./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx --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 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:04:52,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:04:52,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-21 22:04:52,352 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:04:52,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:04:52,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:04:52,414 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:04:52,414 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:04:52,415 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:04:52,421 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:04:52,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:04:52,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:04:52,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:04:52,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:04:52,426 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:04:52,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:04:52,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:04:52,427 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:04:52,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:04:52,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:04:52,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:04:52,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:04:52,432 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:04:52,432 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:04:52,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:04:52,433 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:04:52,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:04:52,435 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:04:52,442 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:04:52,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:04:52,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:04:52,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:04:52,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:04:52,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:04:52,446 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:04:52,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:04:52,446 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:04:52,447 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:04:52,447 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:04:52,447 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:04:52,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:04:52,448 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a [2023-11-21 22:04:52,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:04:52,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:04:52,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:04:52,780 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:04:52,780 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:04:52,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-21 22:04:55,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:04:56,335 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:04:56,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-21 22:04:56,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data/199dbcaa0/e04f60ddfe1b4b65a3cde9343990ed4a/FLAG3de79deb9 [2023-11-21 22:04:56,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data/199dbcaa0/e04f60ddfe1b4b65a3cde9343990ed4a [2023-11-21 22:04:56,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:04:56,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:04:56,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:04:56,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:04:56,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:04:56,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:56" (1/1) ... [2023-11-21 22:04:56,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@575f49fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:56, skipping insertion in model container [2023-11-21 22:04:56,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:56" (1/1) ... [2023-11-21 22:04:56,518 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:04:57,028 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:04:58,504 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-11-21 22:04:58,509 INFO L158 Benchmark]: Toolchain (without parser) took 2105.43ms. Allocated memory is still 146.8MB. Free memory was 110.6MB in the beginning and 85.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 22:04:58,510 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:04:58,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2101.24ms. Allocated memory is still 146.8MB. Free memory was 110.6MB in the beginning and 85.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 22:04:58,513 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2101.24ms. Allocated memory is still 146.8MB. Free memory was 110.6MB in the beginning and 85.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx --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 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:05:01,093 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:05:01,235 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-21 22:05:01,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:05:01,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:05:01,246 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-21 22:05:01,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:05:01,295 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:05:01,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:05:01,301 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:05:01,301 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:05:01,302 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:05:01,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:05:01,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:05:01,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:05:01,305 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:05:01,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:05:01,307 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:05:01,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:05:01,308 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:05:01,308 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:05:01,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:05:01,309 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:05:01,310 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:05:01,310 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:05:01,311 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:05:01,311 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:05:01,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:05:01,312 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:05:01,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:05:01,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:05:01,314 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:05:01,314 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:05:01,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:01,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:05:01,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:05:01,316 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:05:01,317 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:05:01,317 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:05:01,317 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:05:01,317 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:05:01,318 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:05:01,318 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:05:01,318 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:05:01,319 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:05:01,319 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a [2023-11-21 22:05:01,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:05:01,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:05:01,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:05:01,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:05:01,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:05:01,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-21 22:05:05,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:05:05,691 