./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_44_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_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_44_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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_e87e82c8-88fb-415e-928c-88a758645359/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 71a9be924a7ad981abe2f6ebe99e68d778d47202cde3aaaf16730597e09a744b --- 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 12:49:20,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:49:20,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:49:20,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:49:20,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:49:20,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:49:20,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:49:20,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:49:20,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:49:20,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:49:20,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:49:20,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:49:20,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:49:20,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:49:20,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:49:20,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:49:20,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:49:20,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:49:20,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:49:20,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:49:20,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:49:20,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:49:20,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:49:20,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:49:20,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:49:20,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:49:20,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:49:20,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:49:20,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:49:20,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:49:20,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:49:20,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:49:20,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:49:20,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:49:20,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:49:20,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:49:20,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:49:20,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:49:20,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:49:20,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:49:20,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:49:20,645 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 12:49:20,664 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:49:20,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:49:20,665 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:49:20,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:49:20,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:49:20,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:49:20,666 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:49:20,666 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:49:20,667 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:49:20,667 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:49:20,667 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:49:20,667 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:49:20,667 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:49:20,668 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:49:20,668 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:49:20,668 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:49:20,668 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:49:20,668 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:49:20,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:49:20,669 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:49:20,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:49:20,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:49:20,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:49:20,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:49:20,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:49:20,670 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 12:49:20,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:49:20,671 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:49:20,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:49:20,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:49:20,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:49:20,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:49:20,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:49:20,672 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:49:20,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:49:20,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:49:20,673 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:49:20,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:49:20,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:49:20,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:49:20,673 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_e87e82c8-88fb-415e-928c-88a758645359/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71a9be924a7ad981abe2f6ebe99e68d778d47202cde3aaaf16730597e09a744b [2022-12-14 12:49:20,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:49:20,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:49:20,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:49:20,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:49:20,875 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:49:20,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_44_good.i [2022-12-14 12:49:23,458 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:49:23,765 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:49:23,766 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_44_good.i [2022-12-14 12:49:23,784 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data/2762175a1/c6d629035cf548fabfa4feac371949d1/FLAG7cd608863 [2022-12-14 12:49:24,065 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data/2762175a1/c6d629035cf548fabfa4feac371949d1 [2022-12-14 12:49:24,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:49:24,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:49:24,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:49:24,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:49:24,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:49:24,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:49:24" (1/1) ... [2022-12-14 12:49:24,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2ab956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:24, skipping insertion in model container [2022-12-14 12:49:24,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:49:24" (1/1) ... [2022-12-14 12:49:24,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:49:24,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:49:24,415 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 12:49:24,828 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 12:49:24,834 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 12:49:24,836 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 12:49:24,838 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 12:49:24,838 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 12:49:25,226 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 12:49:25,229 INFO L158 Benchmark]: Toolchain (without parser) took 1155.26ms. Allocated memory is still 127.9MB. Free memory was 87.5MB in the beginning and 63.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 12:49:25,230 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 127.9MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:49:25,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1151.43ms. Allocated memory is still 127.9MB. Free memory was 86.9MB in the beginning and 63.4MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 12:49:25,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 127.9MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1151.43ms. Allocated memory is still 127.9MB. Free memory was 86.9MB in the beginning and 63.4MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_44_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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_e87e82c8-88fb-415e-928c-88a758645359/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 71a9be924a7ad981abe2f6ebe99e68d778d47202cde3aaaf16730597e09a744b --- 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 12:49:26,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:49:26,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:49:26,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:49:26,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:49:26,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:49:26,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:49:26,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:49:26,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:49:26,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:49:26,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:49:26,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:49:26,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:49:26,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:49:26,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:49:26,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:49:26,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:49:26,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:49:26,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:49:26,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:49:26,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:49:26,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:49:26,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:49:26,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:49:26,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:49:26,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:49:26,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:49:26,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:49:26,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:49:26,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:49:26,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:49:26,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:49:26,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:49:26,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:49:26,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:49:26,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:49:26,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:49:26,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:49:26,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:49:26,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:49:26,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:49:26,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 12:49:26,587 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:49:26,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:49:26,588 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:49:26,588 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:49:26,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:49:26,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:49:26,589 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:49:26,590 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:49:26,590 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:49:26,590 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:49:26,590 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:49:26,590 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:49:26,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:49:26,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:49:26,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:49:26,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:49:26,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:49:26,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:49:26,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 12:49:26,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 12:49:26,593 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 12:49:26,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 12:49:26,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:49:26,593 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:49:26,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:49:26,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:49:26,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 12:49:26,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:49:26,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:49:26,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:49:26,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:49:26,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:49:26,595 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 12:49:26,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 12:49:26,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:49:26,595 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:49:26,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 12:49:26,596 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_e87e82c8-88fb-415e-928c-88a758645359/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71a9be924a7ad981abe2f6ebe99e68d778d47202cde3aaaf16730597e09a744b [2022-12-14 12:49:26,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:49:26,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:49:26,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:49:26,844 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:49:26,844 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:49:26,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_44_good.i [2022-12-14 12:49:29,382 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:49:29,665 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:49:29,665 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_44_good.i [2022-12-14 12:49:29,686 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data/e3f5eec78/db6c541c5784406abe166cccb6579ac9/FLAGe61216414 [2022-12-14 12:49:29,699 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/data/e3f5eec78/db6c541c5784406abe166cccb6579ac9 [2022-12-14 12:49:29,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:49:29,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:49:29,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:49:29,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:49:29,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:49:29,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:49:29" (1/1) ... [2022-12-14 12:49:29,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d89d974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:29, skipping insertion in model container [2022-12-14 12:49:29,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:49:29" (1/1) ... [2022-12-14 12:49:29,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:49:29,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:49:30,096 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 12:49:30,497 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 12:49:30,502 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 12:49:30,503 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 12:49:30,504 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 12:49:30,505 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 12:49:30,817 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 12:49:30,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:49:30,827 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:49:30,840 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 12:49:30,875 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 12:49:30,877 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 12:49:30,878 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 12:49:30,879 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 12:49:30,880 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 12:49:30,891 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 12:49:30,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:49:31,161 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:49:31,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31 WrapperNode [2022-12-14 12:49:31,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:49:31,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:49:31,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:49:31,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:49:31,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,218 INFO L138 Inliner]: procedures = 947, calls = 63, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 84 [2022-12-14 12:49:31,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:49:31,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:49:31,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:49:31,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:49:31,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,239 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:49:31,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:49:31,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:49:31,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:49:31,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (1/1) ... [2022-12-14 12:49:31,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:49:31,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:49:31,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:49:31,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:49:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 12:49:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 12:49:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:49:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:49:31,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:49:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 12:49:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 12:49:31,305 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 12:49:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 12:49:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2022-12-14 12:49:31,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2022-12-14 12:49:31,435 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:49:31,437 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:49:36,308 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:49:36,314 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:49:36,314 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 12:49:36,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:49:36 BoogieIcfgContainer [2022-12-14 12:49:36,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:49:36,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:49:36,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:49:36,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:49:36,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:49:29" (1/3) ... [2022-12-14 12:49:36,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ca1bbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:49:36, skipping insertion in model container [2022-12-14 12:49:36,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:49:31" (2/3) ... [2022-12-14 12:49:36,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ca1bbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:49:36, skipping insertion in model container [2022-12-14 12:49:36,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:49:36" (3/3) ... [2022-12-14 12:49:36,324 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_44_good.i [2022-12-14 12:49:36,337 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:49:36,337 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-14 12:49:36,371 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 12:49:36,375 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;@5184f410, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 12:49:36,375 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-14 12:49:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 28 states have (on average 1.3571428571428572) internal successors, (38), 34 states have internal predecessors, (38), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 12:49:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 12:49:36,383 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:49:36,384 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:49:36,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 12:49:36,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:49:36,388 INFO L85 PathProgramCache]: Analyzing trace with hash 473780769, now seen corresponding path program 1 times [2022-12-14 12:49:36,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 12:49:36,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938538120] [2022-12-14 12:49:36,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:49:36,397 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 12:49:36,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 12:49:36,398 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:36,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:49:36,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 12:49:36,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:49:36,587 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 12:49:36,587 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:49:36,588 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 12:49:36,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [938538120] [2022-12-14 12:49:36,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [938538120] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:49:36,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:49:36,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:49:36,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759789192] [2022-12-14 12:49:36,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:49:36,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 12:49:36,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 12:49:36,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 12:49:36,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 12:49:36,625 INFO L87 Difference]: Start difference. First operand has 44 states, 28 states have (on average 1.3571428571428572) internal successors, (38), 34 states have internal predecessors, (38), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 12:49:37,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:49:37,780 INFO L93 Difference]: Finished difference Result 67 states and 80 transitions. [2022-12-14 12:49:37,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:49:37,782 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-12-14 12:49:37,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:49:37,790 INFO L225 Difference]: With dead ends: 67 [2022-12-14 12:49:37,790 INFO L226 Difference]: Without dead ends: 51 [2022-12-14 12:49:37,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:49:37,795 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 50 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:49:37,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 225 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 12:49:37,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-12-14 12:49:37,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 46. [2022-12-14 12:49:37,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 32 states have (on average 1.40625) internal successors, (45), 37 states have internal predecessors, (45), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-14 12:49:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 56 transitions. [2022-12-14 12:49:37,843 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 56 transitions. Word has length 12 [2022-12-14 12:49:37,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:49:37,845 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-12-14 12:49:37,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 12:49:37,845 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-12-14 12:49:37,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 12:49:37,846 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:49:37,846 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:49:37,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,049 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 12:49:38,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:49:38,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1802279239, now seen corresponding path program 1 times [2022-12-14 12:49:38,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 12:49:38,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1444778347] [2022-12-14 12:49:38,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:49:38,053 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 12:49:38,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 12:49:38,091 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:49:38,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 12:49:38,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:49:38,226 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 12:49:38,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:49:38,227 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 12:49:38,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1444778347] [2022-12-14 12:49:38,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1444778347] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:49:38,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:49:38,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 12:49:38,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385942464] [2022-12-14 12:49:38,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:49:38,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:49:38,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 12:49:38,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:49:38,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:49:38,230 INFO L87 Difference]: Start difference. First operand 46 states and 56 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 12:49:38,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:49:38,259 INFO L93 Difference]: Finished difference Result 73 states and 83 transitions. [2022-12-14 12:49:38,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:49:38,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-12-14 12:49:38,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:49:38,261 INFO L225 Difference]: With dead ends: 73 [2022-12-14 12:49:38,261 INFO L226 Difference]: Without dead ends: 38 [2022-12-14 12:49:38,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:49:38,262 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 9 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:49:38,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 88 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:49:38,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-12-14 12:49:38,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-12-14 12:49:38,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 30 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 12:49:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 40 transitions. [2022-12-14 12:49:38,269 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 40 transitions. Word has length 13 [2022-12-14 12:49:38,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:49:38,269 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 40 transitions. [2022-12-14 12:49:38,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 12:49:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2022-12-14 12:49:38,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 12:49:38,270 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:49:38,270 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:49:38,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,472 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 12:49:38,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:49:38,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1396507643, now seen corresponding path program 1 times [2022-12-14 12:49:38,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 12:49:38,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1475336612] [2022-12-14 12:49:38,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:49:38,476 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 12:49:38,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 12:49:38,479 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:49:38,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 12:49:38,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:49:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:49:38,685 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:49:38,685 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 12:49:38,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1475336612] [2022-12-14 12:49:38,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1475336612] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:49:38,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:49:38,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 12:49:38,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025199668] [2022-12-14 12:49:38,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:49:38,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:49:38,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 12:49:38,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:49:38,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:49:38,687 INFO L87 Difference]: Start difference. First operand 38 states and 40 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:49:38,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:49:38,705 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2022-12-14 12:49:38,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:49:38,706 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2022-12-14 12:49:38,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:49:38,706 INFO L225 Difference]: With dead ends: 38 [2022-12-14 12:49:38,706 INFO L226 Difference]: Without dead ends: 34 [2022-12-14 12:49:38,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:49:38,707 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 10 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:49:38,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 86 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:49:38,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-12-14 12:49:38,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2022-12-14 12:49:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 26 states have internal predecessors, (29), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 12:49:38,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions. [2022-12-14 12:49:38,711 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 27 [2022-12-14 12:49:38,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:49:38,711 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 36 transitions. [2022-12-14 12:49:38,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:49:38,712 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2022-12-14 12:49:38,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 12:49:38,712 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:49:38,712 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:49:38,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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)] Forceful destruction successful, exit code 0 [2022-12-14 12:49:38,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,914 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 12:49:38,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:49:38,916 INFO L85 PathProgramCache]: Analyzing trace with hash -342086685, now seen corresponding path program 1 times [2022-12-14 12:49:38,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 12:49:38,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1383641554] [2022-12-14 12:49:38,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:49:38,918 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 12:49:38,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 12:49:38,921 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:38,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:49:39,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 12:49:39,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:49:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 12:49:39,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:49:39,098 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 12:49:39,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1383641554] [2022-12-14 12:49:39,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1383641554] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:49:39,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:49:39,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:49:39,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035514814] [2022-12-14 12:49:39,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:49:39,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:49:39,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 12:49:39,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:49:39,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:49:39,100 INFO L87 Difference]: Start difference. First operand 34 states and 36 transitions. Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:49:39,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:49:39,923 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2022-12-14 12:49:39,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:49:39,927 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 28 [2022-12-14 12:49:39,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:49:39,928 INFO L225 Difference]: With dead ends: 35 [2022-12-14 12:49:39,928 INFO L226 Difference]: Without dead ends: 34 [2022-12-14 12:49:39,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 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 12:49:39,929 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 3 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-14 12:49:39,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 86 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-14 12:49:39,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-12-14 12:49:39,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2022-12-14 12:49:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 25 states have internal predecessors, (28), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 12:49:39,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2022-12-14 12:49:39,933 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 28 [2022-12-14 12:49:39,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:49:39,933 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2022-12-14 12:49:39,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:49:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2022-12-14 12:49:39,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 12:49:39,934 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:49:39,934 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:49:39,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:40,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:40,137 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 12:49:40,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:49:40,138 INFO L85 PathProgramCache]: Analyzing trace with hash -2014748532, now seen corresponding path program 1 times [2022-12-14 12:49:40,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 12:49:40,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [239356726] [2022-12-14 12:49:40,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:49:40,140 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 12:49:40,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 12:49:40,143 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:40,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 (6)] Waiting until timeout for monitored process [2022-12-14 12:49:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:49:40,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 12:49:40,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:49:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 12:49:40,319 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:49:40,319 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 12:49:40,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [239356726] [2022-12-14 12:49:40,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [239356726] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:49:40,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:49:40,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:49:40,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101678562] [2022-12-14 12:49:40,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:49:40,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:49:40,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 12:49:40,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:49:40,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:49:40,321 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:49:40,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:49:40,338 INFO L93 Difference]: Finished difference Result 38 states and 39 transitions. [2022-12-14 12:49:40,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:49:40,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29 [2022-12-14 12:49:40,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:49:40,340 INFO L225 Difference]: With dead ends: 38 [2022-12-14 12:49:40,340 INFO L226 Difference]: Without dead ends: 33 [2022-12-14 12:49:40,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 12:49:40,341 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:49:40,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 63 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:49:40,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2022-12-14 12:49:40,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2022-12-14 12:49:40,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 12:49:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2022-12-14 12:49:40,344 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 29 [2022-12-14 12:49:40,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:49:40,345 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2022-12-14 12:49:40,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:49:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2022-12-14 12:49:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 12:49:40,346 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:49:40,346 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:49:40,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 (6)] Ended with exit code 0 [2022-12-14 12:49:40,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:40,548 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 12:49:40,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:49:40,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1967180037, now seen corresponding path program 1 times [2022-12-14 12:49:40,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 12:49:40,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [755215714] [2022-12-14 12:49:40,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:49:40,552 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 12:49:40,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 12:49:40,555 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:49:40,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 (7)] Waiting until timeout for monitored process [2022-12-14 12:50:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:50:33,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 12:50:33,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:50:35,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 12:50:35,357 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:50:35,357 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 12:50:35,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [755215714] [2022-12-14 12:50:35,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [755215714] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:50:35,357 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:50:35,358 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:50:35,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66868656] [2022-12-14 12:50:35,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:50:35,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 12:50:35,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 12:50:35,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 12:50:35,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 12:50:35,358 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:50:38,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 12:50:38,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:50:38,164 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2022-12-14 12:50:38,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:50:38,169 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 30 [2022-12-14 12:50:38,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:50:38,169 INFO L225 Difference]: With dead ends: 33 [2022-12-14 12:50:38,169 INFO L226 Difference]: Without dead ends: 32 [2022-12-14 12:50:38,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:50:38,170 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 3 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:50:38,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 131 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-12-14 12:50:38,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-12-14 12:50:38,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-12-14 12:50:38,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 24 states have internal predecessors, (26), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 12:50:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2022-12-14 12:50:38,173 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 30 [2022-12-14 12:50:38,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:50:38,174 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2022-12-14 12:50:38,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:50:38,174 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2022-12-14 12:50:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 12:50:38,174 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:50:38,174 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:50:38,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 (7)] Ended with exit code 0 [2022-12-14 12:50:38,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:50:38,376 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 12:50:38,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:50:38,377 INFO L85 PathProgramCache]: Analyzing trace with hash 853039086, now seen corresponding path program 1 times [2022-12-14 12:50:38,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 12:50:38,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [261712246] [2022-12-14 12:50:38,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:50:38,379 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 12:50:38,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 12:50:38,382 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:50:38,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 (8)] Waiting until timeout for monitored process [2022-12-14 12:51:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:51:33,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 12:51:33,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:51:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 12:51:34,521 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:51:34,521 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 12:51:34,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [261712246] [2022-12-14 12:51:34,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [261712246] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:51:34,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:51:34,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 12:51:34,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363283549] [2022-12-14 12:51:34,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:51:34,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:51:34,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 12:51:34,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:51:34,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:51:34,522 INFO L87 Difference]: Start difference. First operand 32 states and 33 transitions. Second operand has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:51:35,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:51:35,467 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2022-12-14 12:51:35,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:51:35,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 31 [2022-12-14 12:51:35,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:51:35,472 INFO L225 Difference]: With dead ends: 32 [2022-12-14 12:51:35,472 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 12:51:35,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 12:51:35,473 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 1 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:51:35,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 106 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 12:51:35,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 12:51:35,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 12:51:35,474 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 12:51:35,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 12:51:35,474 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2022-12-14 12:51:35,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:51:35,474 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 12:51:35,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 12:51:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 12:51:35,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 12:51:35,476 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-12-14 12:51:35,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-12-14 12:51:35,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-12-14 12:51:35,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-12-14 12:51:35,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-12-14 12:51:35,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 (8)] Ended with exit code 0 [2022-12-14 12:51:35,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/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 12:51:35,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 12:51:35,849 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-14 12:51:35,849 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L895 garLoopResultBuilder]: At program point L1877(line 1877) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~0#1|) [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point L1877-1(line 1877) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L902 garLoopResultBuilder]: At program point L1875(line 1875) the Hoare annotation is: true [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point L1875-1(line 1875) no Hoare annotation was computed. [2022-12-14 12:51:35,850 INFO L899 garLoopResultBuilder]: For program point L1867(lines 1867 1871) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L895 garLoopResultBuilder]: At program point L1865(line 1865) the Hoare annotation is: (and (= |ULTIMATE.start_goodG2B_~funcPtr~0#1.offset| |#funAddr~goodG2BSink.offset|) (= |#funAddr~goodB2GSink.base| |ULTIMATE.start_goodB2G_~funcPtr~1#1.base|) (= |#funAddr~goodB2GSink.offset| |ULTIMATE.start_goodB2G_~funcPtr~1#1.offset|) (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~0#1|)) [2022-12-14 12:51:35,851 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1872 1879) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~0#1|) [2022-12-14 12:51:35,851 INFO L899 garLoopResultBuilder]: For program point L1865-1(lines 1859 1866) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L895 garLoopResultBuilder]: At program point L1845(line 1845) the Hoare annotation is: (and (= |ULTIMATE.start_goodG2B_~funcPtr~0#1.offset| |#funAddr~goodG2BSink.offset|) (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~0#1|)) [2022-12-14 12:51:35,851 INFO L899 garLoopResultBuilder]: For program point L1845-1(lines 1839 1846) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L899 garLoopResultBuilder]: For program point L1864(line 1864) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L899 garLoopResultBuilder]: For program point L1864-2(line 1864) no Hoare annotation was computed. [2022-12-14 12:51:35,851 INFO L895 garLoopResultBuilder]: At program point L1856(line 1856) the Hoare annotation is: (or (not (= |##fun~C_INT~TO~VOID_#in~187#1| (_ bv2 32))) (not (= |##fun~C_INT~TO~VOID_#in~#fp#1.offset| |#funAddr~goodG2BSink.offset|))) [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point L1856-1(lines 1847 1858) no Hoare annotation was computed. [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point ##fun~C_INT~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-12-14 12:51:35,852 INFO L895 garLoopResultBuilder]: At program point L1852(line 1852) the Hoare annotation is: (or (not (= |##fun~C_INT~TO~VOID_#in~187#1| (_ bv2 32))) (not (= |##fun~C_INT~TO~VOID_#in~#fp#1.offset| |#funAddr~goodG2BSink.offset|))) [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1851) no Hoare annotation was computed. [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1835) no Hoare annotation was computed. [2022-12-14 12:51:35,852 INFO L895 garLoopResultBuilder]: At program point L1836(line 1836) the Hoare annotation is: (or (and (= (_ bv2 32) |##fun~C_INT~TO~VOID_goodG2BSink_~data#1|) (= |##fun~C_INT~TO~VOID_#~187#1| (_ bv2 32))) (not (= |##fun~C_INT~TO~VOID_#in~187#1| (_ bv2 32))) (not (= |##fun~C_INT~TO~VOID_#in~#fp#1.offset| |#funAddr~goodG2BSink.offset|))) [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point L1836-1(lines 1832 1838) no Hoare annotation was computed. [2022-12-14 12:51:35,852 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2022-12-14 12:51:35,852 INFO L899 garLoopResultBuilder]: For program point L1851(line 1851) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point L1851-1(line 1851) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point L1849(line 1849) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point ##fun~C_INT~TO~VOIDErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1835) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point L1849-1(line 1849) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point L1849-3(lines 1849 1857) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1849) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1851) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point L1835(line 1835) no Hoare annotation was computed. [2022-12-14 12:51:35,853 INFO L899 garLoopResultBuilder]: For program point L1835-1(line 1835) no Hoare annotation was computed. [2022-12-14 12:51:35,856 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:51:35,857 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 12:51:35,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 12:51:35 BoogieIcfgContainer [2022-12-14 12:51:35,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 12:51:35,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 12:51:35,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 12:51:35,863 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 12:51:35,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:49:36" (3/4) ... [2022-12-14 12:51:35,865 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 12:51:35,869 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 12:51:35,869 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 12:51:35,869 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~C_INT~TO~VOID [2022-12-14 12:51:35,872 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-14 12:51:35,872 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 12:51:35,872 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 12:51:35,872 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 12:51:35,895 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 12:51:35,895 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 12:51:35,896 INFO L158 Benchmark]: Toolchain (without parser) took 126192.74ms. Allocated memory was 62.9MB in the beginning and 121.6MB in the end (delta: 58.7MB). Free memory was 30.4MB in the beginning and 49.7MB in the end (delta: -19.3MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2022-12-14 12:51:35,896 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:51:35,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1457.21ms. Allocated memory was 62.9MB in the beginning and 121.6MB in the end (delta: 58.7MB). Free memory was 30.2MB in the beginning and 78.4MB in the end (delta: -48.2MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2022-12-14 12:51:35,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.13ms. Allocated memory is still 121.6MB. Free memory was 78.4MB in the beginning and 74.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 12:51:35,897 INFO L158 Benchmark]: Boogie Preprocessor took 23.79ms. Allocated memory is still 121.6MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 12:51:35,897 INFO L158 Benchmark]: RCFGBuilder took 5073.39ms. Allocated memory is still 121.6MB. Free memory was 72.1MB in the beginning and 56.2MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 12:51:35,898 INFO L158 Benchmark]: TraceAbstraction took 119544.21ms. Allocated memory is still 121.6MB. Free memory was 55.3MB in the beginning and 52.9MB in the end (delta: 2.4MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2022-12-14 12:51:35,898 INFO L158 Benchmark]: Witness Printer took 32.20ms. Allocated memory is still 121.6MB. Free memory was 52.9MB in the beginning and 49.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 12:51:35,900 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1457.21ms. Allocated memory was 62.9MB in the beginning and 121.6MB in the end (delta: 58.7MB). Free memory was 30.2MB in the beginning and 78.4MB in the end (delta: -48.2MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.13ms. Allocated memory is still 121.6MB. Free memory was 78.4MB in the beginning and 74.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.79ms. Allocated memory is still 121.6MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5073.39ms. Allocated memory is still 121.6MB. Free memory was 72.1MB in the beginning and 56.2MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 119544.21ms. Allocated memory is still 121.6MB. Free memory was 55.3MB in the beginning and 52.9MB in the end (delta: 2.4MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. * Witness Printer took 32.20ms. Allocated memory is still 121.6MB. Free memory was 52.9MB in the beginning and 49.7MB 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: 1849]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1851]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1851]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1835]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1835]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 44 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 119.5s, OverallIterations: 7, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 82 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 76 mSDsluCounter, 785 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 546 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 96 IncrementalHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 239 mSDtfsCounter, 96 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=1, InterpolantAutomatonStates: 33, 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, 7 MinimizatonAttempts, 6 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 25 PreInvPairs, 26 NumberOfFragments, 64 HoareAnnotationTreeSize, 25 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 108.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 163 ConstructedInterpolants, 5 QuantifiedInterpolants, 486 SizeOfPredicates, 11 NumberOfNonLiveVariables, 573 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 11/11 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: 1872]: Loop Invariant Derived loop invariant: 2bv32 == data RESULT: Ultimate proved your program to be correct! [2022-12-14 12:51:36,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e87e82c8-88fb-415e-928c-88a758645359/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE