./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.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 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 19:01:06,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 19:01:06,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 19:01:06,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 19:01:06,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 19:01:06,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 19:01:06,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 19:01:06,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 19:01:06,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 19:01:06,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 19:01:06,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 19:01:06,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 19:01:06,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 19:01:06,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 19:01:06,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 19:01:06,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 19:01:06,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 19:01:06,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 19:01:06,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 19:01:06,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 19:01:06,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 19:01:06,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 19:01:06,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 19:01:06,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 19:01:06,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 19:01:06,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 19:01:06,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 19:01:06,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 19:01:06,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 19:01:06,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 19:01:06,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 19:01:06,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 19:01:06,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 19:01:06,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 19:01:06,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 19:01:06,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 19:01:06,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 19:01:06,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 19:01:06,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 19:01:06,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 19:01:06,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 19:01:06,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 19:01:06,712 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 19:01:06,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 19:01:06,712 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 19:01:06,713 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 19:01:06,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 19:01:06,713 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 19:01:06,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 19:01:06,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 19:01:06,714 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 19:01:06,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 19:01:06,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 19:01:06,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 19:01:06,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 19:01:06,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 19:01:06,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 19:01:06,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 19:01:06,716 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 19:01:06,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 19:01:06,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 19:01:06,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 19:01:06,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 19:01:06,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:01:06,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 19:01:06,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 19:01:06,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 19:01:06,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 19:01:06,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 19:01:06,717 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 19:01:06,718 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 19:01:06,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 19:01:06,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 19:01:06,718 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 [2021-12-14 19:01:06,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 19:01:06,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 19:01:06,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 19:01:06,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 19:01:06,918 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 19:01:06,919 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2021-12-14 19:01:06,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/321b5f461/5f1fbd8b30404a8e8a8d06f12694fcbd/FLAGebaa80703 [2021-12-14 19:01:07,579 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 19:01:07,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2021-12-14 19:01:07,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/321b5f461/5f1fbd8b30404a8e8a8d06f12694fcbd/FLAGebaa80703 [2021-12-14 19:01:07,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/321b5f461/5f1fbd8b30404a8e8a8d06f12694fcbd [2021-12-14 19:01:07,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 19:01:07,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 19:01:07,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 19:01:07,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 19:01:07,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 19:01:07,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:07,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637cc383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07, skipping insertion in model container [2021-12-14 19:01:07,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:07,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 19:01:07,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 19:01:10,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2021-12-14 19:01:10,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2021-12-14 19:01:10,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2021-12-14 19:01:10,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2021-12-14 19:01:10,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 19:01:10,825 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 19:01:11,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2021-12-14 19:01:11,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2021-12-14 19:01:11,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2021-12-14 19:01:11,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2021-12-14 19:01:11,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 19:01:11,275 INFO L208 MainTranslator]: Completed translation [2021-12-14 19:01:11,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11 WrapperNode [2021-12-14 19:01:11,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 19:01:11,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 19:01:11,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 19:01:11,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 19:01:11,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,562 INFO L137 Inliner]: procedures = 522, calls = 3749, calls flagged for inlining = 276, calls inlined = 260, statements flattened = 6740 [2021-12-14 19:01:11,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 19:01:11,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 19:01:11,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 19:01:11,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 19:01:11,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 19:01:11,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 19:01:11,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 19:01:11,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 19:01:11,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (1/1) ... [2021-12-14 19:01:11,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:01:11,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 19:01:12,009 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 19:01:12,035 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 19:01:12,047 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2021-12-14 19:01:12,047 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2021-12-14 19:01:12,047 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-14 19:01:12,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-14 19:01:12,048 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2021-12-14 19:01:12,048 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2021-12-14 19:01:12,048 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2021-12-14 19:01:12,048 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2021-12-14 19:01:12,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 19:01:12,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 19:01:12,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 19:01:12,049 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 19:01:12,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 19:01:12,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 19:01:12,049 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2021-12-14 19:01:12,049 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2021-12-14 19:01:12,049 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2021-12-14 19:01:12,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2021-12-14 19:01:12,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 19:01:12,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 19:01:12,050 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 19:01:12,050 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 19:01:12,050 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 19:01:12,050 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 19:01:12,050 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 19:01:12,050 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 19:01:12,050 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2021-12-14 19:01:12,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2021-12-14 19:01:12,051 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2021-12-14 19:01:12,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2021-12-14 19:01:12,051 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2021-12-14 19:01:12,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2021-12-14 19:01:12,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 19:01:12,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-14 19:01:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2021-12-14 19:01:12,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2021-12-14 19:01:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2021-12-14 19:01:12,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2021-12-14 19:01:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2021-12-14 19:01:12,053 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2021-12-14 19:01:12,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 19:01:12,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 19:01:12,053 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 19:01:12,053 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 19:01:12,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2021-12-14 19:01:12,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2021-12-14 19:01:12,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 19:01:12,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2021-12-14 19:01:12,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2021-12-14 19:01:12,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2021-12-14 19:01:12,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2021-12-14 19:01:12,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2021-12-14 19:01:12,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2021-12-14 19:01:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 19:01:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2021-12-14 19:01:12,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2021-12-14 19:01:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_conf_erp [2021-12-14 19:01:12,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_conf_erp [2021-12-14 19:01:12,057 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 19:01:12,057 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 19:01:12,057 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 19:01:12,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 19:01:12,057 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2021-12-14 19:01:12,057 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2021-12-14 19:01:12,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 19:01:12,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-14 19:01:12,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-14 19:01:12,058 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2021-12-14 19:01:12,058 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2021-12-14 19:01:12,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 19:01:12,058 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 19:01:12,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 19:01:12,059 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2021-12-14 19:01:12,059 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2021-12-14 19:01:12,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 19:01:12,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 19:01:12,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-14 19:01:12,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-14 19:01:12,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-14 19:01:12,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-14 19:01:12,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-14 19:01:12,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-14 19:01:12,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-14 19:01:12,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-14 19:01:12,060 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2021-12-14 19:01:12,060 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2021-12-14 19:01:12,061 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2021-12-14 19:01:12,061 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2021-12-14 19:01:12,061 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 19:01:12,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 19:01:12,062 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 19:01:12,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 19:01:12,062 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2021-12-14 19:01:12,062 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2021-12-14 19:01:12,062 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2021-12-14 19:01:12,062 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2021-12-14 19:01:12,062 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2021-12-14 19:01:12,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2021-12-14 19:01:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 19:01:12,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 19:01:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-14 19:01:12,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-14 19:01:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 19:01:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-14 19:01:12,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-14 19:01:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-14 19:01:12,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-14 19:01:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 19:01:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-14 19:01:12,064 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-14 19:01:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-14 19:01:12,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-14 19:01:12,065 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2021-12-14 19:01:12,067 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2021-12-14 19:01:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 19:01:12,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 19:01:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 19:01:12,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 19:01:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 19:01:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 19:01:12,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 19:01:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 19:01:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 19:01:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2021-12-14 19:01:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2021-12-14 19:01:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_start [2021-12-14 19:01:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_start [2021-12-14 19:01:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2021-12-14 19:01:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2021-12-14 19:01:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 19:01:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 19:01:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2021-12-14 19:01:12,079 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2021-12-14 19:01:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2021-12-14 19:01:12,079 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2021-12-14 19:01:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rtl8180_priv [2021-12-14 19:01:12,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rtl8180_priv [2021-12-14 19:01:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2021-12-14 19:01:12,079 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2021-12-14 19:01:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2021-12-14 19:01:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2021-12-14 19:01:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-14 19:01:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-14 19:01:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 19:01:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 19:01:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 19:01:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 19:01:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2021-12-14 19:01:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2021-12-14 19:01:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 19:01:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 19:01:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 19:01:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 19:01:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2021-12-14 19:01:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2021-12-14 19:01:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 19:01:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 19:01:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2021-12-14 19:01:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2021-12-14 19:01:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2021-12-14 19:01:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2021-12-14 19:01:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2021-12-14 19:01:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2021-12-14 19:01:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2021-12-14 19:01:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2021-12-14 19:01:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-14 19:01:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-14 19:01:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-14 19:01:12,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-14 19:01:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 19:01:12,083 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 19:01:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2021-12-14 19:01:12,083 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2021-12-14 19:01:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 19:01:12,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 19:01:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 19:01:12,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 19:01:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2021-12-14 19:01:12,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2021-12-14 19:01:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 19:01:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2021-12-14 19:01:12,084 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2021-12-14 19:01:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 19:01:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 19:01:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-14 19:01:12,085 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-14 19:01:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-14 19:01:12,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-14 19:01:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2021-12-14 19:01:12,085 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2021-12-14 19:01:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2021-12-14 19:01:12,085 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2021-12-14 19:01:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2021-12-14 19:01:12,085 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2021-12-14 19:01:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2021-12-14 19:01:12,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2021-12-14 19:01:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 19:01:12,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 19:01:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2021-12-14 19:01:12,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2021-12-14 19:01:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2021-12-14 19:01:12,087 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2021-12-14 19:01:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 19:01:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2021-12-14 19:01:12,087 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2021-12-14 19:01:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-14 19:01:12,087 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-14 19:01:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 19:01:12,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 19:01:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2021-12-14 19:01:12,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2021-12-14 19:01:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2021-12-14 19:01:12,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2021-12-14 19:01:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2021-12-14 19:01:12,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2021-12-14 19:01:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-14 19:01:12,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-14 19:01:12,089 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-14 19:01:12,089 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-14 19:01:12,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-14 19:01:12,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-14 19:01:12,089 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2021-12-14 19:01:12,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2021-12-14 19:01:12,089 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-14 19:01:12,089 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-14 19:01:12,089 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2021-12-14 19:01:12,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2021-12-14 19:01:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2021-12-14 19:01:12,090 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2021-12-14 19:01:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-14 19:01:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 19:01:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 19:01:12,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-14 19:01:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2021-12-14 19:01:12,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2021-12-14 19:01:12,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-14 19:01:12,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-14 19:01:12,091 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2021-12-14 19:01:12,091 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2021-12-14 19:01:12,092 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2021-12-14 19:01:12,095 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2021-12-14 19:01:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-14 19:01:12,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-14 19:01:12,924 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 19:01:12,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 19:01:13,069 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 19:01:19,581 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-14 19:01:19,680 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 19:01:19,706 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 19:01:19,707 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 19:01:19,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:01:19 BoogieIcfgContainer [2021-12-14 19:01:19,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 19:01:19,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 19:01:19,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 19:01:19,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 19:01:19,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 07:01:07" (1/3) ... [2021-12-14 19:01:19,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@255e42fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:01:19, skipping insertion in model container [2021-12-14 19:01:19,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:11" (2/3) ... [2021-12-14 19:01:19,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@255e42fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:01:19, skipping insertion in model container [2021-12-14 19:01:19,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:01:19" (3/3) ... [2021-12-14 19:01:19,717 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2021-12-14 19:01:19,722 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 19:01:19,722 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-14 19:01:19,767 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 19:01:19,773 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 19:01:19,774 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-14 19:01:19,834 INFO L276 IsEmpty]: Start isEmpty. Operand has 3088 states, 1764 states have (on average 1.251700680272109) internal successors, (2208), 1802 states have internal predecessors, (2208), 1209 states have call successors, (1209), 113 states have call predecessors, (1209), 112 states have return successors, (1201), 1184 states have call predecessors, (1201), 1201 states have call successors, (1201) [2021-12-14 19:01:19,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2021-12-14 19:01:19,857 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:01:19,858 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:01:19,858 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 19:01:19,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:01:19,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1728052139, now seen corresponding path program 1 times [2021-12-14 19:01:19,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:01:19,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452725841] [2021-12-14 19:01:19,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:01:19,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:01:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 19:01:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 19:01:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 19:01:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 19:01:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 19:01:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 19:01:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 19:01:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 19:01:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:01:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 19:01:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 19:01:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 19:01:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 19:01:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 19:01:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 19:01:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:20,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 19:01:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 19:01:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 19:01:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 19:01:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 19:01:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 19:01:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 19:01:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 19:01:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 19:01:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 19:01:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 19:01:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 19:01:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 19:01:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 19:01:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 19:01:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 19:01:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 19:01:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 19:01:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 19:01:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 19:01:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 19:01:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 19:01:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2021-12-14 19:01:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2021-12-14 19:01:21,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:01:21,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452725841] [2021-12-14 19:01:21,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452725841] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:01:21,495 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:01:21,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 19:01:21,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095611443] [2021-12-14 19:01:21,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:01:21,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 19:01:21,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:01:21,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 19:01:21,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 19:01:21,524 INFO L87 Difference]: Start difference. First operand has 3088 states, 1764 states have (on average 1.251700680272109) internal successors, (2208), 1802 states have internal predecessors, (2208), 1209 states have call successors, (1209), 113 states have call predecessors, (1209), 112 states have return successors, (1201), 1184 states have call predecessors, (1201), 1201 states have call successors, (1201) Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-14 19:01:30,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:01:30,708 INFO L93 Difference]: Finished difference Result 9518 states and 14416 transitions. [2021-12-14 19:01:30,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 19:01:30,710 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 424 [2021-12-14 19:01:30,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:01:30,778 INFO L225 Difference]: With dead ends: 9518 [2021-12-14 19:01:30,779 INFO L226 Difference]: Without dead ends: 6493 [2021-12-14 19:01:30,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 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 19:01:30,812 INFO L933 BasicCegarLoop]: 4176 mSDtfsCounter, 5067 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 4384 mSolverCounterSat, 5109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6262 SdHoareTripleChecker+Valid, 8187 SdHoareTripleChecker+Invalid, 9493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5109 IncrementalHoareTripleChecker+Valid, 4384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2021-12-14 19:01:30,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6262 Valid, 8187 Invalid, 9493 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5109 Valid, 4384 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2021-12-14 19:01:30,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6493 states. [2021-12-14 19:01:31,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6493 to 5987. [2021-12-14 19:01:31,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5987 states, 3430 states have (on average 1.2486880466472303) internal successors, (4283), 3501 states have internal predecessors, (4283), 2334 states have call successors, (2334), 221 states have call predecessors, (2334), 220 states have return successors, (2330), 2296 states have call predecessors, (2330), 2330 states have call successors, (2330) [2021-12-14 19:01:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5987 states to 5987 states and 8947 transitions. [2021-12-14 19:01:31,227 INFO L78 Accepts]: Start accepts. Automaton has 5987 states and 8947 transitions. Word has length 424 [2021-12-14 19:01:31,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:01:31,230 INFO L470 AbstractCegarLoop]: Abstraction has 5987 states and 8947 transitions. [2021-12-14 19:01:31,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-14 19:01:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 5987 states and 8947 transitions. [2021-12-14 19:01:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-12-14 19:01:31,238 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:01:31,239 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:01:31,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 19:01:31,239 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 19:01:31,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:01:31,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1453840431, now seen corresponding path program 1 times [2021-12-14 19:01:31,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:01:31,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544613631] [2021-12-14 19:01:31,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:01:31,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:01:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 19:01:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 19:01:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 19:01:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 19:01:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 19:01:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 19:01:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 19:01:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 19:01:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:01:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 19:01:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 19:01:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 19:01:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 19:01:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 19:01:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 19:01:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 19:01:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 19:01:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 19:01:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 19:01:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 19:01:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 19:01:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 19:01:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 19:01:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 19:01:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 19:01:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 19:01:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 19:01:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 19:01:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 19:01:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 19:01:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 19:01:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 19:01:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 19:01:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 19:01:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 19:01:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 19:01:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 19:01:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2021-12-14 19:01:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2021-12-14 19:01:32,202 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:01:32,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544613631] [2021-12-14 19:01:32,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544613631] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:01:32,202 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:01:32,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 19:01:32,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030688280] [2021-12-14 19:01:32,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:01:32,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 19:01:32,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:01:32,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 19:01:32,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 19:01:32,205 INFO L87 Difference]: Start difference. First operand 5987 states and 8947 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-14 19:01:41,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:01:41,007 INFO L93 Difference]: Finished difference Result 18475 states and 27791 transitions. [2021-12-14 19:01:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 19:01:41,008 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 425 [2021-12-14 19:01:41,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:01:41,094 INFO L225 Difference]: With dead ends: 18475 [2021-12-14 19:01:41,095 INFO L226 Difference]: Without dead ends: 12565 [2021-12-14 19:01:41,128 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 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 19:01:41,130 INFO L933 BasicCegarLoop]: 4201 mSDtfsCounter, 4862 mSDsluCounter, 4024 mSDsCounter, 0 mSdLazyCounter, 4361 mSolverCounterSat, 5110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6029 SdHoareTripleChecker+Valid, 8225 SdHoareTripleChecker+Invalid, 9471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5110 IncrementalHoareTripleChecker+Valid, 4361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2021-12-14 19:01:41,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6029 Valid, 8225 Invalid, 9471 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5110 Valid, 4361 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2021-12-14 19:01:41,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12565 states. [2021-12-14 19:01:41,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12565 to 11558. [2021-12-14 19:01:41,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11558 states, 6579 states have (on average 1.2479100167198662) internal successors, (8210), 6715 states have internal predecessors, (8210), 4543 states have call successors, (4543), 436 states have call predecessors, (4543), 433 states have return successors, (4585), 4462 states have call predecessors, (4585), 4539 states have call successors, (4585) [2021-12-14 19:01:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11558 states to 11558 states and 17338 transitions. [2021-12-14 19:01:41,720 INFO L78 Accepts]: Start accepts. Automaton has 11558 states and 17338 transitions. Word has length 425 [2021-12-14 19:01:41,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:01:41,722 INFO L470 AbstractCegarLoop]: Abstraction has 11558 states and 17338 transitions. [2021-12-14 19:01:41,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-14 19:01:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 11558 states and 17338 transitions. [2021-12-14 19:01:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-12-14 19:01:41,735 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:01:41,735 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 36, 36, 36, 36, 36, 36, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:01:41,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 19:01:41,735 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 19:01:41,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:01:41,736 INFO L85 PathProgramCache]: Analyzing trace with hash -556195055, now seen corresponding path program 1 times [2021-12-14 19:01:41,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:01:41,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101787117] [2021-12-14 19:01:41,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:01:41,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:01:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 19:01:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 19:01:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 19:01:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 19:01:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 19:01:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:41,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 19:01:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 19:01:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 19:01:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:01:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 19:01:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 19:01:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 19:01:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 19:01:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 19:01:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 19:01:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 19:01:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 19:01:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 19:01:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 19:01:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 19:01:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 19:01:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 19:01:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 19:01:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 19:01:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 19:01:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 19:01:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 19:01:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 19:01:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 19:01:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 19:01:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 19:01:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 19:01:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 19:01:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 19:01:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 19:01:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 19:01:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 19:01:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-12-14 19:01:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-14 19:01:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-14 19:01:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-14 19:01:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-14 19:01:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-14 19:01:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-14 19:01:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:42,606 INFO L134 CoverageAnalysis]: Checked inductivity of 6154 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6144 trivial. 0 not checked. [2021-12-14 19:01:42,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:01:42,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101787117] [2021-12-14 19:01:42,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101787117] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:01:42,610 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:01:42,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 19:01:42,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137802347] [2021-12-14 19:01:42,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:01:42,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 19:01:42,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:01:42,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 19:01:42,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 19:01:42,613 INFO L87 Difference]: Start difference. First operand 11558 states and 17338 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2021-12-14 19:01:50,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:01:50,266 INFO L93 Difference]: Finished difference Result 24526 states and 36930 transitions. [2021-12-14 19:01:50,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 19:01:50,279 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 480 [2021-12-14 19:01:50,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:01:50,381 INFO L225 Difference]: With dead ends: 24526 [2021-12-14 19:01:50,381 INFO L226 Difference]: Without dead ends: 18696 [2021-12-14 19:01:50,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 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 19:01:50,427 INFO L933 BasicCegarLoop]: 7375 mSDtfsCounter, 3854 mSDsluCounter, 5094 mSDsCounter, 0 mSdLazyCounter, 4402 mSolverCounterSat, 3879 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5042 SdHoareTripleChecker+Valid, 12469 SdHoareTripleChecker+Invalid, 8281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3879 IncrementalHoareTripleChecker+Valid, 4402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2021-12-14 19:01:50,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5042 Valid, 12469 Invalid, 8281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3879 Valid, 4402 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2021-12-14 19:01:50,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18696 states. [2021-12-14 19:01:51,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18696 to 17231. [2021-12-14 19:01:51,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17231 states, 9808 states have (on average 1.2483686786296901) internal successors, (12244), 10008 states have internal predecessors, (12244), 6772 states have call successors, (6772), 652 states have call predecessors, (6772), 648 states have return successors, (6837), 6654 states have call predecessors, (6837), 6768 states have call successors, (6837) [2021-12-14 19:01:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17231 states to 17231 states and 25853 transitions. [2021-12-14 19:01:51,269 INFO L78 Accepts]: Start accepts. Automaton has 17231 states and 25853 transitions. Word has length 480 [2021-12-14 19:01:51,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:01:51,270 INFO L470 AbstractCegarLoop]: Abstraction has 17231 states and 25853 transitions. [2021-12-14 19:01:51,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2021-12-14 19:01:51,270 INFO L276 IsEmpty]: Start isEmpty. Operand 17231 states and 25853 transitions. [2021-12-14 19:01:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-12-14 19:01:51,283 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:01:51,283 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 36, 36, 36, 36, 36, 36, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:01:51,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 19:01:51,284 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 19:01:51,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:01:51,284 INFO L85 PathProgramCache]: Analyzing trace with hash -415646445, now seen corresponding path program 1 times [2021-12-14 19:01:51,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:01:51,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402965483] [2021-12-14 19:01:51,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:01:51,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:01:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 19:01:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 19:01:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 19:01:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 19:01:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 19:01:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 19:01:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 19:01:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 19:01:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:01:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 19:01:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 19:01:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 19:01:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 19:01:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 19:01:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 19:01:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 19:01:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 19:01:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 19:01:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 19:01:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:51,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 19:01:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 19:01:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 19:01:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 19:01:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 19:01:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 19:01:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 19:01:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 19:01:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 19:01:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 19:01:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 19:01:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 19:01:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 19:01:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 19:01:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 19:01:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 19:01:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 19:01:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 19:01:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-12-14 19:01:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-14 19:01:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-14 19:01:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-14 19:01:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-14 19:01:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-14 19:01:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-14 19:01:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 6154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6154 trivial. 0 not checked. [2021-12-14 19:01:52,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:01:52,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402965483] [2021-12-14 19:01:52,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402965483] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:01:52,418 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:01:52,418 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:01:52,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349797961] [2021-12-14 19:01:52,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:01:52,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:01:52,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:01:52,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:01:52,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:01:52,419 INFO L87 Difference]: Start difference. First operand 17231 states and 25853 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2021-12-14 19:01:58,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:01:58,633 INFO L93 Difference]: Finished difference Result 18698 states and 28195 transitions. [2021-12-14 19:01:58,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 19:01:58,633 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 480 [2021-12-14 19:01:58,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:01:58,741 INFO L225 Difference]: With dead ends: 18698 [2021-12-14 19:01:58,741 INFO L226 Difference]: Without dead ends: 18696 [2021-12-14 19:01:58,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-14 19:01:58,766 INFO L933 BasicCegarLoop]: 3794 mSDtfsCounter, 3951 mSDsluCounter, 6875 mSDsCounter, 0 mSdLazyCounter, 4975 mSolverCounterSat, 3902 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4276 SdHoareTripleChecker+Valid, 10669 SdHoareTripleChecker+Invalid, 8877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3902 IncrementalHoareTripleChecker+Valid, 4975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-14 19:01:58,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4276 Valid, 10669 Invalid, 8877 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3902 Valid, 4975 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-14 19:01:58,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18696 states. [2021-12-14 19:01:59,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18696 to 17235. [2021-12-14 19:01:59,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17235 states, 9811 states have (on average 1.2482927326470288) internal successors, (12247), 10011 states have internal predecessors, (12247), 6772 states have call successors, (6772), 653 states have call predecessors, (6772), 649 states have return successors, (6837), 6654 states have call predecessors, (6837), 6768 states have call successors, (6837) [2021-12-14 19:01:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17235 states to 17235 states and 25856 transitions. [2021-12-14 19:01:59,747 INFO L78 Accepts]: Start accepts. Automaton has 17235 states and 25856 transitions. Word has length 480 [2021-12-14 19:01:59,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:01:59,749 INFO L470 AbstractCegarLoop]: Abstraction has 17235 states and 25856 transitions. [2021-12-14 19:01:59,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2021-12-14 19:01:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 17235 states and 25856 transitions. [2021-12-14 19:01:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2021-12-14 19:01:59,763 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:01:59,763 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 36, 36, 36, 36, 36, 36, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:01:59,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 19:01:59,764 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 19:01:59,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:01:59,764 INFO L85 PathProgramCache]: Analyzing trace with hash -907031553, now seen corresponding path program 1 times [2021-12-14 19:01:59,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:01:59,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138852302] [2021-12-14 19:01:59,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:01:59,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:01:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 19:02:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 19:02:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 19:02:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 19:02:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 19:02:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 19:02:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 19:02:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 19:02:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:02:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 19:02:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 19:02:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 19:02:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 19:02:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 19:02:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 19:02:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 19:02:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 19:02:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 19:02:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 19:02:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 19:02:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 19:02:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 19:02:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 19:02:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 19:02:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 19:02:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 19:02:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 19:02:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 19:02:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 19:02:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 19:02:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 19:02:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 19:02:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 19:02:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 19:02:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 19:02:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 19:02:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 19:02:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-12-14 19:02:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-14 19:02:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-14 19:02:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-14 19:02:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:02:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-14 19:02:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-14 19:02:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-14 19:02:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-14 19:02:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:02:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6156 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6154 trivial. 0 not checked. [2021-12-14 19:02:00,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:02:00,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138852302] [2021-12-14 19:02:00,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138852302] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:02:00,681 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:02:00,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:02:00,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717297641] [2021-12-14 19:02:00,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:02:00,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:02:00,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:02:00,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:02:00,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:02:00,683 INFO L87 Difference]: Start difference. First operand 17235 states and 25856 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46)