./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.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 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 17:20:57,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:20:57,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:20:57,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:20:57,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:20:57,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:20:57,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:20:57,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:20:57,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:20:57,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:20:57,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:20:57,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:20:57,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:20:57,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:20:57,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:20:57,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:20:57,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:20:57,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:20:57,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:20:57,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:20:57,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:20:57,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:20:57,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:20:57,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:20:57,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:20:57,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:20:57,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:20:57,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:20:57,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:20:57,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:20:57,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:20:57,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:20:57,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:20:57,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:20:57,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:20:57,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:20:57,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:20:57,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:20:57,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:20:57,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:20:57,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:20:57,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 17:20:57,860 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:20:57,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:20:57,861 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:20:57,861 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:20:57,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:20:57,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:20:57,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:20:57,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:20:57,863 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:20:57,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:20:57,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 17:20:57,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:20:57,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 17:20:57,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:20:57,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 17:20:57,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 17:20:57,865 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:20:57,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 17:20:57,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:20:57,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:20:57,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:20:57,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:20:57,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:20:57,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:20:57,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 17:20:57,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 17:20:57,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 17:20:57,867 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 17:20:57,867 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 17:20:57,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 17:20:57,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:20:57,867 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf [2021-12-21 17:20:58,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:20:58,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:20:58,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:20:58,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:20:58,082 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:20:58,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2021-12-21 17:20:58,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5484c8108/6ab4cee3dc0d4ec5a054bfc787783ae5/FLAGb2e55db4a [2021-12-21 17:20:58,808 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:20:58,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2021-12-21 17:20:58,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5484c8108/6ab4cee3dc0d4ec5a054bfc787783ae5/FLAGb2e55db4a [2021-12-21 17:20:59,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5484c8108/6ab4cee3dc0d4ec5a054bfc787783ae5 [2021-12-21 17:20:59,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:20:59,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:20:59,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:20:59,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:20:59,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:20:59,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:20:59" (1/1) ... [2021-12-21 17:20:59,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5958f397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:20:59, skipping insertion in model container [2021-12-21 17:20:59,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:20:59" (1/1) ... [2021-12-21 17:20:59,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:20:59,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:21:00,889 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2021-12-21 17:21:00,892 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2021-12-21 17:21:00,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:21:00,950 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 17:21:01,204 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2021-12-21 17:21:01,205 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2021-12-21 17:21:01,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:21:01,320 INFO L208 MainTranslator]: Completed translation [2021-12-21 17:21:01,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01 WrapperNode [2021-12-21 17:21:01,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:21:01,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 17:21:01,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 17:21:01,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 17:21:01,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,566 INFO L137 Inliner]: procedures = 442, calls = 2346, calls flagged for inlining = 211, calls inlined = 196, statements flattened = 5343 [2021-12-21 17:21:01,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 17:21:01,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 17:21:01,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 17:21:01,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 17:21:01,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 17:21:01,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 17:21:01,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 17:21:01,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 17:21:01,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (1/1) ... [2021-12-21 17:21:01,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:21:01,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 17:21:01,777 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) [2021-12-21 17:21:01,797 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 [2021-12-21 17:21:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2021-12-21 17:21:01,809 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2021-12-21 17:21:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-21 17:21:01,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-21 17:21:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 17:21:01,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 17:21:01,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-21 17:21:01,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-21 17:21:01,810 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2021-12-21 17:21:01,810 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2021-12-21 17:21:01,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2021-12-21 17:21:01,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2021-12-21 17:21:01,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 17:21:01,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 17:21:01,811 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2021-12-21 17:21:01,811 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2021-12-21 17:21:01,811 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-21 17:21:01,811 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-21 17:21:01,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2021-12-21 17:21:01,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2021-12-21 17:21:01,812 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2021-12-21 17:21:01,812 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2021-12-21 17:21:01,812 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2021-12-21 17:21:01,812 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2021-12-21 17:21:01,812 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 17:21:01,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 17:21:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-21 17:21:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-21 17:21:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-21 17:21:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-21 17:21:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 17:21:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 17:21:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-21 17:21:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-21 17:21:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 17:21:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-21 17:21:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-21 17:21:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2021-12-21 17:21:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2021-12-21 17:21:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2021-12-21 17:21:01,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2021-12-21 17:21:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-21 17:21:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-21 17:21:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2021-12-21 17:21:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2021-12-21 17:21:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-21 17:21:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-21 17:21:01,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2021-12-21 17:21:01,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2021-12-21 17:21:01,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2021-12-21 17:21:01,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2021-12-21 17:21:01,816 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2021-12-21 17:21:01,816 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2021-12-21 17:21:01,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-21 17:21:01,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-21 17:21:01,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 17:21:01,817 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-21 17:21:01,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-21 17:21:01,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-21 17:21:01,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-21 17:21:01,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-21 17:21:01,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-21 17:21:01,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-21 17:21:01,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-21 17:21:01,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-21 17:21:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-21 17:21:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2021-12-21 17:21:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2021-12-21 17:21:01,819 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2021-12-21 17:21:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2021-12-21 17:21:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-21 17:21:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-21 17:21:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 17:21:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 17:21:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2021-12-21 17:21:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2021-12-21 17:21:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2021-12-21 17:21:01,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2021-12-21 17:21:01,820 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2021-12-21 17:21:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2021-12-21 17:21:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 17:21:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2021-12-21 17:21:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2021-12-21 17:21:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2021-12-21 17:21:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2021-12-21 17:21:01,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-21 17:21:01,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-21 17:21:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2021-12-21 17:21:01,822 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2021-12-21 17:21:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 17:21:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-21 17:21:01,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-21 17:21:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 17:21:01,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 17:21:01,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 17:21:01,823 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 17:21:01,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 17:21:01,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 17:21:01,823 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2021-12-21 17:21:01,823 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2021-12-21 17:21:01,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-21 17:21:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-21 17:21:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-21 17:21:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-21 17:21:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-21 17:21:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-21 17:21:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 17:21:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 17:21:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2021-12-21 17:21:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2021-12-21 17:21:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-21 17:21:01,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-21 17:21:01,825 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2021-12-21 17:21:01,825 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2021-12-21 17:21:01,825 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2021-12-21 17:21:01,825 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2021-12-21 17:21:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2021-12-21 17:21:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2021-12-21 17:21:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2021-12-21 17:21:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2021-12-21 17:21:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 17:21:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 17:21:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2021-12-21 17:21:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2021-12-21 17:21:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 17:21:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 17:21:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2021-12-21 17:21:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2021-12-21 17:21:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-21 17:21:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-21 17:21:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2021-12-21 17:21:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2021-12-21 17:21:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2021-12-21 17:21:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2021-12-21 17:21:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2021-12-21 17:21:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2021-12-21 17:21:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-21 17:21:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-21 17:21:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-21 17:21:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-21 17:21:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-21 17:21:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-21 17:21:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-12-21 17:21:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-12-21 17:21:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 17:21:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2021-12-21 17:21:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2021-12-21 17:21:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-21 17:21:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-21 17:21:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 17:21:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-21 17:21:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-21 17:21:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2021-12-21 17:21:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2021-12-21 17:21:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 17:21:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2021-12-21 17:21:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2021-12-21 17:21:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2021-12-21 17:21:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2021-12-21 17:21:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-12-21 17:21:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-12-21 17:21:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-21 17:21:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-21 17:21:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-21 17:21:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-21 17:21:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-21 17:21:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-21 17:21:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-21 17:21:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-21 17:21:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2021-12-21 17:21:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2021-12-21 17:21:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2021-12-21 17:21:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2021-12-21 17:21:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-21 17:21:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-21 17:21:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-21 17:21:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-21 17:21:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2021-12-21 17:21:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2021-12-21 17:21:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-21 17:21:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-21 17:21:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2021-12-21 17:21:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2021-12-21 17:21:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2021-12-21 17:21:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2021-12-21 17:21:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 17:21:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2021-12-21 17:21:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2021-12-21 17:21:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 17:21:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 17:21:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2021-12-21 17:21:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2021-12-21 17:21:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-21 17:21:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-21 17:21:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2021-12-21 17:21:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2021-12-21 17:21:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2021-12-21 17:21:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2021-12-21 17:21:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2021-12-21 17:21:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2021-12-21 17:21:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_97 [2021-12-21 17:21:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_97 [2021-12-21 17:21:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-21 17:21:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-21 17:21:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2021-12-21 17:21:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2021-12-21 17:21:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-21 17:21:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-21 17:21:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-21 17:21:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-21 17:21:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-12-21 17:21:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-12-21 17:21:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 17:21:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-21 17:21:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-12-21 17:21:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-12-21 17:21:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-21 17:21:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-21 17:21:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-21 17:21:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-21 17:21:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-21 17:21:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-21 17:21:02,495 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 17:21:02,499 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 17:21:03,028 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 17:21:04,711 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret329#1;havoc tlan_eisa_probe_#t~ret329#1;havoc tlan_eisa_probe_#t~nondet330#1; [2021-12-21 17:21:04,712 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907: SUMMARY for call tlan_eisa_probe_#t~ret329#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2021-12-21 17:21:04,712 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume 64 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2021-12-21 17:21:04,712 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume !(64 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2021-12-21 17:21:04,712 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6975: tlan_eisa_probe_~irq~0#1 := 10; [2021-12-21 17:21:04,712 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume 128 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2021-12-21 17:21:04,712 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume !(128 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: call tlan_eisa_probe_#t~ret332#1.base, tlan_eisa_probe_#t~ret332#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret332#1.base, tlan_eisa_probe_#t~ret332#1.offset;havoc tlan_eisa_probe_#t~ret332#1.base, tlan_eisa_probe_#t~ret332#1.offset; [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: tlan_eisa_probe_~irq~0#1 := 11; [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6982: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet339#1; [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6982: assume !(16 == ~debug~0); [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret333#1;havoc tlan_eisa_probe_#t~ret333#1; [2021-12-21 17:21:04,713 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call tlan_eisa_probe_#t~ret333#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2021-12-21 17:21:04,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6994: SUMMARY for call tlan_eisa_probe_#t~ret338#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2021-12-21 17:21:04,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2021-12-21 17:21:04,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2021-12-21 17:21:04,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2021-12-21 17:21:04,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume -2147483648 <= tlan_eisa_probe_#t~ret338#1 && tlan_eisa_probe_#t~ret338#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret338#1;havoc tlan_eisa_probe_#t~ret338#1; [2021-12-21 17:21:04,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret334#1;havoc tlan_eisa_probe_#t~ret334#1; [2021-12-21 17:21:04,714 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret334#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6941: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret335#1;havoc tlan_eisa_probe_#t~ret335#1; [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: SUMMARY for call tlan_eisa_probe_#t~ret335#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L7013-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2021-12-21 17:21:04,715 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951-1: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet340#1; [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951-1: assume !(16 == ~debug~0); [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956-2: SUMMARY for call tlan_eisa_probe_#t~ret337#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet336#1; [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(16 == ~debug~0); [2021-12-21 17:21:04,716 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume 0 != ~bitwiseAnd(~debug~0, 16); [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume !(0 != ~bitwiseAnd(~debug~0, 16)); [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret337#1;havoc tlan_eisa_probe_#t~ret337#1; [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume 0 != ~bitwiseAnd(~debug~0, 16); [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume !(0 != ~bitwiseAnd(~debug~0, 16)); [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume 16 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume !(16 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2021-12-21 17:21:04,717 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret327#1;havoc tlan_eisa_probe_#t~ret327#1;havoc tlan_eisa_probe_#t~nondet328#1; [2021-12-21 17:21:04,718 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: SUMMARY for call tlan_eisa_probe_#t~ret327#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2021-12-21 17:21:04,718 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6967: tlan_eisa_probe_~irq~0#1 := 5; [2021-12-21 17:21:04,718 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume 32 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2021-12-21 17:21:04,718 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume !(32 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2021-12-21 17:21:04,718 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6971: tlan_eisa_probe_~irq~0#1 := 9; [2021-12-21 17:21:04,718 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume 0 != ~bitwiseAnd(~debug~0, 16);havoc tlan_eisa_probe_#t~nondet331#1; [2021-12-21 17:21:04,718 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume !(0 != ~bitwiseAnd(~debug~0, 16)); [2021-12-21 17:21:04,822 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 17:21:04,847 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 17:21:04,847 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-21 17:21:04,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:21:04 BoogieIcfgContainer [2021-12-21 17:21:04,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 17:21:04,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 17:21:04,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 17:21:04,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 17:21:04,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 05:20:59" (1/3) ... [2021-12-21 17:21:04,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40af550c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:21:04, skipping insertion in model container [2021-12-21 17:21:04,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:21:01" (2/3) ... [2021-12-21 17:21:04,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40af550c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:21:04, skipping insertion in model container [2021-12-21 17:21:04,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:21:04" (3/3) ... [2021-12-21 17:21:04,856 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2021-12-21 17:21:04,860 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 17:21:04,860 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 17:21:04,902 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 17:21:04,909 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 17:21:04,909 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 17:21:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand has 2107 states, 1384 states have (on average 1.2695086705202312) internal successors, (1757), 1426 states have internal predecessors, (1757), 619 states have call successors, (619), 104 states have call predecessors, (619), 103 states have return successors, (614), 600 states have call predecessors, (614), 614 states have call successors, (614) [2021-12-21 17:21:04,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-12-21 17:21:04,977 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:21:04,978 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 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] [2021-12-21 17:21:04,979 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 17:21:04,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:21:04,983 INFO L85 PathProgramCache]: Analyzing trace with hash -102264943, now seen corresponding path program 1 times [2021-12-21 17:21:04,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:21:04,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514289988] [2021-12-21 17:21:04,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:21:04,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:21:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:21:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:21:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:21:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:21:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:21:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:21:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 17:21:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-21 17:21:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-21 17:21:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-21 17:21:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-12-21 17:21:05,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:21:05,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514289988] [2021-12-21 17:21:05,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514289988] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:21:05,581 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:21:05,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 17:21:05,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956798305] [2021-12-21 17:21:05,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:21:05,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 17:21:05,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:21:05,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 17:21:05,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:21:05,606 INFO L87 Difference]: Start difference. First operand has 2107 states, 1384 states have (on average 1.2695086705202312) internal successors, (1757), 1426 states have internal predecessors, (1757), 619 states have call successors, (619), 104 states have call predecessors, (619), 103 states have return successors, (614), 600 states have call predecessors, (614), 614 states have call successors, (614) Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-21 17:21:13,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:21:13,048 INFO L93 Difference]: Finished difference Result 6078 states and 9424 transitions. [2021-12-21 17:21:13,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 17:21:13,050 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 126 [2021-12-21 17:21:13,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:21:13,118 INFO L225 Difference]: With dead ends: 6078 [2021-12-21 17:21:13,118 INFO L226 Difference]: Without dead ends: 3938 [2021-12-21 17:21:13,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-21 17:21:13,148 INFO L933 BasicCegarLoop]: 3088 mSDtfsCounter, 5238 mSDsluCounter, 3818 mSDsCounter, 0 mSdLazyCounter, 3401 mSolverCounterSat, 3961 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5467 SdHoareTripleChecker+Valid, 6906 SdHoareTripleChecker+Invalid, 7362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3961 IncrementalHoareTripleChecker+Valid, 3401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-21 17:21:13,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5467 Valid, 6906 Invalid, 7362 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3961 Valid, 3401 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2021-12-21 17:21:13,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3938 states. [2021-12-21 17:21:13,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3938 to 3290. [2021-12-21 17:21:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3290 states, 2217 states have (on average 1.254848894903022) internal successors, (2782), 2293 states have internal predecessors, (2782), 897 states have call successors, (897), 186 states have call predecessors, (897), 175 states have return successors, (920), 850 states have call predecessors, (920), 897 states have call successors, (920) [2021-12-21 17:21:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 3290 states and 4599 transitions. [2021-12-21 17:21:13,377 INFO L78 Accepts]: Start accepts. Automaton has 3290 states and 4599 transitions. Word has length 126 [2021-12-21 17:21:13,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:21:13,379 INFO L470 AbstractCegarLoop]: Abstraction has 3290 states and 4599 transitions. [2021-12-21 17:21:13,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-21 17:21:13,379 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 4599 transitions. [2021-12-21 17:21:13,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-12-21 17:21:13,386 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:21:13,386 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 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] [2021-12-21 17:21:13,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 17:21:13,387 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 17:21:13,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:21:13,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1299033063, now seen corresponding path program 1 times [2021-12-21 17:21:13,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:21:13,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326342249] [2021-12-21 17:21:13,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:21:13,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:21:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:21:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:21:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:21:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:21:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:21:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:21:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 17:21:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-21 17:21:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 17:21:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-21 17:21:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:13,680 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-12-21 17:21:13,680 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:21:13,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326342249] [2021-12-21 17:21:13,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326342249] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:21:13,681 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:21:13,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 17:21:13,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117316853] [2021-12-21 17:21:13,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:21:13,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 17:21:13,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:21:13,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 17:21:13,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:21:13,688 INFO L87 Difference]: Start difference. First operand 3290 states and 4599 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-21 17:21:22,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:21:22,408 INFO L93 Difference]: Finished difference Result 10490 states and 15316 transitions. [2021-12-21 17:21:22,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 17:21:22,409 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 130 [2021-12-21 17:21:22,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:21:22,467 INFO L225 Difference]: With dead ends: 10490 [2021-12-21 17:21:22,467 INFO L226 Difference]: Without dead ends: 7217 [2021-12-21 17:21:22,484 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-21 17:21:22,486 INFO L933 BasicCegarLoop]: 3260 mSDtfsCounter, 6016 mSDsluCounter, 4732 mSDsCounter, 0 mSdLazyCounter, 4080 mSolverCounterSat, 4704 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6257 SdHoareTripleChecker+Valid, 7992 SdHoareTripleChecker+Invalid, 8784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4704 IncrementalHoareTripleChecker+Valid, 4080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2021-12-21 17:21:22,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6257 Valid, 7992 Invalid, 8784 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4704 Valid, 4080 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2021-12-21 17:21:22,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7217 states. [2021-12-21 17:21:22,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7217 to 6504. [2021-12-21 17:21:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 4315 states have (on average 1.2461181923522595) internal successors, (5377), 4481 states have internal predecessors, (5377), 1827 states have call successors, (1827), 363 states have call predecessors, (1827), 361 states have return successors, (2446), 1745 states have call predecessors, (2446), 1827 states have call successors, (2446) [2021-12-21 17:21:22,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 9650 transitions. [2021-12-21 17:21:22,809 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 9650 transitions. Word has length 130 [2021-12-21 17:21:22,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:21:22,810 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 9650 transitions. [2021-12-21 17:21:22,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-21 17:21:22,811 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 9650 transitions. [2021-12-21 17:21:22,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-12-21 17:21:22,816 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:21:22,816 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 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] [2021-12-21 17:21:22,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 17:21:22,819 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 17:21:22,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:21:22,819 INFO L85 PathProgramCache]: Analyzing trace with hash -144100150, now seen corresponding path program 1 times [2021-12-21 17:21:22,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:21:22,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295401336] [2021-12-21 17:21:22,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:21:22,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:21:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:22,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:21:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:22,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:22,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:21:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:22,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:22,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:21:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:22,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:22,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:21:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:21:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:21:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 17:21:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 17:21:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-21 17:21:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-21 17:21:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-21 17:21:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-21 17:21:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 17:21:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-21 17:21:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-21 17:21:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-21 17:21:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:23,098 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-12-21 17:21:23,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:21:23,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295401336] [2021-12-21 17:21:23,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295401336] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:21:23,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:21:23,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 17:21:23,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017818941] [2021-12-21 17:21:23,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:21:23,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 17:21:23,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:21:23,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 17:21:23,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:21:23,101 INFO L87 Difference]: Start difference. First operand 6504 states and 9650 transitions. Second operand has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2021-12-21 17:21:35,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:21:35,693 INFO L93 Difference]: Finished difference Result 20913 states and 33268 transitions. [2021-12-21 17:21:35,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 17:21:35,693 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 149 [2021-12-21 17:21:35,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:21:35,934 INFO L225 Difference]: With dead ends: 20913 [2021-12-21 17:21:35,935 INFO L226 Difference]: Without dead ends: 14426 [2021-12-21 17:21:35,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-21 17:21:35,981 INFO L933 BasicCegarLoop]: 3512 mSDtfsCounter, 7216 mSDsluCounter, 4992 mSDsCounter, 0 mSdLazyCounter, 5066 mSolverCounterSat, 6758 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7497 SdHoareTripleChecker+Valid, 8504 SdHoareTripleChecker+Invalid, 11824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6758 IncrementalHoareTripleChecker+Valid, 5066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2021-12-21 17:21:35,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7497 Valid, 8504 Invalid, 11824 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6758 Valid, 5066 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2021-12-21 17:21:35,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14426 states. [2021-12-21 17:21:36,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14426 to 12574. [2021-12-21 17:21:36,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12574 states, 8339 states have (on average 1.246552344405804) internal successors, (10395), 8666 states have internal predecessors, (10395), 3538 states have call successors, (3538), 722 states have call predecessors, (3538), 696 states have return successors, (4853), 3349 states have call predecessors, (4853), 3538 states have call successors, (4853) [2021-12-21 17:21:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12574 states to 12574 states and 18786 transitions. [2021-12-21 17:21:36,725 INFO L78 Accepts]: Start accepts. Automaton has 12574 states and 18786 transitions. Word has length 149 [2021-12-21 17:21:36,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:21:36,726 INFO L470 AbstractCegarLoop]: Abstraction has 12574 states and 18786 transitions. [2021-12-21 17:21:36,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2021-12-21 17:21:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 12574 states and 18786 transitions. [2021-12-21 17:21:36,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-21 17:21:36,731 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:21:36,731 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 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] [2021-12-21 17:21:36,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 17:21:36,731 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 17:21:36,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:21:36,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1292294821, now seen corresponding path program 1 times [2021-12-21 17:21:36,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:21:36,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598021739] [2021-12-21 17:21:36,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:21:36,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:21:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:21:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:21:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:21:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:21:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:21:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:21:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 17:21:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-21 17:21:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-21 17:21:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-21 17:21:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:21:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-21 17:21:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-21 17:21:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:21:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:36,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-21 17:21:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:37,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:37,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 17:21:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:37,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-21 17:21:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:37,022 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-21 17:21:37,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:21:37,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598021739] [2021-12-21 17:21:37,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598021739] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:21:37,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:21:37,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 17:21:37,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584086673] [2021-12-21 17:21:37,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:21:37,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 17:21:37,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:21:37,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 17:21:37,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:21:37,025 INFO L87 Difference]: Start difference. First operand 12574 states and 18786 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-21 17:21:43,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:21:43,774 INFO L93 Difference]: Finished difference Result 29908 states and 44453 transitions. [2021-12-21 17:21:43,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 17:21:43,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 190 [2021-12-21 17:21:43,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:21:43,880 INFO L225 Difference]: With dead ends: 29908 [2021-12-21 17:21:43,881 INFO L226 Difference]: Without dead ends: 17351 [2021-12-21 17:21:43,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-21 17:21:43,949 INFO L933 BasicCegarLoop]: 3787 mSDtfsCounter, 2748 mSDsluCounter, 5361 mSDsCounter, 0 mSdLazyCounter, 3695 mSolverCounterSat, 2821 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2895 SdHoareTripleChecker+Valid, 9148 SdHoareTripleChecker+Invalid, 6516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2821 IncrementalHoareTripleChecker+Valid, 3695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2021-12-21 17:21:43,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2895 Valid, 9148 Invalid, 6516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2821 Valid, 3695 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2021-12-21 17:21:43,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17351 states. [2021-12-21 17:21:44,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17351 to 15432. [2021-12-21 17:21:44,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15432 states, 10318 states have (on average 1.2469470827679783) internal successors, (12866), 10719 states have internal predecessors, (12866), 4236 states have call successors, (4236), 944 states have call predecessors, (4236), 877 states have return successors, (5643), 3957 states have call predecessors, (5643), 4236 states have call successors, (5643) [2021-12-21 17:21:44,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15432 states to 15432 states and 22745 transitions. [2021-12-21 17:21:44,730 INFO L78 Accepts]: Start accepts. Automaton has 15432 states and 22745 transitions. Word has length 190 [2021-12-21 17:21:44,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:21:44,731 INFO L470 AbstractCegarLoop]: Abstraction has 15432 states and 22745 transitions. [2021-12-21 17:21:44,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-21 17:21:44,732 INFO L276 IsEmpty]: Start isEmpty. Operand 15432 states and 22745 transitions. [2021-12-21 17:21:44,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-12-21 17:21:44,738 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:21:44,738 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 3, 3, 3, 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] [2021-12-21 17:21:44,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 17:21:44,738 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 17:21:44,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:21:44,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1170330952, now seen corresponding path program 1 times [2021-12-21 17:21:44,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:21:44,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469167732] [2021-12-21 17:21:44,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:21:44,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:21:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:21:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:21:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:21:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:21:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:21:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:21:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 17:21:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-21 17:21:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-21 17:21:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-21 17:21:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:21:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-21 17:21:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-21 17:21:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:21:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-21 17:21:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 17:21:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:21:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:44,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-12-21 17:21:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 17:21:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:21:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-21 17:21:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-21 17:21:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-12-21 17:21:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-21 17:21:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-21 17:21:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2021-12-21 17:21:45,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:21:45,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469167732] [2021-12-21 17:21:45,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469167732] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:21:45,044 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:21:45,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 17:21:45,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900136455] [2021-12-21 17:21:45,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:21:45,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 17:21:45,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:21:45,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 17:21:45,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:21:45,046 INFO L87 Difference]: Start difference. First operand 15432 states and 22745 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-12-21 17:21:52,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:21:52,204 INFO L93 Difference]: Finished difference Result 36162 states and 53134 transitions. [2021-12-21 17:21:52,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 17:21:52,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 266 [2021-12-21 17:21:52,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:21:52,315 INFO L225 Difference]: With dead ends: 36162 [2021-12-21 17:21:52,315 INFO L226 Difference]: Without dead ends: 20747 [2021-12-21 17:21:52,388 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-21 17:21:52,389 INFO L933 BasicCegarLoop]: 3795 mSDtfsCounter, 2732 mSDsluCounter, 5361 mSDsCounter, 0 mSdLazyCounter, 3678 mSolverCounterSat, 2796 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2881 SdHoareTripleChecker+Valid, 9156 SdHoareTripleChecker+Invalid, 6474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2796 IncrementalHoareTripleChecker+Valid, 3678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2021-12-21 17:21:52,390 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2881 Valid, 9156 Invalid, 6474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2796 Valid, 3678 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2021-12-21 17:21:52,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20747 states. [2021-12-21 17:21:53,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20747 to 18248. [2021-12-21 17:21:53,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18248 states, 12271 states have (on average 1.2475755847119223) internal successors, (15309), 12743 states have internal predecessors, (15309), 4920 states have call successors, (4920), 1165 states have call predecessors, (4920), 1056 states have return successors, (6418), 4551 states have call predecessors, (6418), 4920 states have call successors, (6418) [2021-12-21 17:21:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18248 states to 18248 states and 26647 transitions. [2021-12-21 17:21:53,251 INFO L78 Accepts]: Start accepts. Automaton has 18248 states and 26647 transitions. Word has length 266 [2021-12-21 17:21:53,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:21:53,252 INFO L470 AbstractCegarLoop]: Abstraction has 18248 states and 26647 transitions. [2021-12-21 17:21:53,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2021-12-21 17:21:53,252 INFO L276 IsEmpty]: Start isEmpty. Operand 18248 states and 26647 transitions. [2021-12-21 17:21:53,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-12-21 17:21:53,259 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:21:53,259 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 3, 3, 3, 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] [2021-12-21 17:21:53,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 17:21:53,260 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 17:21:53,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:21:53,260 INFO L85 PathProgramCache]: Analyzing trace with hash 863564968, now seen corresponding path program 1 times [2021-12-21 17:21:53,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:21:53,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348162751] [2021-12-21 17:21:53,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:21:53,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:21:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-21 17:21:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 17:21:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-21 17:21:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-21 17:21:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-21 17:21:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-21 17:21:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 17:21:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-21 17:21:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-21 17:21:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-21 17:21:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 17:21:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-21 17:21:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-21 17:21:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-21 17:21:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-21 17:21:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 17:21:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:21:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-12-21 17:21:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 17:21:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:21:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-21 17:21:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-21 17:21:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-21 17:21:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:21:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-21 17:21:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-21 17:21:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:21:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2021-12-21 17:21:53,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:21:53,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348162751] [2021-12-21 17:21:53,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348162751] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:21:53,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:21:53,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 17:21:53,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234885077] [2021-12-21 17:21:53,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:21:53,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 17:21:53,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:21:53,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 17:21:53,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 17:21:53,539 INFO L87 Difference]: Start difference. First operand 18248 states and 26647 transitions. Second operand has 5 states, 5 states have (on average 23.4) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26)