoop]: 61 mSDtfsCounter, 7 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.8s IncrementalHoareTripleChecker+Time [2024-11-24 02:10:12,724 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 168 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 10 Unknown, 0 Unchecked, 44.8s Time] [2024-11-24 02:10:12,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-24 02:10:12,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 56. [2024-11-24 02:10:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 37 states have (on average 1.4324324324324325) internal successors, (53), 45 states have internal predecessors, (53), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:10:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2024-11-24 02:10:12,734 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 71 transitions. Word has length 24 [2024-11-24 02:10:12,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:10:12,734 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 71 transitions. [2024-11-24 02:10:12,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2024-11-24 02:10:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2024-11-24 02:10:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-24 02:10:12,735 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:12,735 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:10:12,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 02:10:12,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:10:12,936 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-24 02:10:12,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:12,937 INFO L85 PathProgramCache]: Analyzing trace with hash -953860136, now seen corresponding path program 1 times [2024-11-24 02:10:12,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:10:12,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1050251602] [2024-11-24 02:10:12,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:12,937 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:10:12,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:10:12,939 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 02:10:12,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 02:11:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:19,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 02:11:19,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:11:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:11:20,022 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:11:20,022 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:11:20,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1050251602] [2024-11-24 02:11:20,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1050251602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:20,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:20,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:11:20,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551614711] [2024-11-24 02:11:20,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:20,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:11:20,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:11:20,023 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:11:20,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:11:20,024 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2024-11-24 02:11:21,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:11:26,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:30,055 WARN L539 Checker$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] [2024-11-24 02:11:34,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:38,060 WARN L539 Checker$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] [2024-11-24 02:11:42,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:42,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:42,174 INFO L93 Difference]: Finished difference Result 59 states and 76 transitions. [2024-11-24 02:11:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:11:42,174 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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 24 [2024-11-24 02:11:42,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:42,175 INFO L225 Difference]: With dead ends: 59 [2024-11-24 02:11:42,175 INFO L226 Difference]: Without dead ends: 58 [2024-11-24 02:11:42,176 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:11:42,176 INFO L435 NwaCegarLoop]: 63 mSDtfsCounter, 7 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:42,176 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 172 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 5 Unknown, 0 Unchecked, 22.1s Time] [2024-11-24 02:11:42,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-24 02:11:42,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 55. [2024-11-24 02:11:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 37 states have (on average 1.4054054054054055) internal successors, (52), 44 states have internal predecessors, (52), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:11:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2024-11-24 02:11:42,183 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 24 [2024-11-24 02:11:42,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:42,183 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2024-11-24 02:11:42,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2024-11-24 02:11:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2024-11-24 02:11:42,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-24 02:11:42,184 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:42,184 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:11:42,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 02:11:42,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:11:42,385 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)] === [2024-11-24 02:11:42,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:42,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1175526430, now seen corresponding path program 1 times [2024-11-24 02:11:42,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:11:42,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1389087379] [2024-11-24 02:11:42,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:42,386 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:11:42,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:11:42,388 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 02:11:42,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 02:13:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:13:03,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 02:13:03,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:13:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:13:03,860 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:13:03,860 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:13:03,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1389087379] [2024-11-24 02:13:03,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1389087379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:13:03,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:13:03,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:13:03,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347194522] [2024-11-24 02:13:03,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:13:03,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:13:03,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:13:03,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:13:03,862 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:13:03,862 INFO L87 Difference]: Start difference. First operand 55 states and 70 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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) [2024-11-24 02:13:05,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 02:13:06,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:13:06,036 INFO L93 Difference]: Finished difference Result 58 states and 75 transitions. [2024-11-24 02:13:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:13:06,037 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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 25 [2024-11-24 02:13:06,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:13:06,038 INFO L225 Difference]: With dead ends: 58 [2024-11-24 02:13:06,038 INFO L226 Difference]: Without dead ends: 57 [2024-11-24 02:13:06,038 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:13:06,039 INFO L435 NwaCegarLoop]: 62 mSDtfsCounter, 5 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:13:06,039 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 271 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-24 02:13:06,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-24 02:13:06,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2024-11-24 02:13:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 43 states have internal predecessors, (51), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:13:06,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2024-11-24 02:13:06,045 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 25 [2024-11-24 02:13:06,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:13:06,045 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2024-11-24 02:13:06,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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) [2024-11-24 02:13:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2024-11-24 02:13:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-24 02:13:06,046 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:13:06,046 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:13:06,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 02:13:06,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:13:06,247 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-24 02:13:06,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:13:06,247 INFO L85 PathProgramCache]: Analyzing trace with hash 495106942, now seen corresponding path program 1 times [2024-11-24 02:13:06,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:13:06,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [334908248] [2024-11-24 02:13:06,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:13:06,248 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:13:06,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:13:06,250 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 02:13:06,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 02:14:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:14:24,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 02:14:24,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:14:25,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 02:14:25,525 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:14:25,525 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:14:25,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [334908248] [2024-11-24 02:14:25,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [334908248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:14:25,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:14:25,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:14:25,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216346430] [2024-11-24 02:14:25,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:14:25,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:14:25,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:14:25,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:14:25,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:14:25,526 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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) [2024-11-24 02:14:27,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:14:27,058 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions. [2024-11-24 02:14:27,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:14:27,058 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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 25 [2024-11-24 02:14:27,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:14:27,059 INFO L225 Difference]: With dead ends: 57 [2024-11-24 02:14:27,059 INFO L226 Difference]: Without dead ends: 56 [2024-11-24 02:14:27,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:14:27,060 INFO L435 NwaCegarLoop]: 62 mSDtfsCounter, 5 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-24 02:14:27,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 271 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-24 02:14:27,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-24 02:14:27,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 53. [2024-11-24 02:14:27,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 42 states have internal predecessors, (50), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:14:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 68 transitions. [2024-11-24 02:14:27,066 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 68 transitions. Word has length 25 [2024-11-24 02:14:27,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:14:27,067 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 68 transitions. [2024-11-24 02:14:27,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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) [2024-11-24 02:14:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2024-11-24 02:14:27,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-24 02:14:27,068 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:14:27,068 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 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] [2024-11-24 02:14:27,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 02:14:27,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:14:27,269 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)] === [2024-11-24 02:14:27,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:14:27,269 INFO L85 PathProgramCache]: Analyzing trace with hash 403672564, now seen corresponding path program 1 times [2024-11-24 02:14:27,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:14:27,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1789531241] [2024-11-24 02:14:27,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:14:27,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:14:27,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:14:27,271 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:14:27,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-24 02:14:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:14:27,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:14:27,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:14:27,407 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-24 02:14:27,407 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:14:27,407 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:14:27,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789531241] [2024-11-24 02:14:27,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789531241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:14:27,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:14:27,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:14:27,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214200693] [2024-11-24 02:14:27,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:14:27,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:14:27,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:14:27,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:14:27,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:14:27,409 INFO L87 Difference]: Start difference. First operand 53 states and 68 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-24 02:14:27,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:14:27,510 INFO L93 Difference]: Finished difference Result 53 states and 68 transitions. [2024-11-24 02:14:27,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:14:27,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 39 [2024-11-24 02:14:27,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:14:27,516 INFO L225 Difference]: With dead ends: 53 [2024-11-24 02:14:27,516 INFO L226 Difference]: Without dead ends: 0 [2024-11-24 02:14:27,516 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:14:27,517 INFO L435 NwaCegarLoop]: 60 mSDtfsCounter, 3 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:14:27,517 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 115 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:14:27,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-24 02:14:27,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-24 02:14:27,518 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) [2024-11-24 02:14:27,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-24 02:14:27,518 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2024-11-24 02:14:27,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:14:27,518 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-24 02:14:27,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-24 02:14:27,519 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-24 02:14:27,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 02:14:27,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2024-11-24 02:14:27,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2024-11-24 02:14:27,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2024-11-24 02:14:27,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2024-11-24 02:14:27,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2024-11-24 02:14:27,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2024-11-24 02:14:27,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2024-11-24 02:14:27,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2024-11-24 02:14:27,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2024-11-24 02:14:27,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2024-11-24 02:14:27,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-24 02:14:27,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:14:27,730 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:14:27,732 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-24 02:14:27,762 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 02:14:27,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 02:14:27 BoogieIcfgContainer [2024-11-24 02:14:27,768 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 02:14:27,768 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 02:14:27,768 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 02:14:27,768 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 02:14:27,769 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:06:52" (3/4) ... [2024-11-24 02:14:27,771 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 02:14:27,775 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-24 02:14:27,775 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2024-11-24 02:14:27,775 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-24 02:14:27,780 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-24 02:14:27,780 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-24 02:14:27,780 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-24 02:14:27,781 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 02:14:27,880 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-24 02:14:27,880 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-24 02:14:27,880 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 02:14:27,881 INFO L158 Benchmark]: Toolchain (without parser) took 467972.51ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 55.8MB in the beginning and 93.6MB in the end (delta: -37.7MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2024-11-24 02:14:27,881 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:14:27,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2554.02ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 26.5MB in the end (delta: 29.0MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2024-11-24 02:14:27,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.54ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 26.5MB in the beginning and 131.9MB in the end (delta: -105.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 02:14:27,882 INFO L158 Benchmark]: Boogie Preprocessor took 83.78ms. Allocated memory is still 167.8MB. Free memory was 131.9MB in the beginning and 129.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:14:27,882 INFO L158 Benchmark]: RCFGBuilder took 9909.67ms. Allocated memory is still 167.8MB. Free memory was 129.0MB in the beginning and 110.4MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 02:14:27,883 INFO L158 Benchmark]: TraceAbstraction took 455200.16ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 100.2MB in the end (delta: 9.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-24 02:14:27,883 INFO L158 Benchmark]: Witness Printer took 112.13ms. Allocated memory is still 167.8MB. Free memory was 100.2MB in the beginning and 93.6MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 02:14:27,887 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2554.02ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 26.5MB in the end (delta: 29.0MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.54ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 26.5MB in the beginning and 131.9MB in the end (delta: -105.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.78ms. Allocated memory is still 167.8MB. Free memory was 131.9MB in the beginning and 129.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 9909.67ms. Allocated memory is still 167.8MB. Free memory was 129.0MB in the beginning and 110.4MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 455200.16ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 100.2MB in the end (delta: 9.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Witness Printer took 112.13ms. Allocated memory is still 167.8MB. Free memory was 100.2MB in the beginning and 93.6MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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: 1846]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1858]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1860]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1860]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1884]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1884]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1891]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1891]: 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 4 procedures, 68 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 455.1s, OverallIterations: 9, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 133.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 27 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 133.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 41 mSDsluCounter, 1651 SdHoareTripleChecker+Invalid, 132.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1055 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 379 IncrementalHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 596 mSDtfsCounter, 379 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, InterpolantAutomatonStates: 41, 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, 9 MinimizatonAttempts, 24 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 315.2s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 227 NumberOfCodeBlocks, 227 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 218 ConstructedInterpolants, 10 QuantifiedInterpolants, 798 SizeOfPredicates, 4 NumberOfNonLiveVariables, 658 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 46/46 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-24 02:14:28,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a016f8f-0bed-4d05-8c3e-5f957cdd15b9/bin/uautomizer-verify-LYvppIcaGC/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