./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_67_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a9f9d0169dab8f488d9f2ea9578cb2d0bd3ebda6394cf621082d8adcfdb06a48 --- 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-2329fc7 [2022-12-14 14:29:07,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:29:07,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:29:07,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:29:07,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:29:07,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:29:07,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:29:07,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:29:07,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:29:07,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:29:07,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:29:07,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:29:07,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:29:07,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:29:07,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:29:07,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:29:07,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:29:07,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:29:07,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:29:07,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:29:07,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:29:07,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:29:07,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:29:07,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:29:07,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:29:07,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:29:07,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:29:07,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:29:07,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:29:07,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:29:07,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:29:07,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:29:07,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:29:07,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:29:07,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:29:07,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:29:07,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:29:07,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:29:07,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:29:07,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:29:07,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:29:07,542 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 14:29:07,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:29:07,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:29:07,564 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:29:07,564 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:29:07,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:29:07,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:29:07,566 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:29:07,566 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:29:07,566 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:29:07,566 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:29:07,566 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:29:07,567 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:29:07,567 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:29:07,567 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:29:07,567 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:29:07,567 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:29:07,568 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:29:07,568 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:29:07,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:29:07,569 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 14:29:07,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:29:07,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:29:07,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:29:07,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:29:07,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:29:07,570 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 14:29:07,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:29:07,570 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:29:07,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:29:07,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:29:07,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:29:07,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:29:07,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:29:07,571 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:29:07,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:29:07,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:29:07,572 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:29:07,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:29:07,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:29:07,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:29:07,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f9d0169dab8f488d9f2ea9578cb2d0bd3ebda6394cf621082d8adcfdb06a48 [2022-12-14 14:29:07,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:29:07,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:29:07,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:29:07,757 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:29:07,757 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:29:07,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_67_good.i [2022-12-14 14:29:10,286 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:29:10,542 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:29:10,543 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_67_good.i [2022-12-14 14:29:10,558 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data/8ad193379/9425d28a62df47c8b1735daab4bcdab7/FLAG075068f29 [2022-12-14 14:29:10,569 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data/8ad193379/9425d28a62df47c8b1735daab4bcdab7 [2022-12-14 14:29:10,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:29:10,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:29:10,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:29:10,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:29:10,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:29:10,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:29:10" (1/1) ... [2022-12-14 14:29:10,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57edb7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:10, skipping insertion in model container [2022-12-14 14:29:10,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:29:10" (1/1) ... [2022-12-14 14:29:10,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:29:10,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:29:10,900 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 14:29:11,264 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:29:11,269 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:29:11,271 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:29:11,273 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:29:11,274 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:29:11,626 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 14:29:11,630 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:2063) 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:1470) 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:1645) 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:1094) 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:1496) 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:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) 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) [2022-12-14 14:29:11,634 INFO L158 Benchmark]: Toolchain (without parser) took 1061.62ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 86.5MB in the beginning and 126.3MB in the end (delta: -39.8MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2022-12-14 14:29:11,634 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 14:29:11,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1060.08ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 86.5MB in the beginning and 126.3MB in the end (delta: -39.8MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2022-12-14 14:29:11,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1060.08ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 86.5MB in the beginning and 126.3MB in the end (delta: -39.8MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java: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_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a9f9d0169dab8f488d9f2ea9578cb2d0bd3ebda6394cf621082d8adcfdb06a48 --- 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-2329fc7 [2022-12-14 14:29:13,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:29:13,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:29:13,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:29:13,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:29:13,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:29:13,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:29:13,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:29:13,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:29:13,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:29:13,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:29:13,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:29:13,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:29:13,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:29:13,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:29:13,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:29:13,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:29:13,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:29:13,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:29:13,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:29:13,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:29:13,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:29:13,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:29:13,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:29:13,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:29:13,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:29:13,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:29:13,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:29:13,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:29:13,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:29:13,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:29:13,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:29:13,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:29:13,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:29:13,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:29:13,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:29:13,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:29:13,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:29:13,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:29:13,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:29:13,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:29:13,086 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 14:29:13,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:29:13,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:29:13,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:29:13,114 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:29:13,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:29:13,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:29:13,115 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:29:13,116 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:29:13,116 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:29:13,116 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:29:13,116 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:29:13,116 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:29:13,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:29:13,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 14:29:13,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:29:13,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:29:13,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:29:13,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:29:13,118 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 14:29:13,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 14:29:13,118 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 14:29:13,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 14:29:13,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:29:13,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:29:13,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:29:13,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:29:13,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 14:29:13,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:29:13,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:29:13,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:29:13,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:29:13,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:29:13,125 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 14:29:13,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 14:29:13,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:29:13,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:29:13,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 14:29:13,126 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f9d0169dab8f488d9f2ea9578cb2d0bd3ebda6394cf621082d8adcfdb06a48 [2022-12-14 14:29:13,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:29:13,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:29:13,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:29:13,397 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:29:13,398 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:29:13,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_67_good.i [2022-12-14 14:29:16,043 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:29:16,337 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:29:16,338 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_67_good.i [2022-12-14 14:29:16,357 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data/6d9fb6b5c/ea1cacacc5c64a9ba8fdf03a11573a07/FLAG177f4765e [2022-12-14 14:29:16,368 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/data/6d9fb6b5c/ea1cacacc5c64a9ba8fdf03a11573a07 [2022-12-14 14:29:16,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:29:16,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:29:16,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:29:16,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:29:16,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:29:16,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:29:16" (1/1) ... [2022-12-14 14:29:16,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e553a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:16, skipping insertion in model container [2022-12-14 14:29:16,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:29:16" (1/1) ... [2022-12-14 14:29:16,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:29:16,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:29:16,706 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 14:29:17,061 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:29:17,064 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:29:17,065 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:29:17,067 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:29:17,067 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:29:17,442 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 14:29:17,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:29:17,455 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:29:17,467 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 14:29:17,497 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:29:17,499 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:29:17,499 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 14:29:17,501 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:29:17,501 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 14:29:17,514 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 14:29:17,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:29:17,771 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:29:17,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17 WrapperNode [2022-12-14 14:29:17,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:29:17,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:29:17,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:29:17,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:29:17,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,829 INFO L138 Inliner]: procedures = 946, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 83 [2022-12-14 14:29:17,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:29:17,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:29:17,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:29:17,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:29:17,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,867 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:29:17,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:29:17,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:29:17,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:29:17,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (1/1) ... [2022-12-14 14:29:17,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:29:17,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:29:17,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:29:17,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:29:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 14:29:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 14:29:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:29:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:29:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:29:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 14:29:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 14:29:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 14:29:17,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 14:29:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 14:29:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 14:29:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 14:29:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 14:29:18,058 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:29:18,060 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:29:20,688 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:29:20,693 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:29:20,693 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 14:29:20,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:29:20 BoogieIcfgContainer [2022-12-14 14:29:20,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:29:20,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:29:20,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:29:20,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:29:20,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:29:16" (1/3) ... [2022-12-14 14:29:20,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e077189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:29:20, skipping insertion in model container [2022-12-14 14:29:20,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:29:17" (2/3) ... [2022-12-14 14:29:20,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e077189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:29:20, skipping insertion in model container [2022-12-14 14:29:20,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:29:20" (3/3) ... [2022-12-14 14:29:20,701 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_67_good.i [2022-12-14 14:29:20,713 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:29:20,714 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-14 14:29:20,750 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:29:20,755 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=FINITE_AUTOMATA, 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;@428c5d71, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:29:20,756 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-14 14:29:20,759 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 25 states have (on average 1.32) internal successors, (33), 31 states have internal predecessors, (33), 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) [2022-12-14 14:29:20,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 14:29:20,764 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:29:20,764 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:29:20,765 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)] === [2022-12-14 14:29:20,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:29:20,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1693803437, now seen corresponding path program 1 times [2022-12-14 14:29:20,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:29:20,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [805615427] [2022-12-14 14:29:20,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:29:20,780 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 [2022-12-14 14:29:20,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:29:20,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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) [2022-12-14 14:29:20,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:29:20,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 14:29:20,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:29:20,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:29:20,996 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:29:20,997 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:29:20,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [805615427] [2022-12-14 14:29:20,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [805615427] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:29:20,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:29:20,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 14:29:20,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877491633] [2022-12-14 14:29:21,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:29:21,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:29:21,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:29:21,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:29:21,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:29:21,038 INFO L87 Difference]: Start difference. First operand has 38 states, 25 states have (on average 1.32) internal successors, (33), 31 states have internal predecessors, (33), 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) [2022-12-14 14:29:21,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:29:21,116 INFO L93 Difference]: Finished difference Result 38 states and 43 transitions. [2022-12-14 14:29:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:29:21,122 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 [2022-12-14 14:29:21,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:29:21,128 INFO L225 Difference]: With dead ends: 38 [2022-12-14 14:29:21,128 INFO L226 Difference]: Without dead ends: 25 [2022-12-14 14:29:21,131 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 [2022-12-14 14:29:21,134 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 22 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 53 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 [2022-12-14 14:29:21,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 53 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:29:21,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-12-14 14:29:21,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-12-14 14:29:21,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 18 states have (on average 1.2222222222222223) 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) [2022-12-14 14:29:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2022-12-14 14:29:21,165 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 9 [2022-12-14 14:29:21,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:29:21,166 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2022-12-14 14:29:21,166 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) [2022-12-14 14:29:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-12-14 14:29:21,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 14:29:21,167 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:29:21,167 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:29:21,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:21,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:21,369 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)] === [2022-12-14 14:29:21,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:29:21,371 INFO L85 PathProgramCache]: Analyzing trace with hash -153149229, now seen corresponding path program 1 times [2022-12-14 14:29:21,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:29:21,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2006243922] [2022-12-14 14:29:21,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:29:21,374 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 [2022-12-14 14:29:21,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:29:21,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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) [2022-12-14 14:29:21,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:29:21,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 14:29:21,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:29:21,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:29:21,598 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:29:21,598 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:29:21,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2006243922] [2022-12-14 14:29:21,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2006243922] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:29:21,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:29:21,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:29:21,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585514256] [2022-12-14 14:29:21,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:29:21,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:29:21,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:29:21,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:29:21,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:29:21,602 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2022-12-14 14:29:21,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:29:21,705 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-12-14 14:29:21,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:29:21,710 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2022-12-14 14:29:21,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:29:21,711 INFO L225 Difference]: With dead ends: 26 [2022-12-14 14:29:21,711 INFO L226 Difference]: Without dead ends: 24 [2022-12-14 14:29:21,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:29:21,712 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 7 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:29:21,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 56 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:29:21,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-12-14 14:29:21,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-12-14 14:29:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 18 states have internal predecessors, (20), 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) [2022-12-14 14:29:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2022-12-14 14:29:21,715 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 19 [2022-12-14 14:29:21,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:29:21,715 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2022-12-14 14:29:21,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2022-12-14 14:29:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2022-12-14 14:29:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 14:29:21,716 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:29:21,716 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] [2022-12-14 14:29:21,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-14 14:29:21,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:21,917 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 14:29:21,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:29:21,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1147393929, now seen corresponding path program 1 times [2022-12-14 14:29:21,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:29:21,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1201058469] [2022-12-14 14:29:21,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:29:21,922 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 [2022-12-14 14:29:21,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:29:21,925 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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) [2022-12-14 14:29:21,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:29:22,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 14:29:22,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:29:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:29:22,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:29:22,148 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:29:22,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1201058469] [2022-12-14 14:29:22,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1201058469] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:29:22,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:29:22,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:29:22,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252111584] [2022-12-14 14:29:22,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:29:22,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:29:22,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:29:22,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:29:22,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:29:22,151 INFO L87 Difference]: Start difference. First operand 23 states and 24 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) [2022-12-14 14:29:22,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:29:22,165 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2022-12-14 14:29:22,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:29:22,165 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 [2022-12-14 14:29:22,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:29:22,166 INFO L225 Difference]: With dead ends: 27 [2022-12-14 14:29:22,166 INFO L226 Difference]: Without dead ends: 23 [2022-12-14 14:29:22,166 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 [2022-12-14 14:29:22,171 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 1 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:29:22,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 41 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:29:22,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-12-14 14:29:22,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-12-14 14:29:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 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) [2022-12-14 14:29:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2022-12-14 14:29:22,175 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 21 [2022-12-14 14:29:22,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:29:22,175 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2022-12-14 14:29:22,175 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) [2022-12-14 14:29:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2022-12-14 14:29:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 14:29:22,176 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:29:22,176 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] [2022-12-14 14:29:22,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-14 14:29:22,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:22,378 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 14:29:22,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:29:22,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1213348176, now seen corresponding path program 1 times [2022-12-14 14:29:22,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:29:22,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [837557945] [2022-12-14 14:29:22,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:29:22,382 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 [2022-12-14 14:29:22,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:29:22,385 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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) [2022-12-14 14:29:22,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:29:22,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 14:29:22,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:29:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:29:22,703 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:29:22,703 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:29:22,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [837557945] [2022-12-14 14:29:22,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [837557945] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:29:22,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:29:22,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:29:22,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122416519] [2022-12-14 14:29:22,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:29:22,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:29:22,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:29:22,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:29:22,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:29:22,706 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2022-12-14 14:29:22,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:29:22,787 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2022-12-14 14:29:22,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:29:22,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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 [2022-12-14 14:29:22,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:29:22,788 INFO L225 Difference]: With dead ends: 23 [2022-12-14 14:29:22,788 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 14:29:22,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:29:22,790 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 3 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:29:22,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 69 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:29:22,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 14:29:22,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 14:29:22,791 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) [2022-12-14 14:29:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 14:29:22,791 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2022-12-14 14:29:22,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:29:22,792 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 14:29:22,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2022-12-14 14:29:22,792 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 14:29:22,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 14:29:22,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-12-14 14:29:22,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-12-14 14:29:22,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-12-14 14:29:22,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-12-14 14:29:22,798 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-12-14 14:29:22,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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)] Ended with exit code 0 [2022-12-14 14:29:22,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/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 [2022-12-14 14:29:23,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 14:29:23,066 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-14 14:29:23,066 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 14:29:23,067 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-14 14:29:23,067 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 14:29:23,067 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-14 14:29:23,067 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 14:29:23,067 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 14:29:23,068 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1872) no Hoare annotation was computed. [2022-12-14 14:29:23,068 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 14:29:23,068 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2022-12-14 14:29:23,068 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1881) no Hoare annotation was computed. [2022-12-14 14:29:23,068 INFO L899 garLoopResultBuilder]: For program point L1881(line 1881) no Hoare annotation was computed. [2022-12-14 14:29:23,069 INFO L899 garLoopResultBuilder]: For program point L1881-1(line 1881) no Hoare annotation was computed. [2022-12-14 14:29:23,069 INFO L899 garLoopResultBuilder]: For program point L1879(line 1879) no Hoare annotation was computed. [2022-12-14 14:29:23,069 INFO L899 garLoopResultBuilder]: For program point L1879-1(line 1879) no Hoare annotation was computed. [2022-12-14 14:29:23,069 INFO L899 garLoopResultBuilder]: For program point L1879-3(lines 1879 1887) no Hoare annotation was computed. [2022-12-14 14:29:23,070 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_max_square_67b_goodG2BSink_~data~2#1|) [2022-12-14 14:29:23,070 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-12-14 14:29:23,070 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 14:29:23,070 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1861 1868) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_max_square_67b_goodG2BSink_~data~2#1|) [2022-12-14 14:29:23,070 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-14 14:29:23,071 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1872) no Hoare annotation was computed. [2022-12-14 14:29:23,071 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1879) no Hoare annotation was computed. [2022-12-14 14:29:23,071 INFO L895 garLoopResultBuilder]: At program point L1886(line 1886) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_max_square_67b_goodG2BSink_~data~2#1|) [2022-12-14 14:29:23,071 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1881) no Hoare annotation was computed. [2022-12-14 14:29:23,071 INFO L899 garLoopResultBuilder]: For program point L1886-1(lines 1879 1887) no Hoare annotation was computed. [2022-12-14 14:29:23,072 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-14 14:29:23,072 INFO L895 garLoopResultBuilder]: At program point L1882(line 1882) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_max_square_67b_goodG2BSink_~data~2#1|) [2022-12-14 14:29:23,072 INFO L899 garLoopResultBuilder]: For program point L1847(lines 1847 1855) no Hoare annotation was computed. [2022-12-14 14:29:23,072 INFO L899 garLoopResultBuilder]: For program point L1876(lines 1876 1888) no Hoare annotation was computed. [2022-12-14 14:29:23,072 INFO L899 garLoopResultBuilder]: For program point L1872(line 1872) no Hoare annotation was computed. [2022-12-14 14:29:23,072 INFO L899 garLoopResultBuilder]: For program point L1872-1(line 1872) no Hoare annotation was computed. [2022-12-14 14:29:23,073 INFO L899 garLoopResultBuilder]: For program point L1837(lines 1837 1845) no Hoare annotation was computed. [2022-12-14 14:29:23,073 INFO L899 garLoopResultBuilder]: For program point L1868(lines 1868 1875) no Hoare annotation was computed. [2022-12-14 14:29:23,073 INFO L895 garLoopResultBuilder]: At program point L1866(line 1866) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_max_square_67b_goodG2BSink_~data~2#1|) [2022-12-14 14:29:23,073 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2022-12-14 14:29:23,073 INFO L902 garLoopResultBuilder]: At program point L1864(line 1864) the Hoare annotation is: true [2022-12-14 14:29:23,073 INFO L899 garLoopResultBuilder]: For program point L1864-1(line 1864) no Hoare annotation was computed. [2022-12-14 14:29:23,077 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-14 14:29:23,079 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 14:29:23,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 02:29:23 BoogieIcfgContainer [2022-12-14 14:29:23,090 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 14:29:23,091 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 14:29:23,091 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 14:29:23,091 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 14:29:23,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:29:20" (3/4) ... [2022-12-14 14:29:23,094 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 14:29:23,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 14:29:23,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 14:29:23,102 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-12-14 14:29:23,102 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 14:29:23,102 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 14:29:23,102 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 14:29:23,134 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 14:29:23,134 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 14:29:23,134 INFO L158 Benchmark]: Toolchain (without parser) took 6762.54ms. Allocated memory is still 62.9MB. Free memory was 32.3MB in the beginning and 29.7MB in the end (delta: 2.6MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2022-12-14 14:29:23,134 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 14:29:23,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1399.18ms. Allocated memory is still 62.9MB. Free memory was 32.0MB in the beginning and 21.7MB in the end (delta: 10.3MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-12-14 14:29:23,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.55ms. Allocated memory is still 62.9MB. Free memory was 21.3MB in the beginning and 32.6MB in the end (delta: -11.3MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-12-14 14:29:23,135 INFO L158 Benchmark]: Boogie Preprocessor took 41.14ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 14:29:23,135 INFO L158 Benchmark]: RCFGBuilder took 2819.17ms. Allocated memory is still 62.9MB. Free memory was 30.5MB in the beginning and 33.7MB in the end (delta: -3.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-12-14 14:29:23,135 INFO L158 Benchmark]: TraceAbstraction took 2394.02ms. Allocated memory is still 62.9MB. Free memory was 33.1MB in the beginning and 33.2MB in the end (delta: -133.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 14:29:23,136 INFO L158 Benchmark]: Witness Printer took 42.92ms. Allocated memory is still 62.9MB. Free memory was 32.9MB in the beginning and 29.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 14:29:23,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1399.18ms. Allocated memory is still 62.9MB. Free memory was 32.0MB in the beginning and 21.7MB in the end (delta: 10.3MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.55ms. Allocated memory is still 62.9MB. Free memory was 21.3MB in the beginning and 32.6MB in the end (delta: -11.3MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.14ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2819.17ms. Allocated memory is still 62.9MB. Free memory was 30.5MB in the beginning and 33.7MB in the end (delta: -3.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2394.02ms. Allocated memory is still 62.9MB. Free memory was 33.1MB in the beginning and 33.2MB in the end (delta: -133.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 42.92ms. Allocated memory is still 62.9MB. Free memory was 32.9MB in the beginning and 29.7MB in the end (delta: 3.2MB). 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: 1872]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1872]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1881]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1881]: 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: 2.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 33 mSDsluCounter, 219 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 119 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 100 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 15, 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, 4 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: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 78 SizeOfPredicates, 33 NumberOfNonLiveVariables, 483 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 1861]: Loop Invariant Derived loop invariant: 2bv32 == data RESULT: Ultimate proved your program to be correct! [2022-12-14 14:29:23,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d78b987-4cf0-422b-a9c3-4d15113ef865/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE