./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.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 f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 23:00:39,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 23:00:39,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 23:00:39,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 23:00:39,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 23:00:39,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 23:00:39,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 23:00:39,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 23:00:39,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 23:00:39,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 23:00:39,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 23:00:39,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 23:00:39,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 23:00:39,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 23:00:39,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 23:00:39,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 23:00:39,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 23:00:39,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 23:00:39,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 23:00:39,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 23:00:39,755 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 23:00:39,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 23:00:39,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 23:00:39,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 23:00:39,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 23:00:39,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 23:00:39,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 23:00:39,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 23:00:39,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 23:00:39,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 23:00:39,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 23:00:39,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 23:00:39,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 23:00:39,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 23:00:39,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 23:00:39,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 23:00:39,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 23:00:39,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 23:00:39,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 23:00:39,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 23:00:39,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 23:00:39,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 23:00:39,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-13 23:00:39,795 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 23:00:39,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 23:00:39,796 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 23:00:39,796 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 23:00:39,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 23:00:39,797 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 23:00:39,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 23:00:39,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 23:00:39,797 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 23:00:39,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 23:00:39,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 23:00:39,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 23:00:39,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 23:00:39,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 23:00:39,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 23:00:39,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 23:00:39,799 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 23:00:39,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 23:00:39,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 23:00:39,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 23:00:39,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 23:00:39,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:00:39,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 23:00:39,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 23:00:39,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 23:00:39,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 23:00:39,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 23:00:39,801 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 23:00:39,802 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 23:00:39,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 23:00:39,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2022-07-13 23:00:40,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 23:00:40,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 23:00:40,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 23:00:40,027 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 23:00:40,027 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 23:00:40,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2022-07-13 23:00:40,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc731ca5/9dd19ae4975b47beb11c5c7b0e89911e/FLAGa874d6720 [2022-07-13 23:00:40,577 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 23:00:40,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2022-07-13 23:00:40,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc731ca5/9dd19ae4975b47beb11c5c7b0e89911e/FLAGa874d6720 [2022-07-13 23:00:40,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc731ca5/9dd19ae4975b47beb11c5c7b0e89911e [2022-07-13 23:00:40,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 23:00:40,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 23:00:40,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 23:00:40,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 23:00:40,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 23:00:40,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:00:40" (1/1) ... [2022-07-13 23:00:40,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21654695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:40, skipping insertion in model container [2022-07-13 23:00:40,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:00:40" (1/1) ... [2022-07-13 23:00:40,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 23:00:40,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 23:00:41,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2022-07-13 23:00:41,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:00:41,892 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 23:00:42,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2022-07-13 23:00:42,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:00:42,288 INFO L208 MainTranslator]: Completed translation [2022-07-13 23:00:42,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42 WrapperNode [2022-07-13 23:00:42,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 23:00:42,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 23:00:42,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 23:00:42,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 23:00:42,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,465 INFO L137 Inliner]: procedures = 200, calls = 1489, calls flagged for inlining = 98, calls inlined = 84, statements flattened = 3372 [2022-07-13 23:00:42,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 23:00:42,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 23:00:42,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 23:00:42,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 23:00:42,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 23:00:42,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 23:00:42,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 23:00:42,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 23:00:42,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (1/1) ... [2022-07-13 23:00:42,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:00:42,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:42,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-13 23:00:42,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-13 23:00:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-13 23:00:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-13 23:00:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-13 23:00:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-13 23:00:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-13 23:00:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-13 23:00:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-13 23:00:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-13 23:00:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-13 23:00:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-13 23:00:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-07-13 23:00:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-07-13 23:00:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-13 23:00:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-13 23:00:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-13 23:00:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-13 23:00:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-13 23:00:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-13 23:00:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-13 23:00:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-13 23:00:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-13 23:00:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-13 23:00:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-13 23:00:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-13 23:00:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-13 23:00:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-13 23:00:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-13 23:00:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-13 23:00:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 23:00:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-13 23:00:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-07-13 23:00:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-07-13 23:00:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-13 23:00:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-13 23:00:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-13 23:00:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-13 23:00:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-07-13 23:00:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-07-13 23:00:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 23:00:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-13 23:00:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-13 23:00:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-13 23:00:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-13 23:00:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-13 23:00:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-13 23:00:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-13 23:00:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-07-13 23:00:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-07-13 23:00:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-13 23:00:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-13 23:00:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2022-07-13 23:00:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2022-07-13 23:00:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-13 23:00:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-13 23:00:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-13 23:00:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-13 23:00:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2022-07-13 23:00:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2022-07-13 23:00:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-13 23:00:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-13 23:00:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-13 23:00:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-13 23:00:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-13 23:00:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-13 23:00:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-13 23:00:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-13 23:00:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 23:00:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-13 23:00:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-13 23:00:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-07-13 23:00:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-07-13 23:00:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-13 23:00:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-13 23:00:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2022-07-13 23:00:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2022-07-13 23:00:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-13 23:00:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-13 23:00:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 23:00:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-13 23:00:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-13 23:00:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-13 23:00:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-13 23:00:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2022-07-13 23:00:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2022-07-13 23:00:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-13 23:00:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-13 23:00:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-13 23:00:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 23:00:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2022-07-13 23:00:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2022-07-13 23:00:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-13 23:00:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-13 23:00:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-13 23:00:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2022-07-13 23:00:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2022-07-13 23:00:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2022-07-13 23:00:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2022-07-13 23:00:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-13 23:00:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-13 23:00:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-13 23:00:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-13 23:00:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-13 23:00:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-13 23:00:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2022-07-13 23:00:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2022-07-13 23:00:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-13 23:00:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-13 23:00:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-13 23:00:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-13 23:00:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-13 23:00:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-13 23:00:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-13 23:00:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-13 23:00:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2022-07-13 23:00:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2022-07-13 23:00:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 23:00:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-13 23:00:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-13 23:00:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-07-13 23:00:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-07-13 23:00:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-13 23:00:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-13 23:00:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-13 23:00:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-13 23:00:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 23:00:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 23:00:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-13 23:00:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-13 23:00:43,146 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 23:00:43,148 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 23:00:43,628 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:00:43,632 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:00:43,636 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:00:43,636 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:00:43,637 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:00:43,637 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:00:43,641 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##252: assume !false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##251: assume false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##283: assume !false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##282: assume false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##289: assume !false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##288: assume false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##238: assume !false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##237: assume false; [2022-07-13 23:00:45,054 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##438: assume false; [2022-07-13 23:00:45,055 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##439: assume !false; [2022-07-13 23:00:45,055 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2022-07-13 23:00:45,055 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2022-07-13 23:00:45,055 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##115: assume false; [2022-07-13 23:00:45,055 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2022-07-13 23:00:45,103 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 23:00:45,113 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 23:00:45,114 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 23:00:45,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:00:45 BoogieIcfgContainer [2022-07-13 23:00:45,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 23:00:45,118 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 23:00:45,118 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 23:00:45,120 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 23:00:45,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 11:00:40" (1/3) ... [2022-07-13 23:00:45,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:00:45, skipping insertion in model container [2022-07-13 23:00:45,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:00:42" (2/3) ... [2022-07-13 23:00:45,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:00:45, skipping insertion in model container [2022-07-13 23:00:45,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:00:45" (3/3) ... [2022-07-13 23:00:45,123 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2022-07-13 23:00:45,132 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 23:00:45,133 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 23:00:45,179 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 23:00:45,183 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@14da8654, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@410a6cde [2022-07-13 23:00:45,184 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 23:00:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand has 1095 states, 777 states have (on average 1.3153153153153154) internal successors, (1022), 785 states have internal predecessors, (1022), 260 states have call successors, (260), 56 states have call predecessors, (260), 56 states have return successors, (260), 260 states have call predecessors, (260), 260 states have call successors, (260) [2022-07-13 23:00:45,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-13 23:00:45,199 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:45,199 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:45,200 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:45,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:45,208 INFO L85 PathProgramCache]: Analyzing trace with hash -698303565, now seen corresponding path program 1 times [2022-07-13 23:00:45,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:45,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453757977] [2022-07-13 23:00:45,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:45,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:45,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-13 23:00:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:45,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-13 23:00:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:45,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:45,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453757977] [2022-07-13 23:00:45,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453757977] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:00:45,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:00:45,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:00:45,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686943917] [2022-07-13 23:00:45,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:00:45,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:00:45,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:45,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:00:45,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:00:45,580 INFO L87 Difference]: Start difference. First operand has 1095 states, 777 states have (on average 1.3153153153153154) internal successors, (1022), 785 states have internal predecessors, (1022), 260 states have call successors, (260), 56 states have call predecessors, (260), 56 states have return successors, (260), 260 states have call predecessors, (260), 260 states have call successors, (260) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:00:45,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:45,722 INFO L93 Difference]: Finished difference Result 2185 states and 3091 transitions. [2022-07-13 23:00:45,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:00:45,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-07-13 23:00:45,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:45,744 INFO L225 Difference]: With dead ends: 2185 [2022-07-13 23:00:45,744 INFO L226 Difference]: Without dead ends: 1091 [2022-07-13 23:00:45,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:00:45,762 INFO L413 NwaCegarLoop]: 1521 mSDtfsCounter, 1 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3040 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:45,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3040 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:00:45,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2022-07-13 23:00:45,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 1090. [2022-07-13 23:00:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1090 states, 774 states have (on average 1.2945736434108528) internal successors, (1002), 780 states have internal predecessors, (1002), 260 states have call successors, (260), 56 states have call predecessors, (260), 55 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2022-07-13 23:00:45,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 1090 states and 1520 transitions. [2022-07-13 23:00:45,866 INFO L78 Accepts]: Start accepts. Automaton has 1090 states and 1520 transitions. Word has length 21 [2022-07-13 23:00:45,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:45,869 INFO L495 AbstractCegarLoop]: Abstraction has 1090 states and 1520 transitions. [2022-07-13 23:00:45,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:00:45,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1520 transitions. [2022-07-13 23:00:45,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-13 23:00:45,872 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:45,872 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:45,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 23:00:45,872 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:45,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:45,873 INFO L85 PathProgramCache]: Analyzing trace with hash 83203695, now seen corresponding path program 1 times [2022-07-13 23:00:45,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:45,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167690118] [2022-07-13 23:00:45,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:45,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:45,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-13 23:00:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:46,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 23:00:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:46,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:46,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:46,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167690118] [2022-07-13 23:00:46,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167690118] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:46,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106682879] [2022-07-13 23:00:46,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:46,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:46,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:46,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:46,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 23:00:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:46,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 23:00:46,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 23:00:46,439 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:00:46,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106682879] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:00:46,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 23:00:46,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-07-13 23:00:46,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209567712] [2022-07-13 23:00:46,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:00:46,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:00:46,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:46,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:00:46,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:00:46,442 INFO L87 Difference]: Start difference. First operand 1090 states and 1520 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:00:46,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:46,521 INFO L93 Difference]: Finished difference Result 3242 states and 4526 transitions. [2022-07-13 23:00:46,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:00:46,522 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-07-13 23:00:46,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:46,530 INFO L225 Difference]: With dead ends: 3242 [2022-07-13 23:00:46,531 INFO L226 Difference]: Without dead ends: 2160 [2022-07-13 23:00:46,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:00:46,535 INFO L413 NwaCegarLoop]: 2045 mSDtfsCounter, 1494 mSDsluCounter, 1498 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 3543 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:46,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1494 Valid, 3543 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:00:46,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2160 states. [2022-07-13 23:00:46,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2160 to 2157. [2022-07-13 23:00:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2157 states, 1530 states have (on average 1.29281045751634) internal successors, (1978), 1541 states have internal predecessors, (1978), 516 states have call successors, (516), 111 states have call predecessors, (516), 110 states have return successors, (514), 514 states have call predecessors, (514), 514 states have call successors, (514) [2022-07-13 23:00:46,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 3008 transitions. [2022-07-13 23:00:46,645 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 3008 transitions. Word has length 23 [2022-07-13 23:00:46,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:46,645 INFO L495 AbstractCegarLoop]: Abstraction has 2157 states and 3008 transitions. [2022-07-13 23:00:46,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:00:46,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 3008 transitions. [2022-07-13 23:00:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-07-13 23:00:46,654 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:46,654 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:46,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-13 23:00:46,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:46,874 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:46,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:46,874 INFO L85 PathProgramCache]: Analyzing trace with hash -17323993, now seen corresponding path program 1 times [2022-07-13 23:00:46,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:46,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471947420] [2022-07-13 23:00:46,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:46,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:46,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-13 23:00:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:46,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 23:00:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:46,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 23:00:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:46,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:46,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471947420] [2022-07-13 23:00:46,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471947420] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:46,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077542851] [2022-07-13 23:00:46,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:46,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:46,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:46,961 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:46,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-13 23:00:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:47,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 1091 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 23:00:47,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:47,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:00:47,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:47,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077542851] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:00:47,343 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 23:00:47,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-07-13 23:00:47,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102941316] [2022-07-13 23:00:47,344 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 23:00:47,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 23:00:47,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:47,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 23:00:47,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-13 23:00:47,345 INFO L87 Difference]: Start difference. First operand 2157 states and 3008 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:00:47,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:47,416 INFO L93 Difference]: Finished difference Result 4314 states and 6018 transitions. [2022-07-13 23:00:47,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 23:00:47,417 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 43 [2022-07-13 23:00:47,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:47,425 INFO L225 Difference]: With dead ends: 4314 [2022-07-13 23:00:47,427 INFO L226 Difference]: Without dead ends: 2163 [2022-07-13 23:00:47,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-13 23:00:47,434 INFO L413 NwaCegarLoop]: 1516 mSDtfsCounter, 6 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4544 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:47,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4544 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:00:47,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2163 states. [2022-07-13 23:00:47,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2163 to 2163. [2022-07-13 23:00:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2163 states, 1536 states have (on average 1.2916666666666667) internal successors, (1984), 1547 states have internal predecessors, (1984), 516 states have call successors, (516), 111 states have call predecessors, (516), 110 states have return successors, (514), 514 states have call predecessors, (514), 514 states have call successors, (514) [2022-07-13 23:00:47,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 2163 states and 3014 transitions. [2022-07-13 23:00:47,488 INFO L78 Accepts]: Start accepts. Automaton has 2163 states and 3014 transitions. Word has length 43 [2022-07-13 23:00:47,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:47,489 INFO L495 AbstractCegarLoop]: Abstraction has 2163 states and 3014 transitions. [2022-07-13 23:00:47,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:00:47,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 3014 transitions. [2022-07-13 23:00:47,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-07-13 23:00:47,493 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:47,493 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:47,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-13 23:00:47,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-07-13 23:00:47,713 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:47,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:47,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1685691483, now seen corresponding path program 2 times [2022-07-13 23:00:47,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:47,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903767455] [2022-07-13 23:00:47,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:47,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:47,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 23:00:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:47,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-13 23:00:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:47,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-13 23:00:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:47,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:47,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903767455] [2022-07-13 23:00:47,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903767455] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:47,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988186606] [2022-07-13 23:00:47,816 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 23:00:47,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:47,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:47,818 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:47,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-13 23:00:48,169 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-13 23:00:48,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 23:00:48,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 1076 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-13 23:00:48,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:48,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-07-13 23:00:48,205 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:00:48,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988186606] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:00:48,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 23:00:48,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2022-07-13 23:00:48,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151447440] [2022-07-13 23:00:48,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:00:48,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 23:00:48,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:48,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 23:00:48,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-07-13 23:00:48,213 INFO L87 Difference]: Start difference. First operand 2163 states and 3014 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:00:48,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:48,710 INFO L93 Difference]: Finished difference Result 6226 states and 8961 transitions. [2022-07-13 23:00:48,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 23:00:48,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 49 [2022-07-13 23:00:48,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:48,727 INFO L225 Difference]: With dead ends: 6226 [2022-07-13 23:00:48,728 INFO L226 Difference]: Without dead ends: 4082 [2022-07-13 23:00:48,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-07-13 23:00:48,736 INFO L413 NwaCegarLoop]: 2766 mSDtfsCounter, 2259 mSDsluCounter, 6571 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2452 SdHoareTripleChecker+Valid, 9337 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:48,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2452 Valid, 9337 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-13 23:00:48,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-07-13 23:00:48,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 2092. [2022-07-13 23:00:48,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 1490 states have (on average 1.2906040268456376) internal successors, (1923), 1500 states have internal predecessors, (1923), 491 states have call successors, (491), 111 states have call predecessors, (491), 110 states have return successors, (489), 489 states have call predecessors, (489), 489 states have call successors, (489) [2022-07-13 23:00:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2903 transitions. [2022-07-13 23:00:48,853 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2903 transitions. Word has length 49 [2022-07-13 23:00:48,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:48,854 INFO L495 AbstractCegarLoop]: Abstraction has 2092 states and 2903 transitions. [2022-07-13 23:00:48,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:00:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2903 transitions. [2022-07-13 23:00:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-07-13 23:00:48,855 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:48,855 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:48,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-13 23:00:49,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:49,070 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:49,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:49,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1276549099, now seen corresponding path program 1 times [2022-07-13 23:00:49,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:49,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485077808] [2022-07-13 23:00:49,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:49,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:49,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 23:00:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:49,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-13 23:00:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:49,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-13 23:00:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:49,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:49,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485077808] [2022-07-13 23:00:49,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485077808] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:49,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [676491907] [2022-07-13 23:00:49,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:49,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:49,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:49,203 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:49,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-13 23:00:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:49,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-13 23:00:49,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:49,630 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:49,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:00:49,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:49,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [676491907] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:00:49,687 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 23:00:49,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-07-13 23:00:49,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752230018] [2022-07-13 23:00:49,687 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 23:00:49,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-13 23:00:49,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:49,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-13 23:00:49,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-07-13 23:00:49,688 INFO L87 Difference]: Start difference. First operand 2092 states and 2903 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:00:49,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:49,769 INFO L93 Difference]: Finished difference Result 4184 states and 5811 transitions. [2022-07-13 23:00:49,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-13 23:00:49,770 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 51 [2022-07-13 23:00:49,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:49,777 INFO L225 Difference]: With dead ends: 4184 [2022-07-13 23:00:49,777 INFO L226 Difference]: Without dead ends: 2104 [2022-07-13 23:00:49,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-07-13 23:00:49,783 INFO L413 NwaCegarLoop]: 1516 mSDtfsCounter, 10 mSDsluCounter, 4542 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 6058 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:49,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 6058 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:00:49,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2104 states. [2022-07-13 23:00:49,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2104 to 2104. [2022-07-13 23:00:49,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 1502 states have (on average 1.2882822902796272) internal successors, (1935), 1512 states have internal predecessors, (1935), 491 states have call successors, (491), 111 states have call predecessors, (491), 110 states have return successors, (489), 489 states have call predecessors, (489), 489 states have call successors, (489) [2022-07-13 23:00:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 2915 transitions. [2022-07-13 23:00:49,833 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 2915 transitions. Word has length 51 [2022-07-13 23:00:49,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:49,833 INFO L495 AbstractCegarLoop]: Abstraction has 2104 states and 2915 transitions. [2022-07-13 23:00:49,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:00:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2915 transitions. [2022-07-13 23:00:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-13 23:00:49,835 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:49,835 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:49,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-13 23:00:50,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:50,048 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:50,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:50,048 INFO L85 PathProgramCache]: Analyzing trace with hash -239701635, now seen corresponding path program 2 times [2022-07-13 23:00:50,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:50,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601194479] [2022-07-13 23:00:50,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:50,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:50,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 23:00:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:50,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-13 23:00:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:50,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-13 23:00:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:50,229 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:50,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:50,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601194479] [2022-07-13 23:00:50,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601194479] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:50,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107839575] [2022-07-13 23:00:50,229 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 23:00:50,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:50,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:50,231 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:50,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-13 23:00:50,556 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-13 23:00:50,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 23:00:50,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 23:00:50,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-07-13 23:00:50,653 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:00:50,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107839575] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:00:50,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 23:00:50,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 15 [2022-07-13 23:00:50,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448983055] [2022-07-13 23:00:50,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:00:50,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:00:50,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:50,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:00:50,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2022-07-13 23:00:50,654 INFO L87 Difference]: Start difference. First operand 2104 states and 2915 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:00:51,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:51,655 INFO L93 Difference]: Finished difference Result 3108 states and 4306 transitions. [2022-07-13 23:00:51,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 23:00:51,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 63 [2022-07-13 23:00:51,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:51,667 INFO L225 Difference]: With dead ends: 3108 [2022-07-13 23:00:51,667 INFO L226 Difference]: Without dead ends: 3105 [2022-07-13 23:00:51,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2022-07-13 23:00:51,669 INFO L413 NwaCegarLoop]: 2663 mSDtfsCounter, 3119 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 478 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3119 SdHoareTripleChecker+Valid, 3594 SdHoareTripleChecker+Invalid, 804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:51,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3119 Valid, 3594 Invalid, 804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 478 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-13 23:00:51,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3105 states. [2022-07-13 23:00:51,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3105 to 3098. [2022-07-13 23:00:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3098 states, 2210 states have (on average 1.290950226244344) internal successors, (2853), 2223 states have internal predecessors, (2853), 722 states have call successors, (722), 166 states have call predecessors, (722), 165 states have return successors, (722), 721 states have call predecessors, (722), 720 states have call successors, (722) [2022-07-13 23:00:51,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 3098 states and 4297 transitions. [2022-07-13 23:00:51,759 INFO L78 Accepts]: Start accepts. Automaton has 3098 states and 4297 transitions. Word has length 63 [2022-07-13 23:00:51,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:51,759 INFO L495 AbstractCegarLoop]: Abstraction has 3098 states and 4297 transitions. [2022-07-13 23:00:51,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:00:51,759 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 4297 transitions. [2022-07-13 23:00:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-07-13 23:00:51,760 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:51,761 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:51,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-13 23:00:51,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:51,979 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:51,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:51,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1014566241, now seen corresponding path program 1 times [2022-07-13 23:00:51,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:51,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250328845] [2022-07-13 23:00:51,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:51,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:52,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 23:00:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:52,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-13 23:00:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:52,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-13 23:00:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:52,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-13 23:00:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:52,125 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:52,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:52,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250328845] [2022-07-13 23:00:52,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250328845] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:52,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821913434] [2022-07-13 23:00:52,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:52,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:52,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:52,127 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:52,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-13 23:00:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:52,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 23:00:52,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:52,532 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:52,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:00:52,714 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:52,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821913434] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:00:52,714 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 23:00:52,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2022-07-13 23:00:52,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053686114] [2022-07-13 23:00:52,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 23:00:52,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-07-13 23:00:52,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:52,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-07-13 23:00:52,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2022-07-13 23:00:52,715 INFO L87 Difference]: Start difference. First operand 3098 states and 4297 transitions. Second operand has 25 states, 25 states have (on average 3.68) internal successors, (92), 25 states have internal predecessors, (92), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-13 23:00:52,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:52,877 INFO L93 Difference]: Finished difference Result 6196 states and 8605 transitions. [2022-07-13 23:00:52,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-07-13 23:00:52,877 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 3.68) internal successors, (92), 25 states have internal predecessors, (92), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 67 [2022-07-13 23:00:52,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:52,889 INFO L225 Difference]: With dead ends: 6196 [2022-07-13 23:00:52,890 INFO L226 Difference]: Without dead ends: 3122 [2022-07-13 23:00:52,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2022-07-13 23:00:52,897 INFO L413 NwaCegarLoop]: 1516 mSDtfsCounter, 22 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 4544 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:52,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 4544 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:00:52,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3122 states. [2022-07-13 23:00:52,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3122 to 3122. [2022-07-13 23:00:52,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3122 states, 2234 states have (on average 1.2878245299910474) internal successors, (2877), 2247 states have internal predecessors, (2877), 722 states have call successors, (722), 166 states have call predecessors, (722), 165 states have return successors, (722), 721 states have call predecessors, (722), 720 states have call successors, (722) [2022-07-13 23:00:52,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 3122 states and 4321 transitions. [2022-07-13 23:00:52,977 INFO L78 Accepts]: Start accepts. Automaton has 3122 states and 4321 transitions. Word has length 67 [2022-07-13 23:00:52,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:52,977 INFO L495 AbstractCegarLoop]: Abstraction has 3122 states and 4321 transitions. [2022-07-13 23:00:52,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.68) internal successors, (92), 25 states have internal predecessors, (92), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-13 23:00:52,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 4321 transitions. [2022-07-13 23:00:52,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-07-13 23:00:52,978 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:52,978 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:52,998 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-07-13 23:00:53,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:53,201 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:53,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:53,202 INFO L85 PathProgramCache]: Analyzing trace with hash -722564753, now seen corresponding path program 2 times [2022-07-13 23:00:53,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:53,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552810390] [2022-07-13 23:00:53,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:53,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:53,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-13 23:00:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:53,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-13 23:00:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:53,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-13 23:00:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:53,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-13 23:00:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:53,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:53,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552810390] [2022-07-13 23:00:53,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552810390] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:53,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074401266] [2022-07-13 23:00:53,565 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 23:00:53,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:53,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:53,580 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:53,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-13 23:00:53,918 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-13 23:00:53,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 23:00:53,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 23:00:53,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:53,967 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2022-07-13 23:00:53,967 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:00:53,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074401266] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:00:53,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 23:00:53,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [25] total 28 [2022-07-13 23:00:53,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740721190] [2022-07-13 23:00:53,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:00:53,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 23:00:53,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:53,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 23:00:53,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=450, Unknown=0, NotChecked=0, Total=756 [2022-07-13 23:00:53,969 INFO L87 Difference]: Start difference. First operand 3122 states and 4321 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 23:00:54,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:54,476 INFO L93 Difference]: Finished difference Result 6524 states and 9258 transitions. [2022-07-13 23:00:54,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:00:54,477 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 91 [2022-07-13 23:00:54,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:54,495 INFO L225 Difference]: With dead ends: 6524 [2022-07-13 23:00:54,495 INFO L226 Difference]: Without dead ends: 4450 [2022-07-13 23:00:54,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=316, Invalid=554, Unknown=0, NotChecked=0, Total=870 [2022-07-13 23:00:54,501 INFO L413 NwaCegarLoop]: 2242 mSDtfsCounter, 2105 mSDsluCounter, 4644 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 656 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2105 SdHoareTripleChecker+Valid, 6886 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 656 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:54,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2105 Valid, 6886 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [656 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-13 23:00:54,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2022-07-13 23:00:54,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 3122. [2022-07-13 23:00:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3122 states, 2234 states have (on average 1.2873769024171888) internal successors, (2876), 2247 states have internal predecessors, (2876), 722 states have call successors, (722), 166 states have call predecessors, (722), 165 states have return successors, (722), 721 states have call predecessors, (722), 720 states have call successors, (722) [2022-07-13 23:00:54,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 3122 states and 4320 transitions. [2022-07-13 23:00:54,603 INFO L78 Accepts]: Start accepts. Automaton has 3122 states and 4320 transitions. Word has length 91 [2022-07-13 23:00:54,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:54,603 INFO L495 AbstractCegarLoop]: Abstraction has 3122 states and 4320 transitions. [2022-07-13 23:00:54,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 23:00:54,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 4320 transitions. [2022-07-13 23:00:54,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-13 23:00:54,605 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:54,605 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:54,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-13 23:00:54,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:54,828 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:54,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:54,828 INFO L85 PathProgramCache]: Analyzing trace with hash -942413972, now seen corresponding path program 1 times [2022-07-13 23:00:54,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:54,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645128417] [2022-07-13 23:00:54,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:54,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:55,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-13 23:00:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:55,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-13 23:00:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-13 23:00:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:55,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-13 23:00:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:55,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-13 23:00:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:55,217 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:55,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:55,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645128417] [2022-07-13 23:00:55,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645128417] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:00:55,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396778912] [2022-07-13 23:00:55,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:55,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:00:55,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:00:55,240 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:00:55,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-13 23:00:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:55,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 1444 conjuncts, 24 conjunts are in the unsatisfiable core [2022-07-13 23:00:55,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:00:55,767 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:55,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:00:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:00:56,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [396778912] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:00:56,058 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 23:00:56,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 36 [2022-07-13 23:00:56,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644308165] [2022-07-13 23:00:56,059 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 23:00:56,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-07-13 23:00:56,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:56,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-07-13 23:00:56,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=597, Invalid=663, Unknown=0, NotChecked=0, Total=1260 [2022-07-13 23:00:56,061 INFO L87 Difference]: Start difference. First operand 3122 states and 4320 transitions. Second operand has 36 states, 36 states have (on average 3.4722222222222223) internal successors, (125), 35 states have internal predecessors, (125), 1 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-13 23:00:57,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:00:57,703 INFO L93 Difference]: Finished difference Result 6218 states and 8623 transitions. [2022-07-13 23:00:57,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-07-13 23:00:57,704 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.4722222222222223) internal successors, (125), 35 states have internal predecessors, (125), 1 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 100 [2022-07-13 23:00:57,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:00:57,726 INFO L225 Difference]: With dead ends: 6218 [2022-07-13 23:00:57,727 INFO L226 Difference]: Without dead ends: 3144 [2022-07-13 23:00:57,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=597, Invalid=663, Unknown=0, NotChecked=0, Total=1260 [2022-07-13 23:00:57,734 INFO L413 NwaCegarLoop]: 1476 mSDtfsCounter, 310 mSDsluCounter, 4501 mSDsCounter, 0 mSdLazyCounter, 2610 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 5977 SdHoareTripleChecker+Invalid, 2880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 2610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-13 23:00:57,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 5977 Invalid, 2880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 2610 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-13 23:00:57,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3144 states. [2022-07-13 23:00:57,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3144 to 3144. [2022-07-13 23:00:57,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3144 states, 2255 states have (on average 1.28470066518847) internal successors, (2897), 2269 states have internal predecessors, (2897), 722 states have call successors, (722), 166 states have call predecessors, (722), 166 states have return successors, (723), 721 states have call predecessors, (723), 720 states have call successors, (723) [2022-07-13 23:00:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 3144 states and 4342 transitions. [2022-07-13 23:00:57,819 INFO L78 Accepts]: Start accepts. Automaton has 3144 states and 4342 transitions. Word has length 100 [2022-07-13 23:00:57,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:00:57,819 INFO L495 AbstractCegarLoop]: Abstraction has 3144 states and 4342 transitions. [2022-07-13 23:00:57,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.4722222222222223) internal successors, (125), 35 states have internal predecessors, (125), 1 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-13 23:00:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 4342 transitions. [2022-07-13 23:00:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-13 23:00:57,822 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:00:57,822 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:00:57,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-13 23:00:58,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-07-13 23:00:58,044 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:00:58,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:00:58,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1269691412, now seen corresponding path program 2 times [2022-07-13 23:00:58,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:00:58,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506444200] [2022-07-13 23:00:58,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:00:58,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:00:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:58,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 23:00:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:58,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 23:00:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:58,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-13 23:00:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:58,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-13 23:00:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:58,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-13 23:00:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:00:58,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:00:58,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:00:58,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506444200] [2022-07-13 23:00:58,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506444200] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:00:58,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:00:58,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-13 23:00:58,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045616253] [2022-07-13 23:00:58,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:00:58,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-13 23:00:58,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:00:58,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-13 23:00:58,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-13 23:00:58,330 INFO L87 Difference]: Start difference. First operand 3144 states and 4342 transitions. Second operand has 8 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-07-13 23:01:04,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:04,485 INFO L93 Difference]: Finished difference Result 9279 states and 13171 transitions. [2022-07-13 23:01:04,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-13 23:01:04,486 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 120 [2022-07-13 23:01:04,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:04,509 INFO L225 Difference]: With dead ends: 9279 [2022-07-13 23:01:04,510 INFO L226 Difference]: Without dead ends: 6210 [2022-07-13 23:01:04,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2022-07-13 23:01:04,517 INFO L413 NwaCegarLoop]: 3467 mSDtfsCounter, 3182 mSDsluCounter, 11308 mSDsCounter, 0 mSdLazyCounter, 7442 mSolverCounterSat, 1864 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3413 SdHoareTripleChecker+Valid, 14775 SdHoareTripleChecker+Invalid, 9306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1864 IncrementalHoareTripleChecker+Valid, 7442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:04,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3413 Valid, 14775 Invalid, 9306 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1864 Valid, 7442 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-07-13 23:01:04,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6210 states. [2022-07-13 23:01:04,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6210 to 4133. [2022-07-13 23:01:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4133 states, 2958 states have (on average 1.2853279242731575) internal successors, (3802), 2977 states have internal predecessors, (3802), 953 states have call successors, (953), 221 states have call predecessors, (953), 221 states have return successors, (953), 951 states have call predecessors, (953), 951 states have call successors, (953) [2022-07-13 23:01:04,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 5708 transitions. [2022-07-13 23:01:04,749 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 5708 transitions. Word has length 120 [2022-07-13 23:01:04,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:04,749 INFO L495 AbstractCegarLoop]: Abstraction has 4133 states and 5708 transitions. [2022-07-13 23:01:04,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-07-13 23:01:04,749 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 5708 transitions. [2022-07-13 23:01:04,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-07-13 23:01:04,752 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:04,753 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:04,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-13 23:01:04,753 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:04,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:04,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1669807668, now seen corresponding path program 1 times [2022-07-13 23:01:04,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:01:04,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859867257] [2022-07-13 23:01:04,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:04,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:01:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:04,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 23:01:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:04,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 23:01:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:04,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-13 23:01:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:04,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-13 23:01:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:04,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-13 23:01:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:01:04,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:01:04,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859867257] [2022-07-13 23:01:04,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859867257] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:04,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:04,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 23:01:04,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622120069] [2022-07-13 23:01:04,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:04,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 23:01:04,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:01:04,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 23:01:04,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 23:01:04,987 INFO L87 Difference]: Start difference. First operand 4133 states and 5708 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-13 23:01:08,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:08,494 INFO L93 Difference]: Finished difference Result 8290 states and 11484 transitions. [2022-07-13 23:01:08,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 23:01:08,495 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) Word has length 122 [2022-07-13 23:01:08,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:08,512 INFO L225 Difference]: With dead ends: 8290 [2022-07-13 23:01:08,512 INFO L226 Difference]: Without dead ends: 6210 [2022-07-13 23:01:08,520 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2022-07-13 23:01:08,521 INFO L413 NwaCegarLoop]: 1703 mSDtfsCounter, 3740 mSDsluCounter, 3388 mSDsCounter, 0 mSdLazyCounter, 4513 mSolverCounterSat, 1277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4185 SdHoareTripleChecker+Valid, 5091 SdHoareTripleChecker+Invalid, 5790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1277 IncrementalHoareTripleChecker+Valid, 4513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:08,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4185 Valid, 5091 Invalid, 5790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1277 Valid, 4513 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-07-13 23:01:08,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6210 states. [2022-07-13 23:01:08,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6210 to 5206. [2022-07-13 23:01:08,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5206 states, 3719 states have (on average 1.2869050820112933) internal successors, (4786), 3744 states have internal predecessors, (4786), 1209 states have call successors, (1209), 276 states have call predecessors, (1209), 277 states have return successors, (1210), 1207 states have call predecessors, (1210), 1207 states have call successors, (1210) [2022-07-13 23:01:08,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5206 states to 5206 states and 7205 transitions. [2022-07-13 23:01:08,872 INFO L78 Accepts]: Start accepts. Automaton has 5206 states and 7205 transitions. Word has length 122 [2022-07-13 23:01:08,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:08,873 INFO L495 AbstractCegarLoop]: Abstraction has 5206 states and 7205 transitions. [2022-07-13 23:01:08,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 1 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-13 23:01:08,873 INFO L276 IsEmpty]: Start isEmpty. Operand 5206 states and 7205 transitions. [2022-07-13 23:01:08,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-13 23:01:08,879 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:08,879 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:01:08,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-13 23:01:08,879 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:08,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:08,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1511953398, now seen corresponding path program 1 times [2022-07-13 23:01:08,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:01:08,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876512771] [2022-07-13 23:01:08,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:08,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:01:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 23:01:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 23:01:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-13 23:01:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-13 23:01:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-13 23:01:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-13 23:01:09,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 23:01:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-13 23:01:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:09,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2022-07-13 23:01:09,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:01:09,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876512771] [2022-07-13 23:01:09,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876512771] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:09,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:09,050 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:01:09,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373043901] [2022-07-13 23:01:09,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:09,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:01:09,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:01:09,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:01:09,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:09,051 INFO L87 Difference]: Start difference. First operand 5206 states and 7205 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-07-13 23:01:09,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:09,507 INFO L93 Difference]: Finished difference Result 13453 states and 19126 transitions. [2022-07-13 23:01:09,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:01:09,508 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 132 [2022-07-13 23:01:09,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:09,532 INFO L225 Difference]: With dead ends: 13453 [2022-07-13 23:01:09,532 INFO L226 Difference]: Without dead ends: 8322 [2022-07-13 23:01:09,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:09,549 INFO L413 NwaCegarLoop]: 2151 mSDtfsCounter, 670 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 878 SdHoareTripleChecker+Valid, 3638 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:09,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [878 Valid, 3638 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:01:09,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8322 states. [2022-07-13 23:01:10,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8322 to 8316. [2022-07-13 23:01:10,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8316 states, 5924 states have (on average 1.3080688723835245) internal successors, (7749), 5954 states have internal predecessors, (7749), 2114 states have call successors, (2114), 276 states have call predecessors, (2114), 277 states have return successors, (2115), 2112 states have call predecessors, (2115), 2112 states have call successors, (2115) [2022-07-13 23:01:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8316 states to 8316 states and 11978 transitions. [2022-07-13 23:01:10,149 INFO L78 Accepts]: Start accepts. Automaton has 8316 states and 11978 transitions. Word has length 132 [2022-07-13 23:01:10,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:10,149 INFO L495 AbstractCegarLoop]: Abstraction has 8316 states and 11978 transitions. [2022-07-13 23:01:10,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-07-13 23:01:10,150 INFO L276 IsEmpty]: Start isEmpty. Operand 8316 states and 11978 transitions. [2022-07-13 23:01:10,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-07-13 23:01:10,153 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:10,153 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:10,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-13 23:01:10,154 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:10,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:10,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1777151158, now seen corresponding path program 1 times [2022-07-13 23:01:10,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:01:10,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139811366] [2022-07-13 23:01:10,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:10,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:01:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:10,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 23:01:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:10,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 23:01:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:10,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-13 23:01:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:10,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-13 23:01:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:10,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 23:01:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:10,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-13 23:01:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:10,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:01:10,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:01:10,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139811366] [2022-07-13 23:01:10,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139811366] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:10,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:10,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:01:10,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447740366] [2022-07-13 23:01:10,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:10,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:01:10,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:01:10,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:01:10,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:01:10,279 INFO L87 Difference]: Start difference. First operand 8316 states and 11978 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-13 23:01:11,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:11,362 INFO L93 Difference]: Finished difference Result 12338 states and 18140 transitions. [2022-07-13 23:01:11,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:01:11,362 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 130 [2022-07-13 23:01:11,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:11,396 INFO L225 Difference]: With dead ends: 12338 [2022-07-13 23:01:11,396 INFO L226 Difference]: Without dead ends: 12330 [2022-07-13 23:01:11,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:01:11,402 INFO L413 NwaCegarLoop]: 2630 mSDtfsCounter, 1342 mSDsluCounter, 3541 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 6171 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:11,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1368 Valid, 6171 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-13 23:01:11,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12330 states. [2022-07-13 23:01:11,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12330 to 8322. [2022-07-13 23:01:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8322 states, 5928 states have (on average 1.3078609986504723) internal successors, (7753), 5958 states have internal predecessors, (7753), 2116 states have call successors, (2116), 276 states have call predecessors, (2116), 277 states have return successors, (2117), 2114 states have call predecessors, (2117), 2114 states have call successors, (2117) [2022-07-13 23:01:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8322 states to 8322 states and 11986 transitions. [2022-07-13 23:01:12,022 INFO L78 Accepts]: Start accepts. Automaton has 8322 states and 11986 transitions. Word has length 130 [2022-07-13 23:01:12,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:12,022 INFO L495 AbstractCegarLoop]: Abstraction has 8322 states and 11986 transitions. [2022-07-13 23:01:12,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-13 23:01:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 8322 states and 11986 transitions. [2022-07-13 23:01:12,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-07-13 23:01:12,025 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:12,026 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:01:12,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-13 23:01:12,026 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:12,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:12,026 INFO L85 PathProgramCache]: Analyzing trace with hash 263090750, now seen corresponding path program 1 times [2022-07-13 23:01:12,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:01:12,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183765326] [2022-07-13 23:01:12,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:12,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:01:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 23:01:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 23:01:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-13 23:01:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-13 23:01:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 23:01:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-13 23:01:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:01:12,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:01:12,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183765326] [2022-07-13 23:01:12,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183765326] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 23:01:12,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704500592] [2022-07-13 23:01:12,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:12,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 23:01:12,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:01:12,184 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 23:01:12,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-13 23:01:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:12,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 23:01:12,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:01:12,745 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:01:12,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [704500592] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:12,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 23:01:12,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2022-07-13 23:01:12,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378815895] [2022-07-13 23:01:12,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:12,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:01:12,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:01:12,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:01:12,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:01:12,747 INFO L87 Difference]: Start difference. First operand 8322 states and 11986 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-13 23:01:13,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:13,850 INFO L93 Difference]: Finished difference Result 16575 states and 23900 transitions. [2022-07-13 23:01:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 23:01:13,851 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 134 [2022-07-13 23:01:13,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:13,875 INFO L225 Difference]: With dead ends: 16575 [2022-07-13 23:01:13,875 INFO L226 Difference]: Without dead ends: 8328 [2022-07-13 23:01:13,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:01:13,897 INFO L413 NwaCegarLoop]: 1962 mSDtfsCounter, 1700 mSDsluCounter, 1316 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2097 SdHoareTripleChecker+Valid, 3278 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:13,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2097 Valid, 3278 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-13 23:01:13,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8328 states. [2022-07-13 23:01:14,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8328 to 8322. [2022-07-13 23:01:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8322 states, 5928 states have (on average 1.3061740890688258) internal successors, (7743), 5958 states have internal predecessors, (7743), 2116 states have call successors, (2116), 276 states have call predecessors, (2116), 277 states have return successors, (2117), 2114 states have call predecessors, (2117), 2114 states have call successors, (2117) [2022-07-13 23:01:14,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8322 states to 8322 states and 11976 transitions. [2022-07-13 23:01:14,477 INFO L78 Accepts]: Start accepts. Automaton has 8322 states and 11976 transitions. Word has length 134 [2022-07-13 23:01:14,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:14,478 INFO L495 AbstractCegarLoop]: Abstraction has 8322 states and 11976 transitions. [2022-07-13 23:01:14,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-13 23:01:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 8322 states and 11976 transitions. [2022-07-13 23:01:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-07-13 23:01:14,483 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:14,484 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 3, 3, 3, 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] [2022-07-13 23:01:14,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-13 23:01:14,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-07-13 23:01:14,703 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:14,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:14,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1797745225, now seen corresponding path program 1 times [2022-07-13 23:01:14,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:01:14,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227327261] [2022-07-13 23:01:14,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:01:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 23:01:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 23:01:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-13 23:01:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-13 23:01:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-13 23:01:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-13 23:01:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-13 23:01:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-13 23:01:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 23:01:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-13 23:01:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1039 trivial. 0 not checked. [2022-07-13 23:01:14,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:01:14,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227327261] [2022-07-13 23:01:14,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227327261] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:14,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:14,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:01:14,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881793675] [2022-07-13 23:01:14,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:14,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:01:14,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:01:14,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:01:14,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:01:14,821 INFO L87 Difference]: Start difference. First operand 8322 states and 11976 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-07-13 23:01:15,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:15,338 INFO L93 Difference]: Finished difference Result 15905 states and 22860 transitions. [2022-07-13 23:01:15,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 23:01:15,339 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 153 [2022-07-13 23:01:15,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:15,361 INFO L225 Difference]: With dead ends: 15905 [2022-07-13 23:01:15,361 INFO L226 Difference]: Without dead ends: 7646 [2022-07-13 23:01:15,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:01:15,380 INFO L413 NwaCegarLoop]: 1524 mSDtfsCounter, 13 mSDsluCounter, 3027 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 4551 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:15,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 4551 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:01:15,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7646 states. [2022-07-13 23:01:16,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7646 to 7636. [2022-07-13 23:01:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7636 states, 5440 states have (on average 1.3029411764705883) internal successors, (7088), 5469 states have internal predecessors, (7088), 1922 states have call successors, (1922), 272 states have call predecessors, (1922), 273 states have return successors, (1923), 1917 states have call predecessors, (1923), 1920 states have call successors, (1923) [2022-07-13 23:01:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7636 states to 7636 states and 10933 transitions. [2022-07-13 23:01:16,031 INFO L78 Accepts]: Start accepts. Automaton has 7636 states and 10933 transitions. Word has length 153 [2022-07-13 23:01:16,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:16,031 INFO L495 AbstractCegarLoop]: Abstraction has 7636 states and 10933 transitions. [2022-07-13 23:01:16,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-07-13 23:01:16,032 INFO L276 IsEmpty]: Start isEmpty. Operand 7636 states and 10933 transitions. [2022-07-13 23:01:16,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-13 23:01:16,036 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:16,036 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:01:16,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-13 23:01:16,036 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:16,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:16,037 INFO L85 PathProgramCache]: Analyzing trace with hash -22464381, now seen corresponding path program 1 times [2022-07-13 23:01:16,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:01:16,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029402580] [2022-07-13 23:01:16,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:16,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:01:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 23:01:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 23:01:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-13 23:01:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-13 23:01:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 23:01:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-13 23:01:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-13 23:01:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2022-07-13 23:01:16,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:01:16,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029402580] [2022-07-13 23:01:16,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029402580] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:16,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:16,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:01:16,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388843274] [2022-07-13 23:01:16,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:16,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:01:16,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:01:16,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:01:16,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:16,181 INFO L87 Difference]: Start difference. First operand 7636 states and 10933 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-07-13 23:01:16,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:16,799 INFO L93 Difference]: Finished difference Result 15170 states and 21743 transitions. [2022-07-13 23:01:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:01:16,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 150 [2022-07-13 23:01:16,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:16,820 INFO L225 Difference]: With dead ends: 15170 [2022-07-13 23:01:16,820 INFO L226 Difference]: Without dead ends: 7609 [2022-07-13 23:01:16,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:16,838 INFO L413 NwaCegarLoop]: 1510 mSDtfsCounter, 1469 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1469 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:16,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1469 Valid, 1510 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:01:16,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7609 states. [2022-07-13 23:01:17,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7609 to 7609. [2022-07-13 23:01:17,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7609 states, 5413 states have (on average 1.2994642527249214) internal successors, (7034), 5442 states have internal predecessors, (7034), 1922 states have call successors, (1922), 272 states have call predecessors, (1922), 273 states have return successors, (1923), 1917 states have call predecessors, (1923), 1920 states have call successors, (1923) [2022-07-13 23:01:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7609 states to 7609 states and 10879 transitions. [2022-07-13 23:01:17,407 INFO L78 Accepts]: Start accepts. Automaton has 7609 states and 10879 transitions. Word has length 150 [2022-07-13 23:01:17,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:17,407 INFO L495 AbstractCegarLoop]: Abstraction has 7609 states and 10879 transitions. [2022-07-13 23:01:17,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-07-13 23:01:17,407 INFO L276 IsEmpty]: Start isEmpty. Operand 7609 states and 10879 transitions. [2022-07-13 23:01:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-07-13 23:01:17,412 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:17,412 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:01:17,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-13 23:01:17,413 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:17,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:17,413 INFO L85 PathProgramCache]: Analyzing trace with hash 2097233277, now seen corresponding path program 1 times [2022-07-13 23:01:17,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:01:17,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882387903] [2022-07-13 23:01:17,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:17,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:01:17,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 23:01:17,671 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 23:01:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 23:01:17,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 23:01:17,944 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-13 23:01:17,945 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 23:01:17,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-13 23:01:17,949 INFO L356 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:17,953 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 23:01:18,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 11:01:18 BoogieIcfgContainer [2022-07-13 23:01:18,096 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 23:01:18,096 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 23:01:18,096 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 23:01:18,096 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 23:01:18,097 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:00:45" (3/4) ... [2022-07-13 23:01:18,099 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 23:01:18,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 23:01:18,099 INFO L158 Benchmark]: Toolchain (without parser) took 37255.17ms. Allocated memory was 134.2MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 95.6MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 210.9MB. Max. memory is 16.1GB. [2022-07-13 23:01:18,100 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 23:01:18,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1443.32ms. Allocated memory was 134.2MB in the beginning and 209.7MB in the end (delta: 75.5MB). Free memory was 95.3MB in the beginning and 98.1MB in the end (delta: -2.8MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2022-07-13 23:01:18,101 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.44ms. Allocated memory is still 209.7MB. Free memory was 98.1MB in the beginning and 143.0MB in the end (delta: -44.9MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2022-07-13 23:01:18,101 INFO L158 Benchmark]: Boogie Preprocessor took 144.15ms. Allocated memory is still 209.7MB. Free memory was 143.0MB in the beginning and 122.8MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-13 23:01:18,101 INFO L158 Benchmark]: RCFGBuilder took 2504.45ms. Allocated memory was 209.7MB in the beginning and 323.0MB in the end (delta: 113.2MB). Free memory was 121.7MB in the beginning and 161.9MB in the end (delta: -40.2MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2022-07-13 23:01:18,102 INFO L158 Benchmark]: TraceAbstraction took 32978.15ms. Allocated memory was 323.0MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 161.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. [2022-07-13 23:01:18,102 INFO L158 Benchmark]: Witness Printer took 2.81ms. Allocated memory is still 1.7GB. Free memory is still 1.4GB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 23:01:18,106 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1443.32ms. Allocated memory was 134.2MB in the beginning and 209.7MB in the end (delta: 75.5MB). Free memory was 95.3MB in the beginning and 98.1MB in the end (delta: -2.8MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.44ms. Allocated memory is still 209.7MB. Free memory was 98.1MB in the beginning and 143.0MB in the end (delta: -44.9MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.15ms. Allocated memory is still 209.7MB. Free memory was 143.0MB in the beginning and 122.8MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2504.45ms. Allocated memory was 209.7MB in the beginning and 323.0MB in the end (delta: 113.2MB). Free memory was 121.7MB in the beginning and 161.9MB in the end (delta: -40.2MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * TraceAbstraction took 32978.15ms. Allocated memory was 323.0MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 161.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. * Witness Printer took 2.81ms. Allocated memory is still 1.7GB. Free memory is still 1.4GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7949]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 7781, overapproximation of bitwiseOr at line 4779. Possible FailurePath: [L5238] static int fst_txq_low = 8; [L5239] static int fst_txq_high = 12; [L5240] static int fst_max_reads = 7; [L5241] static int fst_excluded_cards = 0; [L5242] static int fst_excluded_list[32U] ; [L5243-L5251] static struct pci_device_id const fst_pci_dev_id[8U] = { {5657U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 1UL}, {5657U, 1088U, 4294967295U, 4294967295U, 0U, 0U, 2UL}, {5657U, 1552U, 4294967295U, 4294967295U, 0U, 0U, 3UL}, {5657U, 1568U, 4294967295U, 4294967295U, 0U, 0U, 4UL}, {5657U, 1600U, 4294967295U, 4294967295U, 0U, 0U, 5UL}, {5657U, 5648U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {5657U, 5650U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L5252] struct pci_device_id const __mod_pci_device_table ; [L5257] static struct tasklet_struct fst_tx_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_tx_work_q, 0UL}; [L5258] static struct tasklet_struct fst_int_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_int_work_q, 0UL}; [L5259] static struct fst_card_info *fst_card_array[32U] ; [L5260] static spinlock_t fst_work_q_lock ; [L5261] static u64 fst_work_txq ; [L5262] static u64 fst_work_intq ; [L7341-L7342] static char *type_strings[7U] = { (char *)"no hardware", (char *)"FarSync T2P", (char *)"FarSync T4P", (char *)"FarSync T1U", (char *)"FarSync T2U", (char *)"FarSync T4U", (char *)"FarSync TE1"}; [L7394-L7427] static struct net_device_ops const fst_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, & fst_open, & fst_close, & hdlc_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & fst_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, & hdlc_change_mtu, (int (*)(struct net_device * , struct neigh_parms * ))0, & fst_tx_timeout, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L7745-L7759] static struct pci_driver fst_driver = {{(struct list_head *)0, (struct list_head *)0}, "fst", (struct pci_device_id const *)(& fst_pci_dev_id), & fst_add_one, & fst_remove_one, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * ))0, (int (*)(struct pci_dev * ))0, (void (*)(struct pci_dev * ))0, (struct pci_error_handlers *)0, {(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device * ))0, (int (*)(struct device * ))0, (void (*)(struct device * ))0, (int (*)(struct device * , pm_message_t ))0, (int (*)(struct device * ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}}; [L7800] int LDV_IN_INTERRUPT ; [L7953] int ldv_module_refcounter = 1; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, type_strings={53:0}] [L7802] struct net_device *var_group1 ; [L7803] int res_fst_open_36 ; [L7804] int res_fst_close_37 ; [L7805] struct ifreq *var_group2 ; [L7806] int var_fst_ioctl_33_p2 ; [L7807] struct pci_dev *var_group3 ; [L7808] struct pci_device_id const *var_fst_add_one_42_p1 ; [L7809] int res_fst_add_one_42 ; [L7810] int var_fst_intr_27_p0 ; [L7811] void *var_fst_intr_27_p1 ; [L7812] int ldv_s_fst_ops_net_device_ops ; [L7813] int ldv_s_fst_driver_pci_driver ; [L7814] int tmp ; [L7815] int tmp___0 ; [L7816] int tmp___1 ; [L7819] ldv_s_fst_ops_net_device_ops = 0 [L7820] ldv_s_fst_driver_pci_driver = 0 [L7821] LDV_IN_INTERRUPT = 1 [L7822] FCALL ldv_initialize() [L7823] CALL, EXPR fst_init() [L7761] int i ; [L7762] struct lock_class_key __key ; [L7763] int tmp ; [L7765] i = 0 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND FALSE !(i <= 31) VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7778] CALL spinlock_check(& fst_work_q_lock) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={50:0}, type_strings={53:0}] [L4600] return (& lock->ldv_6060.rlock); VAL [\result={50:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={50:0}, lock={50:0}, type_strings={53:0}] [L7778] RET spinlock_check(& fst_work_q_lock) VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, spinlock_check(& fst_work_q_lock)={50:0}, type_strings={53:0}] [L7779-L7780] FCALL __raw_spin_lock_init(& fst_work_q_lock.ldv_6060.rlock, "&(&fst_work_q_lock)->rlock", & __key) VAL [__key={60:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7781] CALL, EXPR __pci_register_driver(& fst_driver, & __this_module, "farsync") [L8074] return __VERIFIER_nondet_int(); [L7781] RET, EXPR __pci_register_driver(& fst_driver, & __this_module, "farsync") [L7781] tmp = __pci_register_driver(& fst_driver, & __this_module, "farsync") [L7783] return (tmp); [L7783] return (tmp); VAL [\result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp=0, type_strings={53:0}] [L7823] RET, EXPR fst_init() [L7823] tmp = fst_init() [L7825] COND FALSE !(tmp != 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, type_strings={53:0}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, tmp___1=-2, type_strings={53:0}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND TRUE tmp___0 == 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, tmp___0=0, tmp___1=-2, type_strings={53:0}] [L7855] COND TRUE ldv_s_fst_ops_net_device_ops == 0 [L7857] CALL, EXPR fst_open(var_group1) [L7167] int err ; [L7168] struct fst_port_info *port ; [L7169] struct hdlc_device *tmp ; [L7170] int tmp___0 ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7173] CALL, EXPR dev_to_hdlc(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L5204] void *tmp ; [L5207] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5064] return ((void *)dev + 2560U); VAL [\result={4294967308:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L5207] RET, EXPR netdev_priv((struct net_device const *)dev) [L5207] tmp = netdev_priv((struct net_device const *)dev) [L5209] return ((struct hdlc_device *)tmp); VAL [\result={4294967308:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp={4294967308:0}, type_strings={53:0}] [L7173] RET, EXPR dev_to_hdlc(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, dev_to_hdlc(dev)={4294967308:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7173] tmp = dev_to_hdlc(dev) [L7174] EXPR tmp->priv [L7174] port = (struct fst_port_info *)tmp->priv [L7175] CALL, EXPR ldv_try_module_get_1(& __this_module) [L8027] int tmp ; [L8030] CALL, EXPR ldv_try_module_get(module) [L7965] int module_get_succeeded ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={-60:61}, module={-60:61}, type_strings={53:0}] [L7967] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) [L7969] CALL, EXPR ldv_undefined_int() [L8154] return __VERIFIER_nondet_int(); [L7969] RET, EXPR ldv_undefined_int() [L7969] module_get_succeeded = ldv_undefined_int() [L7971] COND TRUE module_get_succeeded == 1 [L7972] ldv_module_refcounter = ldv_module_refcounter + 1 [L7973] return (1); VAL [\result=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-60:61}, module={-60:61}, module_get_succeeded=1, type_strings={53:0}] [L8030] RET, EXPR ldv_try_module_get(module) [L8030] tmp = ldv_try_module_get(module) [L8032] return (tmp); VAL [\result=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-60:61}, module={-60:61}, tmp=1, type_strings={53:0}] [L7175] RET, EXPR ldv_try_module_get_1(& __this_module) [L7175] tmp___0 = ldv_try_module_get_1(& __this_module) [L7177] COND FALSE !(tmp___0 == 0) [L7181] EXPR port->mode VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967314:0}, port->mode=4, tmp={4294967308:0}, tmp___0=1, type_strings={53:0}] [L7181] COND FALSE !(port->mode != 4) [L7195] CALL fst_openport(port) [L7102] int signals ; [L7103] int txq_length ; [L7104] unsigned int tmp ; [L7105] int tmp___0 ; [L7107] EXPR port->card [L7107] EXPR (port->card)->state VAL [(port->card)->state=62, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967314:0}, port={4294967314:0}, port->card={4294967335:-39}, type_strings={53:0}] [L7107] COND FALSE !((port->card)->state == 4U) [L7195] RET fst_openport(port) [L7196] CALL netif_wake_queue(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L5137] struct netdev_queue *tmp ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L5140] CALL, EXPR netdev_get_tx_queue((struct net_device const *)dev, 0U) VAL [\old(index)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L5058] EXPR dev->_tx [L5058] return ((struct netdev_queue *)dev->_tx + (unsigned long )index); [L5140] RET, EXPR netdev_get_tx_queue((struct net_device const *)dev, 0U) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, netdev_get_tx_queue((struct net_device const *)dev, 0U)={4294967331:0}, type_strings={53:0}] [L5140] tmp = netdev_get_tx_queue((struct net_device const *)dev, 0U) [L5141] CALL netif_tx_wake_queue(tmp) [L5111] int tmp ; [L5112] int tmp___0 ; [L5115] CALL, EXPR netpoll_trap() [L8174] return __VERIFIER_nondet_int(); [L5115] RET, EXPR netpoll_trap() [L5115] tmp = netpoll_trap() [L5117] COND TRUE tmp != 0 [L5119] CALL netif_tx_start_queue(dev_queue) [L5105] FCALL clear_bit(0, (unsigned long volatile *)(& dev_queue->state)) [L5119] RET netif_tx_start_queue(dev_queue) [L5141] RET netif_tx_wake_queue(tmp) [L7196] RET netif_wake_queue(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967314:0}, tmp={4294967308:0}, tmp___0=1, type_strings={53:0}] [L7198] return (0); VAL [\result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, dev={4294967308:-2560}, dev={4294967308:-2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967314:0}, tmp={4294967308:0}, tmp___0=1, type_strings={53:0}] [L7857] RET, EXPR fst_open(var_group1) [L7857] res_fst_open_36 = fst_open(var_group1) [L7858] FCALL ldv_check_return_value(res_fst_open_36) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, res_fst_open_36=0, tmp=0, tmp___0=0, tmp___1=-2, type_strings={53:0}, var_group1={4294967308:-2560}] [L7860] COND FALSE !(res_fst_open_36 < 0) [L7864] ldv_s_fst_ops_net_device_ops = ldv_s_fst_ops_net_device_ops + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=0, tmp___1=-2, type_strings={53:0}, var_group1={4294967308:-2560}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=0, tmp___1=-4, type_strings={53:0}, var_group1={4294967308:-2560}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND FALSE !(tmp___0 == 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=-4, type_strings={53:0}, var_group1={4294967308:-2560}] [L7837] COND FALSE !(tmp___0 == 1) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=-4, type_strings={53:0}, var_group1={4294967308:-2560}] [L7840] COND FALSE !(tmp___0 == 2) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=-4, type_strings={53:0}, var_group1={4294967308:-2560}] [L7843] COND FALSE !(tmp___0 == 3) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=-4, type_strings={53:0}, var_group1={4294967308:-2560}] [L7846] COND TRUE tmp___0 == 4 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=-4, type_strings={53:0}, var_group1={4294967308:-2560}] [L7893] COND TRUE ldv_s_fst_driver_pci_driver == 0 [L7895] CALL, EXPR fst_add_one(var_group3, var_fst_add_one_42_p1) [L7429] int no_of_cards_added ; [L7430] struct fst_card_info *card ; [L7431] int err ; [L7432] int i ; [L7433] bool __print_once ; [L7434] void *tmp ; [L7435] char *tmp___0 ; [L7436] void *tmp___1 ; [L7437] char *tmp___2 ; [L7438] void *tmp___3 ; [L7439] int tmp___4 ; [L7440] int tmp___5 ; [L7441] struct lock_class_key __key ; [L7442] struct net_device *dev ; [L7443] struct net_device *tmp___6 ; [L7444] hdlc_device *hdlc ; [L7445] int tmp___7 ; [L7446] struct hdlc_device *tmp___8 ; [L7447] int tmp___9 ; [L7449] no_of_cards_added = 0 [L7450] err = 0 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, ent={4294967303:4294967336}, ent={4294967303:4294967336}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967328:4294967320}, pdev={4294967328:4294967320}, type_strings={53:0}] [L7451] COND TRUE ! __print_once [L7453] __print_once = (bool )1 [L7458] COND FALSE !(fst_excluded_cards != 0) VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __print_once=1, __this_module={-60:61}, ent={4294967303:4294967336}, ent={4294967303:4294967336}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967328:4294967320}, pdev={4294967328:4294967320}, type_strings={53:0}] [L7480] CALL, EXPR kzalloc(1000UL, 208U) [L4776] void *tmp ; [L4779] CALL, EXPR kmalloc(size, flags | 32768U) [L4766] void *tmp___2 ; [L4769] CALL, EXPR __kmalloc(size, flags) [L8067] CALL, EXPR ldv_malloc(arg0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L8061] COND TRUE __VERIFIER_nondet_bool() [L8061] return 0; VAL [\old(size)=1000, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, type_strings={53:0}] [L8067] RET, EXPR ldv_malloc(arg0) VAL [\old(arg0)=1000, \old(arg1)=4294967299, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, arg0=1000, arg1=4294967299, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_malloc(arg0)={0:0}, ldv_module_refcounter=2, type_strings={53:0}] [L8067] return ldv_malloc(arg0); [L4769] RET, EXPR __kmalloc(size, flags) [L4769] tmp___2 = __kmalloc(size, flags) [L4771] return (tmp___2); VAL [\old(flags)=4294967299, \old(size)=1000, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, flags=4294967299, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp___2={0:0}, type_strings={53:0}] [L4779] RET, EXPR kmalloc(size, flags | 32768U) [L4779] tmp = kmalloc(size, flags | 32768U) [L4781] return (tmp); VAL [\old(flags)=208, \old(size)=1000, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, flags=208, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp={0:0}, type_strings={53:0}] [L7480] RET, EXPR kzalloc(1000UL, 208U) [L7480] tmp = kzalloc(1000UL, 208U) [L7481] card = (struct fst_card_info *)tmp VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __print_once=1, __this_module={-60:61}, card={0:0}, ent={4294967303:4294967336}, ent={4294967303:4294967336}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967328:4294967320}, pdev={4294967328:4294967320}, tmp={0:0}, type_strings={53:0}] [L7483] COND TRUE (unsigned long )card == (unsigned long )((struct fst_card_info *)0) [L7487] return (-12); [L7487] return (-12); VAL [\result=-12, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __print_once=1, __this_module={-60:61}, card={0:0}, ent={4294967303:4294967336}, ent={4294967303:4294967336}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967328:4294967320}, pdev={4294967328:4294967320}, tmp={0:0}, type_strings={53:0}] [L7895] RET, EXPR fst_add_one(var_group3, var_fst_add_one_42_p1) [L7895] res_fst_add_one_42 = fst_add_one(var_group3, var_fst_add_one_42_p1) [L7896] FCALL ldv_check_return_value(res_fst_add_one_42) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_add_one_42=-12, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=-4, type_strings={53:0}, var_fst_add_one_42_p1={4294967303:4294967336}, var_group1={4294967308:-2560}, var_group3={4294967328:4294967320}] [L7898] COND TRUE res_fst_add_one_42 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_add_one_42=-12, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=-4, type_strings={53:0}, var_fst_add_one_42_p1={4294967303:4294967336}, var_group1={4294967308:-2560}, var_group3={4294967328:4294967320}] [L7937] CALL fst_cleanup_module() [L7791] FCALL pci_unregister_driver(& fst_driver) [L7937] RET fst_cleanup_module() [L7941] CALL ldv_check_final_state() [L8017] COND TRUE ldv_module_refcounter != 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L8019] CALL ldv_blast_assert() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L7949] reach_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-60:61}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 57 procedures, 1095 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.8s, OverallIterations: 17, TraceHistogramMax: 32, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 18.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22979 SdHoareTripleChecker+Valid, 12.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21442 mSDsluCounter, 86537 SdHoareTripleChecker+Invalid, 10.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54329 mSDsCounter, 5594 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15436 IncrementalHoareTripleChecker+Invalid, 21030 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5594 mSolverCounterUnsat, 32208 mSDtfsCounter, 15436 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1178 GetRequests, 1016 SyntacticMatches, 1 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8322occurred in iteration=13, InterpolantAutomatonStates: 139, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 10440 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 2228 NumberOfCodeBlocks, 2156 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 2302 ConstructedInterpolants, 0 QuantifiedInterpolants, 4457 SizeOfPredicates, 7 NumberOfNonLiveVariables, 10755 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 29 InterpolantComputations, 12 PerfectInterpolantSequences, 8828/11234 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-13 23:01:18,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 23:01:20,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 23:01:20,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 23:01:20,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 23:01:20,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 23:01:20,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 23:01:20,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 23:01:20,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 23:01:20,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 23:01:20,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 23:01:20,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 23:01:20,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 23:01:20,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 23:01:20,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 23:01:20,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 23:01:20,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 23:01:20,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 23:01:20,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 23:01:20,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 23:01:20,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 23:01:20,065 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 23:01:20,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 23:01:20,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 23:01:20,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 23:01:20,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 23:01:20,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 23:01:20,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 23:01:20,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 23:01:20,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 23:01:20,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 23:01:20,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 23:01:20,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 23:01:20,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 23:01:20,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 23:01:20,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 23:01:20,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 23:01:20,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 23:01:20,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 23:01:20,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 23:01:20,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 23:01:20,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 23:01:20,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 23:01:20,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-13 23:01:20,118 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 23:01:20,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 23:01:20,118 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 23:01:20,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 23:01:20,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 23:01:20,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 23:01:20,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 23:01:20,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 23:01:20,120 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 23:01:20,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 23:01:20,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 23:01:20,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 23:01:20,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 23:01:20,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 23:01:20,122 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 23:01:20,122 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 23:01:20,122 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 23:01:20,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 23:01:20,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 23:01:20,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 23:01:20,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 23:01:20,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 23:01:20,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 23:01:20,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:01:20,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 23:01:20,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 23:01:20,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 23:01:20,123 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 23:01:20,124 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 23:01:20,124 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 23:01:20,124 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 23:01:20,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 23:01:20,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 23:01:20,124 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2022-07-13 23:01:20,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 23:01:20,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 23:01:20,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 23:01:20,407 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 23:01:20,407 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 23:01:20,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2022-07-13 23:01:20,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a41749ae4/b330e017f83b466baed4c23f898c765f/FLAG57ba769a6 [2022-07-13 23:01:21,102 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 23:01:21,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2022-07-13 23:01:21,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a41749ae4/b330e017f83b466baed4c23f898c765f/FLAG57ba769a6 [2022-07-13 23:01:21,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a41749ae4/b330e017f83b466baed4c23f898c765f [2022-07-13 23:01:21,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 23:01:21,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 23:01:21,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 23:01:21,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 23:01:21,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 23:01:21,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:01:21" (1/1) ... [2022-07-13 23:01:21,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447f3268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:21, skipping insertion in model container [2022-07-13 23:01:21,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:01:21" (1/1) ... [2022-07-13 23:01:21,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 23:01:21,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 23:01:22,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2022-07-13 23:01:22,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:01:22,505 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-13 23:01:22,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 23:01:22,740 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2022-07-13 23:01:22,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:01:22,764 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 23:01:22,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2022-07-13 23:01:22,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:01:23,150 INFO L208 MainTranslator]: Completed translation [2022-07-13 23:01:23,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23 WrapperNode [2022-07-13 23:01:23,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 23:01:23,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 23:01:23,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 23:01:23,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 23:01:23,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,326 INFO L137 Inliner]: procedures = 214, calls = 1489, calls flagged for inlining = 98, calls inlined = 84, statements flattened = 3236 [2022-07-13 23:01:23,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 23:01:23,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 23:01:23,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 23:01:23,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 23:01:23,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 23:01:23,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 23:01:23,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 23:01:23,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 23:01:23,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (1/1) ... [2022-07-13 23:01:23,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:01:23,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:01:23,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-13 23:01:23,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-13 23:01:23,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-13 23:01:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-13 23:01:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-13 23:01:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-13 23:01:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-13 23:01:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-13 23:01:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-13 23:01:23,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-13 23:01:23,529 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-13 23:01:23,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-13 23:01:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-13 23:01:23,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-13 23:01:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-13 23:01:23,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-13 23:01:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-07-13 23:01:23,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-07-13 23:01:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-13 23:01:23,530 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-13 23:01:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-13 23:01:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-13 23:01:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-13 23:01:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-13 23:01:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-13 23:01:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-13 23:01:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-13 23:01:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-13 23:01:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-13 23:01:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-13 23:01:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-13 23:01:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-13 23:01:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-13 23:01:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-13 23:01:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 23:01:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-13 23:01:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-07-13 23:01:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-07-13 23:01:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-13 23:01:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-13 23:01:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-13 23:01:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-13 23:01:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-13 23:01:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-13 23:01:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-13 23:01:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-07-13 23:01:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-07-13 23:01:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 23:01:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-13 23:01:23,534 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-13 23:01:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-13 23:01:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-13 23:01:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-13 23:01:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-13 23:01:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-13 23:01:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-13 23:01:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-13 23:01:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-13 23:01:23,536 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-13 23:01:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-07-13 23:01:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-07-13 23:01:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-13 23:01:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-13 23:01:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2022-07-13 23:01:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2022-07-13 23:01:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-13 23:01:23,537 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-13 23:01:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-13 23:01:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-13 23:01:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2022-07-13 23:01:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2022-07-13 23:01:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-13 23:01:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-13 23:01:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-13 23:01:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-13 23:01:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-13 23:01:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-13 23:01:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-13 23:01:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-13 23:01:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-07-13 23:01:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-07-13 23:01:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-13 23:01:23,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-13 23:01:23,540 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2022-07-13 23:01:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2022-07-13 23:01:23,540 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-13 23:01:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-13 23:01:23,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-13 23:01:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-13 23:01:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-13 23:01:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-13 23:01:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2022-07-13 23:01:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2022-07-13 23:01:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-13 23:01:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-13 23:01:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-13 23:01:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-13 23:01:23,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-13 23:01:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-13 23:01:23,543 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-13 23:01:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 23:01:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2022-07-13 23:01:23,543 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2022-07-13 23:01:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-13 23:01:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-13 23:01:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-13 23:01:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-13 23:01:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-13 23:01:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-13 23:01:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2022-07-13 23:01:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2022-07-13 23:01:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2022-07-13 23:01:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2022-07-13 23:01:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-13 23:01:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-13 23:01:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-13 23:01:23,547 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-13 23:01:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-13 23:01:23,547 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-13 23:01:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2022-07-13 23:01:23,548 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2022-07-13 23:01:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-13 23:01:23,549 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-13 23:01:23,552 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-13 23:01:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-13 23:01:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-13 23:01:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-13 23:01:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-13 23:01:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-13 23:01:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2022-07-13 23:01:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2022-07-13 23:01:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-13 23:01:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-13 23:01:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-13 23:01:23,554 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-07-13 23:01:23,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-07-13 23:01:23,554 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-13 23:01:23,554 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-13 23:01:23,554 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-13 23:01:23,554 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-13 23:01:23,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 23:01:23,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 23:01:23,554 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-13 23:01:23,554 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-13 23:01:24,076 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 23:01:24,078 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 23:01:28,901 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:01:28,904 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:01:28,909 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:01:28,910 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:01:28,912 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:01:28,914 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:01:28,918 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##214: assume !false; [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume false; [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##228: assume !false; [2022-07-13 23:01:44,839 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##227: assume false; [2022-07-13 23:01:44,840 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2022-07-13 23:01:44,840 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume false; [2022-07-13 23:01:44,840 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2022-07-13 23:01:44,840 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2022-07-13 23:01:44,840 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##391: assume !false; [2022-07-13 23:01:44,840 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##390: assume false; [2022-07-13 23:01:44,876 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 23:01:44,886 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 23:01:44,886 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 23:01:44,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:01:44 BoogieIcfgContainer [2022-07-13 23:01:44,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 23:01:44,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 23:01:44,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 23:01:44,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 23:01:44,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 11:01:21" (1/3) ... [2022-07-13 23:01:44,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e01662b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:01:44, skipping insertion in model container [2022-07-13 23:01:44,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:01:23" (2/3) ... [2022-07-13 23:01:44,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e01662b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:01:44, skipping insertion in model container [2022-07-13 23:01:44,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:01:44" (3/3) ... [2022-07-13 23:01:44,894 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2022-07-13 23:01:44,903 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 23:01:44,903 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 23:01:44,948 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 23:01:44,953 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@528086d5, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1b01ae5c [2022-07-13 23:01:44,953 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 23:01:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand has 1064 states, 746 states have (on average 1.2908847184986596) internal successors, (963), 754 states have internal predecessors, (963), 260 states have call successors, (260), 56 states have call predecessors, (260), 56 states have return successors, (260), 260 states have call predecessors, (260), 260 states have call successors, (260) [2022-07-13 23:01:44,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-13 23:01:44,963 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:44,964 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:44,964 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:44,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:44,969 INFO L85 PathProgramCache]: Analyzing trace with hash 953068106, now seen corresponding path program 1 times [2022-07-13 23:01:44,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:01:44,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [875056022] [2022-07-13 23:01:44,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:44,981 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:01:44,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:01:44,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:01:45,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-13 23:01:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:45,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:01:45,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:01:45,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:01:45,813 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:01:45,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [875056022] [2022-07-13 23:01:45,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [875056022] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:45,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:45,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:01:45,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619050475] [2022-07-13 23:01:45,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:45,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:01:45,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:01:45,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:01:45,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:45,838 INFO L87 Difference]: Start difference. First operand has 1064 states, 746 states have (on average 1.2908847184986596) internal successors, (963), 754 states have internal predecessors, (963), 260 states have call successors, (260), 56 states have call predecessors, (260), 56 states have return successors, (260), 260 states have call predecessors, (260), 260 states have call successors, (260) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:01:45,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:45,952 INFO L93 Difference]: Finished difference Result 2123 states and 2971 transitions. [2022-07-13 23:01:45,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:01:45,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-07-13 23:01:45,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:45,967 INFO L225 Difference]: With dead ends: 2123 [2022-07-13 23:01:45,967 INFO L226 Difference]: Without dead ends: 1060 [2022-07-13 23:01:45,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:45,975 INFO L413 NwaCegarLoop]: 1475 mSDtfsCounter, 1 mSDsluCounter, 1473 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2948 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:45,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2948 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:01:45,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2022-07-13 23:01:46,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1059. [2022-07-13 23:01:46,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1059 states, 743 states have (on average 1.2866756393001346) internal successors, (956), 749 states have internal predecessors, (956), 260 states have call successors, (260), 56 states have call predecessors, (260), 55 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2022-07-13 23:01:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1474 transitions. [2022-07-13 23:01:46,081 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1474 transitions. Word has length 21 [2022-07-13 23:01:46,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:46,081 INFO L495 AbstractCegarLoop]: Abstraction has 1059 states and 1474 transitions. [2022-07-13 23:01:46,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:01:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1474 transitions. [2022-07-13 23:01:46,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-13 23:01:46,083 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:46,083 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:46,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-13 23:01:46,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:01:46,301 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:46,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:46,301 INFO L85 PathProgramCache]: Analyzing trace with hash 172351718, now seen corresponding path program 1 times [2022-07-13 23:01:46,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:01:46,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [25051526] [2022-07-13 23:01:46,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:46,303 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:01:46,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:01:46,309 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:01:46,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-13 23:01:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:46,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 23:01:46,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:01:46,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:01:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:01:47,070 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:01:47,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [25051526] [2022-07-13 23:01:47,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [25051526] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:01:47,071 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-13 23:01:47,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-07-13 23:01:47,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361228718] [2022-07-13 23:01:47,071 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-13 23:01:47,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 23:01:47,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:01:47,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 23:01:47,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-13 23:01:47,072 INFO L87 Difference]: Start difference. First operand 1059 states and 1474 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-07-13 23:01:47,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:47,237 INFO L93 Difference]: Finished difference Result 2118 states and 2950 transitions. [2022-07-13 23:01:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 23:01:47,237 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 23 [2022-07-13 23:01:47,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:47,246 INFO L225 Difference]: With dead ends: 2118 [2022-07-13 23:01:47,247 INFO L226 Difference]: Without dead ends: 1065 [2022-07-13 23:01:47,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-07-13 23:01:47,254 INFO L413 NwaCegarLoop]: 1471 mSDtfsCounter, 4 mSDsluCounter, 5876 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7347 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:47,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7347 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 23:01:47,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2022-07-13 23:01:47,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 1065. [2022-07-13 23:01:47,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 749 states have (on average 1.2843791722296396) internal successors, (962), 755 states have internal predecessors, (962), 260 states have call successors, (260), 56 states have call predecessors, (260), 55 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2022-07-13 23:01:47,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1480 transitions. [2022-07-13 23:01:47,325 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1480 transitions. Word has length 23 [2022-07-13 23:01:47,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:47,326 INFO L495 AbstractCegarLoop]: Abstraction has 1065 states and 1480 transitions. [2022-07-13 23:01:47,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-07-13 23:01:47,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1480 transitions. [2022-07-13 23:01:47,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-07-13 23:01:47,327 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:47,327 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:47,350 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-13 23:01:47,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:01:47,551 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:47,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:47,552 INFO L85 PathProgramCache]: Analyzing trace with hash 55524026, now seen corresponding path program 2 times [2022-07-13 23:01:47,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:01:47,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [248579384] [2022-07-13 23:01:47,554 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 23:01:47,554 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:01:47,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:01:47,556 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:01:47,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-13 23:01:48,180 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-13 23:01:48,180 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 23:01:48,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:01:48,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:48,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-07-13 23:01:48,354 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:01:48,354 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:01:48,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [248579384] [2022-07-13 23:01:48,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [248579384] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:48,355 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:48,355 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 23:01:48,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784465052] [2022-07-13 23:01:48,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:48,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:01:48,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:01:48,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:01:48,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:48,356 INFO L87 Difference]: Start difference. First operand 1065 states and 1480 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:01:48,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:48,429 INFO L93 Difference]: Finished difference Result 3155 states and 4394 transitions. [2022-07-13 23:01:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:01:48,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 29 [2022-07-13 23:01:48,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:48,438 INFO L225 Difference]: With dead ends: 3155 [2022-07-13 23:01:48,438 INFO L226 Difference]: Without dead ends: 2104 [2022-07-13 23:01:48,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:01:48,442 INFO L413 NwaCegarLoop]: 1973 mSDtfsCounter, 1448 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1448 SdHoareTripleChecker+Valid, 3425 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:48,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1448 Valid, 3425 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:01:48,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2104 states. [2022-07-13 23:01:48,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2104 to 2101. [2022-07-13 23:01:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2101 states, 1474 states have (on average 1.2835820895522387) internal successors, (1892), 1485 states have internal predecessors, (1892), 516 states have call successors, (516), 111 states have call predecessors, (516), 110 states have return successors, (514), 514 states have call predecessors, (514), 514 states have call successors, (514) [2022-07-13 23:01:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 2101 states and 2922 transitions. [2022-07-13 23:01:48,507 INFO L78 Accepts]: Start accepts. Automaton has 2101 states and 2922 transitions. Word has length 29 [2022-07-13 23:01:48,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:48,507 INFO L495 AbstractCegarLoop]: Abstraction has 2101 states and 2922 transitions. [2022-07-13 23:01:48,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 23:01:48,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2922 transitions. [2022-07-13 23:01:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-07-13 23:01:48,510 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:48,510 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:48,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-07-13 23:01:48,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:01:48,742 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:48,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:48,743 INFO L85 PathProgramCache]: Analyzing trace with hash 2025144539, now seen corresponding path program 1 times [2022-07-13 23:01:48,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:01:48,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068030248] [2022-07-13 23:01:48,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:48,745 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:01:48,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:01:48,746 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:01:48,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-13 23:01:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:49,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 877 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-13 23:01:49,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:01:49,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:01:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:01:49,822 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:01:49,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068030248] [2022-07-13 23:01:49,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068030248] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:01:49,823 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-13 23:01:49,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2022-07-13 23:01:49,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092867818] [2022-07-13 23:01:49,823 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-13 23:01:49,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-13 23:01:49,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:01:49,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-13 23:01:49,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-13 23:01:49,824 INFO L87 Difference]: Start difference. First operand 2101 states and 2922 transitions. Second operand has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:01:50,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:50,463 INFO L93 Difference]: Finished difference Result 4202 states and 5849 transitions. [2022-07-13 23:01:50,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-13 23:01:50,464 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 49 [2022-07-13 23:01:50,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:50,472 INFO L225 Difference]: With dead ends: 4202 [2022-07-13 23:01:50,473 INFO L226 Difference]: Without dead ends: 2113 [2022-07-13 23:01:50,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2022-07-13 23:01:50,479 INFO L413 NwaCegarLoop]: 1470 mSDtfsCounter, 10 mSDsluCounter, 7340 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 8810 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:50,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 8810 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-13 23:01:50,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2113 states. [2022-07-13 23:01:50,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2113 to 2113. [2022-07-13 23:01:50,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2113 states, 1486 states have (on average 1.2812920592193808) internal successors, (1904), 1497 states have internal predecessors, (1904), 516 states have call successors, (516), 111 states have call predecessors, (516), 110 states have return successors, (514), 514 states have call predecessors, (514), 514 states have call successors, (514) [2022-07-13 23:01:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2934 transitions. [2022-07-13 23:01:50,587 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2934 transitions. Word has length 49 [2022-07-13 23:01:50,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:50,587 INFO L495 AbstractCegarLoop]: Abstraction has 2113 states and 2934 transitions. [2022-07-13 23:01:50,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:01:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2934 transitions. [2022-07-13 23:01:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-07-13 23:01:50,589 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:50,589 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:50,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-13 23:01:50,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:01:50,807 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:50,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:50,808 INFO L85 PathProgramCache]: Analyzing trace with hash 981484419, now seen corresponding path program 2 times [2022-07-13 23:01:50,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:01:50,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [747954692] [2022-07-13 23:01:50,809 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 23:01:50,809 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:01:50,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:01:50,825 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:01:50,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-13 23:01:51,597 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-13 23:01:51,597 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 23:01:51,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 23:01:51,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:51,754 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-07-13 23:01:51,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:01:51,754 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:01:51,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [747954692] [2022-07-13 23:01:51,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [747954692] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:51,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:51,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 23:01:51,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759201398] [2022-07-13 23:01:51,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:51,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 23:01:51,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:01:51,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 23:01:51,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:01:51,756 INFO L87 Difference]: Start difference. First operand 2113 states and 2934 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:01:52,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:52,646 INFO L93 Difference]: Finished difference Result 6077 states and 8738 transitions. [2022-07-13 23:01:52,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 23:01:52,647 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 61 [2022-07-13 23:01:52,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:52,664 INFO L225 Difference]: With dead ends: 6077 [2022-07-13 23:01:52,678 INFO L226 Difference]: Without dead ends: 3995 [2022-07-13 23:01:52,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-13 23:01:52,689 INFO L413 NwaCegarLoop]: 2746 mSDtfsCounter, 2190 mSDsluCounter, 6423 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2383 SdHoareTripleChecker+Valid, 9169 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:52,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2383 Valid, 9169 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-13 23:01:52,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3995 states. [2022-07-13 23:01:52,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3995 to 2047. [2022-07-13 23:01:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2047 states, 1445 states have (on average 1.2816608996539793) internal successors, (1852), 1455 states have internal predecessors, (1852), 491 states have call successors, (491), 111 states have call predecessors, (491), 110 states have return successors, (489), 489 states have call predecessors, (489), 489 states have call successors, (489) [2022-07-13 23:01:52,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 2047 states and 2832 transitions. [2022-07-13 23:01:52,798 INFO L78 Accepts]: Start accepts. Automaton has 2047 states and 2832 transitions. Word has length 61 [2022-07-13 23:01:52,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:52,799 INFO L495 AbstractCegarLoop]: Abstraction has 2047 states and 2832 transitions. [2022-07-13 23:01:52,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:01:52,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2832 transitions. [2022-07-13 23:01:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-13 23:01:52,800 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:52,801 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:52,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-13 23:01:53,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:01:53,015 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:53,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:53,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1812840541, now seen corresponding path program 1 times [2022-07-13 23:01:53,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:01:53,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754994935] [2022-07-13 23:01:53,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:01:53,016 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:01:53,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:01:53,023 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:01:53,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-13 23:01:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:01:53,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 23:01:53,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:01:54,302 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:01:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:01:55,155 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:01:55,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [754994935] [2022-07-13 23:01:55,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [754994935] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:01:55,155 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-13 23:01:55,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2022-07-13 23:01:55,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926038820] [2022-07-13 23:01:55,155 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-13 23:01:55,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-07-13 23:01:55,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:01:55,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-07-13 23:01:55,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2022-07-13 23:01:55,156 INFO L87 Difference]: Start difference. First operand 2047 states and 2832 transitions. Second operand has 24 states, 24 states have (on average 3.5) internal successors, (84), 24 states have internal predecessors, (84), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:01:57,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:01:57,436 INFO L93 Difference]: Finished difference Result 4094 states and 5675 transitions. [2022-07-13 23:01:57,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-07-13 23:01:57,436 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 3.5) internal successors, (84), 24 states have internal predecessors, (84), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 63 [2022-07-13 23:01:57,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:01:57,445 INFO L225 Difference]: With dead ends: 4094 [2022-07-13 23:01:57,445 INFO L226 Difference]: Without dead ends: 2071 [2022-07-13 23:01:57,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=406, Invalid=716, Unknown=0, NotChecked=0, Total=1122 [2022-07-13 23:01:57,451 INFO L413 NwaCegarLoop]: 1470 mSDtfsCounter, 23 mSDsluCounter, 19084 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 20554 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:01:57,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 20554 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 23:01:57,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2071 states. [2022-07-13 23:01:57,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2071 to 2071. [2022-07-13 23:01:57,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2071 states, 1469 states have (on average 1.2770592239618788) internal successors, (1876), 1479 states have internal predecessors, (1876), 491 states have call successors, (491), 111 states have call predecessors, (491), 110 states have return successors, (489), 489 states have call predecessors, (489), 489 states have call successors, (489) [2022-07-13 23:01:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 2856 transitions. [2022-07-13 23:01:57,502 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 2856 transitions. Word has length 63 [2022-07-13 23:01:57,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:01:57,502 INFO L495 AbstractCegarLoop]: Abstraction has 2071 states and 2856 transitions. [2022-07-13 23:01:57,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 3.5) internal successors, (84), 24 states have internal predecessors, (84), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-13 23:01:57,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2856 transitions. [2022-07-13 23:01:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-07-13 23:01:57,504 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:01:57,504 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:01:57,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-13 23:01:57,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:01:57,725 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:01:57,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:01:57,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1724546477, now seen corresponding path program 2 times [2022-07-13 23:01:57,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:01:57,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182579881] [2022-07-13 23:01:57,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 23:01:57,727 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:01:57,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:01:57,729 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:01:57,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-13 23:01:58,352 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-13 23:01:58,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 23:01:58,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 23:01:58,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:01:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2022-07-13 23:01:58,870 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:01:58,870 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:01:58,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182579881] [2022-07-13 23:01:58,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182579881] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:01:58,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:01:58,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:01:58,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243414608] [2022-07-13 23:01:58,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:01:58,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:01:58,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:01:58,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:01:58,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:01:58,871 INFO L87 Difference]: Start difference. First operand 2071 states and 2856 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:02:03,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:03,020 INFO L93 Difference]: Finished difference Result 5144 states and 7129 transitions. [2022-07-13 23:02:03,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 23:02:03,021 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 87 [2022-07-13 23:02:03,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:03,045 INFO L225 Difference]: With dead ends: 5144 [2022-07-13 23:02:03,045 INFO L226 Difference]: Without dead ends: 4090 [2022-07-13 23:02:03,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:02:03,049 INFO L413 NwaCegarLoop]: 3073 mSDtfsCounter, 2777 mSDsluCounter, 2633 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2777 SdHoareTripleChecker+Valid, 5706 SdHoareTripleChecker+Invalid, 1004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:03,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2777 Valid, 5706 Invalid, 1004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-07-13 23:02:03,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4090 states. [2022-07-13 23:02:03,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4090 to 4078. [2022-07-13 23:02:03,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4078 states, 2879 states have (on average 1.2820423758249393) internal successors, (3691), 2897 states have internal predecessors, (3691), 978 states have call successors, (978), 221 states have call predecessors, (978), 220 states have return successors, (978), 977 states have call predecessors, (978), 976 states have call successors, (978) [2022-07-13 23:02:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 4078 states and 5647 transitions. [2022-07-13 23:02:03,155 INFO L78 Accepts]: Start accepts. Automaton has 4078 states and 5647 transitions. Word has length 87 [2022-07-13 23:02:03,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:03,157 INFO L495 AbstractCegarLoop]: Abstraction has 4078 states and 5647 transitions. [2022-07-13 23:02:03,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-13 23:02:03,157 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 5647 transitions. [2022-07-13 23:02:03,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-07-13 23:02:03,159 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:03,159 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:02:03,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:03,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:03,371 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:03,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:03,372 INFO L85 PathProgramCache]: Analyzing trace with hash 2143028962, now seen corresponding path program 1 times [2022-07-13 23:02:03,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:03,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [707633747] [2022-07-13 23:02:03,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:03,373 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:03,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:03,374 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:03,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-13 23:02:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:02:04,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 24 conjunts are in the unsatisfiable core [2022-07-13 23:02:04,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:02:05,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:02:08,657 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:02:08,658 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:08,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [707633747] [2022-07-13 23:02:08,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [707633747] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:02:08,658 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-13 23:02:08,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2022-07-13 23:02:08,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160781059] [2022-07-13 23:02:08,658 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-13 23:02:08,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-07-13 23:02:08,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:08,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-07-13 23:02:08,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=531, Invalid=1725, Unknown=0, NotChecked=0, Total=2256 [2022-07-13 23:02:08,660 INFO L87 Difference]: Start difference. First operand 4078 states and 5647 transitions. Second operand has 48 states, 48 states have (on average 2.8541666666666665) internal successors, (137), 48 states have internal predecessors, (137), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-13 23:02:13,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:13,279 INFO L93 Difference]: Finished difference Result 8128 states and 11275 transitions. [2022-07-13 23:02:13,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-07-13 23:02:13,280 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 2.8541666666666665) internal successors, (137), 48 states have internal predecessors, (137), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 91 [2022-07-13 23:02:13,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:13,295 INFO L225 Difference]: With dead ends: 8128 [2022-07-13 23:02:13,296 INFO L226 Difference]: Without dead ends: 4098 [2022-07-13 23:02:13,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=803, Invalid=2277, Unknown=0, NotChecked=0, Total=3080 [2022-07-13 23:02:13,307 INFO L413 NwaCegarLoop]: 1470 mSDtfsCounter, 33 mSDsluCounter, 35232 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 36702 SdHoareTripleChecker+Invalid, 978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:13,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 36702 Invalid, 978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-07-13 23:02:13,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4098 states. [2022-07-13 23:02:13,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4098 to 4098. [2022-07-13 23:02:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4098 states, 2899 states have (on average 1.2800965850293204) internal successors, (3711), 2917 states have internal predecessors, (3711), 978 states have call successors, (978), 221 states have call predecessors, (978), 220 states have return successors, (978), 977 states have call predecessors, (978), 976 states have call successors, (978) [2022-07-13 23:02:13,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 4098 states and 5667 transitions. [2022-07-13 23:02:13,421 INFO L78 Accepts]: Start accepts. Automaton has 4098 states and 5667 transitions. Word has length 91 [2022-07-13 23:02:13,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:13,421 INFO L495 AbstractCegarLoop]: Abstraction has 4098 states and 5667 transitions. [2022-07-13 23:02:13,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 2.8541666666666665) internal successors, (137), 48 states have internal predecessors, (137), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-13 23:02:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 5667 transitions. [2022-07-13 23:02:13,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-07-13 23:02:13,428 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:13,428 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:02:13,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:13,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:13,646 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:13,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:13,647 INFO L85 PathProgramCache]: Analyzing trace with hash -457110534, now seen corresponding path program 2 times [2022-07-13 23:02:13,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:13,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171616441] [2022-07-13 23:02:13,648 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 23:02:13,648 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:13,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:13,649 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:13,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-13 23:02:14,279 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-13 23:02:14,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 23:02:14,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 23:02:14,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:02:14,375 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:02:14,375 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:14,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171616441] [2022-07-13 23:02:14,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171616441] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:02:14,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:02:14,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 23:02:14,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432657951] [2022-07-13 23:02:14,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:02:14,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 23:02:14,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:14,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 23:02:14,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:02:14,376 INFO L87 Difference]: Start difference. First operand 4098 states and 5667 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 23:02:15,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:15,122 INFO L93 Difference]: Finished difference Result 9102 states and 12925 transitions. [2022-07-13 23:02:15,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:02:15,123 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 111 [2022-07-13 23:02:15,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:15,158 INFO L225 Difference]: With dead ends: 9102 [2022-07-13 23:02:15,158 INFO L226 Difference]: Without dead ends: 6045 [2022-07-13 23:02:15,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-13 23:02:15,168 INFO L413 NwaCegarLoop]: 2196 mSDtfsCounter, 2018 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 656 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2018 SdHoareTripleChecker+Valid, 6729 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 656 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:15,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2018 Valid, 6729 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [656 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 23:02:15,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6045 states. [2022-07-13 23:02:15,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6045 to 4098. [2022-07-13 23:02:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4098 states, 2899 states have (on average 1.2794066919627458) internal successors, (3709), 2917 states have internal predecessors, (3709), 978 states have call successors, (978), 221 states have call predecessors, (978), 220 states have return successors, (978), 977 states have call predecessors, (978), 976 states have call successors, (978) [2022-07-13 23:02:15,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 4098 states and 5665 transitions. [2022-07-13 23:02:15,288 INFO L78 Accepts]: Start accepts. Automaton has 4098 states and 5665 transitions. Word has length 111 [2022-07-13 23:02:15,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:15,289 INFO L495 AbstractCegarLoop]: Abstraction has 4098 states and 5665 transitions. [2022-07-13 23:02:15,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 23:02:15,289 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 5665 transitions. [2022-07-13 23:02:15,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-13 23:02:15,291 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:15,292 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:02:15,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-07-13 23:02:15,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:15,512 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:15,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:15,512 INFO L85 PathProgramCache]: Analyzing trace with hash -199241997, now seen corresponding path program 1 times [2022-07-13 23:02:15,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:15,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [641922528] [2022-07-13 23:02:15,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:15,513 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:15,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:15,515 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:15,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-07-13 23:02:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:02:16,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-13 23:02:16,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:02:16,633 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:02:16,634 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:16,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [641922528] [2022-07-13 23:02:16,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [641922528] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:02:16,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:02:16,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 23:02:16,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146439264] [2022-07-13 23:02:16,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:02:16,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 23:02:16,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:16,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 23:02:16,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-13 23:02:16,635 INFO L87 Difference]: Start difference. First operand 4098 states and 5665 transitions. Second operand has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 7 states have internal predecessors, (47), 3 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-07-13 23:02:30,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:30,681 INFO L93 Difference]: Finished difference Result 11841 states and 16824 transitions. [2022-07-13 23:02:30,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 23:02:30,683 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 7 states have internal predecessors, (47), 3 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 120 [2022-07-13 23:02:30,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:30,707 INFO L225 Difference]: With dead ends: 11841 [2022-07-13 23:02:30,708 INFO L226 Difference]: Without dead ends: 7818 [2022-07-13 23:02:30,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-07-13 23:02:30,720 INFO L413 NwaCegarLoop]: 3309 mSDtfsCounter, 3162 mSDsluCounter, 12380 mSDsCounter, 0 mSdLazyCounter, 2543 mSolverCounterSat, 927 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3356 SdHoareTripleChecker+Valid, 15689 SdHoareTripleChecker+Invalid, 3470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 927 IncrementalHoareTripleChecker+Valid, 2543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:30,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3356 Valid, 15689 Invalid, 3470 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [927 Valid, 2543 Invalid, 0 Unknown, 0 Unchecked, 13.3s Time] [2022-07-13 23:02:30,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7818 states. [2022-07-13 23:02:30,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7818 to 4099. [2022-07-13 23:02:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4099 states, 2898 states have (on average 1.2781228433402347) internal successors, (3704), 2919 states have internal predecessors, (3704), 978 states have call successors, (978), 221 states have call predecessors, (978), 222 states have return successors, (978), 976 states have call predecessors, (978), 976 states have call successors, (978) [2022-07-13 23:02:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 5660 transitions. [2022-07-13 23:02:30,893 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 5660 transitions. Word has length 120 [2022-07-13 23:02:30,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:30,894 INFO L495 AbstractCegarLoop]: Abstraction has 4099 states and 5660 transitions. [2022-07-13 23:02:30,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 7 states have internal predecessors, (47), 3 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-07-13 23:02:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 5660 transitions. [2022-07-13 23:02:30,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-13 23:02:30,897 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:30,897 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:02:30,920 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:31,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:31,120 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:31,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:31,120 INFO L85 PathProgramCache]: Analyzing trace with hash -226816085, now seen corresponding path program 1 times [2022-07-13 23:02:31,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:31,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1189895377] [2022-07-13 23:02:31,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:31,121 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:31,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:31,122 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:31,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-07-13 23:02:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:02:31,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 1250 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:02:31,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2022-07-13 23:02:32,370 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:02:32,370 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:32,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1189895377] [2022-07-13 23:02:32,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1189895377] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:02:32,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:02:32,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:02:32,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158008488] [2022-07-13 23:02:32,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:02:32,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:02:32,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:32,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:02:32,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:02:32,371 INFO L87 Difference]: Start difference. First operand 4099 states and 5660 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-13 23:02:32,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:32,574 INFO L93 Difference]: Finished difference Result 10581 states and 15034 transitions. [2022-07-13 23:02:32,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:02:32,574 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 132 [2022-07-13 23:02:32,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:32,594 INFO L225 Difference]: With dead ends: 10581 [2022-07-13 23:02:32,595 INFO L226 Difference]: Without dead ends: 6557 [2022-07-13 23:02:32,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:02:32,610 INFO L413 NwaCegarLoop]: 2159 mSDtfsCounter, 650 mSDsluCounter, 1461 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 3620 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:32,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [858 Valid, 3620 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:02:32,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6557 states. [2022-07-13 23:02:32,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6557 to 6551. [2022-07-13 23:02:32,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6551 states, 4626 states have (on average 1.3035019455252919) internal successors, (6030), 4651 states have internal predecessors, (6030), 1702 states have call successors, (1702), 221 states have call predecessors, (1702), 222 states have return successors, (1702), 1700 states have call predecessors, (1702), 1700 states have call successors, (1702) [2022-07-13 23:02:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6551 states to 6551 states and 9434 transitions. [2022-07-13 23:02:32,880 INFO L78 Accepts]: Start accepts. Automaton has 6551 states and 9434 transitions. Word has length 132 [2022-07-13 23:02:32,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:32,880 INFO L495 AbstractCegarLoop]: Abstraction has 6551 states and 9434 transitions. [2022-07-13 23:02:32,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-13 23:02:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 6551 states and 9434 transitions. [2022-07-13 23:02:32,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-07-13 23:02:32,883 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:32,884 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:02:32,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:33,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:33,122 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:33,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:33,123 INFO L85 PathProgramCache]: Analyzing trace with hash 73355820, now seen corresponding path program 1 times [2022-07-13 23:02:33,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:33,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504006168] [2022-07-13 23:02:33,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:33,124 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:33,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:33,125 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:33,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-07-13 23:02:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:02:33,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 23:02:33,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:02:34,032 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:02:34,033 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:34,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504006168] [2022-07-13 23:02:34,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [504006168] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:02:34,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:02:34,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:02:34,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332356809] [2022-07-13 23:02:34,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:02:34,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:02:34,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:34,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:02:34,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:02:34,034 INFO L87 Difference]: Start difference. First operand 6551 states and 9434 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-13 23:02:34,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:34,796 INFO L93 Difference]: Finished difference Result 9872 states and 14531 transitions. [2022-07-13 23:02:34,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:02:34,796 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 130 [2022-07-13 23:02:34,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:34,833 INFO L225 Difference]: With dead ends: 9872 [2022-07-13 23:02:34,834 INFO L226 Difference]: Without dead ends: 9864 [2022-07-13 23:02:34,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:02:34,837 INFO L413 NwaCegarLoop]: 2554 mSDtfsCounter, 1293 mSDsluCounter, 3440 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 5994 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:34,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1319 Valid, 5994 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-13 23:02:34,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9864 states. [2022-07-13 23:02:35,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9864 to 6557. [2022-07-13 23:02:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6557 states, 4630 states have (on average 1.3032397408207343) internal successors, (6034), 4655 states have internal predecessors, (6034), 1704 states have call successors, (1704), 221 states have call predecessors, (1704), 222 states have return successors, (1704), 1702 states have call predecessors, (1704), 1702 states have call successors, (1704) [2022-07-13 23:02:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6557 states to 6557 states and 9442 transitions. [2022-07-13 23:02:35,158 INFO L78 Accepts]: Start accepts. Automaton has 6557 states and 9442 transitions. Word has length 130 [2022-07-13 23:02:35,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:35,159 INFO L495 AbstractCegarLoop]: Abstraction has 6557 states and 9442 transitions. [2022-07-13 23:02:35,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-13 23:02:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 6557 states and 9442 transitions. [2022-07-13 23:02:35,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-07-13 23:02:35,162 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:35,162 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:02:35,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:35,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:35,387 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:35,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:35,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1802794400, now seen corresponding path program 1 times [2022-07-13 23:02:35,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:35,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [593571127] [2022-07-13 23:02:35,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:35,389 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:35,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:35,390 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:35,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-07-13 23:02:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:02:36,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 23:02:36,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:36,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:02:36,720 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 23:02:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2022-07-13 23:02:37,211 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:37,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [593571127] [2022-07-13 23:02:37,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [593571127] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 23:02:37,212 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-13 23:02:37,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-07-13 23:02:37,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046946923] [2022-07-13 23:02:37,212 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-13 23:02:37,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 23:02:37,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:37,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 23:02:37,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-13 23:02:37,213 INFO L87 Difference]: Start difference. First operand 6557 states and 9442 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-07-13 23:02:39,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:39,856 INFO L93 Difference]: Finished difference Result 13045 states and 18812 transitions. [2022-07-13 23:02:39,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 23:02:39,857 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 134 [2022-07-13 23:02:39,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:39,891 INFO L225 Difference]: With dead ends: 13045 [2022-07-13 23:02:39,891 INFO L226 Difference]: Without dead ends: 6563 [2022-07-13 23:02:39,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-13 23:02:39,906 INFO L413 NwaCegarLoop]: 2412 mSDtfsCounter, 2484 mSDsluCounter, 3411 mSDsCounter, 0 mSdLazyCounter, 633 mSolverCounterSat, 402 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2881 SdHoareTripleChecker+Valid, 5823 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 402 IncrementalHoareTripleChecker+Valid, 633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:39,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2881 Valid, 5823 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [402 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-13 23:02:39,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6563 states. [2022-07-13 23:02:40,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6563 to 6557. [2022-07-13 23:02:40,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6557 states, 4630 states have (on average 1.3006479481641469) internal successors, (6022), 4655 states have internal predecessors, (6022), 1704 states have call successors, (1704), 221 states have call predecessors, (1704), 222 states have return successors, (1704), 1702 states have call predecessors, (1704), 1702 states have call successors, (1704) [2022-07-13 23:02:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6557 states to 6557 states and 9430 transitions. [2022-07-13 23:02:40,235 INFO L78 Accepts]: Start accepts. Automaton has 6557 states and 9430 transitions. Word has length 134 [2022-07-13 23:02:40,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:40,235 INFO L495 AbstractCegarLoop]: Abstraction has 6557 states and 9430 transitions. [2022-07-13 23:02:40,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-07-13 23:02:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 6557 states and 9430 transitions. [2022-07-13 23:02:40,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-07-13 23:02:40,240 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:40,240 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 3, 3, 3, 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] [2022-07-13 23:02:40,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:40,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:40,455 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:40,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:40,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1518481568, now seen corresponding path program 1 times [2022-07-13 23:02:40,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:40,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [746563130] [2022-07-13 23:02:40,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:40,457 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:40,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:40,472 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:40,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-07-13 23:02:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:02:41,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 23:02:41,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2022-07-13 23:02:41,498 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:02:41,498 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:41,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [746563130] [2022-07-13 23:02:41,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [746563130] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:02:41,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:02:41,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:02:41,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112237767] [2022-07-13 23:02:41,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:02:41,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:02:41,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:41,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:02:41,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:02:41,499 INFO L87 Difference]: Start difference. First operand 6557 states and 9430 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-07-13 23:02:41,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:41,782 INFO L93 Difference]: Finished difference Result 12389 states and 17789 transitions. [2022-07-13 23:02:41,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 23:02:41,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 153 [2022-07-13 23:02:41,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:41,795 INFO L225 Difference]: With dead ends: 12389 [2022-07-13 23:02:41,795 INFO L226 Difference]: Without dead ends: 5895 [2022-07-13 23:02:41,805 INFO L412 NwaCegarLoop]: 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 [2022-07-13 23:02:41,806 INFO L413 NwaCegarLoop]: 1478 mSDtfsCounter, 13 mSDsluCounter, 2935 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 4413 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:41,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 4413 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:02:41,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5895 states. [2022-07-13 23:02:42,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5895 to 5886. [2022-07-13 23:02:42,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5886 states, 4157 states have (on average 1.2966081308636035) internal successors, (5390), 4180 states have internal predecessors, (5390), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 218 states have return successors, (1510), 1506 states have call predecessors, (1510), 1508 states have call successors, (1510) [2022-07-13 23:02:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5886 states to 5886 states and 8410 transitions. [2022-07-13 23:02:42,073 INFO L78 Accepts]: Start accepts. Automaton has 5886 states and 8410 transitions. Word has length 153 [2022-07-13 23:02:42,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:42,074 INFO L495 AbstractCegarLoop]: Abstraction has 5886 states and 8410 transitions. [2022-07-13 23:02:42,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-07-13 23:02:42,074 INFO L276 IsEmpty]: Start isEmpty. Operand 5886 states and 8410 transitions. [2022-07-13 23:02:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-13 23:02:42,078 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:42,078 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:02:42,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:42,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:42,294 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:42,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:42,294 INFO L85 PathProgramCache]: Analyzing trace with hash -2121096315, now seen corresponding path program 1 times [2022-07-13 23:02:42,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:42,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [991560123] [2022-07-13 23:02:42,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:42,295 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:42,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:42,297 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:42,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-07-13 23:02:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:02:43,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:02:43,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:02:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2022-07-13 23:02:43,874 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:02:43,874 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:02:43,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [991560123] [2022-07-13 23:02:43,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [991560123] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:02:43,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:02:43,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 23:02:43,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943340226] [2022-07-13 23:02:43,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:02:43,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:02:43,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:02:43,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:02:43,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:02:43,875 INFO L87 Difference]: Start difference. First operand 5886 states and 8410 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-13 23:02:44,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:02:44,099 INFO L93 Difference]: Finished difference Result 11676 states and 16707 transitions. [2022-07-13 23:02:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:02:44,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 150 [2022-07-13 23:02:44,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:02:44,111 INFO L225 Difference]: With dead ends: 11676 [2022-07-13 23:02:44,111 INFO L226 Difference]: Without dead ends: 5865 [2022-07-13 23:02:44,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:02:44,118 INFO L413 NwaCegarLoop]: 1464 mSDtfsCounter, 1397 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 1464 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:02:44,119 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1397 Valid, 1464 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 23:02:44,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5865 states. [2022-07-13 23:02:44,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5865 to 5865. [2022-07-13 23:02:44,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5865 states, 4136 states have (on average 1.293036750483559) internal successors, (5348), 4159 states have internal predecessors, (5348), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 218 states have return successors, (1510), 1506 states have call predecessors, (1510), 1508 states have call successors, (1510) [2022-07-13 23:02:44,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5865 states to 5865 states and 8368 transitions. [2022-07-13 23:02:44,345 INFO L78 Accepts]: Start accepts. Automaton has 5865 states and 8368 transitions. Word has length 150 [2022-07-13 23:02:44,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:02:44,345 INFO L495 AbstractCegarLoop]: Abstraction has 5865 states and 8368 transitions. [2022-07-13 23:02:44,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-13 23:02:44,346 INFO L276 IsEmpty]: Start isEmpty. Operand 5865 states and 8368 transitions. [2022-07-13 23:02:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-07-13 23:02:44,349 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:02:44,350 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 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] [2022-07-13 23:02:44,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-07-13 23:02:44,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:02:44,566 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:02:44,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:02:44,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1838241346, now seen corresponding path program 1 times [2022-07-13 23:02:44,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:02:44,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1239775723] [2022-07-13 23:02:44,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:02:44,567 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:02:44,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:02:44,568 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-13 23:02:44,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-07-13 23:02:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 23:02:58,723 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 23:03:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 23:03:11,042 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-07-13 23:03:11,042 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-13 23:03:11,043 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 23:03:11,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-07-13 23:03:11,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:03:11,266 INFO L356 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:03:11,270 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 23:03:11,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 11:03:11 BoogieIcfgContainer [2022-07-13 23:03:11,456 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 23:03:11,457 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 23:03:11,457 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 23:03:11,457 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 23:03:11,458 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:01:44" (3/4) ... [2022-07-13 23:03:11,460 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 23:03:11,460 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 23:03:11,460 INFO L158 Benchmark]: Toolchain (without parser) took 110166.15ms. Allocated memory was 69.2MB in the beginning and 620.8MB in the end (delta: 551.6MB). Free memory was 43.2MB in the beginning and 383.7MB in the end (delta: -340.5MB). Peak memory consumption was 211.1MB. Max. memory is 16.1GB. [2022-07-13 23:03:11,460 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 29.1MB in the beginning and 29.1MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 23:03:11,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1854.97ms. Allocated memory was 69.2MB in the beginning and 155.2MB in the end (delta: 86.0MB). Free memory was 43.0MB in the beginning and 103.9MB in the end (delta: -60.9MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2022-07-13 23:03:11,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.91ms. Allocated memory is still 155.2MB. Free memory was 103.9MB in the beginning and 85.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-13 23:03:11,462 INFO L158 Benchmark]: Boogie Preprocessor took 148.12ms. Allocated memory is still 155.2MB. Free memory was 85.1MB in the beginning and 65.1MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-13 23:03:11,462 INFO L158 Benchmark]: RCFGBuilder took 21411.65ms. Allocated memory was 155.2MB in the beginning and 266.3MB in the end (delta: 111.1MB). Free memory was 65.1MB in the beginning and 115.6MB in the end (delta: -50.4MB). Peak memory consumption was 89.8MB. Max. memory is 16.1GB. [2022-07-13 23:03:11,462 INFO L158 Benchmark]: TraceAbstraction took 86566.59ms. Allocated memory was 266.3MB in the beginning and 620.8MB in the end (delta: 354.4MB). Free memory was 114.5MB in the beginning and 383.7MB in the end (delta: -269.2MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. [2022-07-13 23:03:11,463 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 620.8MB. Free memory is still 383.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 23:03:11,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 29.1MB in the beginning and 29.1MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1854.97ms. Allocated memory was 69.2MB in the beginning and 155.2MB in the end (delta: 86.0MB). Free memory was 43.0MB in the beginning and 103.9MB in the end (delta: -60.9MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.91ms. Allocated memory is still 155.2MB. Free memory was 103.9MB in the beginning and 85.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.12ms. Allocated memory is still 155.2MB. Free memory was 85.1MB in the beginning and 65.1MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 21411.65ms. Allocated memory was 155.2MB in the beginning and 266.3MB in the end (delta: 111.1MB). Free memory was 65.1MB in the beginning and 115.6MB in the end (delta: -50.4MB). Peak memory consumption was 89.8MB. Max. memory is 16.1GB. * TraceAbstraction took 86566.59ms. Allocated memory was 266.3MB in the beginning and 620.8MB in the end (delta: 354.4MB). Free memory was 114.5MB in the beginning and 383.7MB in the end (delta: -269.2MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 620.8MB. Free memory is still 383.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7949]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 7781. Possible FailurePath: [L5238] static int fst_txq_low = 8; [L5239] static int fst_txq_high = 12; [L5240] static int fst_max_reads = 7; [L5241] static int fst_excluded_cards = 0; [L5242] static int fst_excluded_list[32U] ; [L5243-L5251] static struct pci_device_id const fst_pci_dev_id[8U] = { {5657U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 1UL}, {5657U, 1088U, 4294967295U, 4294967295U, 0U, 0U, 2UL}, {5657U, 1552U, 4294967295U, 4294967295U, 0U, 0U, 3UL}, {5657U, 1568U, 4294967295U, 4294967295U, 0U, 0U, 4UL}, {5657U, 1600U, 4294967295U, 4294967295U, 0U, 0U, 5UL}, {5657U, 5648U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {5657U, 5650U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L5252] struct pci_device_id const __mod_pci_device_table ; [L5257] static struct tasklet_struct fst_tx_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_tx_work_q, 0UL}; [L5258] static struct tasklet_struct fst_int_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_int_work_q, 0UL}; [L5259] static struct fst_card_info *fst_card_array[32U] ; [L5260] static spinlock_t fst_work_q_lock ; [L5261] static u64 fst_work_txq ; [L5262] static u64 fst_work_intq ; [L7341-L7342] static char *type_strings[7U] = { (char *)"no hardware", (char *)"FarSync T2P", (char *)"FarSync T4P", (char *)"FarSync T1U", (char *)"FarSync T2U", (char *)"FarSync T4U", (char *)"FarSync TE1"}; [L7394-L7427] static struct net_device_ops const fst_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, & fst_open, & fst_close, & hdlc_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & fst_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, & hdlc_change_mtu, (int (*)(struct net_device * , struct neigh_parms * ))0, & fst_tx_timeout, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L7745-L7759] static struct pci_driver fst_driver = {{(struct list_head *)0, (struct list_head *)0}, "fst", (struct pci_device_id const *)(& fst_pci_dev_id), & fst_add_one, & fst_remove_one, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * ))0, (int (*)(struct pci_dev * ))0, (void (*)(struct pci_dev * ))0, (struct pci_error_handlers *)0, {(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device * ))0, (int (*)(struct device * ))0, (void (*)(struct device * ))0, (int (*)(struct device * , pm_message_t ))0, (int (*)(struct device * ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}}; [L7800] int LDV_IN_INTERRUPT ; [L7953] int ldv_module_refcounter = 1; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, type_strings={53:0}] [L7802] struct net_device *var_group1 ; [L7803] int res_fst_open_36 ; [L7804] int res_fst_close_37 ; [L7805] struct ifreq *var_group2 ; [L7806] int var_fst_ioctl_33_p2 ; [L7807] struct pci_dev *var_group3 ; [L7808] struct pci_device_id const *var_fst_add_one_42_p1 ; [L7809] int res_fst_add_one_42 ; [L7810] int var_fst_intr_27_p0 ; [L7811] void *var_fst_intr_27_p1 ; [L7812] int ldv_s_fst_ops_net_device_ops ; [L7813] int ldv_s_fst_driver_pci_driver ; [L7814] int tmp ; [L7815] int tmp___0 ; [L7816] int tmp___1 ; [L7819] ldv_s_fst_ops_net_device_ops = 0 [L7820] ldv_s_fst_driver_pci_driver = 0 [L7821] LDV_IN_INTERRUPT = 1 [L7822] FCALL ldv_initialize() [L7823] CALL, EXPR fst_init() [L7761] int i ; [L7762] struct lock_class_key __key ; [L7763] int tmp ; [L7765] i = 0 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND FALSE !(i <= 31) VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7778] CALL spinlock_check(& fst_work_q_lock) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={50:0}, type_strings={53:0}] [L4600] return (& lock->ldv_6060.rlock); VAL [\result={50:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={50:0}, lock={50:0}, type_strings={53:0}] [L7778] RET spinlock_check(& fst_work_q_lock) VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, spinlock_check(& fst_work_q_lock)={50:0}, type_strings={53:0}] [L7779-L7780] FCALL __raw_spin_lock_init(& fst_work_q_lock.ldv_6060.rlock, "&(&fst_work_q_lock)->rlock", & __key) VAL [__key={57:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7781] CALL, EXPR __pci_register_driver(& fst_driver, & __this_module, "farsync") [L8074] return __VERIFIER_nondet_int(); [L7781] RET, EXPR __pci_register_driver(& fst_driver, & __this_module, "farsync") [L7781] tmp = __pci_register_driver(& fst_driver, & __this_module, "farsync") [L7783] return (tmp); [L7783] return (tmp); VAL [\result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp=0, type_strings={53:0}] [L7823] RET, EXPR fst_init() [L7823] tmp = fst_init() [L7825] COND FALSE !(tmp != 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, type_strings={53:0}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, tmp___1=2147483648, type_strings={53:0}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND TRUE tmp___0 == 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, tmp___0=0, tmp___1=2147483648, type_strings={53:0}] [L7855] COND TRUE ldv_s_fst_ops_net_device_ops == 0 [L7857] CALL, EXPR fst_open(var_group1) [L7167] int err ; [L7168] struct fst_port_info *port ; [L7169] struct hdlc_device *tmp ; [L7170] int tmp___0 ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7173] CALL, EXPR dev_to_hdlc(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L5204] void *tmp ; [L5207] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5064] return ((void *)dev + 2560U); VAL [\result={0:2560}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L5207] RET, EXPR netdev_priv((struct net_device const *)dev) [L5207] tmp = netdev_priv((struct net_device const *)dev) [L5209] return ((struct hdlc_device *)tmp); VAL [\result={0:2560}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp={0:2560}, type_strings={53:0}] [L7173] RET, EXPR dev_to_hdlc(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, dev_to_hdlc(dev)={0:2560}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7173] tmp = dev_to_hdlc(dev) [L7174] EXPR tmp->priv [L7174] port = (struct fst_port_info *)tmp->priv [L7175] CALL, EXPR ldv_try_module_get_1(& __this_module) [L8027] int tmp ; [L8030] CALL, EXPR ldv_try_module_get(module) [L7965] int module_get_succeeded ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={0:-9223372036854775808}, module={0:-9223372036854775808}, type_strings={53:0}] [L7967] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) [L7969] CALL, EXPR ldv_undefined_int() [L8154] return __VERIFIER_nondet_int(); [L7969] RET, EXPR ldv_undefined_int() [L7969] module_get_succeeded = ldv_undefined_int() [L7971] COND TRUE module_get_succeeded == 1 [L7972] ldv_module_refcounter = ldv_module_refcounter + 1 [L7973] return (1); VAL [\result=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={0:-9223372036854775808}, module={0:-9223372036854775808}, module_get_succeeded=1, type_strings={53:0}] [L8030] RET, EXPR ldv_try_module_get(module) [L8030] tmp = ldv_try_module_get(module) [L8032] return (tmp); VAL [\result=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={0:-9223372036854775808}, module={0:-9223372036854775808}, tmp=1, type_strings={53:0}] [L7175] RET, EXPR ldv_try_module_get_1(& __this_module) [L7175] tmp___0 = ldv_try_module_get_1(& __this_module) [L7177] COND FALSE !(tmp___0 == 0) [L7181] EXPR port->mode VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, port->mode=4, tmp={0:2560}, tmp___0=1, type_strings={53:0}] [L7181] COND FALSE !(port->mode != 4) [L7195] CALL fst_openport(port) [L7102] int signals ; [L7103] int txq_length ; [L7104] unsigned int tmp ; [L7105] int tmp___0 ; [L7107] EXPR port->card [L7107] EXPR (port->card)->state VAL [(port->card)->state=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, port={0:0}, port->card={0:0}, type_strings={53:0}] [L7107] COND FALSE !((port->card)->state == 4U) [L7195] RET fst_openport(port) [L7196] CALL netif_wake_queue(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L5137] struct netdev_queue *tmp ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L5140] CALL, EXPR netdev_get_tx_queue((struct net_device const *)dev, 0U) VAL [\old(index)=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L5058] EXPR dev->_tx [L5058] return ((struct netdev_queue *)dev->_tx + (unsigned long )index); [L5140] RET, EXPR netdev_get_tx_queue((struct net_device const *)dev, 0U) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, netdev_get_tx_queue((struct net_device const *)dev, 0U)={0:0}, type_strings={53:0}] [L5140] tmp = netdev_get_tx_queue((struct net_device const *)dev, 0U) [L5141] CALL netif_tx_wake_queue(tmp) [L5111] int tmp ; [L5112] int tmp___0 ; [L5115] CALL, EXPR netpoll_trap() [L8174] return __VERIFIER_nondet_int(); [L5115] RET, EXPR netpoll_trap() [L5115] tmp = netpoll_trap() [L5117] COND TRUE tmp != 0 [L5119] CALL netif_tx_start_queue(dev_queue) [L5105] FCALL clear_bit(0, (unsigned long volatile *)(& dev_queue->state)) [L5119] RET netif_tx_start_queue(dev_queue) [L5141] RET netif_tx_wake_queue(tmp) [L7196] RET netif_wake_queue(dev) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, tmp={0:2560}, tmp___0=1, type_strings={53:0}] [L7198] return (0); VAL [\result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, dev={0:0}, dev={0:0}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, tmp={0:2560}, tmp___0=1, type_strings={53:0}] [L7857] RET, EXPR fst_open(var_group1) [L7857] res_fst_open_36 = fst_open(var_group1) [L7858] FCALL ldv_check_return_value(res_fst_open_36) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, res_fst_open_36=0, tmp=0, tmp___0=0, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7860] COND FALSE !(res_fst_open_36 < 0) [L7864] ldv_s_fst_ops_net_device_ops = ldv_s_fst_ops_net_device_ops + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=0, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=0, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND FALSE !(tmp___0 == 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7837] COND FALSE !(tmp___0 == 1) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7840] COND FALSE !(tmp___0 == 2) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7843] COND FALSE !(tmp___0 == 3) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7846] COND TRUE tmp___0 == 4 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=2147483648, type_strings={53:0}, var_group1={0:0}] [L7893] COND TRUE ldv_s_fst_driver_pci_driver == 0 [L7895] CALL, EXPR fst_add_one(var_group3, var_fst_add_one_42_p1) [L7429] int no_of_cards_added ; [L7430] struct fst_card_info *card ; [L7431] int err ; [L7432] int i ; [L7433] bool __print_once ; [L7434] void *tmp ; [L7435] char *tmp___0 ; [L7436] void *tmp___1 ; [L7437] char *tmp___2 ; [L7438] void *tmp___3 ; [L7439] int tmp___4 ; [L7440] int tmp___5 ; [L7441] struct lock_class_key __key ; [L7442] struct net_device *dev ; [L7443] struct net_device *tmp___6 ; [L7444] hdlc_device *hdlc ; [L7445] int tmp___7 ; [L7446] struct hdlc_device *tmp___8 ; [L7447] int tmp___9 ; [L7449] no_of_cards_added = 0 [L7450] err = 0 VAL [__key={63:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, ent={265:266}, ent={265:266}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={267:268}, pdev={267:268}, type_strings={53:0}] [L7451] COND TRUE ! __print_once [L7453] __print_once = (bool )1 [L7458] COND FALSE !(fst_excluded_cards != 0) VAL [__key={63:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __print_once=1, __this_module={0:-9223372036854775808}, ent={265:266}, ent={265:266}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={267:268}, pdev={267:268}, type_strings={53:0}] [L7480] CALL, EXPR kzalloc(1000UL, 208U) [L4776] void *tmp ; [L4779] CALL, EXPR kmalloc(size, flags | 32768U) [L4766] void *tmp___2 ; [L4769] CALL, EXPR __kmalloc(size, flags) [L8067] CALL, EXPR ldv_malloc(arg0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L8061] COND TRUE __VERIFIER_nondet_bool() [L8061] return 0; VAL [\old(size)=1000, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, type_strings={53:0}] [L8067] RET, EXPR ldv_malloc(arg0) VAL [\old(arg0)=null, \old(arg1)=32976, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, arg0=null, arg1=32976, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_malloc(arg0)={0:0}, ldv_module_refcounter=2, type_strings={53:0}] [L8067] return ldv_malloc(arg0); [L4769] RET, EXPR __kmalloc(size, flags) [L4769] tmp___2 = __kmalloc(size, flags) [L4771] return (tmp___2); VAL [\old(flags)=32976, \old(size)=1000, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, flags=32976, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp___2={0:0}, type_strings={53:0}] [L4779] RET, EXPR kmalloc(size, flags | 32768U) [L4779] tmp = kmalloc(size, flags | 32768U) [L4781] return (tmp); VAL [\old(flags)=208, \old(size)=1000, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, flags=208, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp={0:0}, type_strings={53:0}] [L7480] RET, EXPR kzalloc(1000UL, 208U) [L7480] tmp = kzalloc(1000UL, 208U) [L7481] card = (struct fst_card_info *)tmp VAL [__key={63:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __print_once=1, __this_module={0:-9223372036854775808}, card={0:0}, ent={265:266}, ent={265:266}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={267:268}, pdev={267:268}, tmp={0:0}, type_strings={53:0}] [L7483] COND TRUE (unsigned long )card == (unsigned long )((struct fst_card_info *)0) [L7487] return (-12); [L7487] return (-12); VAL [\result=-12, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __print_once=1, __this_module={0:-9223372036854775808}, card={0:0}, ent={265:266}, ent={265:266}, err=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={267:268}, pdev={267:268}, tmp={0:0}, type_strings={53:0}] [L7895] RET, EXPR fst_add_one(var_group3, var_fst_add_one_42_p1) [L7895] res_fst_add_one_42 = fst_add_one(var_group3, var_fst_add_one_42_p1) [L7896] FCALL ldv_check_return_value(res_fst_add_one_42) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_add_one_42=4294967284, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=2147483648, type_strings={53:0}, var_fst_add_one_42_p1={265:266}, var_group1={0:0}, var_group3={267:268}] [L7898] COND TRUE res_fst_add_one_42 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_add_one_42=4294967284, res_fst_open_36=0, tmp=0, tmp___0=4, tmp___1=2147483648, type_strings={53:0}, var_fst_add_one_42_p1={265:266}, var_group1={0:0}, var_group3={267:268}] [L7937] CALL fst_cleanup_module() [L7791] FCALL pci_unregister_driver(& fst_driver) [L7937] RET fst_cleanup_module() [L7941] CALL ldv_check_final_state() [L8017] COND TRUE ldv_module_refcounter != 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L8019] CALL ldv_blast_assert() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] [L7949] reach_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:-9223372036854775808}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={53:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 57 procedures, 1064 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 86.3s, OverallIterations: 16, TraceHistogramMax: 32, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 32.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18521 SdHoareTripleChecker+Valid, 25.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17503 mSDsluCounter, 138393 SdHoareTripleChecker+Invalid, 22.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 107673 mSDsCounter, 3031 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5582 IncrementalHoareTripleChecker+Invalid, 8613 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3031 mSolverCounterUnsat, 30720 mSDtfsCounter, 5582 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1735 GetRequests, 1593 SyntacticMatches, 1 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 9.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6557occurred in iteration=12, InterpolantAutomatonStates: 126, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 10958 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 20.5s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 1512 NumberOfCodeBlocks, 1376 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1694 ConstructedInterpolants, 0 QuantifiedInterpolants, 3657 SizeOfPredicates, 31 NumberOfNonLiveVariables, 15246 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 8825/10031 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-13 23:03:11,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample