./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 1007fce1a558d9d8870e0701befde584579ea4dbb383b2582dfdef5a8c42be78 --- 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 02:37:09,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:37:09,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:37:09,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:37:09,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:37:09,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:37:09,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:37:09,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:37:09,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:37:09,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:37:09,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:37:09,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:37:09,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:37:09,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:37:09,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:37:09,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:37:09,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:37:09,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:37:09,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:37:09,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:37:09,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:37:09,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:37:09,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:37:09,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:37:09,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:37:09,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:37:09,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:37:09,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:37:09,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:37:09,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:37:09,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:37:09,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:37:09,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:37:09,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:37:09,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:37:09,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:37:09,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:37:09,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:37:09,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:37:09,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:37:09,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:37:09,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 02:37:09,600 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:37:09,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:37:09,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:37:09,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:37:09,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:37:09,603 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:37:09,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:37:09,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:37:09,604 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:37:09,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:37:09,606 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 02:37:09,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 02:37:09,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:37:09,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:37:09,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:37:09,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:37:09,608 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 02:37:09,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:37:09,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:37:09,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:37:09,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:37:09,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:37:09,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:37:09,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:37:09,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:37:09,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:37:09,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:37:09,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 02:37:09,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 02:37:09,612 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:37:09,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:37:09,613 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:37:09,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:37:09,614 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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1007fce1a558d9d8870e0701befde584579ea4dbb383b2582dfdef5a8c42be78 [2022-11-23 02:37:09,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:37:10,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:37:10,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:37:10,025 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:37:10,026 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:37:10,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_good.i [2022-11-23 02:37:13,325 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:37:13,872 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:37:13,872 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_good.i [2022-11-23 02:37:13,914 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data/480838371/1dd6f824c6bb491381a01f66f4191d47/FLAGafa9570f7 [2022-11-23 02:37:13,937 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data/480838371/1dd6f824c6bb491381a01f66f4191d47 [2022-11-23 02:37:13,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:37:13,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:37:13,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:37:13,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:37:13,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:37:13,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:13" (1/1) ... [2022-11-23 02:37:13,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@302ddeec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:13, skipping insertion in model container [2022-11-23 02:37:13,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:13" (1/1) ... [2022-11-23 02:37:13,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:37:14,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:37:14,696 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 02:37:15,754 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.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 02:37:15,760 INFO L158 Benchmark]: Toolchain (without parser) took 1814.05ms. Allocated memory is still 203.4MB. Free memory was 163.5MB in the beginning and 156.1MB in the end (delta: 7.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 02:37:15,760 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:37:15,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1807.64ms. Allocated memory is still 203.4MB. Free memory was 163.5MB in the beginning and 156.1MB in the end (delta: 7.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 02:37:15,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1807.64ms. Allocated memory is still 203.4MB. Free memory was 163.5MB in the beginning and 156.1MB in the end (delta: 7.3MB). Peak memory consumption was 10.5MB. 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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 1007fce1a558d9d8870e0701befde584579ea4dbb383b2582dfdef5a8c42be78 --- 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 02:37:18,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:37:18,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:37:18,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:37:18,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:37:18,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:37:18,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:37:18,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:37:18,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:37:18,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:37:18,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:37:18,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:37:18,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:37:18,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:37:18,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:37:18,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:37:18,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:37:18,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:37:18,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:37:18,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:37:18,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:37:18,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:37:18,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:37:18,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:37:18,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:37:18,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:37:18,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:37:18,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:37:18,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:37:18,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:37:18,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:37:18,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:37:18,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:37:18,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:37:18,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:37:18,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:37:18,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:37:18,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:37:18,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:37:18,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:37:18,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:37:18,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-23 02:37:18,498 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:37:18,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:37:18,499 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:37:18,499 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:37:18,500 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:37:18,500 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:37:18,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:37:18,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:37:18,501 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:37:18,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:37:18,502 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 02:37:18,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:37:18,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:37:18,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:37:18,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:37:18,503 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 02:37:18,503 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 02:37:18,504 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 02:37:18,504 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 02:37:18,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:37:18,504 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:37:18,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:37:18,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:37:18,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:37:18,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:37:18,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:37:18,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:37:18,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:37:18,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:37:18,507 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-23 02:37:18,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 02:37:18,507 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:37:18,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:37:18,508 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:37:18,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:37:18,508 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-23 02:37:18,508 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_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1007fce1a558d9d8870e0701befde584579ea4dbb383b2582dfdef5a8c42be78 [2022-11-23 02:37:18,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:37:18,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:37:18,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:37:18,975 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:37:18,975 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:37:18,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_good.i [2022-11-23 02:37:22,480 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:37:23,008 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:37:23,009 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_good.i [2022-11-23 02:37:23,044 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data/ea0b49e03/61f6e37061ef4efc820243b2e6ff4d2e/FLAG1da32c636 [2022-11-23 02:37:23,092 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/data/ea0b49e03/61f6e37061ef4efc820243b2e6ff4d2e [2022-11-23 02:37:23,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:37:23,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:37:23,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:37:23,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:37:23,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:37:23,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:23" (1/1) ... [2022-11-23 02:37:23,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eae25ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:23, skipping insertion in model container [2022-11-23 02:37:23,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:23" (1/1) ... [2022-11-23 02:37:23,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:37:23,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:37:23,882 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 02:37:25,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:37:25,466 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:37:25,492 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 02:37:25,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:37:26,068 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:37:26,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26 WrapperNode [2022-11-23 02:37:26,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:37:26,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:37:26,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:37:26,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:37:26,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,161 INFO L138 Inliner]: procedures = 946, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 91 [2022-11-23 02:37:26,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:37:26,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:37:26,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:37:26,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:37:26,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,235 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:37:26,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:37:26,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:37:26,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:37:26,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (1/1) ... [2022-11-23 02:37:26,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:37:26,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:37:26,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 02:37:26,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 02:37:26,382 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-23 02:37:26,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-23 02:37:26,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:37:26,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:37:26,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:37:26,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 02:37:26,385 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-23 02:37:26,385 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-23 02:37:26,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-23 02:37:26,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 02:37:26,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 02:37:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-23 02:37:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-23 02:37:26,718 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:37:26,721 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:37:28,779 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:37:28,787 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:37:28,788 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 02:37:28,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:37:28 BoogieIcfgContainer [2022-11-23 02:37:28,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:37:28,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 02:37:28,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 02:37:28,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 02:37:28,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:37:23" (1/3) ... [2022-11-23 02:37:28,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e15534c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:37:28, skipping insertion in model container [2022-11-23 02:37:28,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:26" (2/3) ... [2022-11-23 02:37:28,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e15534c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:37:28, skipping insertion in model container [2022-11-23 02:37:28,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:37:28" (3/3) ... [2022-11-23 02:37:28,802 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_66_good.i [2022-11-23 02:37:28,825 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 02:37:28,826 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-11-23 02:37:28,885 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:37:28,894 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;@716a8642, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:37:28,895 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-11-23 02:37:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 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 02:37:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 02:37:28,910 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:37:28,910 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:37:28,912 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-23 02:37:28,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:37:28,924 INFO L85 PathProgramCache]: Analyzing trace with hash 948854709, now seen corresponding path program 1 times [2022-11-23 02:37:28,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 02:37:28,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [329274584] [2022-11-23 02:37:28,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:37:28,947 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 02:37:28,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 02:37:28,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:28,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:37:29,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-23 02:37:29,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:37:29,336 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 02:37:29,336 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:37:29,337 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 02:37:29,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [329274584] [2022-11-23 02:37:29,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [329274584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:37:29,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:37:29,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:37:29,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326458717] [2022-11-23 02:37:29,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:37:29,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:37:29,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 02:37:29,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:37:29,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:37:29,384 INFO L87 Difference]: Start difference. First operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 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) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 02:37:29,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:37:29,537 INFO L93 Difference]: Finished difference Result 38 states and 44 transitions. [2022-11-23 02:37:29,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:37:29,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 9 [2022-11-23 02:37:29,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:37:29,555 INFO L225 Difference]: With dead ends: 38 [2022-11-23 02:37:29,555 INFO L226 Difference]: Without dead ends: 26 [2022-11-23 02:37:29,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 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 02:37:29,563 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 23 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 54 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 02:37:29,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 54 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 02:37:29,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-23 02:37:29,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-23 02:37:29,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.263157894736842) internal successors, (24), 21 states have internal predecessors, (24), 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 02:37:29,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-23 02:37:29,608 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 9 [2022-11-23 02:37:29,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:37:29,608 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-23 02:37:29,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 02:37:29,609 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-23 02:37:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 02:37:29,610 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:37:29,610 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:37:29,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:29,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:29,828 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-23 02:37:29,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:37:29,829 INFO L85 PathProgramCache]: Analyzing trace with hash 625360611, now seen corresponding path program 1 times [2022-11-23 02:37:29,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 02:37:29,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [789554684] [2022-11-23 02:37:29,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:37:29,831 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 02:37:29,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 02:37:29,856 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:29,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:37:30,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:37:30,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:37:30,209 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 02:37:30,210 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:37:30,210 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 02:37:30,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [789554684] [2022-11-23 02:37:30,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [789554684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:37:30,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:37:30,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:37:30,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434202960] [2022-11-23 02:37:30,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:37:30,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 02:37:30,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 02:37:30,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 02:37:30,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 02:37:30,227 INFO L87 Difference]: Start difference. First operand 26 states and 28 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 02:37:31,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:37:31,166 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions. [2022-11-23 02:37:31,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:37:31,176 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 20 [2022-11-23 02:37:31,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:37:31,177 INFO L225 Difference]: With dead ends: 27 [2022-11-23 02:37:31,177 INFO L226 Difference]: Without dead ends: 26 [2022-11-23 02:37:31,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:37:31,179 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 3 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 02:37:31,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 65 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 02:37:31,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-23 02:37:31,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2022-11-23 02:37:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 20 states have internal predecessors, (23), 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 02:37:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2022-11-23 02:37:31,185 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 20 [2022-11-23 02:37:31,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:37:31,186 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2022-11-23 02:37:31,186 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 02:37:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-11-23 02:37:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-23 02:37:31,187 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:37:31,187 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:37:31,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:31,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:31,388 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-23 02:37:31,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:37:31,389 INFO L85 PathProgramCache]: Analyzing trace with hash -2088653436, now seen corresponding path program 1 times [2022-11-23 02:37:31,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 02:37:31,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1785181301] [2022-11-23 02:37:31,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:37:31,391 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 02:37:31,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 02:37:31,392 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:31,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:37:31,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:37:31,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:37:31,661 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 02:37:31,661 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:37:31,661 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 02:37:31,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1785181301] [2022-11-23 02:37:31,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1785181301] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:37:31,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:37:31,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:37:31,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910036552] [2022-11-23 02:37:31,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:37:31,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:37:31,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 02:37:31,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:37:31,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:37:31,664 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 02:37:31,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:37:31,736 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2022-11-23 02:37:31,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:37:31,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 21 [2022-11-23 02:37:31,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:37:31,738 INFO L225 Difference]: With dead ends: 30 [2022-11-23 02:37:31,738 INFO L226 Difference]: Without dead ends: 25 [2022-11-23 02:37:31,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 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 02:37:31,740 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 0 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 02:37:31,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 49 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 02:37:31,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-23 02:37:31,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-23 02:37:31,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 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 02:37:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2022-11-23 02:37:31,746 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 21 [2022-11-23 02:37:31,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:37:31,746 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2022-11-23 02:37:31,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 02:37:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-11-23 02:37:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-23 02:37:31,748 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:37:31,748 INFO L195 NwaCegarLoop]: trace histogram [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 02:37:31,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:31,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:31,972 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-23 02:37:31,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:37:31,973 INFO L85 PathProgramCache]: Analyzing trace with hash -323871995, now seen corresponding path program 1 times [2022-11-23 02:37:31,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 02:37:31,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491470729] [2022-11-23 02:37:31,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:37:31,974 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 02:37:31,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 02:37:31,976 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:37:31,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:39:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:39:09,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 02:39:09,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:39:11,546 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 02:39:11,546 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:39:11,546 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 02:39:11,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [491470729] [2022-11-23 02:39:11,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [491470729] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:39:11,547 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:39:11,547 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 02:39:11,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244237533] [2022-11-23 02:39:11,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:39:11,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 02:39:11,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 02:39:11,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 02:39:11,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:39:11,549 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 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 02:39:14,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-23 02:39:14,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:39:14,918 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-11-23 02:39:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 02:39:14,925 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 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 22 [2022-11-23 02:39:14,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:39:14,926 INFO L225 Difference]: With dead ends: 25 [2022-11-23 02:39:14,927 INFO L226 Difference]: Without dead ends: 24 [2022-11-23 02:39:14,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-23 02:39:14,929 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 3 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-23 02:39:14,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 96 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-11-23 02:39:14,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-23 02:39:14,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-23 02:39:14,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 19 states have (on average 1.105263157894737) internal successors, (21), 19 states have internal predecessors, (21), 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 02:39:14,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-11-23 02:39:14,935 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 22 [2022-11-23 02:39:14,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:39:14,936 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-11-23 02:39:14,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 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 02:39:14,936 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-11-23 02:39:14,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-23 02:39:14,937 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:39:14,937 INFO L195 NwaCegarLoop]: trace histogram [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 02:39:14,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:39:15,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:39:15,151 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-23 02:39:15,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:39:15,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1450097178, now seen corresponding path program 1 times [2022-11-23 02:39:15,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 02:39:15,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1761009865] [2022-11-23 02:39:15,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:39:15,153 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 02:39:15,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 02:39:15,154 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:39:15,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:40:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:40:55,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:40:55,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:40:57,840 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 02:40:57,840 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:40:57,841 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 02:40:57,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1761009865] [2022-11-23 02:40:57,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1761009865] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:40:57,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:40:57,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 02:40:57,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662901208] [2022-11-23 02:40:57,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:40:57,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 02:40:57,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 02:40:57,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:40:57,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:40:57,843 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 5 states, 4 states have (on average 4.75) 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 02:40:59,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:40:59,180 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2022-11-23 02:40:59,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:40:59,185 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) 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 23 [2022-11-23 02:40:59,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:40:59,186 INFO L225 Difference]: With dead ends: 24 [2022-11-23 02:40:59,186 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 02:40:59,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 02:40:59,187 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 1 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 02:40:59,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 78 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 02:40:59,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 02:40:59,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 02:40:59,189 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 02:40:59,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 02:40:59,189 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2022-11-23 02:40:59,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:40:59,189 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:40:59,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) 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 02:40:59,190 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 02:40:59,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 02:40:59,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-11-23 02:40:59,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-11-23 02:40:59,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-11-23 02:40:59,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-11-23 02:40:59,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-11-23 02:40:59,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:40:59,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/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 02:40:59,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 02:40:59,431 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-23 02:40:59,432 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 02:40:59,432 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-23 02:40:59,432 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 02:40:59,432 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 02:40:59,432 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-23 02:40:59,432 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1878) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point L1852(lines 1852 1856) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point L1848(line 1848) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point L1848-2(line 1848) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point L1869(line 1869) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point L1869-1(line 1869) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 02:40:59,433 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-11-23 02:40:59,434 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 02:40:59,434 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1878) no Hoare annotation was computed. [2022-11-23 02:40:59,434 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 02:40:59,434 INFO L899 garLoopResultBuilder]: For program point L1878(line 1878) no Hoare annotation was computed. [2022-11-23 02:40:59,434 INFO L899 garLoopResultBuilder]: For program point L1878-1(line 1878) no Hoare annotation was computed. [2022-11-23 02:40:59,434 INFO L895 garLoopResultBuilder]: At program point L1870(line 1870) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_66b_goodG2BSink_~data~2#1|) [2022-11-23 02:40:59,434 INFO L899 garLoopResultBuilder]: For program point L1870-1(lines 1865 1872) no Hoare annotation was computed. [2022-11-23 02:40:59,435 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 1841) no Hoare annotation was computed. [2022-11-23 02:40:59,435 INFO L895 garLoopResultBuilder]: At program point L1862(line 1862) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_66b_goodG2BSink_~data~2#1|) [2022-11-23 02:40:59,435 INFO L899 garLoopResultBuilder]: For program point L1862-1(line 1862) no Hoare annotation was computed. [2022-11-23 02:40:59,435 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-11-23 02:40:59,435 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 02:40:59,436 INFO L895 garLoopResultBuilder]: At program point L1883(line 1883) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_66b_goodG2BSink_~data~2#1|) [2022-11-23 02:40:59,436 INFO L899 garLoopResultBuilder]: For program point L1883-1(lines 1873 1885) no Hoare annotation was computed. [2022-11-23 02:40:59,436 INFO L895 garLoopResultBuilder]: At program point L1879(line 1879) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_66b_goodG2BSink_~data~2#1|) [2022-11-23 02:40:59,436 INFO L895 garLoopResultBuilder]: At program point L1863(lines 1857 1864) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_66b_goodG2BSink_~data~2#1|) [2022-11-23 02:40:59,437 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-11-23 02:40:59,437 INFO L899 garLoopResultBuilder]: For program point L1876(line 1876) no Hoare annotation was computed. [2022-11-23 02:40:59,437 INFO L899 garLoopResultBuilder]: For program point L1876-1(line 1876) no Hoare annotation was computed. [2022-11-23 02:40:59,437 INFO L899 garLoopResultBuilder]: For program point L1843(lines 1843 1851) no Hoare annotation was computed. [2022-11-23 02:40:59,437 INFO L899 garLoopResultBuilder]: For program point L1876-3(lines 1876 1884) no Hoare annotation was computed. [2022-11-23 02:40:59,438 INFO L902 garLoopResultBuilder]: At program point L1860(line 1860) the Hoare annotation is: true [2022-11-23 02:40:59,438 INFO L899 garLoopResultBuilder]: For program point L1860-1(line 1860) no Hoare annotation was computed. [2022-11-23 02:40:59,442 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-23 02:40:59,444 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 02:40:59,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:40:59 BoogieIcfgContainer [2022-11-23 02:40:59,459 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 02:40:59,459 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 02:40:59,460 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 02:40:59,460 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 02:40:59,461 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:37:28" (3/4) ... [2022-11-23 02:40:59,464 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 02:40:59,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-23 02:40:59,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-23 02:40:59,477 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-23 02:40:59,478 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-23 02:40:59,478 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 02:40:59,478 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 02:40:59,522 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 02:40:59,523 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 02:40:59,523 INFO L158 Benchmark]: Toolchain (without parser) took 216424.34ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 46.8MB in the beginning and 55.2MB in the end (delta: -8.4MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2022-11-23 02:40:59,524 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:40:59,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2964.69ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 46.6MB in the beginning and 85.1MB in the end (delta: -38.5MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2022-11-23 02:40:59,525 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.02ms. Allocated memory is still 117.4MB. Free memory was 85.1MB in the beginning and 81.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 02:40:59,525 INFO L158 Benchmark]: Boogie Preprocessor took 96.30ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:40:59,526 INFO L158 Benchmark]: RCFGBuilder took 2530.89ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 61.6MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 02:40:59,526 INFO L158 Benchmark]: TraceAbstraction took 210665.39ms. Allocated memory is still 117.4MB. Free memory was 60.8MB in the beginning and 59.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2022-11-23 02:40:59,527 INFO L158 Benchmark]: Witness Printer took 63.38ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 55.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 02:40:59,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2964.69ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 46.6MB in the beginning and 85.1MB in the end (delta: -38.5MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.02ms. Allocated memory is still 117.4MB. Free memory was 85.1MB in the beginning and 81.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.30ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2530.89ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 61.6MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 210665.39ms. Allocated memory is still 117.4MB. Free memory was 60.8MB in the beginning and 59.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. * Witness Printer took 63.38ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 55.2MB 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: 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: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1878]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1878]: 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, 38 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 210.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 342 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 210 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 132 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 94 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 11 PreInvPairs, 11 NumberOfFragments, 18 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 197.8s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 90 ConstructedInterpolants, 5 QuantifiedInterpolants, 359 SizeOfPredicates, 15 NumberOfNonLiveVariables, 519 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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 5 specifications checked. All of them hold - InvariantResult [Line: 1857]: Loop Invariant Derived loop invariant: 2bv32 == data RESULT: Ultimate proved your program to be correct! [2022-11-23 02:40:59,759 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-23 02:40:59,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607ee46-ab67-42f9-a353-c8ba71d9ace8/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE