./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b3ea3bfb5fa1a0ecb86372fd7d66f0cc10d9707b974c24e5c8a286e565a46ff --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:42:25,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:42:25,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:42:25,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:42:25,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:42:25,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:42:25,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:42:25,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:42:25,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:42:25,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:42:25,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:42:25,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:42:25,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:42:25,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:42:25,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:42:25,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:42:25,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:42:25,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:42:25,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:42:25,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:42:25,674 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:42:25,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:42:25,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:42:25,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:42:25,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:42:25,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:42:25,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:42:25,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:42:25,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:42:25,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:42:25,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:42:25,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:42:25,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:42:25,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:42:25,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:42:25,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:42:25,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:42:25,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:42:25,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:42:25,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:42:25,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:42:25,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:42:25,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:42:25,715 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:42:25,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:42:25,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:42:25,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:42:25,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:42:25,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:42:25,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:42:25,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:42:25,719 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:42:25,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:42:25,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:42:25,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:42:25,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:42:25,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:42:25,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:42:25,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:42:25,721 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:42:25,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:42:25,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:42:25,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:42:25,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:42:25,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:42:25,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:42:25,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:42:25,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:42:25,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:42:25,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:42:25,724 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:42:25,724 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:42:25,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:42:25,724 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b3ea3bfb5fa1a0ecb86372fd7d66f0cc10d9707b974c24e5c8a286e565a46ff [2022-07-12 14:42:25,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:42:25,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:42:25,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:42:25,912 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:42:25,913 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:42:25,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2022-07-12 14:42:25,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/310f4fb82/5c0a4f49327d410bb8ee190ce3644d90/FLAGb4d2e74fe [2022-07-12 14:42:26,586 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:42:26,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2022-07-12 14:42:26,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/310f4fb82/5c0a4f49327d410bb8ee190ce3644d90/FLAGb4d2e74fe [2022-07-12 14:42:26,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/310f4fb82/5c0a4f49327d410bb8ee190ce3644d90 [2022-07-12 14:42:26,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:42:26,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:42:26,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:42:26,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:42:26,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:42:26,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:42:26" (1/1) ... [2022-07-12 14:42:26,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf88063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:26, skipping insertion in model container [2022-07-12 14:42:26,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:42:26" (1/1) ... [2022-07-12 14:42:26,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:42:26,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:42:28,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335455,335468] [2022-07-12 14:42:28,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335600,335613] [2022-07-12 14:42:28,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:42:28,551 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:42:28,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335455,335468] [2022-07-12 14:42:28,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335600,335613] [2022-07-12 14:42:28,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:42:28,895 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:42:28,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28 WrapperNode [2022-07-12 14:42:28,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:42:28,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:42:28,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:42:28,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:42:28,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:28,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,132 INFO L137 Inliner]: procedures = 454, calls = 1901, calls flagged for inlining = 226, calls inlined = 205, statements flattened = 4860 [2022-07-12 14:42:29,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:42:29,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:42:29,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:42:29,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:42:29,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:42:29,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:42:29,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:42:29,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:42:29,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (1/1) ... [2022-07-12 14:42:29,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:42:29,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:42:29,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 14:42:29,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 14:42:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-12 14:42:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-12 14:42:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2022-07-12 14:42:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2022-07-12 14:42:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:42:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:42:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-12 14:42:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-12 14:42:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2022-07-12 14:42:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2022-07-12 14:42:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-12 14:42:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-12 14:42:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:42:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:42:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_91 [2022-07-12 14:42:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_91 [2022-07-12 14:42:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-12 14:42:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-12 14:42:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-12 14:42:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-12 14:42:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 14:42:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 14:42:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 14:42:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 14:42:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 14:42:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 14:42:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 14:42:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 14:42:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 14:42:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 14:42:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 14:42:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 14:42:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:42:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:42:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-07-12 14:42:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-07-12 14:42:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-12 14:42:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-12 14:42:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:42:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 14:42:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 14:42:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-12 14:42:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-12 14:42:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2022-07-12 14:42:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2022-07-12 14:42:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 14:42:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 14:42:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2022-07-12 14:42:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2022-07-12 14:42:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 14:42:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2022-07-12 14:42:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2022-07-12 14:42:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 14:42:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 14:42:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2022-07-12 14:42:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2022-07-12 14:42:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 14:42:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2022-07-12 14:42:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2022-07-12 14:42:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 14:42:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 14:42:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 14:42:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 14:42:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 14:42:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-12 14:42:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-12 14:42:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-12 14:42:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-12 14:42:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 14:42:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 14:42:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:42:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:42:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 14:42:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 14:42:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 14:42:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 14:42:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2022-07-12 14:42:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2022-07-12 14:42:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:42:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-12 14:42:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-12 14:42:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 14:42:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 14:42:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2022-07-12 14:42:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2022-07-12 14:42:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-12 14:42:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-12 14:42:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:42:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 14:42:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 14:42:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 14:42:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 14:42:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:42:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:42:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:42:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:42:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:42:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-12 14:42:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-12 14:42:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 14:42:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 14:42:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2022-07-12 14:42:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2022-07-12 14:42:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-12 14:42:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-12 14:42:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-07-12 14:42:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-07-12 14:42:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 14:42:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 14:42:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2022-07-12 14:42:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2022-07-12 14:42:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-12 14:42:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-12 14:42:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 14:42:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 14:42:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 14:42:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 14:42:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-12 14:42:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-12 14:42:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-12 14:42:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-12 14:42:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-07-12 14:42:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-07-12 14:42:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:42:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:42:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2022-07-12 14:42:29,447 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2022-07-12 14:42:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:42:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:42:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:42:29,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:42:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 14:42:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 14:42:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2022-07-12 14:42:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2022-07-12 14:42:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2022-07-12 14:42:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2022-07-12 14:42:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-12 14:42:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-12 14:42:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2022-07-12 14:42:29,449 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2022-07-12 14:42:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 14:42:29,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 14:42:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2022-07-12 14:42:29,449 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2022-07-12 14:42:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-12 14:42:29,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-12 14:42:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 14:42:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 14:42:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 14:42:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 14:42:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-07-12 14:42:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-07-12 14:42:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:42:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-12 14:42:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-12 14:42:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 14:42:29,451 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 14:42:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:42:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_89 [2022-07-12 14:42:29,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_89 [2022-07-12 14:42:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2022-07-12 14:42:29,451 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2022-07-12 14:42:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-12 14:42:29,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-12 14:42:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2022-07-12 14:42:29,452 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2022-07-12 14:42:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:42:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2022-07-12 14:42:29,452 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2022-07-12 14:42:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 14:42:29,452 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 14:42:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 14:42:29,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 14:42:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-12 14:42:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-12 14:42:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2022-07-12 14:42:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2022-07-12 14:42:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-12 14:42:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-12 14:42:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-12 14:42:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-12 14:42:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 14:42:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 14:42:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-12 14:42:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-12 14:42:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 14:42:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 14:42:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 14:42:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:42:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:42:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2022-07-12 14:42:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2022-07-12 14:42:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 14:42:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 14:42:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2022-07-12 14:42:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2022-07-12 14:42:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2022-07-12 14:42:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2022-07-12 14:42:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 14:42:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 14:42:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-12 14:42:29,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-12 14:42:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2022-07-12 14:42:29,456 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2022-07-12 14:42:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-12 14:42:29,456 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-12 14:42:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 14:42:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_amd8111e_priv [2022-07-12 14:42:29,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_amd8111e_priv [2022-07-12 14:42:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 14:42:29,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 14:42:30,117 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:42:30,119 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:42:30,509 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:42:32,092 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 14:42:32,192 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:42:32,209 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:42:32,209 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 14:42:32,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:42:32 BoogieIcfgContainer [2022-07-12 14:42:32,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:42:32,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:42:32,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:42:32,217 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:42:32,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:42:26" (1/3) ... [2022-07-12 14:42:32,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@307c7c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:42:32, skipping insertion in model container [2022-07-12 14:42:32,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:28" (2/3) ... [2022-07-12 14:42:32,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@307c7c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:42:32, skipping insertion in model container [2022-07-12 14:42:32,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:42:32" (3/3) ... [2022-07-12 14:42:32,218 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2022-07-12 14:42:32,228 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:42:32,229 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 14:42:32,323 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:42:32,327 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@41ca66d9, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@12315c85 [2022-07-12 14:42:32,327 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 14:42:32,334 INFO L276 IsEmpty]: Start isEmpty. Operand has 1872 states, 1254 states have (on average 1.2862838915470494) internal successors, (1613), 1285 states have internal predecessors, (1613), 520 states have call successors, (520), 98 states have call predecessors, (520), 97 states have return successors, (515), 506 states have call predecessors, (515), 515 states have call successors, (515) [2022-07-12 14:42:32,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-07-12 14:42:32,362 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:42:32,362 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-07-12 14:42:32,363 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:42:32,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:42:32,367 INFO L85 PathProgramCache]: Analyzing trace with hash -794654120, now seen corresponding path program 1 times [2022-07-12 14:42:32,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:42:32,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773102742] [2022-07-12 14:42:32,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:42:32,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:42:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:42:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:42:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:42:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:42:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:42:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:42:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:42:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:42:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:42:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:42:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:42:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:42:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-07-12 14:42:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:42:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:32,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:42:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 14:42:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-12 14:42:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:42:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-07-12 14:42:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 14:42:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-12 14:42:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:33,113 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2022-07-12 14:42:33,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:42:33,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773102742] [2022-07-12 14:42:33,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773102742] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:42:33,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:42:33,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-12 14:42:33,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470004147] [2022-07-12 14:42:33,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:42:33,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 14:42:33,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:42:33,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 14:42:33,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-07-12 14:42:33,140 INFO L87 Difference]: Start difference. First operand has 1872 states, 1254 states have (on average 1.2862838915470494) internal successors, (1613), 1285 states have internal predecessors, (1613), 520 states have call successors, (520), 98 states have call predecessors, (520), 97 states have return successors, (515), 506 states have call predecessors, (515), 515 states have call successors, (515) Second operand has 9 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 4 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2022-07-12 14:42:44,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:42:44,041 INFO L93 Difference]: Finished difference Result 6783 states and 9738 transitions. [2022-07-12 14:42:44,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-07-12 14:42:44,044 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 4 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) Word has length 218 [2022-07-12 14:42:44,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:42:44,085 INFO L225 Difference]: With dead ends: 6783 [2022-07-12 14:42:44,086 INFO L226 Difference]: Without dead ends: 4850 [2022-07-12 14:42:44,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=175, Invalid=425, Unknown=0, NotChecked=0, Total=600 [2022-07-12 14:42:44,103 INFO L413 NwaCegarLoop]: 2395 mSDtfsCounter, 10765 mSDsluCounter, 2873 mSDsCounter, 0 mSdLazyCounter, 10913 mSolverCounterSat, 7644 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11300 SdHoareTripleChecker+Valid, 5268 SdHoareTripleChecker+Invalid, 18557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7644 IncrementalHoareTripleChecker+Valid, 10913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-07-12 14:42:44,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11300 Valid, 5268 Invalid, 18557 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7644 Valid, 10913 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2022-07-12 14:42:44,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2022-07-12 14:42:44,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4392. [2022-07-12 14:42:44,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4392 states, 3020 states have (on average 1.2503311258278145) internal successors, (3776), 3092 states have internal predecessors, (3776), 1121 states have call successors, (1121), 250 states have call predecessors, (1121), 250 states have return successors, (1121), 1100 states have call predecessors, (1121), 1121 states have call successors, (1121) [2022-07-12 14:42:44,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4392 states to 4392 states and 6018 transitions. [2022-07-12 14:42:44,375 INFO L78 Accepts]: Start accepts. Automaton has 4392 states and 6018 transitions. Word has length 218 [2022-07-12 14:42:44,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:42:44,378 INFO L495 AbstractCegarLoop]: Abstraction has 4392 states and 6018 transitions. [2022-07-12 14:42:44,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 4 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2022-07-12 14:42:44,378 INFO L276 IsEmpty]: Start isEmpty. Operand 4392 states and 6018 transitions. [2022-07-12 14:42:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-07-12 14:42:44,387 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:42:44,388 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:42:44,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 14:42:44,388 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:42:44,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:42:44,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1797030842, now seen corresponding path program 1 times [2022-07-12 14:42:44,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:42:44,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721884251] [2022-07-12 14:42:44,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:42:44,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:42:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:42:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:42:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:42:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:42:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:42:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:42:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:42:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:42:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:42:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:42:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:42:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-07-12 14:42:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:42:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-12 14:42:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:42:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:42:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:42:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-07-12 14:42:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-07-12 14:42:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-12 14:42:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-12 14:42:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 14:42:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 14:42:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:44,770 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2022-07-12 14:42:44,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:42:44,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721884251] [2022-07-12 14:42:44,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721884251] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:42:44,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:42:44,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:42:44,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521462010] [2022-07-12 14:42:44,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:42:44,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:42:44,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:42:44,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:42:44,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:42:44,773 INFO L87 Difference]: Start difference. First operand 4392 states and 6018 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 3 states have internal predecessors, (92), 4 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-07-12 14:42:51,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:42:51,325 INFO L93 Difference]: Finished difference Result 12368 states and 17009 transitions. [2022-07-12 14:42:51,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-12 14:42:51,326 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 3 states have internal predecessors, (92), 4 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) Word has length 235 [2022-07-12 14:42:51,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:42:51,365 INFO L225 Difference]: With dead ends: 12368 [2022-07-12 14:42:51,366 INFO L226 Difference]: Without dead ends: 8001 [2022-07-12 14:42:51,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-12 14:42:51,385 INFO L413 NwaCegarLoop]: 2373 mSDtfsCounter, 6012 mSDsluCounter, 2426 mSDsCounter, 0 mSdLazyCounter, 5175 mSolverCounterSat, 4938 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6266 SdHoareTripleChecker+Valid, 4799 SdHoareTripleChecker+Invalid, 10113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4938 IncrementalHoareTripleChecker+Valid, 5175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-07-12 14:42:51,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6266 Valid, 4799 Invalid, 10113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4938 Valid, 5175 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-07-12 14:42:51,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8001 states. [2022-07-12 14:42:51,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8001 to 7262. [2022-07-12 14:42:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7262 states, 4969 states have (on average 1.2503521835379352) internal successors, (6213), 5099 states have internal predecessors, (6213), 1849 states have call successors, (1849), 436 states have call predecessors, (1849), 443 states have return successors, (1860), 1810 states have call predecessors, (1860), 1849 states have call successors, (1860) [2022-07-12 14:42:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7262 states to 7262 states and 9922 transitions. [2022-07-12 14:42:51,710 INFO L78 Accepts]: Start accepts. Automaton has 7262 states and 9922 transitions. Word has length 235 [2022-07-12 14:42:51,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:42:51,712 INFO L495 AbstractCegarLoop]: Abstraction has 7262 states and 9922 transitions. [2022-07-12 14:42:51,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 3 states have internal predecessors, (92), 4 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-07-12 14:42:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 7262 states and 9922 transitions. [2022-07-12 14:42:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-07-12 14:42:51,720 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:42:51,720 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:42:51,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 14:42:51,721 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:42:51,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:42:51,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1514225225, now seen corresponding path program 1 times [2022-07-12 14:42:51,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:42:51,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558385224] [2022-07-12 14:42:51,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:42:51,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:42:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:42:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:42:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:42:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:42:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:42:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:42:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:42:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:42:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:42:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:42:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:42:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:42:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:42:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:42:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:42:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:51,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:42:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:42:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:42:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-12 14:42:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-12 14:42:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-07-12 14:42:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:42:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:42:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:42:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:42:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-07-12 14:42:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-12 14:42:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-12 14:42:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-07-12 14:42:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 14:42:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 700 trivial. 0 not checked. [2022-07-12 14:42:52,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:42:52,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558385224] [2022-07-12 14:42:52,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558385224] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:42:52,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:42:52,124 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:42:52,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673766202] [2022-07-12 14:42:52,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:42:52,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:42:52,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:42:52,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:42:52,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:42:52,127 INFO L87 Difference]: Start difference. First operand 7262 states and 9922 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (41), 5 states have call predecessors, (41), 1 states have return successors, (36), 3 states have call predecessors, (36), 4 states have call successors, (36) [2022-07-12 14:42:58,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:42:58,294 INFO L93 Difference]: Finished difference Result 16973 states and 23298 transitions. [2022-07-12 14:42:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-12 14:42:58,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (41), 5 states have call predecessors, (41), 1 states have return successors, (36), 3 states have call predecessors, (36), 4 states have call successors, (36) Word has length 305 [2022-07-12 14:42:58,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:42:58,340 INFO L225 Difference]: With dead ends: 16973 [2022-07-12 14:42:58,340 INFO L226 Difference]: Without dead ends: 9736 [2022-07-12 14:42:58,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-12 14:42:58,365 INFO L413 NwaCegarLoop]: 3511 mSDtfsCounter, 3624 mSDsluCounter, 3243 mSDsCounter, 0 mSdLazyCounter, 5603 mSolverCounterSat, 3243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3829 SdHoareTripleChecker+Valid, 6754 SdHoareTripleChecker+Invalid, 8846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3243 IncrementalHoareTripleChecker+Valid, 5603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:42:58,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3829 Valid, 6754 Invalid, 8846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3243 Valid, 5603 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-12 14:42:58,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9736 states. [2022-07-12 14:42:58,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9736 to 8846. [2022-07-12 14:42:58,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8846 states, 6089 states have (on average 1.2529150927902775) internal successors, (7629), 6248 states have internal predecessors, (7629), 2218 states have call successors, (2218), 531 states have call predecessors, (2218), 538 states have return successors, (2229), 2169 states have call predecessors, (2229), 2218 states have call successors, (2229) [2022-07-12 14:42:58,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8846 states to 8846 states and 12076 transitions. [2022-07-12 14:42:58,680 INFO L78 Accepts]: Start accepts. Automaton has 8846 states and 12076 transitions. Word has length 305 [2022-07-12 14:42:58,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:42:58,683 INFO L495 AbstractCegarLoop]: Abstraction has 8846 states and 12076 transitions. [2022-07-12 14:42:58,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (41), 5 states have call predecessors, (41), 1 states have return successors, (36), 3 states have call predecessors, (36), 4 states have call successors, (36) [2022-07-12 14:42:58,684 INFO L276 IsEmpty]: Start isEmpty. Operand 8846 states and 12076 transitions. [2022-07-12 14:42:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-07-12 14:42:58,694 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:42:58,694 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 10, 10, 10, 10, 10, 10, 9, 9, 9, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:42:58,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 14:42:58,695 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:42:58,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:42:58,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1821456966, now seen corresponding path program 1 times [2022-07-12 14:42:58,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:42:58,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838294181] [2022-07-12 14:42:58,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:42:58,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:42:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:42:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:42:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:42:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:42:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:42:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:42:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:42:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:42:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:42:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:42:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:42:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:42:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:42:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:42:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:42:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:42:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:42:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:42:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:42:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:58,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:42:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:42:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:42:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:42:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:42:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:42:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:42:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:42:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 14:42:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-07-12 14:42:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-12 14:42:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:42:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:42:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:42:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:42:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 14:42:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-07-12 14:42:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-07-12 14:42:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:42:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:42:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:42:59,167 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 917 trivial. 0 not checked. [2022-07-12 14:42:59,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:42:59,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838294181] [2022-07-12 14:42:59,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838294181] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:42:59,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:42:59,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:42:59,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946657001] [2022-07-12 14:42:59,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:42:59,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:42:59,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:42:59,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:42:59,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:42:59,169 INFO L87 Difference]: Start difference. First operand 8846 states and 12076 transitions. Second operand has 6 states, 6 states have (on average 25.833333333333332) internal successors, (155), 3 states have internal predecessors, (155), 4 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) [2022-07-12 14:43:05,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:05,233 INFO L93 Difference]: Finished difference Result 20274 states and 27793 transitions. [2022-07-12 14:43:05,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-12 14:43:05,234 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.833333333333332) internal successors, (155), 3 states have internal predecessors, (155), 4 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) Word has length 379 [2022-07-12 14:43:05,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:05,280 INFO L225 Difference]: With dead ends: 20274 [2022-07-12 14:43:05,280 INFO L226 Difference]: Without dead ends: 11453 [2022-07-12 14:43:05,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-12 14:43:05,308 INFO L413 NwaCegarLoop]: 3520 mSDtfsCounter, 3612 mSDsluCounter, 3265 mSDsCounter, 0 mSdLazyCounter, 5585 mSolverCounterSat, 3213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3818 SdHoareTripleChecker+Valid, 6785 SdHoareTripleChecker+Invalid, 8798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3213 IncrementalHoareTripleChecker+Valid, 5585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:05,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3818 Valid, 6785 Invalid, 8798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3213 Valid, 5585 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-12 14:43:05,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11453 states. [2022-07-12 14:43:05,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11453 to 10411. [2022-07-12 14:43:05,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10411 states, 7197 states have (on average 1.2551062942892872) internal successors, (9033), 7385 states have internal predecessors, (9033), 2581 states have call successors, (2581), 625 states have call predecessors, (2581), 632 states have return successors, (2592), 2522 states have call predecessors, (2592), 2581 states have call successors, (2592) [2022-07-12 14:43:05,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10411 states to 10411 states and 14206 transitions. [2022-07-12 14:43:05,766 INFO L78 Accepts]: Start accepts. Automaton has 10411 states and 14206 transitions. Word has length 379 [2022-07-12 14:43:05,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:05,766 INFO L495 AbstractCegarLoop]: Abstraction has 10411 states and 14206 transitions. [2022-07-12 14:43:05,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.833333333333332) internal successors, (155), 3 states have internal predecessors, (155), 4 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) [2022-07-12 14:43:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 10411 states and 14206 transitions. [2022-07-12 14:43:05,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-07-12 14:43:05,779 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:05,779 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 10, 10, 10, 10, 10, 10, 9, 9, 9, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:05,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 14:43:05,780 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:05,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:05,781 INFO L85 PathProgramCache]: Analyzing trace with hash 2110276356, now seen corresponding path program 1 times [2022-07-12 14:43:05,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:05,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911601877] [2022-07-12 14:43:05,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:05,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:05,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:43:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-12 14:43:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-07-12 14:43:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-12 14:43:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 14:43:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-07-12 14:43:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-07-12 14:43:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 917 trivial. 0 not checked. [2022-07-12 14:43:06,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:06,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911601877] [2022-07-12 14:43:06,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911601877] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:06,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:06,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:43:06,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107749783] [2022-07-12 14:43:06,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:06,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:43:06,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:06,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:43:06,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:43:06,205 INFO L87 Difference]: Start difference. First operand 10411 states and 14206 transitions. Second operand has 6 states, 6 states have (on average 25.833333333333332) internal successors, (155), 3 states have internal predecessors, (155), 4 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) [2022-07-12 14:43:12,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:12,430 INFO L93 Difference]: Finished difference Result 24252 states and 33240 transitions. [2022-07-12 14:43:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-12 14:43:12,431 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.833333333333332) internal successors, (155), 3 states have internal predecessors, (155), 4 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) Word has length 379 [2022-07-12 14:43:12,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:12,483 INFO L225 Difference]: With dead ends: 24252 [2022-07-12 14:43:12,483 INFO L226 Difference]: Without dead ends: 13866 [2022-07-12 14:43:12,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-12 14:43:12,514 INFO L413 NwaCegarLoop]: 3660 mSDtfsCounter, 3946 mSDsluCounter, 3207 mSDsCounter, 0 mSdLazyCounter, 5712 mSolverCounterSat, 3341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4217 SdHoareTripleChecker+Valid, 6867 SdHoareTripleChecker+Invalid, 9053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3341 IncrementalHoareTripleChecker+Valid, 5712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:12,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4217 Valid, 6867 Invalid, 9053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3341 Valid, 5712 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-07-12 14:43:12,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13866 states. [2022-07-12 14:43:12,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13866 to 12610. [2022-07-12 14:43:12,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12610 states, 8706 states have (on average 1.2551114174132783) internal successors, (10927), 8931 states have internal predecessors, (10927), 3137 states have call successors, (3137), 759 states have call predecessors, (3137), 766 states have return successors, (3148), 3067 states have call predecessors, (3148), 3137 states have call successors, (3148) [2022-07-12 14:43:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12610 states to 12610 states and 17212 transitions. [2022-07-12 14:43:13,012 INFO L78 Accepts]: Start accepts. Automaton has 12610 states and 17212 transitions. Word has length 379 [2022-07-12 14:43:13,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:13,015 INFO L495 AbstractCegarLoop]: Abstraction has 12610 states and 17212 transitions. [2022-07-12 14:43:13,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.833333333333332) internal successors, (155), 3 states have internal predecessors, (155), 4 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) [2022-07-12 14:43:13,015 INFO L276 IsEmpty]: Start isEmpty. Operand 12610 states and 17212 transitions. [2022-07-12 14:43:13,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2022-07-12 14:43:13,031 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:13,031 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:13,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 14:43:13,031 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:13,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:13,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1238910132, now seen corresponding path program 1 times [2022-07-12 14:43:13,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:13,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321242266] [2022-07-12 14:43:13,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:13,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:13,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-12 14:43:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-07-12 14:43:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-12 14:43:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 14:43:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 14:43:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2022-07-12 14:43:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-07-12 14:43:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-12 14:43:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-12 14:43:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 14:43:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:13,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2022-07-12 14:43:13,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:13,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321242266] [2022-07-12 14:43:13,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321242266] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:13,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:13,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:43:13,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824055254] [2022-07-12 14:43:13,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:13,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:43:13,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:13,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:43:13,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:43:13,418 INFO L87 Difference]: Start difference. First operand 12610 states and 17212 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 4 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) [2022-07-12 14:43:19,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:19,585 INFO L93 Difference]: Finished difference Result 28164 states and 38589 transitions. [2022-07-12 14:43:19,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-12 14:43:19,585 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 4 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) Word has length 433 [2022-07-12 14:43:19,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:19,635 INFO L225 Difference]: With dead ends: 28164 [2022-07-12 14:43:19,635 INFO L226 Difference]: Without dead ends: 15579 [2022-07-12 14:43:19,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-12 14:43:19,662 INFO L413 NwaCegarLoop]: 3089 mSDtfsCounter, 3913 mSDsluCounter, 2686 mSDsCounter, 0 mSdLazyCounter, 5480 mSolverCounterSat, 3523 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4118 SdHoareTripleChecker+Valid, 5775 SdHoareTripleChecker+Invalid, 9003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3523 IncrementalHoareTripleChecker+Valid, 5480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:19,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4118 Valid, 5775 Invalid, 9003 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3523 Valid, 5480 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-07-12 14:43:19,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15579 states. [2022-07-12 14:43:20,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15579 to 14171. [2022-07-12 14:43:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14171 states, 9812 states have (on average 1.2565226253567061) internal successors, (12329), 10066 states have internal predecessors, (12329), 3500 states have call successors, (3500), 851 states have call predecessors, (3500), 858 states have return successors, (3511), 3420 states have call predecessors, (3511), 3500 states have call successors, (3511) [2022-07-12 14:43:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14171 states to 14171 states and 19340 transitions. [2022-07-12 14:43:20,098 INFO L78 Accepts]: Start accepts. Automaton has 14171 states and 19340 transitions. Word has length 433 [2022-07-12 14:43:20,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:20,099 INFO L495 AbstractCegarLoop]: Abstraction has 14171 states and 19340 transitions. [2022-07-12 14:43:20,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 4 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) [2022-07-12 14:43:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 14171 states and 19340 transitions. [2022-07-12 14:43:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2022-07-12 14:43:20,113 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:20,113 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:20,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 14:43:20,113 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:20,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:20,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1527729522, now seen corresponding path program 1 times [2022-07-12 14:43:20,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:20,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306538700] [2022-07-12 14:43:20,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:20,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-12 14:43:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-07-12 14:43:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-12 14:43:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 14:43:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 14:43:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2022-07-12 14:43:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-07-12 14:43:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-12 14:43:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-12 14:43:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 14:43:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:20,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2022-07-12 14:43:20,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:20,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306538700] [2022-07-12 14:43:20,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306538700] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:20,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:20,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:43:20,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153146430] [2022-07-12 14:43:20,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:20,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:43:20,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:20,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:43:20,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:43:20,546 INFO L87 Difference]: Start difference. First operand 14171 states and 19340 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 4 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) [2022-07-12 14:43:26,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:26,867 INFO L93 Difference]: Finished difference Result 31462 states and 43094 transitions. [2022-07-12 14:43:26,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-12 14:43:26,867 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 4 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) Word has length 433 [2022-07-12 14:43:26,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:26,928 INFO L225 Difference]: With dead ends: 31462 [2022-07-12 14:43:26,929 INFO L226 Difference]: Without dead ends: 17316 [2022-07-12 14:43:26,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-12 14:43:26,965 INFO L413 NwaCegarLoop]: 3516 mSDtfsCounter, 3661 mSDsluCounter, 3263 mSDsCounter, 0 mSdLazyCounter, 5590 mSolverCounterSat, 3220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3867 SdHoareTripleChecker+Valid, 6779 SdHoareTripleChecker+Invalid, 8810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3220 IncrementalHoareTripleChecker+Valid, 5590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:26,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3867 Valid, 6779 Invalid, 8810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3220 Valid, 5590 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-12 14:43:26,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17316 states. [2022-07-12 14:43:27,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17316 to 15756. [2022-07-12 14:43:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15756 states, 10938 states have (on average 1.257542512342293) internal successors, (13755), 11221 states have internal predecessors, (13755), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15756 states to 15756 states and 21496 transitions. [2022-07-12 14:43:27,533 INFO L78 Accepts]: Start accepts. Automaton has 15756 states and 21496 transitions. Word has length 433 [2022-07-12 14:43:27,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:27,533 INFO L495 AbstractCegarLoop]: Abstraction has 15756 states and 21496 transitions. [2022-07-12 14:43:27,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 4 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) [2022-07-12 14:43:27,534 INFO L276 IsEmpty]: Start isEmpty. Operand 15756 states and 21496 transitions. [2022-07-12 14:43:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2022-07-12 14:43:27,547 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:27,547 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:27,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 14:43:27,548 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:27,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:27,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1597302858, now seen corresponding path program 1 times [2022-07-12 14:43:27,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:27,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839701332] [2022-07-12 14:43:27,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:27,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-07-12 14:43:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-07-12 14:43:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1256 trivial. 0 not checked. [2022-07-12 14:43:27,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:27,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839701332] [2022-07-12 14:43:27,928 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839701332] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:27,928 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:27,929 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:43:27,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231741049] [2022-07-12 14:43:27,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:27,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:43:27,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:27,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:43:27,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:43:27,930 INFO L87 Difference]: Start difference. First operand 15756 states and 21496 transitions. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 3 states have internal predecessors, (148), 3 states have call successors, (49), 5 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-12 14:43:32,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:32,314 INFO L93 Difference]: Finished difference Result 33318 states and 45702 transitions. [2022-07-12 14:43:32,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 14:43:32,314 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 3 states have internal predecessors, (148), 3 states have call successors, (49), 5 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 3 states have call successors, (44) Word has length 447 [2022-07-12 14:43:32,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:32,372 INFO L225 Difference]: With dead ends: 33318 [2022-07-12 14:43:32,373 INFO L226 Difference]: Without dead ends: 17587 [2022-07-12 14:43:32,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 14:43:32,416 INFO L413 NwaCegarLoop]: 2153 mSDtfsCounter, 2437 mSDsluCounter, 2507 mSDsCounter, 0 mSdLazyCounter, 3992 mSolverCounterSat, 2271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2553 SdHoareTripleChecker+Valid, 4660 SdHoareTripleChecker+Invalid, 6263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2271 IncrementalHoareTripleChecker+Valid, 3992 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:32,416 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2553 Valid, 4660 Invalid, 6263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2271 Valid, 3992 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-07-12 14:43:32,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17587 states. [2022-07-12 14:43:32,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17587 to 15778. [2022-07-12 14:43:32,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15778 states, 10960 states have (on average 1.2570255474452554) internal successors, (13777), 11243 states have internal predecessors, (13777), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15778 states to 15778 states and 21518 transitions. [2022-07-12 14:43:32,909 INFO L78 Accepts]: Start accepts. Automaton has 15778 states and 21518 transitions. Word has length 447 [2022-07-12 14:43:32,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:32,910 INFO L495 AbstractCegarLoop]: Abstraction has 15778 states and 21518 transitions. [2022-07-12 14:43:32,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 3 states have internal predecessors, (148), 3 states have call successors, (49), 5 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 3 states have call successors, (44) [2022-07-12 14:43:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 15778 states and 21518 transitions. [2022-07-12 14:43:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2022-07-12 14:43:32,923 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:32,923 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:32,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 14:43:32,924 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:32,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:32,924 INFO L85 PathProgramCache]: Analyzing trace with hash 2070506282, now seen corresponding path program 1 times [2022-07-12 14:43:32,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:32,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267918954] [2022-07-12 14:43:32,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:32,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-12 14:43:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:43:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:33,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:33,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267918954] [2022-07-12 14:43:33,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267918954] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:43:33,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378042201] [2022-07-12 14:43:33,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:33,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:33,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:43:33,404 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:43:33,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 14:43:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:34,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 3343 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:34,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2022-07-12 14:43:34,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:34,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378042201] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:34,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:43:34,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:43:34,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961662070] [2022-07-12 14:43:34,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:34,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:34,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:34,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:34,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:34,824 INFO L87 Difference]: Start difference. First operand 15778 states and 21518 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 2 states have internal predecessors, (156), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:35,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:35,250 INFO L93 Difference]: Finished difference Result 31531 states and 43083 transitions. [2022-07-12 14:43:35,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:35,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 2 states have internal predecessors, (156), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) Word has length 455 [2022-07-12 14:43:35,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:35,314 INFO L225 Difference]: With dead ends: 31531 [2022-07-12 14:43:35,314 INFO L226 Difference]: Without dead ends: 15778 [2022-07-12 14:43:35,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 581 GetRequests, 575 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:35,358 INFO L413 NwaCegarLoop]: 2536 mSDtfsCounter, 2294 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2294 SdHoareTripleChecker+Valid, 2536 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:35,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2294 Valid, 2536 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:43:35,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15778 states. [2022-07-12 14:43:35,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15778 to 15778. [2022-07-12 14:43:35,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15778 states, 10960 states have (on average 1.256021897810219) internal successors, (13766), 11243 states have internal predecessors, (13766), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15778 states to 15778 states and 21507 transitions. [2022-07-12 14:43:36,016 INFO L78 Accepts]: Start accepts. Automaton has 15778 states and 21507 transitions. Word has length 455 [2022-07-12 14:43:36,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:36,017 INFO L495 AbstractCegarLoop]: Abstraction has 15778 states and 21507 transitions. [2022-07-12 14:43:36,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 2 states have internal predecessors, (156), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 15778 states and 21507 transitions. [2022-07-12 14:43:36,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2022-07-12 14:43:36,032 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:36,032 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:36,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:36,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:36,248 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:36,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:36,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1960621704, now seen corresponding path program 1 times [2022-07-12 14:43:36,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:36,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127648803] [2022-07-12 14:43:36,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:36,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:36,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-12 14:43:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:43:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:36,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:36,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:36,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127648803] [2022-07-12 14:43:36,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127648803] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:43:36,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [422776601] [2022-07-12 14:43:36,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:36,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:36,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:43:36,629 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:43:36,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 14:43:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:37,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 3344 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:37,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:37,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2022-07-12 14:43:37,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:37,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [422776601] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:37,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:43:37,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:43:37,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872217427] [2022-07-12 14:43:37,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:37,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:37,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:37,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:37,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:37,967 INFO L87 Difference]: Start difference. First operand 15778 states and 21507 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 2 states have internal predecessors, (157), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:38,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:38,466 INFO L93 Difference]: Finished difference Result 31531 states and 43061 transitions. [2022-07-12 14:43:38,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:38,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 2 states have internal predecessors, (157), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) Word has length 456 [2022-07-12 14:43:38,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:38,520 INFO L225 Difference]: With dead ends: 31531 [2022-07-12 14:43:38,521 INFO L226 Difference]: Without dead ends: 15778 [2022-07-12 14:43:38,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 582 GetRequests, 576 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:38,568 INFO L413 NwaCegarLoop]: 2535 mSDtfsCounter, 2292 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2292 SdHoareTripleChecker+Valid, 2535 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:38,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2292 Valid, 2535 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:43:38,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15778 states. [2022-07-12 14:43:39,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15778 to 15778. [2022-07-12 14:43:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15778 states, 10960 states have (on average 1.2550182481751824) internal successors, (13755), 11243 states have internal predecessors, (13755), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:39,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15778 states to 15778 states and 21496 transitions. [2022-07-12 14:43:39,241 INFO L78 Accepts]: Start accepts. Automaton has 15778 states and 21496 transitions. Word has length 456 [2022-07-12 14:43:39,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:39,242 INFO L495 AbstractCegarLoop]: Abstraction has 15778 states and 21496 transitions. [2022-07-12 14:43:39,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 2 states have internal predecessors, (157), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 15778 states and 21496 transitions. [2022-07-12 14:43:39,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2022-07-12 14:43:39,273 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:39,274 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:39,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:39,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-12 14:43:39,498 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:39,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:39,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1331283610, now seen corresponding path program 1 times [2022-07-12 14:43:39,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:39,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195510119] [2022-07-12 14:43:39,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:39,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-12 14:43:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:43:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:39,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:39,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195510119] [2022-07-12 14:43:39,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195510119] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:43:39,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [276619007] [2022-07-12 14:43:39,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:39,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:39,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:43:39,914 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:43:39,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 14:43:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:40,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 3345 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:40,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:41,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2022-07-12 14:43:41,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:41,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [276619007] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:41,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:43:41,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:43:41,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049606988] [2022-07-12 14:43:41,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:41,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:41,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:41,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:41,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:41,158 INFO L87 Difference]: Start difference. First operand 15778 states and 21496 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 2 states have internal predecessors, (158), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:41,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:41,755 INFO L93 Difference]: Finished difference Result 31531 states and 43039 transitions. [2022-07-12 14:43:41,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:41,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 2 states have internal predecessors, (158), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) Word has length 457 [2022-07-12 14:43:41,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:41,799 INFO L225 Difference]: With dead ends: 31531 [2022-07-12 14:43:41,799 INFO L226 Difference]: Without dead ends: 15778 [2022-07-12 14:43:41,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 583 GetRequests, 577 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:41,833 INFO L413 NwaCegarLoop]: 2534 mSDtfsCounter, 2290 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2290 SdHoareTripleChecker+Valid, 2534 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:41,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2290 Valid, 2534 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:43:41,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15778 states. [2022-07-12 14:43:42,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15778 to 15778. [2022-07-12 14:43:42,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15778 states, 10960 states have (on average 1.254014598540146) internal successors, (13744), 11243 states have internal predecessors, (13744), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15778 states to 15778 states and 21485 transitions. [2022-07-12 14:43:42,414 INFO L78 Accepts]: Start accepts. Automaton has 15778 states and 21485 transitions. Word has length 457 [2022-07-12 14:43:42,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:42,415 INFO L495 AbstractCegarLoop]: Abstraction has 15778 states and 21485 transitions. [2022-07-12 14:43:42,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 2 states have internal predecessors, (158), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 15778 states and 21485 transitions. [2022-07-12 14:43:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2022-07-12 14:43:42,428 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:42,428 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:42,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:42,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:42,644 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:42,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:42,644 INFO L85 PathProgramCache]: Analyzing trace with hash -186616636, now seen corresponding path program 1 times [2022-07-12 14:43:42,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:42,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122717179] [2022-07-12 14:43:42,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:42,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:42,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:43,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:43,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-12 14:43:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:43,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:43,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:43:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:43,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:43,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:43,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122717179] [2022-07-12 14:43:43,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122717179] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:43:43,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [440633258] [2022-07-12 14:43:43,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:43,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:43,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:43:43,024 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:43:43,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 14:43:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:43,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 3346 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:43,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2022-07-12 14:43:44,147 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:44,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [440633258] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:44,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:43:44,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:43:44,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341113309] [2022-07-12 14:43:44,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:44,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:44,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:44,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:44,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:44,149 INFO L87 Difference]: Start difference. First operand 15778 states and 21485 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:44,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:44,648 INFO L93 Difference]: Finished difference Result 31531 states and 43017 transitions. [2022-07-12 14:43:44,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:44,648 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) Word has length 458 [2022-07-12 14:43:44,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:44,698 INFO L225 Difference]: With dead ends: 31531 [2022-07-12 14:43:44,698 INFO L226 Difference]: Without dead ends: 15778 [2022-07-12 14:43:44,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 584 GetRequests, 578 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:44,740 INFO L413 NwaCegarLoop]: 2533 mSDtfsCounter, 2288 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2288 SdHoareTripleChecker+Valid, 2533 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:44,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2288 Valid, 2533 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:43:44,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15778 states. [2022-07-12 14:43:45,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15778 to 15778. [2022-07-12 14:43:45,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15778 states, 10960 states have (on average 1.2530109489051096) internal successors, (13733), 11243 states have internal predecessors, (13733), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:45,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15778 states to 15778 states and 21474 transitions. [2022-07-12 14:43:45,449 INFO L78 Accepts]: Start accepts. Automaton has 15778 states and 21474 transitions. Word has length 458 [2022-07-12 14:43:45,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:45,450 INFO L495 AbstractCegarLoop]: Abstraction has 15778 states and 21474 transitions. [2022-07-12 14:43:45,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 15778 states and 21474 transitions. [2022-07-12 14:43:45,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-07-12 14:43:45,461 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:45,461 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:45,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:45,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:45,679 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:45,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:45,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1052837794, now seen corresponding path program 1 times [2022-07-12 14:43:45,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:45,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83826449] [2022-07-12 14:43:45,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:45,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:45,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:46,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:46,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:46,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-12 14:43:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:46,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:46,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:43:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:46,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:46,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83826449] [2022-07-12 14:43:46,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83826449] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:43:46,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364321464] [2022-07-12 14:43:46,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:46,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:46,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:43:46,039 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:43:46,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 14:43:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:46,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 3347 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:46,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:47,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2022-07-12 14:43:47,215 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:47,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364321464] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:47,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:43:47,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:43:47,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736458332] [2022-07-12 14:43:47,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:47,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:47,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:47,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:47,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:47,217 INFO L87 Difference]: Start difference. First operand 15778 states and 21474 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:47,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:47,684 INFO L93 Difference]: Finished difference Result 31531 states and 42995 transitions. [2022-07-12 14:43:47,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:47,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) Word has length 459 [2022-07-12 14:43:47,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:47,744 INFO L225 Difference]: With dead ends: 31531 [2022-07-12 14:43:47,745 INFO L226 Difference]: Without dead ends: 15778 [2022-07-12 14:43:47,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 585 GetRequests, 579 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:47,784 INFO L413 NwaCegarLoop]: 2532 mSDtfsCounter, 2286 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2286 SdHoareTripleChecker+Valid, 2532 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:47,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2286 Valid, 2532 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:43:47,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15778 states. [2022-07-12 14:43:48,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15778 to 15778. [2022-07-12 14:43:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15778 states, 10960 states have (on average 1.252007299270073) internal successors, (13722), 11243 states have internal predecessors, (13722), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:48,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15778 states to 15778 states and 21463 transitions. [2022-07-12 14:43:48,421 INFO L78 Accepts]: Start accepts. Automaton has 15778 states and 21463 transitions. Word has length 459 [2022-07-12 14:43:48,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:48,421 INFO L495 AbstractCegarLoop]: Abstraction has 15778 states and 21463 transitions. [2022-07-12 14:43:48,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:48,421 INFO L276 IsEmpty]: Start isEmpty. Operand 15778 states and 21463 transitions. [2022-07-12 14:43:48,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2022-07-12 14:43:48,430 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:48,430 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:48,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:48,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-07-12 14:43:48,638 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:48,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:48,638 INFO L85 PathProgramCache]: Analyzing trace with hash 935736064, now seen corresponding path program 1 times [2022-07-12 14:43:48,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:48,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195415580] [2022-07-12 14:43:48,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:48,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-12 14:43:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:49,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:43:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:49,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:49,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:49,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195415580] [2022-07-12 14:43:49,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195415580] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:43:49,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40727045] [2022-07-12 14:43:49,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:49,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:49,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:43:49,005 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:43:49,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-12 14:43:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:49,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 3348 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:49,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1258 trivial. 0 not checked. [2022-07-12 14:43:50,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:50,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40727045] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:50,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:43:50,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:43:50,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612684030] [2022-07-12 14:43:50,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:50,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:50,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:50,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:50,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:50,089 INFO L87 Difference]: Start difference. First operand 15778 states and 21463 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 2 states have internal predecessors, (161), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:50,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:50,593 INFO L93 Difference]: Finished difference Result 31531 states and 42973 transitions. [2022-07-12 14:43:50,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:50,594 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 2 states have internal predecessors, (161), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) Word has length 460 [2022-07-12 14:43:50,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:50,656 INFO L225 Difference]: With dead ends: 31531 [2022-07-12 14:43:50,656 INFO L226 Difference]: Without dead ends: 15778 [2022-07-12 14:43:50,702 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 586 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:43:50,702 INFO L413 NwaCegarLoop]: 2531 mSDtfsCounter, 2284 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2284 SdHoareTripleChecker+Valid, 2531 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:50,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2284 Valid, 2531 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:43:50,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15778 states. [2022-07-12 14:43:51,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15778 to 15778. [2022-07-12 14:43:51,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15778 states, 10960 states have (on average 1.2510036496350365) internal successors, (13711), 11243 states have internal predecessors, (13711), 3865 states have call successors, (3865), 945 states have call predecessors, (3865), 952 states have return successors, (3876), 3775 states have call predecessors, (3876), 3865 states have call successors, (3876) [2022-07-12 14:43:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15778 states to 15778 states and 21452 transitions. [2022-07-12 14:43:51,558 INFO L78 Accepts]: Start accepts. Automaton has 15778 states and 21452 transitions. Word has length 460 [2022-07-12 14:43:51,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:51,559 INFO L495 AbstractCegarLoop]: Abstraction has 15778 states and 21452 transitions. [2022-07-12 14:43:51,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 2 states have internal predecessors, (161), 1 states have call successors, (49), 1 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 1 states have call successors, (44) [2022-07-12 14:43:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 15778 states and 21452 transitions. [2022-07-12 14:43:51,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-07-12 14:43:51,569 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:51,569 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:51,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:51,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:51,771 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:51,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:51,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1715066334, now seen corresponding path program 1 times [2022-07-12 14:43:51,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:43:51,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560644401] [2022-07-12 14:43:51,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:51,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:43:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:43:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:43:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:43:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:43:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:43:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:43:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:43:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:43:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:43:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:43:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:43:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:43:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:43:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:43:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:43:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:43:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:43:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:43:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:43:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:43:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:43:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:43:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:43:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:43:51,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:51,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:43:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:43:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:43:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:43:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:43:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:43:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:43:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:43:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:43:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:43:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:43:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:43:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:43:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:43:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:43:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-12 14:43:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:43:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-12 14:43:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:52,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:43:52,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560644401] [2022-07-12 14:43:52,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560644401] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:43:52,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173641789] [2022-07-12 14:43:52,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:52,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:43:52,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:43:52,087 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:43:52,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-12 14:43:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:52,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 3349 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 14:43:52,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 1245 trivial. 0 not checked. [2022-07-12 14:43:52,895 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 14:43:53,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-12 14:43:53,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173641789] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 14:43:53,083 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 14:43:53,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 4] total 9 [2022-07-12 14:43:53,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807365988] [2022-07-12 14:43:53,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 14:43:53,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 14:43:53,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:43:53,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 14:43:53,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-12 14:43:53,085 INFO L87 Difference]: Start difference. First operand 15778 states and 21452 transitions. Second operand has 9 states, 9 states have (on average 20.77777777777778) internal successors, (187), 6 states have internal predecessors, (187), 3 states have call successors, (69), 5 states have call predecessors, (69), 2 states have return successors, (48), 2 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-12 14:43:59,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:59,199 INFO L93 Difference]: Finished difference Result 34088 states and 46703 transitions. [2022-07-12 14:43:59,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-07-12 14:43:59,200 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 20.77777777777778) internal successors, (187), 6 states have internal predecessors, (187), 3 states have call successors, (69), 5 states have call predecessors, (69), 2 states have return successors, (48), 2 states have call predecessors, (48), 3 states have call successors, (48) Word has length 461 [2022-07-12 14:43:59,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:59,272 INFO L225 Difference]: With dead ends: 34088 [2022-07-12 14:43:59,272 INFO L226 Difference]: Without dead ends: 18335 [2022-07-12 14:43:59,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1063 GetRequests, 1044 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2022-07-12 14:43:59,323 INFO L413 NwaCegarLoop]: 2148 mSDtfsCounter, 2544 mSDsluCounter, 4280 mSDsCounter, 0 mSdLazyCounter, 7446 mSolverCounterSat, 2410 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2659 SdHoareTripleChecker+Valid, 6428 SdHoareTripleChecker+Invalid, 9856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2410 IncrementalHoareTripleChecker+Valid, 7446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:59,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2659 Valid, 6428 Invalid, 9856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2410 Valid, 7446 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-12 14:43:59,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18335 states. [2022-07-12 14:44:00,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18335 to 16306. [2022-07-12 14:44:00,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16306 states, 11356 states have (on average 1.2480626981331455) internal successors, (14173), 11639 states have internal predecessors, (14173), 3997 states have call successors, (3997), 945 states have call predecessors, (3997), 952 states have return successors, (4008), 3907 states have call predecessors, (4008), 3997 states have call successors, (4008) [2022-07-12 14:44:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16306 states to 16306 states and 22178 transitions. [2022-07-12 14:44:00,102 INFO L78 Accepts]: Start accepts. Automaton has 16306 states and 22178 transitions. Word has length 461 [2022-07-12 14:44:00,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:00,102 INFO L495 AbstractCegarLoop]: Abstraction has 16306 states and 22178 transitions. [2022-07-12 14:44:00,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.77777777777778) internal successors, (187), 6 states have internal predecessors, (187), 3 states have call successors, (69), 5 states have call predecessors, (69), 2 states have return successors, (48), 2 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-12 14:44:00,102 INFO L276 IsEmpty]: Start isEmpty. Operand 16306 states and 22178 transitions. [2022-07-12 14:44:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2022-07-12 14:44:00,112 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:00,113 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 12, 12, 12, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:44:00,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-12 14:44:00,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:44:00,320 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:00,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:00,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1852077182, now seen corresponding path program 2 times [2022-07-12 14:44:00,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:44:00,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728580524] [2022-07-12 14:44:00,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:00,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:44:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:44:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:44:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:44:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:44:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:44:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:44:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:44:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:44:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:44:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:44:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-12 14:44:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 14:44:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-07-12 14:44:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:44:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 14:44:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:44:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:44:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:44:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 14:44:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:44:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:44:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 14:44:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:44:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 14:44:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 14:44:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 14:44:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-12 14:44:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 14:44:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:44:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 14:44:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 14:44:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-12 14:44:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:44:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:44:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 14:44:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-12 14:44:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-12 14:44:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-12 14:44:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-07-12 14:44:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-07-12 14:44:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-07-12 14:44:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-07-12 14:44:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:44:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:00,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1284 trivial. 0 not checked. [2022-07-12 14:44:00,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:44:00,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728580524] [2022-07-12 14:44:00,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728580524] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:44:00,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044884546] [2022-07-12 14:44:00,667 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 14:44:00,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:44:00,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:44:00,668 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:44:00,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-12 14:44:01,234 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-12 14:44:01,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 14:44:01,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 1802 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-12 14:44:01,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:44:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2022-07-12 14:44:01,286 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:44:01,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1044884546] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:44:01,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:44:01,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2022-07-12 14:44:01,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496178673] [2022-07-12 14:44:01,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:44:01,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 14:44:01,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:44:01,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 14:44:01,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-07-12 14:44:01,288 INFO L87 Difference]: Start difference. First operand 16306 states and 22178 transitions. Second operand has 5 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 3 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-07-12 14:44:01,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:44:01,976 INFO L93 Difference]: Finished difference Result 32387 states and 44116 transitions. [2022-07-12 14:44:01,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:44:01,976 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 3 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 485 [2022-07-12 14:44:01,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:44:01,981 INFO L225 Difference]: With dead ends: 32387 [2022-07-12 14:44:01,981 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 14:44:02,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 615 GetRequests, 603 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-07-12 14:44:02,045 INFO L413 NwaCegarLoop]: 2502 mSDtfsCounter, 8 mSDsluCounter, 7496 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 9998 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:44:02,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 9998 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:44:02,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 14:44:02,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 14:44:02,048 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) [2022-07-12 14:44:02,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 14:44:02,057 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 485 [2022-07-12 14:44:02,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:02,057 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 14:44:02,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 3 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-07-12 14:44:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 14:44:02,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 14:44:02,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 14:44:02,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-07-12 14:44:02,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-07-12 14:44:02,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.