./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_10_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS --witnessprinter.witness.filename witness.graphml --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 b59dbf9914a4c35586762aee2b7942fbe830517bde47297d8a392e2082d52dcb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 03:13:05,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:13:05,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:13:05,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:13:05,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:13:05,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:13:05,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:13:05,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:13:05,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:13:05,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:13:05,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:13:05,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:13:05,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:13:05,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:13:05,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:13:05,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:13:05,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:13:05,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:13:05,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:13:05,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:13:05,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:13:05,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:13:05,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:13:05,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:13:05,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:13:05,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:13:05,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:13:05,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:13:05,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:13:05,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:13:05,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:13:05,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:13:05,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:13:05,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:13:05,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:13:05,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:13:05,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:13:05,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:13:05,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:13:05,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:13:05,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:13:05,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 03:13:05,557 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:13:05,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:13:05,558 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:13:05,558 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:13:05,559 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:13:05,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:13:05,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:13:05,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:13:05,561 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:13:05,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:13:05,563 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 03:13:05,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:13:05,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:13:05,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:13:05,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:13:05,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:13:05,564 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 03:13:05,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:13:05,565 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:13:05,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:13:05,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:13:05,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:13:05,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:13:05,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:13:05,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:13:05,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:13:05,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:13:05,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:13:05,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:13:05,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:13:05,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:13:05,569 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:13:05,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:13:05,570 INFO L138 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_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b59dbf9914a4c35586762aee2b7942fbe830517bde47297d8a392e2082d52dcb [2022-11-23 03:13:05,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:13:05,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:13:05,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:13:05,888 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:13:05,888 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:13:05,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_10_good.i [2022-11-23 03:13:08,827 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:13:09,237 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:13:09,237 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_10_good.i [2022-11-23 03:13:09,266 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data/78b3c72ff/5fdc72dc26fa4502b4d079a9cf14e429/FLAGef145fc12 [2022-11-23 03:13:09,282 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data/78b3c72ff/5fdc72dc26fa4502b4d079a9cf14e429 [2022-11-23 03:13:09,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:13:09,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:13:09,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:13:09,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:13:09,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:13:09,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:09" (1/1) ... [2022-11-23 03:13:09,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49296f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:09, skipping insertion in model container [2022-11-23 03:13:09,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:09" (1/1) ... [2022-11-23 03:13:09,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:13:09,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:13:09,843 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 03:13:11,338 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:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2056) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) 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:282) 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:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1669) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3313) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-23 03:13:11,349 INFO L158 Benchmark]: Toolchain (without parser) took 2061.29ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 103.0MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-23 03:13:11,351 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 03:13:11,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2058.92ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 103.0MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-23 03:13:11,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2058.92ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 103.0MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. 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:806) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS --witnessprinter.witness.filename witness.graphml --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 b59dbf9914a4c35586762aee2b7942fbe830517bde47297d8a392e2082d52dcb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 03:13:13,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:13:13,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:13:13,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:13:13,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:13:13,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:13:13,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:13:13,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:13:13,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:13:13,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:13:13,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:13:13,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:13:13,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:13:13,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:13:13,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:13:13,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:13:13,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:13:13,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:13:13,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:13:13,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:13:13,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:13:13,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:13:13,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:13:13,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:13:13,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:13:13,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:13:13,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:13:13,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:13:13,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:13:13,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:13:13,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:13:13,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:13:13,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:13:13,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:13:13,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:13:13,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:13:13,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:13:13,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:13:13,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:13:13,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:13:13,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:13:13,770 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-23 03:13:13,796 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:13:13,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:13:13,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:13:13,797 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:13:13,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:13:13,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:13:13,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:13:13,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:13:13,800 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:13:13,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:13:13,801 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 03:13:13,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:13:13,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:13:13,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:13:13,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:13:13,802 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 03:13:13,802 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 03:13:13,803 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 03:13:13,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 03:13:13,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:13:13,806 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:13:13,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:13:13,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:13:13,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:13:13,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:13:13,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:13:13,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:13:13,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:13:13,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:13:13,810 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-23 03:13:13,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 03:13:13,810 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:13:13,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:13:13,811 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:13:13,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:13:13,811 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-23 03:13:13,812 INFO L138 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_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b59dbf9914a4c35586762aee2b7942fbe830517bde47297d8a392e2082d52dcb [2022-11-23 03:13:14,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:13:14,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:13:14,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:13:14,246 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:13:14,247 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:13:14,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_10_good.i [2022-11-23 03:13:17,490 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:13:17,982 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:13:17,983 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_10_good.i [2022-11-23 03:13:18,011 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data/4929da193/e51fb17acce347749634c6dfccbb11ef/FLAG5d1557d3f [2022-11-23 03:13:18,030 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/data/4929da193/e51fb17acce347749634c6dfccbb11ef [2022-11-23 03:13:18,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:13:18,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:13:18,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:13:18,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:13:18,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:13:18,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:18" (1/1) ... [2022-11-23 03:13:18,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b89805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:18, skipping insertion in model container [2022-11-23 03:13:18,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:18" (1/1) ... [2022-11-23 03:13:18,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:13:18,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:13:18,773 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 03:13:20,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:13:20,154 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:13:20,171 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 03:13:20,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:13:20,731 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:13:20,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20 WrapperNode [2022-11-23 03:13:20,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:13:20,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:13:20,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:13:20,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:13:20,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,803 INFO L138 Inliner]: procedures = 946, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 95 [2022-11-23 03:13:20,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:13:20,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:13:20,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:13:20,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:13:20,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:13:20,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:13:20,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:13:20,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:13:20,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (1/1) ... [2022-11-23 03:13:20,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:13:20,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:13:20,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:13:20,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:13:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-23 03:13:20,945 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-23 03:13:20,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:13:20,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:13:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:13:20,947 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-23 03:13:20,947 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-23 03:13:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-23 03:13:20,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 03:13:21,100 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:13:21,102 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:13:30,340 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:13:30,347 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:13:30,347 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 03:13:30,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:13:30 BoogieIcfgContainer [2022-11-23 03:13:30,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:13:30,356 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:13:30,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:13:30,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:13:30,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:13:18" (1/3) ... [2022-11-23 03:13:30,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4da248f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:13:30, skipping insertion in model container [2022-11-23 03:13:30,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:20" (2/3) ... [2022-11-23 03:13:30,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4da248f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:13:30, skipping insertion in model container [2022-11-23 03:13:30,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:13:30" (3/3) ... [2022-11-23 03:13:30,365 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_10_good.i [2022-11-23 03:13:30,393 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:13:30,393 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-11-23 03:13:30,443 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 03:13:30,450 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=LoopsAndPotentialCycles, 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;@1894477d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 03:13:30,450 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-11-23 03:13:30,454 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 38 states have (on average 1.605263157894737) internal successors, (61), 55 states have internal predecessors, (61), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-23 03:13:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-23 03:13:30,460 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:30,461 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:30,461 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)] === [2022-11-23 03:13:30,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:30,466 INFO L85 PathProgramCache]: Analyzing trace with hash -3717724, now seen corresponding path program 1 times [2022-11-23 03:13:30,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:30,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618697615] [2022-11-23 03:13:30,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:30,478 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 [2022-11-23 03:13:30,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:30,491 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:30,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:30,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 03:13:30,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:13:30,677 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:30,678 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:30,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618697615] [2022-11-23 03:13:30,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [618697615] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:30,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:30,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:13:30,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124115715] [2022-11-23 03:13:30,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:30,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:13:30,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:30,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:13:30,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:13:30,719 INFO L87 Difference]: Start difference. First operand has 61 states, 38 states have (on average 1.605263157894737) internal successors, (61), 55 states have internal predecessors, (61), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:13:32,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 03:13:34,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 03:13:34,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:34,185 INFO L93 Difference]: Finished difference Result 155 states and 207 transitions. [2022-11-23 03:13:34,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:13:34,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-23 03:13:34,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:34,206 INFO L225 Difference]: With dead ends: 155 [2022-11-23 03:13:34,206 INFO L226 Difference]: Without dead ends: 92 [2022-11-23 03:13:34,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:13:34,218 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 47 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:34,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 333 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-11-23 03:13:34,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2022-11-23 03:13:34,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 59. [2022-11-23 03:13:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 39 states have (on average 1.6153846153846154) internal successors, (63), 54 states have internal predecessors, (63), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-23 03:13:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 79 transitions. [2022-11-23 03:13:34,292 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 79 transitions. Word has length 12 [2022-11-23 03:13:34,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:34,293 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 79 transitions. [2022-11-23 03:13:34,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:13:34,293 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-11-23 03:13:34,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-23 03:13:34,295 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:34,296 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:34,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:34,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:34,509 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-23 03:13:34,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:34,511 INFO L85 PathProgramCache]: Analyzing trace with hash -3658142, now seen corresponding path program 1 times [2022-11-23 03:13:34,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:34,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365417534] [2022-11-23 03:13:34,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:34,513 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 [2022-11-23 03:13:34,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:34,515 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:34,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:34,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 03:13:34,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:13:34,686 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:34,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:34,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365417534] [2022-11-23 03:13:34,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365417534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:34,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:34,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:13:34,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066961365] [2022-11-23 03:13:34,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:34,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:13:34,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:34,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:13:34,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:34,690 INFO L87 Difference]: Start difference. First operand 59 states and 79 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:13:34,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:34,742 INFO L93 Difference]: Finished difference Result 98 states and 128 transitions. [2022-11-23 03:13:34,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:13:34,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-23 03:13:34,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:34,745 INFO L225 Difference]: With dead ends: 98 [2022-11-23 03:13:34,745 INFO L226 Difference]: Without dead ends: 50 [2022-11-23 03:13:34,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:34,747 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 52 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:34,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 54 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:13:34,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-11-23 03:13:34,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-11-23 03:13:34,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 33 states have (on average 1.393939393939394) internal successors, (46), 43 states have internal predecessors, (46), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-23 03:13:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2022-11-23 03:13:34,755 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 12 [2022-11-23 03:13:34,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:34,755 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2022-11-23 03:13:34,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:13:34,755 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-11-23 03:13:34,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-23 03:13:34,756 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:34,756 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:34,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:34,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:34,972 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)] === [2022-11-23 03:13:34,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:34,972 INFO L85 PathProgramCache]: Analyzing trace with hash 722361672, now seen corresponding path program 1 times [2022-11-23 03:13:34,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:34,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [270402328] [2022-11-23 03:13:34,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:34,973 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 [2022-11-23 03:13:34,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:34,974 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:34,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:35,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 03:13:35,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:35,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:13:35,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:35,115 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:35,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [270402328] [2022-11-23 03:13:35,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [270402328] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:35,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:35,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:13:35,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591192193] [2022-11-23 03:13:35,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:35,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:13:35,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:35,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:13:35,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:13:35,118 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:13:35,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:35,210 INFO L93 Difference]: Finished difference Result 91 states and 107 transitions. [2022-11-23 03:13:35,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:13:35,216 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-23 03:13:35,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:35,217 INFO L225 Difference]: With dead ends: 91 [2022-11-23 03:13:35,217 INFO L226 Difference]: Without dead ends: 50 [2022-11-23 03:13:35,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:13:35,219 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 36 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:35,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 122 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:13:35,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-11-23 03:13:35,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-11-23 03:13:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 43 states have internal predecessors, (45), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-23 03:13:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 59 transitions. [2022-11-23 03:13:35,228 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 59 transitions. Word has length 14 [2022-11-23 03:13:35,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:35,229 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 59 transitions. [2022-11-23 03:13:35,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:13:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2022-11-23 03:13:35,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-23 03:13:35,230 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:35,230 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:35,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-23 03:13:35,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:35,444 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-23 03:13:35,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:35,445 INFO L85 PathProgramCache]: Analyzing trace with hash 914500609, now seen corresponding path program 1 times [2022-11-23 03:13:35,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:35,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1485498207] [2022-11-23 03:13:35,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:35,446 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 [2022-11-23 03:13:35,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:35,453 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:35,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:35,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 03:13:35,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:13:35,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:35,734 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:35,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1485498207] [2022-11-23 03:13:35,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1485498207] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:35,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:35,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:13:35,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167314541] [2022-11-23 03:13:35,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:35,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:13:35,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:35,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:13:35,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:13:35,743 INFO L87 Difference]: Start difference. First operand 50 states and 59 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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) [2022-11-23 03:13:35,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:35,799 INFO L93 Difference]: Finished difference Result 50 states and 59 transitions. [2022-11-23 03:13:35,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:13:35,800 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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 15 [2022-11-23 03:13:35,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:35,801 INFO L225 Difference]: With dead ends: 50 [2022-11-23 03:13:35,801 INFO L226 Difference]: Without dead ends: 47 [2022-11-23 03:13:35,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 03:13:35,802 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 32 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:35,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 170 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:13:35,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-11-23 03:13:35,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2022-11-23 03:13:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 40 states have internal predecessors, (42), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-23 03:13:35,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 56 transitions. [2022-11-23 03:13:35,810 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 56 transitions. Word has length 15 [2022-11-23 03:13:35,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:35,810 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 56 transitions. [2022-11-23 03:13:35,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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) [2022-11-23 03:13:35,811 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-11-23 03:13:35,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 03:13:35,811 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:35,811 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:35,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,026 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)] === [2022-11-23 03:13:36,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:36,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1560482085, now seen corresponding path program 1 times [2022-11-23 03:13:36,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:36,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [373620771] [2022-11-23 03:13:36,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:36,028 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 [2022-11-23 03:13:36,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:36,029 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:36,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:36,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 03:13:36,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:13:36,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:36,175 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:36,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [373620771] [2022-11-23 03:13:36,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [373620771] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:36,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:36,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:13:36,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138839878] [2022-11-23 03:13:36,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:36,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:13:36,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:36,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:13:36,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:36,178 INFO L87 Difference]: Start difference. First operand 47 states and 56 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 03:13:36,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:36,191 INFO L93 Difference]: Finished difference Result 82 states and 95 transitions. [2022-11-23 03:13:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:13:36,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2022-11-23 03:13:36,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:36,194 INFO L225 Difference]: With dead ends: 82 [2022-11-23 03:13:36,194 INFO L226 Difference]: Without dead ends: 45 [2022-11-23 03:13:36,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:36,198 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 41 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:36,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 48 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:13:36,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2022-11-23 03:13:36,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2022-11-23 03:13:36,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 38 states have internal predecessors, (40), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-23 03:13:36,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 50 transitions. [2022-11-23 03:13:36,219 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 50 transitions. Word has length 20 [2022-11-23 03:13:36,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:36,220 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 50 transitions. [2022-11-23 03:13:36,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 03:13:36,220 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2022-11-23 03:13:36,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-23 03:13:36,221 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:36,222 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:36,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,436 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-23 03:13:36,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:36,436 INFO L85 PathProgramCache]: Analyzing trace with hash 732662138, now seen corresponding path program 1 times [2022-11-23 03:13:36,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:36,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2069131048] [2022-11-23 03:13:36,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:36,437 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 [2022-11-23 03:13:36,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:36,438 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:36,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:36,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 03:13:36,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:36,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 03:13:36,565 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:36,565 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:36,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2069131048] [2022-11-23 03:13:36,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2069131048] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:36,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:36,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:13:36,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190498736] [2022-11-23 03:13:36,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:36,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:13:36,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:36,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:13:36,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:13:36,567 INFO L87 Difference]: Start difference. First operand 45 states and 50 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 03:13:36,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:36,723 INFO L93 Difference]: Finished difference Result 64 states and 69 transitions. [2022-11-23 03:13:36,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:13:36,729 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-11-23 03:13:36,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:36,730 INFO L225 Difference]: With dead ends: 64 [2022-11-23 03:13:36,730 INFO L226 Difference]: Without dead ends: 43 [2022-11-23 03:13:36,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:13:36,731 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 21 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:36,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 99 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:13:36,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-11-23 03:13:36,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2022-11-23 03:13:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 35 states have internal predecessors, (37), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-23 03:13:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2022-11-23 03:13:36,736 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 23 [2022-11-23 03:13:36,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:36,736 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2022-11-23 03:13:36,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 03:13:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-11-23 03:13:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-23 03:13:36,737 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:36,737 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:36,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:36,938 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)] === [2022-11-23 03:13:36,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:36,938 INFO L85 PathProgramCache]: Analyzing trace with hash -286193826, now seen corresponding path program 1 times [2022-11-23 03:13:36,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:36,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [314749189] [2022-11-23 03:13:36,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:36,940 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 [2022-11-23 03:13:36,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:36,941 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:36,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:37,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 03:13:37,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:37,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 03:13:37,094 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:37,094 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:37,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [314749189] [2022-11-23 03:13:37,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [314749189] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:37,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:37,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:13:37,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129855368] [2022-11-23 03:13:37,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:37,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:13:37,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:37,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:13:37,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:13:37,096 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 03:13:37,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:37,189 INFO L93 Difference]: Finished difference Result 69 states and 72 transitions. [2022-11-23 03:13:37,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:13:37,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2022-11-23 03:13:37,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:37,196 INFO L225 Difference]: With dead ends: 69 [2022-11-23 03:13:37,196 INFO L226 Difference]: Without dead ends: 42 [2022-11-23 03:13:37,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:13:37,197 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 21 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:37,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 96 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:13:37,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-11-23 03:13:37,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-11-23 03:13:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 35 states have internal predecessors, (36), 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) [2022-11-23 03:13:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 44 transitions. [2022-11-23 03:13:37,202 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 44 transitions. Word has length 25 [2022-11-23 03:13:37,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:37,202 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 44 transitions. [2022-11-23 03:13:37,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 03:13:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2022-11-23 03:13:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-23 03:13:37,203 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:37,203 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:37,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:37,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:37,419 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-23 03:13:37,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:37,419 INFO L85 PathProgramCache]: Analyzing trace with hash -285948727, now seen corresponding path program 1 times [2022-11-23 03:13:37,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:37,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [899268050] [2022-11-23 03:13:37,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:37,420 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 [2022-11-23 03:13:37,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:37,420 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:37,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:37,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 03:13:37,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 03:13:37,619 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:37,619 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:37,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [899268050] [2022-11-23 03:13:37,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [899268050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:37,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:37,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:13:37,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142347532] [2022-11-23 03:13:37,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:37,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:13:37,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:37,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:13:37,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:13:37,632 INFO L87 Difference]: Start difference. First operand 42 states and 44 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 03:13:37,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:37,679 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2022-11-23 03:13:37,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:13:37,680 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2022-11-23 03:13:37,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:37,680 INFO L225 Difference]: With dead ends: 42 [2022-11-23 03:13:37,681 INFO L226 Difference]: Without dead ends: 39 [2022-11-23 03:13:37,682 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 03:13:37,682 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 17 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:37,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 129 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:13:37,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-23 03:13:37,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2022-11-23 03:13:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 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) [2022-11-23 03:13:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 41 transitions. [2022-11-23 03:13:37,697 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 41 transitions. Word has length 26 [2022-11-23 03:13:37,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:37,699 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 41 transitions. [2022-11-23 03:13:37,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 03:13:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2022-11-23 03:13:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-23 03:13:37,701 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:37,701 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:37,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:37,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:37,916 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-23 03:13:37,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:37,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1057894051, now seen corresponding path program 1 times [2022-11-23 03:13:37,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:37,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984953974] [2022-11-23 03:13:37,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:37,917 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 [2022-11-23 03:13:37,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:37,918 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:37,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:38,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 03:13:38,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 03:13:38,058 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:38,059 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:38,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984953974] [2022-11-23 03:13:38,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [984953974] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:38,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:38,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:13:38,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422574535] [2022-11-23 03:13:38,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:38,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:13:38,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:38,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:13:38,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:38,060 INFO L87 Difference]: Start difference. First operand 39 states and 41 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 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) [2022-11-23 03:13:38,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:38,162 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2022-11-23 03:13:38,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:13:38,168 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 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 33 [2022-11-23 03:13:38,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:38,169 INFO L225 Difference]: With dead ends: 39 [2022-11-23 03:13:38,169 INFO L226 Difference]: Without dead ends: 37 [2022-11-23 03:13:38,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:38,170 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 8 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:38,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 64 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:13:38,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2022-11-23 03:13:38,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2022-11-23 03:13:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 30 states have internal predecessors, (31), 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) [2022-11-23 03:13:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2022-11-23 03:13:38,175 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 33 [2022-11-23 03:13:38,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:38,175 INFO L495 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2022-11-23 03:13:38,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 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) [2022-11-23 03:13:38,176 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2022-11-23 03:13:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-23 03:13:38,176 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:13:38,177 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:38,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:38,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:38,387 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-23 03:13:38,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:13:38,388 INFO L85 PathProgramCache]: Analyzing trace with hash 417794206, now seen corresponding path program 1 times [2022-11-23 03:13:38,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 03:13:38,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807432123] [2022-11-23 03:13:38,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:13:38,388 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 [2022-11-23 03:13:38,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 03:13:38,390 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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) [2022-11-23 03:13:38,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-23 03:13:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:13:38,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 03:13:38,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:13:38,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 03:13:38,607 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:13:38,607 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 03:13:38,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807432123] [2022-11-23 03:13:38,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1807432123] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:13:38,608 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:13:38,608 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:13:38,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483922637] [2022-11-23 03:13:38,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:13:38,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:13:38,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 03:13:38,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:13:38,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:38,609 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2022-11-23 03:13:38,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:13:38,675 INFO L93 Difference]: Finished difference Result 37 states and 39 transitions. [2022-11-23 03:13:38,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:13:38,680 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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 42 [2022-11-23 03:13:38,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:13:38,680 INFO L225 Difference]: With dead ends: 37 [2022-11-23 03:13:38,680 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 03:13:38,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:13:38,681 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 1 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:13:38,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 69 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 03:13:38,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 03:13:38,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 03:13:38,683 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) [2022-11-23 03:13:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 03:13:38,683 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2022-11-23 03:13:38,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:13:38,683 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 03:13:38,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2022-11-23 03:13:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 03:13:38,684 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 03:13:38,686 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2022-11-23 03:13:38,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2022-11-23 03:13:38,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2022-11-23 03:13:38,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2022-11-23 03:13:38,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2022-11-23 03:13:38,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2022-11-23 03:13:38,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2022-11-23 03:13:38,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2022-11-23 03:13:38,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2022-11-23 03:13:38,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2022-11-23 03:13:38,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-23 03:13:38,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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 [2022-11-23 03:13:38,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 03:13:38,977 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-23 03:13:38,978 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 03:13:38,978 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-23 03:13:38,978 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 03:13:38,978 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 03:13:38,978 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-23 03:13:38,978 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 03:13:38,978 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1867) no Hoare annotation was computed. [2022-11-23 03:13:38,978 INFO L902 garLoopResultBuilder]: At program point L1910(line 1910) the Hoare annotation is: true [2022-11-23 03:13:38,979 INFO L899 garLoopResultBuilder]: For program point L1902(lines 1902 1905) no Hoare annotation was computed. [2022-11-23 03:13:38,979 INFO L899 garLoopResultBuilder]: For program point L1869(line 1869) no Hoare annotation was computed. [2022-11-23 03:13:38,979 INFO L899 garLoopResultBuilder]: For program point L1836(lines 1836 1839) no Hoare annotation was computed. [2022-11-23 03:13:38,979 INFO L899 garLoopResultBuilder]: For program point L1869-1(line 1869) no Hoare annotation was computed. [2022-11-23 03:13:38,979 INFO L899 garLoopResultBuilder]: For program point L1902-2(lines 1899 1913) no Hoare annotation was computed. [2022-11-23 03:13:38,979 INFO L899 garLoopResultBuilder]: For program point L1836-2(lines 1833 1856) no Hoare annotation was computed. [2022-11-23 03:13:38,979 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1893) no Hoare annotation was computed. [2022-11-23 03:13:38,980 INFO L902 garLoopResultBuilder]: At program point L1927(lines 1921 1928) the Hoare annotation is: true [2022-11-23 03:13:38,980 INFO L895 garLoopResultBuilder]: At program point L1894(line 1894) the Hoare annotation is: (and (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G2_~data~1#1|) (= ~globalFalse~0 (_ bv0 32)) (= ~globalTrue~0 (_ bv1 32)) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|) (= (_ bv2 32) |ULTIMATE.start_goodG2B1_~data~2#1|)) [2022-11-23 03:13:38,980 INFO L899 garLoopResultBuilder]: For program point L1861(lines 1861 1864) no Hoare annotation was computed. [2022-11-23 03:13:38,980 INFO L899 garLoopResultBuilder]: For program point L1861-2(lines 1858 1877) no Hoare annotation was computed. [2022-11-23 03:13:38,980 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1846) no Hoare annotation was computed. [2022-11-23 03:13:38,980 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 03:13:38,981 INFO L895 garLoopResultBuilder]: At program point L1853(line 1853) the Hoare annotation is: (and (= ~globalFalse~0 (_ bv0 32)) (= ~globalTrue~0 (_ bv1 32)) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|)) [2022-11-23 03:13:38,981 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 03:13:38,981 INFO L899 garLoopResultBuilder]: For program point L1853-1(lines 1840 1855) no Hoare annotation was computed. [2022-11-23 03:13:38,981 INFO L899 garLoopResultBuilder]: For program point L1878(lines 1878 1897) no Hoare annotation was computed. [2022-11-23 03:13:38,981 INFO L895 garLoopResultBuilder]: At program point L1870(line 1870) the Hoare annotation is: false [2022-11-23 03:13:38,981 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1909) no Hoare annotation was computed. [2022-11-23 03:13:38,981 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1848) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point L1846(line 1846) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point L1846-1(line 1846) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point L1846-3(lines 1846 1854) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1909) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point L1914(lines 1914 1920) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point L1848(line 1848) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point L1848-1(line 1848) no Hoare annotation was computed. [2022-11-23 03:13:38,982 INFO L899 garLoopResultBuilder]: For program point L1898(lines 1898 1913) no Hoare annotation was computed. [2022-11-23 03:13:38,983 INFO L899 garLoopResultBuilder]: For program point L1857(lines 1857 1877) no Hoare annotation was computed. [2022-11-23 03:13:38,983 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 03:13:38,983 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-11-23 03:13:38,983 INFO L899 garLoopResultBuilder]: For program point L1882(lines 1882 1889) no Hoare annotation was computed. [2022-11-23 03:13:38,983 INFO L895 garLoopResultBuilder]: At program point L1849(line 1849) the Hoare annotation is: false [2022-11-23 03:13:38,983 INFO L899 garLoopResultBuilder]: For program point L1882-1(lines 1879 1897) no Hoare annotation was computed. [2022-11-23 03:13:38,983 INFO L895 garLoopResultBuilder]: At program point L1874(line 1874) the Hoare annotation is: (and (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G2_~data~1#1|) (= ~globalFalse~0 (_ bv0 32)) (= ~globalTrue~0 (_ bv1 32)) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|)) [2022-11-23 03:13:38,984 INFO L895 garLoopResultBuilder]: At program point L1924(line 1924) the Hoare annotation is: (and (= ~globalFalse~0 (_ bv0 32)) (= ~globalTrue~0 (_ bv1 32))) [2022-11-23 03:13:38,984 INFO L899 garLoopResultBuilder]: For program point L1924-1(line 1924) no Hoare annotation was computed. [2022-11-23 03:13:38,984 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 03:13:38,984 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-11-23 03:13:38,984 INFO L895 garLoopResultBuilder]: At program point L1842(line 1842) the Hoare annotation is: false [2022-11-23 03:13:38,984 INFO L899 garLoopResultBuilder]: For program point L1867(line 1867) no Hoare annotation was computed. [2022-11-23 03:13:38,984 INFO L899 garLoopResultBuilder]: For program point L1867-1(line 1867) no Hoare annotation was computed. [2022-11-23 03:13:38,984 INFO L899 garLoopResultBuilder]: For program point L1867-3(lines 1867 1875) no Hoare annotation was computed. [2022-11-23 03:13:38,985 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1848) no Hoare annotation was computed. [2022-11-23 03:13:38,985 INFO L895 garLoopResultBuilder]: At program point L1884(line 1884) the Hoare annotation is: false [2022-11-23 03:13:38,985 INFO L899 garLoopResultBuilder]: For program point L1909(line 1909) no Hoare annotation was computed. [2022-11-23 03:13:38,985 INFO L899 garLoopResultBuilder]: For program point L1909-1(line 1909) no Hoare annotation was computed. [2022-11-23 03:13:38,985 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1893) no Hoare annotation was computed. [2022-11-23 03:13:38,985 INFO L902 garLoopResultBuilder]: At program point L1926(line 1926) the Hoare annotation is: true [2022-11-23 03:13:38,985 INFO L899 garLoopResultBuilder]: For program point L1893(line 1893) no Hoare annotation was computed. [2022-11-23 03:13:38,986 INFO L899 garLoopResultBuilder]: For program point L1926-1(line 1926) no Hoare annotation was computed. [2022-11-23 03:13:38,986 INFO L899 garLoopResultBuilder]: For program point L1893-1(line 1893) no Hoare annotation was computed. [2022-11-23 03:13:38,993 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:13:38,996 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 03:13:39,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:13:39 BoogieIcfgContainer [2022-11-23 03:13:39,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 03:13:39,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 03:13:39,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 03:13:39,008 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 03:13:39,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:13:30" (3/4) ... [2022-11-23 03:13:39,011 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 03:13:39,018 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-23 03:13:39,018 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-23 03:13:39,026 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-23 03:13:39,027 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-23 03:13:39,027 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 03:13:39,027 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 03:13:39,082 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 03:13:39,082 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 03:13:39,083 INFO L158 Benchmark]: Toolchain (without parser) took 21045.23ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 48.3MB in the end (delta: -1.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-23 03:13:39,083 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 03:13:39,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2689.14ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.0MB in the beginning and 59.7MB in the end (delta: -12.8MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2022-11-23 03:13:39,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.57ms. Allocated memory is still 88.1MB. Free memory was 59.7MB in the beginning and 55.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 03:13:39,084 INFO L158 Benchmark]: Boogie Preprocessor took 36.23ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 53.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:13:39,085 INFO L158 Benchmark]: RCFGBuilder took 9510.03ms. Allocated memory is still 88.1MB. Free memory was 53.4MB in the beginning and 36.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 03:13:39,086 INFO L158 Benchmark]: TraceAbstraction took 8651.33ms. Allocated memory is still 88.1MB. Free memory was 35.7MB in the beginning and 52.5MB in the end (delta: -16.8MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-23 03:13:39,086 INFO L158 Benchmark]: Witness Printer took 74.70ms. Allocated memory is still 88.1MB. Free memory was 52.5MB in the beginning and 48.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 03:13:39,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2689.14ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.0MB in the beginning and 59.7MB in the end (delta: -12.8MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.57ms. Allocated memory is still 88.1MB. Free memory was 59.7MB in the beginning and 55.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.23ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 53.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 9510.03ms. Allocated memory is still 88.1MB. Free memory was 53.4MB in the beginning and 36.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8651.33ms. Allocated memory is still 88.1MB. Free memory was 35.7MB in the beginning and 52.5MB in the end (delta: -16.8MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Witness Printer took 74.70ms. Allocated memory is still 88.1MB. Free memory was 52.5MB in the beginning and 48.3MB in the end (delta: 4.2MB). 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: 1846]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1867]: 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: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: 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, 61 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 303 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 276 mSDsluCounter, 1184 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 653 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 96 IncrementalHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 531 mSDtfsCounter, 96 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred 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, 10 MinimizatonAttempts, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 47 PreInvPairs, 56 NumberOfFragments, 55 HoareAnnotationTreeSize, 47 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 222 NumberOfCodeBlocks, 222 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 212 ConstructedInterpolants, 0 QuantifiedInterpolants, 284 SizeOfPredicates, 10 NumberOfNonLiveVariables, 702 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 40/40 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 1921]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 03:13:39,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ce7082-f0d3-4ba6-9fc9-a33cfa5fbbc4/bin/uautomizer-QkZJyEgLgS/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