./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.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 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:27:31,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:27:31,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:27:31,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:27:31,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:27:31,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:27:31,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:27:31,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:27:31,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:27:31,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:27:31,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:27:31,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:27:31,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:27:31,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:27:31,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:27:31,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:27:31,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:27:31,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:27:31,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:27:31,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:27:31,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:27:31,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:27:31,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:27:31,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:27:31,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:27:31,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:27:31,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:27:31,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:27:31,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:27:31,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:27:31,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:27:31,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:27:31,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:27:31,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:27:31,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:27:31,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:27:31,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:27:31,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:27:31,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:27:31,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:27:31,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:27:31,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:27:31,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:27:31,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:27:31,815 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:27:31,815 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:27:31,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:27:31,816 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:27:31,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:27:31,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:27:31,817 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:27:31,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:27:31,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:27:31,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:27:31,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:27:31,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:27:31,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:27:31,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:27:31,818 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:27:31,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:27:31,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:27:31,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:27:31,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:27:31,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:27:31,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:27:31,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:27:31,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:27:31,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:27:31,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:27:31,819 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:27:31,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:27:31,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:27:31,820 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:27:31,820 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa [2021-12-14 18:27:31,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:27:32,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:27:32,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:27:32,019 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:27:32,020 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:27:32,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2021-12-14 18:27:32,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412931716/c4c1f8a16d664ecbb89be650569a3f86/FLAG0f20c7de8 [2021-12-14 18:27:32,782 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:27:32,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2021-12-14 18:27:32,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412931716/c4c1f8a16d664ecbb89be650569a3f86/FLAG0f20c7de8 [2021-12-14 18:27:32,873 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412931716/c4c1f8a16d664ecbb89be650569a3f86 [2021-12-14 18:27:32,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:27:32,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:27:32,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:27:32,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:27:32,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:27:32,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:27:32" (1/1) ... [2021-12-14 18:27:32,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585b26f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:32, skipping insertion in model container [2021-12-14 18:27:32,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:27:32" (1/1) ... [2021-12-14 18:27:32,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:27:32,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:27:35,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446625,446638] [2021-12-14 18:27:35,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446770,446783] [2021-12-14 18:27:35,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:27:36,089 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:27:36,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446625,446638] [2021-12-14 18:27:36,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446770,446783] [2021-12-14 18:27:36,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:27:37,008 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:27:37,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37 WrapperNode [2021-12-14 18:27:37,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:27:37,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:27:37,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:27:37,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:27:37,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,413 INFO L137 Inliner]: procedures = 661, calls = 4743, calls flagged for inlining = 357, calls inlined = 344, statements flattened = 10404 [2021-12-14 18:27:37,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:27:37,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:27:37,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:27:37,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:27:37,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:27:37,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:27:37,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:27:37,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:27:37,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (1/1) ... [2021-12-14 18:27:37,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:27:37,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:27:37,858 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) [2021-12-14 18:27:37,904 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 [2021-12-14 18:27:37,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:27:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:27:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-14 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-14 18:27:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2021-12-14 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2021-12-14 18:27:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 18:27:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2021-12-14 18:27:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2021-12-14 18:27:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:27:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-14 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-14 18:27:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2021-12-14 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2021-12-14 18:27:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2021-12-14 18:27:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2021-12-14 18:27:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2021-12-14 18:27:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2021-12-14 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_87 [2021-12-14 18:27:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_87 [2021-12-14 18:27:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2021-12-14 18:27:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2021-12-14 18:27:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2021-12-14 18:27:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2021-12-14 18:27:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 18:27:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 18:27:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2021-12-14 18:27:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2021-12-14 18:27:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-14 18:27:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-14 18:27:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2021-12-14 18:27:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2021-12-14 18:27:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2021-12-14 18:27:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2021-12-14 18:27:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 18:27:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 18:27:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 18:27:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-14 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 18:27:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 18:27:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2021-12-14 18:27:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2021-12-14 18:27:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 18:27:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:27:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 18:27:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 18:27:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2021-12-14 18:27:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2021-12-14 18:27:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:27:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 18:27:37,935 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-12-14 18:27:37,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-12-14 18:27:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2021-12-14 18:27:37,935 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2021-12-14 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2021-12-14 18:27:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2021-12-14 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2021-12-14 18:27:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2021-12-14 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2021-12-14 18:27:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2021-12-14 18:27:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2021-12-14 18:27:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2021-12-14 18:27:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 18:27:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 18:27:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2021-12-14 18:27:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2021-12-14 18:27:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2021-12-14 18:27:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2021-12-14 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2021-12-14 18:27:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2021-12-14 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2021-12-14 18:27:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2021-12-14 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2021-12-14 18:27:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2021-12-14 18:27:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 18:27:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2021-12-14 18:27:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2021-12-14 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-14 18:27:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-14 18:27:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2021-12-14 18:27:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2021-12-14 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2021-12-14 18:27:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2021-12-14 18:27:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 18:27:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2021-12-14 18:27:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2021-12-14 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:27:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:27:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-14 18:27:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-14 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2021-12-14 18:27:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2021-12-14 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-14 18:27:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-14 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-14 18:27:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-14 18:27:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-14 18:27:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-14 18:27:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-14 18:27:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-14 18:27:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2021-12-14 18:27:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2021-12-14 18:27:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-12-14 18:27:37,944 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-12-14 18:27:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2021-12-14 18:27:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2021-12-14 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:27:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-14 18:27:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-14 18:27:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-14 18:27:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-14 18:27:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:27:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2021-12-14 18:27:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2021-12-14 18:27:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2021-12-14 18:27:37,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2021-12-14 18:27:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 18:27:37,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 18:27:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:27:37,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:27:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:27:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:27:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2021-12-14 18:27:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2021-12-14 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2021-12-14 18:27:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2021-12-14 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:27:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-14 18:27:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-14 18:27:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-14 18:27:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-14 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-14 18:27:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-14 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2021-12-14 18:27:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2021-12-14 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2021-12-14 18:27:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2021-12-14 18:27:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:27:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2021-12-14 18:27:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2021-12-14 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 18:27:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-14 18:27:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-14 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-14 18:27:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-14 18:27:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2021-12-14 18:27:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2021-12-14 18:27:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-14 18:27:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-14 18:27:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-14 18:27:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-14 18:27:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:27:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:27:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2021-12-14 18:27:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2021-12-14 18:27:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2021-12-14 18:27:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2021-12-14 18:27:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2021-12-14 18:27:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2021-12-14 18:27:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:27:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:27:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:27:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:27:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2021-12-14 18:27:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2021-12-14 18:27:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2021-12-14 18:27:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2021-12-14 18:27:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2021-12-14 18:27:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2021-12-14 18:27:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2021-12-14 18:27:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2021-12-14 18:27:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2021-12-14 18:27:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2021-12-14 18:27:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2021-12-14 18:27:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2021-12-14 18:27:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2021-12-14 18:27:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2021-12-14 18:27:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-14 18:27:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-14 18:27:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2021-12-14 18:27:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2021-12-14 18:27:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:27:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:27:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2021-12-14 18:27:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2021-12-14 18:27:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 18:27:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 18:27:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2021-12-14 18:27:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2021-12-14 18:27:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2021-12-14 18:27:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2021-12-14 18:27:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2021-12-14 18:27:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2021-12-14 18:27:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2021-12-14 18:27:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2021-12-14 18:27:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:27:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:27:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2021-12-14 18:27:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2021-12-14 18:27:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-14 18:27:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-14 18:27:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-14 18:27:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-14 18:27:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2021-12-14 18:27:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2021-12-14 18:27:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2021-12-14 18:27:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2021-12-14 18:27:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-14 18:27:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-14 18:27:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:27:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:27:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:27:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 18:27:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 18:27:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2021-12-14 18:27:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2021-12-14 18:27:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:27:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2021-12-14 18:27:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2021-12-14 18:27:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-14 18:27:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-14 18:27:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2021-12-14 18:27:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2021-12-14 18:27:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-14 18:27:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-14 18:27:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2021-12-14 18:27:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2021-12-14 18:27:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_86 [2021-12-14 18:27:37,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_86 [2021-12-14 18:27:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:27:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2021-12-14 18:27:37,968 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2021-12-14 18:27:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 18:27:37,968 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 18:27:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 18:27:37,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 18:27:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 18:27:37,970 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 18:27:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-14 18:27:37,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-14 18:27:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 18:27:37,970 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 18:27:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2021-12-14 18:27:37,970 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2021-12-14 18:27:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 18:27:37,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 18:27:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2021-12-14 18:27:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2021-12-14 18:27:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2021-12-14 18:27:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2021-12-14 18:27:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2021-12-14 18:27:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2021-12-14 18:27:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2021-12-14 18:27:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2021-12-14 18:27:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-14 18:27:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-14 18:27:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2021-12-14 18:27:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2021-12-14 18:27:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2021-12-14 18:27:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2021-12-14 18:27:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 18:27:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 18:27:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2021-12-14 18:27:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2021-12-14 18:27:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-14 18:27:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-14 18:27:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2021-12-14 18:27:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2021-12-14 18:27:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2021-12-14 18:27:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2021-12-14 18:27:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2021-12-14 18:27:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2021-12-14 18:27:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-14 18:27:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-14 18:27:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:27:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:27:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:27:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2021-12-14 18:27:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2021-12-14 18:27:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:27:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:27:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2021-12-14 18:27:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2021-12-14 18:27:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2021-12-14 18:27:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2021-12-14 18:27:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2021-12-14 18:27:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2021-12-14 18:27:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2021-12-14 18:27:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2021-12-14 18:27:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2021-12-14 18:27:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2021-12-14 18:27:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2021-12-14 18:27:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2021-12-14 18:27:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 18:27:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 18:27:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2021-12-14 18:27:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2021-12-14 18:27:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2021-12-14 18:27:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2021-12-14 18:27:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2021-12-14 18:27:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2021-12-14 18:27:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2021-12-14 18:27:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2021-12-14 18:27:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_95 [2021-12-14 18:27:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_95 [2021-12-14 18:27:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2021-12-14 18:27:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2021-12-14 18:27:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-14 18:27:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-14 18:27:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2021-12-14 18:27:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2021-12-14 18:27:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2021-12-14 18:27:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2021-12-14 18:27:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2021-12-14 18:27:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2021-12-14 18:27:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2021-12-14 18:27:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2021-12-14 18:27:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-14 18:27:37,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-14 18:27:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-14 18:27:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-14 18:27:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2021-12-14 18:27:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2021-12-14 18:27:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2021-12-14 18:27:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2021-12-14 18:27:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2021-12-14 18:27:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2021-12-14 18:27:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-14 18:27:37,978 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-14 18:27:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 18:27:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 18:27:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2021-12-14 18:27:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2021-12-14 18:27:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:27:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-14 18:27:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-14 18:27:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2021-12-14 18:27:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2021-12-14 18:27:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-12-14 18:27:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-12-14 18:27:37,980 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2021-12-14 18:27:37,980 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2021-12-14 18:27:39,137 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:27:39,140 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:27:42,938 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:27:53,549 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-14 18:27:53,622 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:27:53,639 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:27:53,639 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-14 18:27:53,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:27:53 BoogieIcfgContainer [2021-12-14 18:27:53,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:27:53,644 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:27:53,644 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:27:53,647 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:27:53,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:27:32" (1/3) ... [2021-12-14 18:27:53,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@346f8068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:27:53, skipping insertion in model container [2021-12-14 18:27:53,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:27:37" (2/3) ... [2021-12-14 18:27:53,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@346f8068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:27:53, skipping insertion in model container [2021-12-14 18:27:53,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:27:53" (3/3) ... [2021-12-14 18:27:53,649 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2021-12-14 18:27:53,655 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:27:53,655 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:27:53,709 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:27:53,715 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 [2021-12-14 18:27:53,715 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:27:53,774 INFO L276 IsEmpty]: Start isEmpty. Operand has 3186 states, 2250 states have (on average 1.2915555555555556) internal successors, (2906), 2315 states have internal predecessors, (2906), 769 states have call successors, (769), 171 states have call predecessors, (769), 170 states have return successors, (763), 750 states have call predecessors, (763), 763 states have call successors, (763) [2021-12-14 18:27:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-12-14 18:27:53,807 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:27:53,808 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:27:53,809 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:27:53,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:27:53,813 INFO L85 PathProgramCache]: Analyzing trace with hash -713587604, now seen corresponding path program 1 times [2021-12-14 18:27:53,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:27:53,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857260195] [2021-12-14 18:27:53,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:27:53,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:27:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 18:27:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 18:27:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 18:27:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 18:27:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 18:27:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 18:27:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 18:27:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 18:27:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 18:27:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 18:27:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 18:27:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 18:27:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 18:27:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:27:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 18:27:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:27:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:27:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:27:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:27:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:27:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-14 18:27:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-14 18:27:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-14 18:27:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-14 18:27:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:27:54,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2021-12-14 18:27:54,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:27:54,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857260195] [2021-12-14 18:27:54,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857260195] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:27:54,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:27:54,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 18:27:54,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033911310] [2021-12-14 18:27:54,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:27:54,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 18:27:54,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:27:54,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 18:27:54,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 18:27:54,968 INFO L87 Difference]: Start difference. First operand has 3186 states, 2250 states have (on average 1.2915555555555556) internal successors, (2906), 2315 states have internal predecessors, (2906), 769 states have call successors, (769), 171 states have call predecessors, (769), 170 states have return successors, (763), 750 states have call predecessors, (763), 763 states have call successors, (763) Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-14 18:27:56,989 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:00,106 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:02,746 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:06,729 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:09,165 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:12,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:28:12,876 INFO L93 Difference]: Finished difference Result 9097 states and 12773 transitions. [2021-12-14 18:28:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 18:28:12,879 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 276 [2021-12-14 18:28:12,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:28:12,925 INFO L225 Difference]: With dead ends: 9097 [2021-12-14 18:28:12,926 INFO L226 Difference]: Without dead ends: 5878 [2021-12-14 18:28:12,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:28:12,948 INFO L933 BasicCegarLoop]: 4552 mSDtfsCounter, 4929 mSDsluCounter, 5115 mSDsCounter, 0 mSdLazyCounter, 2685 mSolverCounterSat, 2179 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5465 SdHoareTripleChecker+Valid, 9667 SdHoareTripleChecker+Invalid, 4867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2179 IncrementalHoareTripleChecker+Valid, 2685 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2021-12-14 18:28:12,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5465 Valid, 9667 Invalid, 4867 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2179 Valid, 2685 Invalid, 3 Unknown, 0 Unchecked, 17.2s Time] [2021-12-14 18:28:12,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5878 states. [2021-12-14 18:28:13,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5878 to 5573. [2021-12-14 18:28:13,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5573 states, 3941 states have (on average 1.2852068003044912) internal successors, (5065), 4059 states have internal predecessors, (5065), 1302 states have call successors, (1302), 326 states have call predecessors, (1302), 329 states have return successors, (1310), 1275 states have call predecessors, (1310), 1302 states have call successors, (1310) [2021-12-14 18:28:13,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 5573 states and 7677 transitions. [2021-12-14 18:28:13,266 INFO L78 Accepts]: Start accepts. Automaton has 5573 states and 7677 transitions. Word has length 276 [2021-12-14 18:28:13,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:28:13,270 INFO L470 AbstractCegarLoop]: Abstraction has 5573 states and 7677 transitions. [2021-12-14 18:28:13,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-14 18:28:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 5573 states and 7677 transitions. [2021-12-14 18:28:13,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-12-14 18:28:13,280 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:28:13,280 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:28:13,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:28:13,281 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:28:13,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:28:13,282 INFO L85 PathProgramCache]: Analyzing trace with hash 2004072259, now seen corresponding path program 1 times [2021-12-14 18:28:13,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:28:13,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179679595] [2021-12-14 18:28:13,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:28:13,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:28:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 18:28:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 18:28:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 18:28:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 18:28:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 18:28:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 18:28:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 18:28:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 18:28:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 18:28:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 18:28:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 18:28:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 18:28:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 18:28:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:28:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 18:28:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:28:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:28:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:28:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:28:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:13,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-14 18:28:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:14,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-14 18:28:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:14,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-14 18:28:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:14,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:14,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:28:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:14,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2021-12-14 18:28:14,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:28:14,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179679595] [2021-12-14 18:28:14,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179679595] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:28:14,061 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:28:14,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 18:28:14,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621976330] [2021-12-14 18:28:14,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:28:14,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 18:28:14,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:28:14,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 18:28:14,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 18:28:14,064 INFO L87 Difference]: Start difference. First operand 5573 states and 7677 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-14 18:28:15,815 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:17,144 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:19,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:21,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:23,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:25,994 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:28,413 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:32,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:36,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:28:36,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:28:36,508 INFO L93 Difference]: Finished difference Result 15524 states and 21384 transitions. [2021-12-14 18:28:36,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 18:28:36,509 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 285 [2021-12-14 18:28:36,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:28:36,574 INFO L225 Difference]: With dead ends: 15524 [2021-12-14 18:28:36,575 INFO L226 Difference]: Without dead ends: 9994 [2021-12-14 18:28:36,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:28:36,600 INFO L933 BasicCegarLoop]: 5506 mSDtfsCounter, 4507 mSDsluCounter, 5637 mSDsCounter, 0 mSdLazyCounter, 2594 mSolverCounterSat, 1777 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5055 SdHoareTripleChecker+Valid, 11143 SdHoareTripleChecker+Invalid, 4376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1777 IncrementalHoareTripleChecker+Valid, 2594 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2021-12-14 18:28:36,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5055 Valid, 11143 Invalid, 4376 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1777 Valid, 2594 Invalid, 5 Unknown, 0 Unchecked, 22.0s Time] [2021-12-14 18:28:36,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9994 states. [2021-12-14 18:28:36,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9994 to 9458. [2021-12-14 18:28:36,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9458 states, 6700 states have (on average 1.2829850746268656) internal successors, (8596), 6893 states have internal predecessors, (8596), 2160 states have call successors, (2160), 594 states have call predecessors, (2160), 597 states have return successors, (2168), 2123 states have call predecessors, (2168), 2160 states have call successors, (2168) [2021-12-14 18:28:36,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9458 states to 9458 states and 12924 transitions. [2021-12-14 18:28:36,880 INFO L78 Accepts]: Start accepts. Automaton has 9458 states and 12924 transitions. Word has length 285 [2021-12-14 18:28:36,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:28:36,882 INFO L470 AbstractCegarLoop]: Abstraction has 9458 states and 12924 transitions. [2021-12-14 18:28:36,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-12-14 18:28:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 9458 states and 12924 transitions. [2021-12-14 18:28:36,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-12-14 18:28:36,889 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:28:36,889 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:28:36,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 18:28:36,889 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:28:36,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:28:36,890 INFO L85 PathProgramCache]: Analyzing trace with hash -359255652, now seen corresponding path program 1 times [2021-12-14 18:28:36,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:28:36,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406196031] [2021-12-14 18:28:36,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:28:36,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:28:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 18:28:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 18:28:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 18:28:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 18:28:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 18:28:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 18:28:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 18:28:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 18:28:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 18:28:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 18:28:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 18:28:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 18:28:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 18:28:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:28:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 18:28:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:28:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:28:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:28:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:28:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-14 18:28:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 18:28:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:28:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-12-14 18:28:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:28:37,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-14 18:28:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-14 18:28:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-14 18:28:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:28:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1599 trivial. 0 not checked. [2021-12-14 18:28:37,561 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:28:37,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406196031] [2021-12-14 18:28:37,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406196031] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:28:37,562 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:28:37,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 18:28:37,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287012058] [2021-12-14 18:28:37,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:28:37,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 18:28:37,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:28:37,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 18:28:37,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 18:28:37,563 INFO L87 Difference]: Start difference. First operand 9458 states and 12924 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28)