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:05:05,692 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-21 22:05:05,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data/147163f4d/fd39574e85a846ae9d12666000191b19/FLAG40939a789 [2023-11-21 22:05:05,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/data/147163f4d/fd39574e85a846ae9d12666000191b19 [2023-11-21 22:05:05,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:05:05,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:05:05,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:05,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:05:05,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:05:05,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:05" (1/1) ... [2023-11-21 22:05:05,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510ea848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:05, skipping insertion in model container [2023-11-21 22:05:05,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:05" (1/1) ... [2023-11-21 22:05:05,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:05:06,424 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:05:07,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:07,651 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:05:07,687 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:05:07,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:08,291 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:08,291 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:08,292 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:08,292 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:08,292 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:08,299 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:05:08,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08 WrapperNode [2023-11-21 22:05:08,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:08,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:08,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:05:08,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:05:08,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,394 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 93 [2023-11-21 22:05:08,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:08,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:05:08,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:05:08,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:05:08,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,414 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,426 INFO L187 HeapSplitter]: Split 1 memory accesses to 1 slices as follows [1] [2023-11-21 22:05:08,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,440 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,444 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:05:08,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:05:08,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:05:08,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:05:08,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:08,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:08,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:05:08,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:05:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 22:05:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 22:05:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:05:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:05:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:05:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 22:05:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 22:05:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 22:05:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:05:08,709 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:05:08,711 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:05:15,676 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:05:15,755 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:05:15,755 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:05:15,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:15 BoogieIcfgContainer [2023-11-21 22:05:15,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:05:15,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:05:15,761 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:05:15,764 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:05:15,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:05:05" (1/3) ... [2023-11-21 22:05:15,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dfe87cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:15, skipping insertion in model container [2023-11-21 22:05:15,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08" (2/3) ... [2023-11-21 22:05:15,770 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dfe87cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:15, skipping insertion in model container [2023-11-21 22:05:15,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:15" (3/3) ... [2023-11-21 22:05:15,772 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-21 22:05:15,792 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:05:15,792 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-11-21 22:05:15,859 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:05:15,867 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@294ebe92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:05:15,867 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-11-21 22:05:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 32 states have (on average 1.59375) internal successors, (51), 46 states have internal predecessors, (51), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-21 22:05:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 22:05:15,883 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:15,884 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:15,885 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:15,890 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:15,891 INFO L85 PathProgramCache]: Analyzing trace with hash 40967372, now seen corresponding path program 1 times [2023-11-21 22:05:15,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:15,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1298065381] [2023-11-21 22:05:15,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:15,906 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 [2023-11-21 22:05:15,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:15,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:15,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-21 22:05:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:16,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:05:16,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:16,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:05:16,199 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:16,199 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:16,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1298065381] [2023-11-21 22:05:16,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1298065381] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:16,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:16,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:05:16,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48753556] [2023-11-21 22:05:16,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:16,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:05:16,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:16,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:05:16,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:05:16,242 INFO L87 Difference]: Start difference. First operand has 55 states, 32 states have (on average 1.59375) internal successors, (51), 46 states have internal predecessors, (51), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:05:16,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:16,493 INFO L93 Difference]: Finished difference Result 94 states and 119 transitions. [2023-11-21 22:05:16,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:05:16,496 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2023-11-21 22:05:16,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:16,505 INFO L225 Difference]: With dead ends: 94 [2023-11-21 22:05:16,505 INFO L226 Difference]: Without dead ends: 45 [2023-11-21 22:05:16,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:16,512 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 63 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:16,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 85 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-21 22:05:16,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2023-11-21 22:05:16,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2023-11-21 22:05:16,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 38 states have internal predecessors, (40), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-21 22:05:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 54 transitions. [2023-11-21 22:05:16,566 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 54 transitions. Word has length 8 [2023-11-21 22:05:16,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:16,568 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 54 transitions. [2023-11-21 22:05:16,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:05:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2023-11-21 22:05:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 22:05:16,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:16,571 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:16,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:16,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:16,779 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:16,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:16,780 INFO L85 PathProgramCache]: Analyzing trace with hash 715065968, now seen corresponding path program 1 times [2023-11-21 22:05:16,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:16,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1073199867] [2023-11-21 22:05:16,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:16,782 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 [2023-11-21 22:05:16,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:16,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:16,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-21 22:05:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:16,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:05:16,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:05:16,968 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:16,969 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:16,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1073199867] [2023-11-21 22:05:16,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1073199867] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:16,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:16,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:05:16,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046631023] [2023-11-21 22:05:16,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:16,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:16,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:16,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:16,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:16,972 INFO L87 Difference]: Start difference. First operand 45 states and 54 transitions. Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:05:17,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:17,166 INFO L93 Difference]: Finished difference Result 83 states and 97 transitions. [2023-11-21 22:05:17,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:05:17,167 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2023-11-21 22:05:17,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:17,169 INFO L225 Difference]: With dead ends: 83 [2023-11-21 22:05:17,169 INFO L226 Difference]: Without dead ends: 45 [2023-11-21 22:05:17,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:17,171 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 56 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:17,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 106 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:17,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2023-11-21 22:05:17,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2023-11-21 22:05:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 38 states have internal predecessors, (39), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-21 22:05:17,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 53 transitions. [2023-11-21 22:05:17,181 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 53 transitions. Word has length 10 [2023-11-21 22:05:17,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:17,182 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 53 transitions. [2023-11-21 22:05:17,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:05:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2023-11-21 22:05:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 22:05:17,183 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:17,183 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:17,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:17,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:17,388 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:17,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:17,389 INFO L85 PathProgramCache]: Analyzing trace with hash 688333785, now seen corresponding path program 1 times [2023-11-21 22:05:17,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:17,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [686791558] [2023-11-21 22:05:17,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:17,390 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 [2023-11-21 22:05:17,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:17,391 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:17,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-21 22:05:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:17,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:05:17,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:05:17,621 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:17,621 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:17,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [686791558] [2023-11-21 22:05:17,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [686791558] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:17,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:17,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:05:17,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760293885] [2023-11-21 22:05:17,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:17,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:17,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:17,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:17,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:17,630 INFO L87 Difference]: Start difference. First operand 45 states and 53 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:05:17,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:17,759 INFO L93 Difference]: Finished difference Result 45 states and 53 transitions. [2023-11-21 22:05:17,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:05:17,759 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2023-11-21 22:05:17,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:17,761 INFO L225 Difference]: With dead ends: 45 [2023-11-21 22:05:17,761 INFO L226 Difference]: Without dead ends: 42 [2023-11-21 22:05:17,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:17,762 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 47 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:17,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 105 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:17,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2023-11-21 22:05:17,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2023-11-21 22:05:17,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 35 states have internal predecessors, (36), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-21 22:05:17,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2023-11-21 22:05:17,776 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 11 [2023-11-21 22:05:17,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:17,776 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2023-11-21 22:05:17,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:05:17,777 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-21 22:05:17,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 22:05:17,778 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:17,778 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:17,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-21 22:05:17,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:17,979 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:17,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:17,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1048987433, now seen corresponding path program 1 times [2023-11-21 22:05:17,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:17,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [824053566] [2023-11-21 22:05:17,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:17,981 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 [2023-11-21 22:05:17,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:17,999 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:18,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-21 22:05:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:18,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:05:18,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:18,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:05:18,114 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:18,114 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:18,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [824053566] [2023-11-21 22:05:18,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [824053566] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:18,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:18,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:05:18,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234739920] [2023-11-21 22:05:18,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:18,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:05:18,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:18,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:05:18,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:18,116 INFO L87 Difference]: Start difference. First operand 42 states and 50 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:05:18,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:18,148 INFO L93 Difference]: Finished difference Result 74 states and 85 transitions. [2023-11-21 22:05:18,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:05:18,149 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 13 [2023-11-21 22:05:18,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:18,149 INFO L225 Difference]: With dead ends: 74 [2023-11-21 22:05:18,150 INFO L226 Difference]: Without dead ends: 40 [2023-11-21 22:05:18,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:18,151 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 39 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:18,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 36 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-21 22:05:18,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2023-11-21 22:05:18,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-21 22:05:18,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 33 states have internal predecessors, (34), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-21 22:05:18,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2023-11-21 22:05:18,160 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 13 [2023-11-21 22:05:18,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:18,160 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2023-11-21 22:05:18,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:05:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2023-11-21 22:05:18,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 22:05:18,161 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:18,161 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:18,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:18,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:18,365 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:18,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:18,366 INFO L85 PathProgramCache]: Analyzing trace with hash 2033091527, now seen corresponding path program 1 times [2023-11-21 22:05:18,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:18,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697493967] [2023-11-21 22:05:18,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:18,367 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 [2023-11-21 22:05:18,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:18,368 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:18,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:18,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:05:18,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 22:05:18,532 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:18,533 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:18,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697493967] [2023-11-21 22:05:18,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [697493967] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:18,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:18,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:05:18,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179689306] [2023-11-21 22:05:18,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:18,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:05:18,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:18,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:05:18,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:05:18,535 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:18,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:18,710 INFO L93 Difference]: Finished difference Result 57 states and 60 transitions. [2023-11-21 22:05:18,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:05:18,711 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 16 [2023-11-21 22:05:18,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:18,712 INFO L225 Difference]: With dead ends: 57 [2023-11-21 22:05:18,712 INFO L226 Difference]: Without dead ends: 36 [2023-11-21 22:05:18,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:18,714 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 32 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:18,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 45 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-21 22:05:18,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2023-11-21 22:05:18,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2023-11-21 22:05:18,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 25 states have (on average 1.2) internal successors, (30), 29 states have internal predecessors, (30), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-21 22:05:18,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2023-11-21 22:05:18,724 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 16 [2023-11-21 22:05:18,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:18,725 INFO L495 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2023-11-21 22:05:18,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:18,725 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-11-21 22:05:18,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 22:05:18,726 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:18,726 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:18,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:18,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:18,932 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:18,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:18,932 INFO L85 PathProgramCache]: Analyzing trace with hash -409034101, now seen corresponding path program 1 times [2023-11-21 22:05:18,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:18,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2106128926] [2023-11-21 22:05:18,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:18,933 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 [2023-11-21 22:05:18,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:18,934 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:18,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:19,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:05:19,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:19,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 22:05:19,132 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:19,133 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:19,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2106128926] [2023-11-21 22:05:19,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2106128926] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:19,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:19,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:05:19,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771326990] [2023-11-21 22:05:19,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:19,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:19,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:19,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:19,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:19,135 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:19,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:19,291 INFO L93 Difference]: Finished difference Result 60 states and 61 transitions. [2023-11-21 22:05:19,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:05:19,292 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2023-11-21 22:05:19,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:19,293 INFO L225 Difference]: With dead ends: 60 [2023-11-21 22:05:19,293 INFO L226 Difference]: Without dead ends: 36 [2023-11-21 22:05:19,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:19,294 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 33 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:19,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 63 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:19,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2023-11-21 22:05:19,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2023-11-21 22:05:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 25 states have (on average 1.16) internal successors, (29), 29 states have internal predecessors, (29), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-21 22:05:19,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 37 transitions. [2023-11-21 22:05:19,301 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 37 transitions. Word has length 18 [2023-11-21 22:05:19,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:19,301 INFO L495 AbstractCegarLoop]: Abstraction has 36 states and 37 transitions. [2023-11-21 22:05:19,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:19,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2023-11-21 22:05:19,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 22:05:19,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:19,303 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:19,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:19,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:19,508 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:19,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:19,508 INFO L85 PathProgramCache]: Analyzing trace with hash 200970045, now seen corresponding path program 1 times [2023-11-21 22:05:19,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:19,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [461158781] [2023-11-21 22:05:19,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:19,509 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 [2023-11-21 22:05:19,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:19,511 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:19,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:19,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:05:19,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 22:05:19,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:19,782 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:19,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [461158781] [2023-11-21 22:05:19,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [461158781] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:19,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:19,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:05:19,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697461470] [2023-11-21 22:05:19,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:19,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:19,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:19,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:19,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:19,784 INFO L87 Difference]: Start difference. First operand 36 states and 37 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:19,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:19,906 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2023-11-21 22:05:19,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:05:19,907 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2023-11-21 22:05:19,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:19,907 INFO L225 Difference]: With dead ends: 36 [2023-11-21 22:05:19,908 INFO L226 Difference]: Without dead ends: 33 [2023-11-21 22:05:19,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:19,909 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 24 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:19,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 62 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:19,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2023-11-21 22:05:19,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2023-11-21 22:05:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 26 states have internal predecessors, (26), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-21 22:05:19,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2023-11-21 22:05:19,919 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 19 [2023-11-21 22:05:19,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:19,920 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2023-11-21 22:05:19,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2023-11-21 22:05:19,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 22:05:19,921 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:19,921 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:19,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:20,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:20,122 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:20,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:20,122 INFO L85 PathProgramCache]: Analyzing trace with hash -298806150, now seen corresponding path program 1 times [2023-11-21 22:05:20,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:20,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881888062] [2023-11-21 22:05:20,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:20,124 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 [2023-11-21 22:05:20,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:20,129 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:20,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:20,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:05:20,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 22:05:20,314 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:20,314 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:20,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881888062] [2023-11-21 22:05:20,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881888062] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:20,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:20,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:05:20,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345292602] [2023-11-21 22:05:20,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:20,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:05:20,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:20,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:05:20,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:20,316 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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) [2023-11-21 22:05:20,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:20,437 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2023-11-21 22:05:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:05:20,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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 [2023-11-21 22:05:20,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:20,439 INFO L225 Difference]: With dead ends: 33 [2023-11-21 22:05:20,439 INFO L226 Difference]: Without dead ends: 31 [2023-11-21 22:05:20,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:20,440 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 3 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:20,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 43 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:20,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-11-21 22:05:20,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2023-11-21 22:05:20,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 24 states have internal predecessors, (24), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-21 22:05:20,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2023-11-21 22:05:20,447 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 24 [2023-11-21 22:05:20,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:20,447 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2023-11-21 22:05:20,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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) [2023-11-21 22:05:20,448 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2023-11-21 22:05:20,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 22:05:20,449 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:20,449 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:20,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:20,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:20,654 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 22:05:20,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:20,655 INFO L85 PathProgramCache]: Analyzing trace with hash 313002785, now seen corresponding path program 1 times [2023-11-21 22:05:20,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:05:20,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1739511124] [2023-11-21 22:05:20,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:20,655 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 [2023-11-21 22:05:20,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:05:20,656 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:05:20,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-21 22:05:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:20,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:05:20,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 22:05:20,955 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:20,955 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:05:20,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1739511124] [2023-11-21 22:05:20,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1739511124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:20,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:20,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:05:20,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754093196] [2023-11-21 22:05:20,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:20,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:05:20,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:05:20,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:05:20,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:05:20,957 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-21 22:05:21,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:21,068 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2023-11-21 22:05:21,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:05:21,073 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 32 [2023-11-21 22:05:21,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:21,073 INFO L225 Difference]: With dead ends: 31 [2023-11-21 22:05:21,074 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:05:21,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:21,075 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 4 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:21,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 40 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:21,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:05:21,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:05:21,077 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) [2023-11-21 22:05:21,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:05:21,077 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2023-11-21 22:05:21,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:21,077 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:05:21,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-21 22:05:21,077 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:05:21,078 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:05:21,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2023-11-21 22:05:21,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2023-11-21 22:05:21,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2023-11-21 22:05:21,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2023-11-21 22:05:21,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2023-11-21 22:05:21,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2023-11-21 22:05:21,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2023-11-21 22:05:21,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2023-11-21 22:05:21,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2023-11-21 22:05:21,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2023-11-21 22:05:21,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:21,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:05:21,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:05:21,377 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-21 22:05:21,377 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-21 22:05:21,377 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-21 22:05:21,377 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-21 22:05:21,378 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2023-11-21 22:05:21,378 INFO L895 garLoopResultBuilder]: At program point L1844(line 1844) the Hoare annotation is: false [2023-11-21 22:05:21,378 INFO L899 garLoopResultBuilder]: For program point L1869(line 1869) no Hoare annotation was computed. [2023-11-21 22:05:21,378 INFO L899 garLoopResultBuilder]: For program point L1869-1(line 1869) no Hoare annotation was computed. [2023-11-21 22:05:21,378 INFO L899 garLoopResultBuilder]: For program point L1869-3(lines 1869 1877) no Hoare annotation was computed. [2023-11-21 22:05:21,378 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1895) no Hoare annotation was computed. [2023-11-21 22:05:21,378 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1848) no Hoare annotation was computed. [2023-11-21 22:05:21,379 INFO L895 garLoopResultBuilder]: At program point L1886(line 1886) the Hoare annotation is: false [2023-11-21 22:05:21,379 INFO L899 garLoopResultBuilder]: For program point L1911(line 1911) no Hoare annotation was computed. [2023-11-21 22:05:21,379 INFO L899 garLoopResultBuilder]: For program point L1911-1(line 1911) no Hoare annotation was computed. [2023-11-21 22:05:21,379 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1911) no Hoare annotation was computed. [2023-11-21 22:05:21,379 INFO L895 garLoopResultBuilder]: At program point L1928(line 1928) the Hoare annotation is: (= ~staticTrue~0 (_ bv1 32)) [2023-11-21 22:05:21,379 INFO L899 garLoopResultBuilder]: For program point L1895(line 1895) no Hoare annotation was computed. [2023-11-21 22:05:21,379 INFO L899 garLoopResultBuilder]: For program point L1928-1(line 1928) no Hoare annotation was computed. [2023-11-21 22:05:21,379 INFO L899 garLoopResultBuilder]: For program point L1895-1(line 1895) no Hoare annotation was computed. [2023-11-21 22:05:21,380 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1850) no Hoare annotation was computed. [2023-11-21 22:05:21,380 INFO L895 garLoopResultBuilder]: At program point L1912(line 1912) the Hoare annotation is: (= ~staticTrue~0 (_ bv1 32)) [2023-11-21 22:05:21,380 INFO L899 garLoopResultBuilder]: For program point L1912-1(line 1912) no Hoare annotation was computed. [2023-11-21 22:05:21,380 INFO L899 garLoopResultBuilder]: For program point L1871(line 1871) no Hoare annotation was computed. [2023-11-21 22:05:21,380 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2023-11-21 22:05:21,380 INFO L899 garLoopResultBuilder]: For program point L1904-2(lines 1901 1915) no Hoare annotation was computed. [2023-11-21 22:05:21,380 INFO L899 garLoopResultBuilder]: For program point L1838-2(lines 1835 1858) no Hoare annotation was computed. [2023-11-21 22:05:21,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1911) no Hoare annotation was computed. [2023-11-21 22:05:21,381 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:05:21,381 INFO L895 garLoopResultBuilder]: At program point L1896(line 1896) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32)) (= (_ bv2 32) |ULTIMATE.start_goodG2B1_~data~2#1|)) [2023-11-21 22:05:21,381 INFO L899 garLoopResultBuilder]: For program point L1896-1(line 1896) no Hoare annotation was computed. [2023-11-21 22:05:21,381 INFO L899 garLoopResultBuilder]: For program point L1863-2(lines 1860 1879) no Hoare annotation was computed. [2023-11-21 22:05:21,381 INFO L895 garLoopResultBuilder]: At program point L1855(line 1855) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~staticFalse~0 (_ bv0 32))) [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point L1855-1(lines 1834 1858) no Hoare annotation was computed. [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point L1880(lines 1880 1899) no Hoare annotation was computed. [2023-11-21 22:05:21,382 INFO L895 garLoopResultBuilder]: At program point L1872(line 1872) the Hoare annotation is: false [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point L1872-1(line 1872) no Hoare annotation was computed. [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point L1848(line 1848) no Hoare annotation was computed. [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point L1848-1(line 1848) no Hoare annotation was computed. [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point L1848-3(lines 1848 1856) no Hoare annotation was computed. [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1871) no Hoare annotation was computed. [2023-11-21 22:05:21,382 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1871) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L899 garLoopResultBuilder]: For program point L1850(line 1850) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L899 garLoopResultBuilder]: For program point L1850-1(line 1850) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L899 garLoopResultBuilder]: For program point L1900(lines 1900 1915) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L899 garLoopResultBuilder]: For program point L1859(lines 1859 1879) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1850) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L899 garLoopResultBuilder]: For program point L1884(lines 1884 1891) no Hoare annotation was computed. [2023-11-21 22:05:21,383 INFO L895 garLoopResultBuilder]: At program point L1851(line 1851) the Hoare annotation is: false [2023-11-21 22:05:21,384 INFO L899 garLoopResultBuilder]: For program point L1884-1(lines 1881 1899) no Hoare annotation was computed. [2023-11-21 22:05:21,384 INFO L899 garLoopResultBuilder]: For program point L1851-1(line 1851) no Hoare annotation was computed. [2023-11-21 22:05:21,384 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G2_~data~1#1|) (= ~staticFalse~0 (_ bv0 32))) [2023-11-21 22:05:21,384 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1895) no Hoare annotation was computed. [2023-11-21 22:05:21,384 INFO L895 garLoopResultBuilder]: At program point L1926(line 1926) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32))) [2023-11-21 22:05:21,384 INFO L899 garLoopResultBuilder]: For program point L1926-1(line 1926) no Hoare annotation was computed. [2023-11-21 22:05:21,388 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:21,390 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:05:21,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:05:21 BoogieIcfgContainer [2023-11-21 22:05:21,395 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:05:21,395 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:05:21,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:05:21,396 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:05:21,396 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:15" (3/4) ... [2023-11-21 22:05:21,398 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:05:21,402 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 22:05:21,402 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 22:05:21,408 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-21 22:05:21,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 22:05:21,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 22:05:21,410 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:05:21,509 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:05:21,509 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:05:21,509 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:05:21,510 INFO L158 Benchmark]: Toolchain (without parser) took 15748.35ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 73.8MB in the beginning and 48.5MB in the end (delta: 25.2MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2023-11-21 22:05:21,510 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:05:21,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2534.84ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 73.5MB in the beginning and 76.2MB in the end (delta: -2.7MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-11-21 22:05:21,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.17ms. Allocated memory is still 125.8MB. Free memory was 76.2MB in the beginning and 72.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:05:21,512 INFO L158 Benchmark]: Boogie Preprocessor took 56.02ms. Allocated memory is still 125.8MB. Free memory was 72.0MB in the beginning and 69.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:05:21,512 INFO L158 Benchmark]: RCFGBuilder took 7305.70ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 90.3MB in the end (delta: -21.2MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-11-21 22:05:21,512 INFO L158 Benchmark]: TraceAbstraction took 5635.18ms. Allocated memory is still 125.8MB. Free memory was 89.4MB in the beginning and 53.8MB in the end (delta: 35.6MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-11-21 22:05:21,513 INFO L158 Benchmark]: Witness Printer took 113.92ms. Allocated memory is still 125.8MB. Free memory was 53.8MB in the beginning and 48.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:05:21,515 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2534.84ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 73.5MB in the beginning and 76.2MB in the end (delta: -2.7MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.17ms. Allocated memory is still 125.8MB. Free memory was 76.2MB in the beginning and 72.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.02ms. Allocated memory is still 125.8MB. Free memory was 72.0MB in the beginning and 69.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7305.70ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 90.3MB in the end (delta: -21.2MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5635.18ms. Allocated memory is still 125.8MB. Free memory was 89.4MB in the beginning and 53.8MB in the end (delta: 35.6MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Witness Printer took 113.92ms. Allocated memory is still 125.8MB. Free memory was 53.8MB in the beginning and 48.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 55 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 9, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 302 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 301 mSDsluCounter, 585 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 317 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 234 IncrementalHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 268 mSDtfsCounter, 234 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 38, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 37 PreInvPairs, 42 NumberOfFragments, 49 HoareAnnotationTreeSize, 37 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 151 NumberOfCodeBlocks, 151 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 344 SizeOfPredicates, 13 NumberOfNonLiveVariables, 570 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 20/20 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-21 22:05:21,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3855b632-e5d2-4175-ab86-683cb7e61da1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE