./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 0f8a17c6 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 0.2.1-dev-0f8a17c [2021-11-16 21:59:02,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 21:59:02,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 21:59:02,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 21:59:02,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 21:59:02,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 21:59:02,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 21:59:02,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 21:59:02,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 21:59:02,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 21:59:02,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 21:59:02,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 21:59:02,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 21:59:02,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 21:59:02,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 21:59:02,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 21:59:02,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 21:59:02,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 21:59:02,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 21:59:02,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 21:59:02,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 21:59:02,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 21:59:02,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 21:59:02,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 21:59:02,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 21:59:02,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 21:59:02,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 21:59:02,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 21:59:02,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 21:59:02,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 21:59:02,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 21:59:02,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 21:59:02,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 21:59:02,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 21:59:02,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 21:59:02,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 21:59:02,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 21:59:02,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 21:59:02,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 21:59:02,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 21:59:02,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 21:59:02,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-16 21:59:02,308 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 21:59:02,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 21:59:02,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 21:59:02,314 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 21:59:02,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 21:59:02,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 21:59:02,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 21:59:02,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 21:59:02,316 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 21:59:02,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 21:59:02,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-16 21:59:02,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 21:59:02,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 21:59:02,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 21:59:02,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 21:59:02,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 21:59:02,318 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 21:59:02,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 21:59:02,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 21:59:02,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 21:59:02,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 21:59:02,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:59:02,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 21:59:02,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 21:59:02,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 21:59:02,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-16 21:59:02,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-16 21:59:02,321 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 21:59:02,321 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 21:59:02,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 21:59:02,321 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 21:59:02,321 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2021-11-16 21:59:02,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 21:59:02,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 21:59:02,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 21:59:02,508 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 21:59:02,508 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 21:59:02,509 INFO L432 ainManager$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 [2021-11-16 21:59:02,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1599b84c/f550607371fc4d8681193a5ada1c21e2/FLAG2d42d5a4c [2021-11-16 21:59:03,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 21:59:03,078 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 [2021-11-16 21:59:03,105 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1599b84c/f550607371fc4d8681193a5ada1c21e2/FLAG2d42d5a4c [2021-11-16 21:59:03,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1599b84c/f550607371fc4d8681193a5ada1c21e2 [2021-11-16 21:59:03,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 21:59:03,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 21:59:03,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 21:59:03,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 21:59:03,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 21:59:03,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:59:03" (1/1) ... [2021-11-16 21:59:03,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb5c131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:03, skipping insertion in model container [2021-11-16 21:59:03,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:59:03" (1/1) ... [2021-11-16 21:59:03,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 21:59:03,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 21:59:04,594 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] [2021-11-16 21:59:04,615 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:59:04,635 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 21:59:04,830 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] [2021-11-16 21:59:04,835 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:59:04,951 INFO L208 MainTranslator]: Completed translation [2021-11-16 21:59:04,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04 WrapperNode [2021-11-16 21:59:04,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 21:59:04,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 21:59:04,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 21:59:04,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 21:59:04,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,141 INFO L137 Inliner]: procedures = 200, calls = 1489, calls flagged for inlining = 98, calls inlined = 84, statements flattened = 3282 [2021-11-16 21:59:05,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 21:59:05,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 21:59:05,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 21:59:05,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 21:59:05,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 21:59:05,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 21:59:05,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 21:59:05,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 21:59:05,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (1/1) ... [2021-11-16 21:59:05,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:59:05,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:05,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-16 21:59:05,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-16 21:59:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-16 21:59:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-16 21:59:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-16 21:59:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-16 21:59:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-16 21:59:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-16 21:59:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-16 21:59:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-16 21:59:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-16 21:59:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-16 21:59:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-16 21:59:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-16 21:59:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-16 21:59:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-16 21:59:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-16 21:59:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-16 21:59:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-16 21:59:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-16 21:59:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-16 21:59:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-16 21:59:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-11-16 21:59:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-11-16 21:59:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-16 21:59:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-16 21:59:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-16 21:59:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-16 21:59:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-16 21:59:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-16 21:59:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 21:59:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 21:59:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-16 21:59:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-16 21:59:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-16 21:59:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-16 21:59:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-16 21:59:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-16 21:59:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-16 21:59:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-16 21:59:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-16 21:59:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-16 21:59:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-16 21:59:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 21:59:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-16 21:59:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-16 21:59:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-16 21:59:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-16 21:59:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-16 21:59:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-16 21:59:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-16 21:59:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-16 21:59:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2021-11-16 21:59:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2021-11-16 21:59:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-16 21:59:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-16 21:59:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-16 21:59:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-16 21:59:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2021-11-16 21:59:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2021-11-16 21:59:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-16 21:59:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-16 21:59:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-16 21:59:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-16 21:59:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-16 21:59:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-16 21:59:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-16 21:59:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-16 21:59:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-16 21:59:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-16 21:59:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-16 21:59:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-11-16 21:59:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-11-16 21:59:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-16 21:59:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-16 21:59:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2021-11-16 21:59:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2021-11-16 21:59:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-16 21:59:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-16 21:59:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-16 21:59:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-16 21:59:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-16 21:59:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-16 21:59:05,357 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-16 21:59:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2021-11-16 21:59:05,357 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2021-11-16 21:59:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 21:59:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-16 21:59:05,357 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-16 21:59:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 21:59:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2021-11-16 21:59:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2021-11-16 21:59:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 21:59:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-16 21:59:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-16 21:59:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2021-11-16 21:59:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2021-11-16 21:59:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2021-11-16 21:59:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2021-11-16 21:59:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-16 21:59:05,359 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-16 21:59:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-16 21:59:05,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-16 21:59:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-11-16 21:59:05,359 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-11-16 21:59:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-11-16 21:59:05,359 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-11-16 21:59:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-16 21:59:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-16 21:59:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-16 21:59:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-16 21:59:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-16 21:59:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-16 21:59:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-16 21:59:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-16 21:59:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2021-11-16 21:59:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2021-11-16 21:59:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-16 21:59:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-16 21:59:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-16 21:59:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-16 21:59:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-16 21:59:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-16 21:59:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-16 21:59:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-16 21:59:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-16 21:59:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 21:59:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 21:59:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-16 21:59:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-16 21:59:05,795 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 21:59:05,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 21:59:06,289 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:06,293 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:06,297 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:06,298 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:06,299 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:06,299 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:06,303 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:07,488 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##214: assume !false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##228: assume !false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##227: assume false; [2021-11-16 21:59:07,489 INFO L768 $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; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##391: assume !false; [2021-11-16 21:59:07,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##390: assume false; [2021-11-16 21:59:07,541 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 21:59:07,549 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 21:59:07,550 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-16 21:59:07,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:59:07 BoogieIcfgContainer [2021-11-16 21:59:07,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 21:59:07,564 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 21:59:07,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 21:59:07,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 21:59:07,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:59:03" (1/3) ... [2021-11-16 21:59:07,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f8035b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:59:07, skipping insertion in model container [2021-11-16 21:59:07,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:04" (2/3) ... [2021-11-16 21:59:07,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f8035b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:59:07, skipping insertion in model container [2021-11-16 21:59:07,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:59:07" (3/3) ... [2021-11-16 21:59:07,568 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-16 21:59:07,571 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 21:59:07,571 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 21:59:07,599 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 21:59:07,603 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 21:59:07,603 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 21:59:07,627 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) [2021-11-16 21:59:07,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-16 21:59:07,630 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:07,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:07,630 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:07,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:07,633 INFO L85 PathProgramCache]: Analyzing trace with hash 953068106, now seen corresponding path program 1 times [2021-11-16 21:59:07,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:07,639 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108753284] [2021-11-16 21:59:07,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:07,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:07,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-16 21:59:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:07,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-16 21:59:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:07,945 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:07,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108753284] [2021-11-16 21:59:07,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108753284] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:07,946 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:07,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-16 21:59:07,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464762767] [2021-11-16 21:59:07,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:07,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-16 21:59:07,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:07,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-16 21:59:07,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-16 21:59:07,986 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), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-16 21:59:08,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:08,160 INFO L93 Difference]: Finished difference Result 2123 states and 2971 transitions. [2021-11-16 21:59:08,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-16 21:59:08,167 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 [2021-11-16 21:59:08,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:08,184 INFO L225 Difference]: With dead ends: 2123 [2021-11-16 21:59:08,186 INFO L226 Difference]: Without dead ends: 1060 [2021-11-16 21:59:08,194 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:08,198 INFO L933 BasicCegarLoop]: 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 [2021-11-16 21:59:08,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 2948 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:08,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2021-11-16 21:59:08,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1059. [2021-11-16 21:59:08,291 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) [2021-11-16 21:59:08,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1474 transitions. [2021-11-16 21:59:08,301 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1474 transitions. Word has length 21 [2021-11-16 21:59:08,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:08,301 INFO L470 AbstractCegarLoop]: Abstraction has 1059 states and 1474 transitions. [2021-11-16 21:59:08,301 INFO L471 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) [2021-11-16 21:59:08,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1474 transitions. [2021-11-16 21:59:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-16 21:59:08,303 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:08,303 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:08,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-16 21:59:08,304 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:08,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:08,305 INFO L85 PathProgramCache]: Analyzing trace with hash 172351718, now seen corresponding path program 1 times [2021-11-16 21:59:08,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:08,305 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163640077] [2021-11-16 21:59:08,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:08,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:08,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-16 21:59:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:08,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-16 21:59:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:08,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:08,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163640077] [2021-11-16 21:59:08,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163640077] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:08,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470911144] [2021-11-16 21:59:08,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:08,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:08,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:08,421 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) [2021-11-16 21:59:08,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-16 21:59:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:08,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 21:59:08,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-16 21:59:08,839 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:59:08,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470911144] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:08,840 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:59:08,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-11-16 21:59:08,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080738600] [2021-11-16 21:59:08,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:08,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-16 21:59:08,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:08,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-16 21:59:08,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:59:08,846 INFO L87 Difference]: Start difference. First operand 1059 states and 1474 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) [2021-11-16 21:59:08,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:08,937 INFO L93 Difference]: Finished difference Result 3149 states and 4388 transitions. [2021-11-16 21:59:08,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-16 21:59:08,937 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 [2021-11-16 21:59:08,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:08,946 INFO L225 Difference]: With dead ends: 3149 [2021-11-16 21:59:08,947 INFO L226 Difference]: Without dead ends: 2098 [2021-11-16 21:59:08,949 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:08,951 INFO L933 BasicCegarLoop]: 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 [2021-11-16 21:59:08,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1448 Valid, 3425 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:08,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2098 states. [2021-11-16 21:59:09,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2098 to 2095. [2021-11-16 21:59:09,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2095 states, 1468 states have (on average 1.284741144414169) internal successors, (1886), 1479 states have internal predecessors, (1886), 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) [2021-11-16 21:59:09,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 2095 states and 2916 transitions. [2021-11-16 21:59:09,044 INFO L78 Accepts]: Start accepts. Automaton has 2095 states and 2916 transitions. Word has length 23 [2021-11-16 21:59:09,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:09,044 INFO L470 AbstractCegarLoop]: Abstraction has 2095 states and 2916 transitions. [2021-11-16 21:59:09,045 INFO L471 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) [2021-11-16 21:59:09,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2916 transitions. [2021-11-16 21:59:09,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-16 21:59:09,046 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:09,047 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:09,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:09,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:09,268 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:09,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:09,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1037625081, now seen corresponding path program 1 times [2021-11-16 21:59:09,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:09,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43394944] [2021-11-16 21:59:09,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:09,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:09,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-16 21:59:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:09,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-16 21:59:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:09,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-16 21:59:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:09,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:09,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:09,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43394944] [2021-11-16 21:59:09,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43394944] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:09,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2085593149] [2021-11-16 21:59:09,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:09,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:09,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:09,348 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) [2021-11-16 21:59:09,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-16 21:59:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:09,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 21:59:09,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:09,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:09,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:09,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:09,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2085593149] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:59:09,833 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:59:09,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-16 21:59:09,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139478075] [2021-11-16 21:59:09,833 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:59:09,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:59:09,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:09,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:59:09,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:59:09,834 INFO L87 Difference]: Start difference. First operand 2095 states and 2916 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) [2021-11-16 21:59:09,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:09,906 INFO L93 Difference]: Finished difference Result 4190 states and 5834 transitions. [2021-11-16 21:59:09,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-16 21:59:09,906 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 [2021-11-16 21:59:09,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:09,914 INFO L225 Difference]: With dead ends: 4190 [2021-11-16 21:59:09,915 INFO L226 Difference]: Without dead ends: 2101 [2021-11-16 21:59:09,920 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:09,920 INFO L933 BasicCegarLoop]: 1470 mSDtfsCounter, 6 mSDsluCounter, 2936 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4406 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 [2021-11-16 21:59:09,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 4406 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:09,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2101 states. [2021-11-16 21:59:09,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2101 to 2101. [2021-11-16 21:59:09,984 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) [2021-11-16 21:59:09,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 2101 states and 2922 transitions. [2021-11-16 21:59:09,993 INFO L78 Accepts]: Start accepts. Automaton has 2101 states and 2922 transitions. Word has length 43 [2021-11-16 21:59:09,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:09,993 INFO L470 AbstractCegarLoop]: Abstraction has 2101 states and 2922 transitions. [2021-11-16 21:59:09,993 INFO L471 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) [2021-11-16 21:59:09,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2922 transitions. [2021-11-16 21:59:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-16 21:59:09,995 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:09,995 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:10,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:10,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-16 21:59:10,214 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:10,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:10,214 INFO L85 PathProgramCache]: Analyzing trace with hash 2025144539, now seen corresponding path program 2 times [2021-11-16 21:59:10,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:10,214 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472969704] [2021-11-16 21:59:10,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:10,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:10,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-16 21:59:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:10,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:59:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:10,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-16 21:59:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:10,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-16 21:59:10,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:10,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472969704] [2021-11-16 21:59:10,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472969704] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:10,309 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:10,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-16 21:59:10,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399374652] [2021-11-16 21:59:10,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:10,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-16 21:59:10,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:10,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-16 21:59:10,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:59:10,310 INFO L87 Difference]: Start difference. First operand 2101 states and 2922 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) [2021-11-16 21:59:10,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:10,754 INFO L93 Difference]: Finished difference Result 6065 states and 8726 transitions. [2021-11-16 21:59:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-16 21:59:10,755 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 [2021-11-16 21:59:10,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:10,812 INFO L225 Difference]: With dead ends: 6065 [2021-11-16 21:59:10,813 INFO L226 Difference]: Without dead ends: 3983 [2021-11-16 21:59:10,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:59:10,819 INFO L933 BasicCegarLoop]: 2800 mSDtfsCounter, 2190 mSDsluCounter, 6447 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2383 SdHoareTripleChecker+Valid, 9247 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:10,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2383 Valid, 9247 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-16 21:59:10,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3983 states. [2021-11-16 21:59:10,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3983 to 2035. [2021-11-16 21:59:10,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2035 states, 1433 states have (on average 1.2840195394277738) internal successors, (1840), 1443 states have internal predecessors, (1840), 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) [2021-11-16 21:59:10,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 2035 states and 2820 transitions. [2021-11-16 21:59:10,901 INFO L78 Accepts]: Start accepts. Automaton has 2035 states and 2820 transitions. Word has length 49 [2021-11-16 21:59:10,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:10,901 INFO L470 AbstractCegarLoop]: Abstraction has 2035 states and 2820 transitions. [2021-11-16 21:59:10,901 INFO L471 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) [2021-11-16 21:59:10,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2820 transitions. [2021-11-16 21:59:10,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-16 21:59:10,903 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:10,903 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:10,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-16 21:59:10,904 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:10,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:10,904 INFO L85 PathProgramCache]: Analyzing trace with hash -252131403, now seen corresponding path program 1 times [2021-11-16 21:59:10,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:10,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321486069] [2021-11-16 21:59:10,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:10,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:10,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-16 21:59:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:10,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-16 21:59:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:10,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-16 21:59:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:11,003 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:11,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:11,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321486069] [2021-11-16 21:59:11,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321486069] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:11,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164799836] [2021-11-16 21:59:11,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:11,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:11,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:11,010 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) [2021-11-16 21:59:11,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-16 21:59:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:11,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-16 21:59:11,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:11,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:11,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164799836] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:59:11,558 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:59:11,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2021-11-16 21:59:11,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294419486] [2021-11-16 21:59:11,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:59:11,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-16 21:59:11,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:11,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-16 21:59:11,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-16 21:59:11,559 INFO L87 Difference]: Start difference. First operand 2035 states and 2820 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) [2021-11-16 21:59:11,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:11,647 INFO L93 Difference]: Finished difference Result 4070 states and 5645 transitions. [2021-11-16 21:59:11,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-16 21:59:11,647 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 [2021-11-16 21:59:11,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:11,653 INFO L225 Difference]: With dead ends: 4070 [2021-11-16 21:59:11,654 INFO L226 Difference]: Without dead ends: 2047 [2021-11-16 21:59:11,658 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:11,658 INFO L933 BasicCegarLoop]: 1470 mSDtfsCounter, 10 mSDsluCounter, 7340 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 8810 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:11,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 8810 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:11,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2021-11-16 21:59:11,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 2047. [2021-11-16 21:59:11,744 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) [2021-11-16 21:59:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 2047 states and 2832 transitions. [2021-11-16 21:59:11,751 INFO L78 Accepts]: Start accepts. Automaton has 2047 states and 2832 transitions. Word has length 51 [2021-11-16 21:59:11,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:11,753 INFO L470 AbstractCegarLoop]: Abstraction has 2047 states and 2832 transitions. [2021-11-16 21:59:11,753 INFO L471 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) [2021-11-16 21:59:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2832 transitions. [2021-11-16 21:59:11,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-16 21:59:11,754 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:11,755 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:11,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:11,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:11,971 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:11,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:11,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1812840541, now seen corresponding path program 2 times [2021-11-16 21:59:11,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:11,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336755045] [2021-11-16 21:59:11,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:11,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-16 21:59:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:12,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-16 21:59:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:12,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:59:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:12,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:12,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336755045] [2021-11-16 21:59:12,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336755045] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:12,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49445840] [2021-11-16 21:59:12,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 21:59:12,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:12,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:12,188 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) [2021-11-16 21:59:12,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-16 21:59:12,561 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-16 21:59:12,561 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 21:59:12,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-16 21:59:12,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-16 21:59:12,696 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:59:12,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49445840] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:12,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:59:12,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 15 [2021-11-16 21:59:12,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560718232] [2021-11-16 21:59:12,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:12,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:59:12,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:12,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:59:12,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2021-11-16 21:59:12,698 INFO L87 Difference]: Start difference. First operand 2047 states and 2832 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) [2021-11-16 21:59:13,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:13,651 INFO L93 Difference]: Finished difference Result 3025 states and 4186 transitions. [2021-11-16 21:59:13,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-16 21:59:13,651 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 [2021-11-16 21:59:13,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:13,663 INFO L225 Difference]: With dead ends: 3025 [2021-11-16 21:59:13,663 INFO L226 Difference]: Without dead ends: 3022 [2021-11-16 21:59:13,664 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:13,665 INFO L933 BasicCegarLoop]: 2597 mSDtfsCounter, 3010 mSDsluCounter, 894 mSDsCounter, 0 mSdLazyCounter, 478 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3010 SdHoareTripleChecker+Valid, 3491 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 [2021-11-16 21:59:13,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3010 Valid, 3491 Invalid, 804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 478 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-16 21:59:13,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3022 states. [2021-11-16 21:59:13,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3022 to 3015. [2021-11-16 21:59:13,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3015 states, 2127 states have (on average 1.2849083215796897) internal successors, (2733), 2140 states have internal predecessors, (2733), 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) [2021-11-16 21:59:13,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 3015 states and 4177 transitions. [2021-11-16 21:59:13,743 INFO L78 Accepts]: Start accepts. Automaton has 3015 states and 4177 transitions. Word has length 63 [2021-11-16 21:59:13,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:13,743 INFO L470 AbstractCegarLoop]: Abstraction has 3015 states and 4177 transitions. [2021-11-16 21:59:13,744 INFO L471 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) [2021-11-16 21:59:13,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 4177 transitions. [2021-11-16 21:59:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-16 21:59:13,745 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:13,745 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:13,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:13,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:13,964 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:13,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:13,965 INFO L85 PathProgramCache]: Analyzing trace with hash -683773550, now seen corresponding path program 1 times [2021-11-16 21:59:13,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:13,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689356684] [2021-11-16 21:59:13,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:13,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-16 21:59:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-16 21:59:14,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:59:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-16 21:59:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,033 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-16 21:59:14,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:14,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689356684] [2021-11-16 21:59:14,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689356684] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:14,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:14,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-16 21:59:14,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222420125] [2021-11-16 21:59:14,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:14,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-16 21:59:14,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:14,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-16 21:59:14,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:59:14,034 INFO L87 Difference]: Start difference. First operand 3015 states and 4177 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), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-16 21:59:14,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:14,538 INFO L93 Difference]: Finished difference Result 6332 states and 8991 transitions. [2021-11-16 21:59:14,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 21:59:14,539 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), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 67 [2021-11-16 21:59:14,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:14,553 INFO L225 Difference]: With dead ends: 6332 [2021-11-16 21:59:14,554 INFO L226 Difference]: Without dead ends: 4315 [2021-11-16 21:59:14,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:59:14,559 INFO L933 BasicCegarLoop]: 2196 mSDtfsCounter, 2018 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 656 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:14,560 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2018 Valid, 6729 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [656 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-16 21:59:14,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4315 states. [2021-11-16 21:59:14,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4315 to 3015. [2021-11-16 21:59:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3015 states, 2127 states have (on average 1.2844381758345087) internal successors, (2732), 2140 states have internal predecessors, (2732), 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) [2021-11-16 21:59:14,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 3015 states and 4176 transitions. [2021-11-16 21:59:14,664 INFO L78 Accepts]: Start accepts. Automaton has 3015 states and 4176 transitions. Word has length 67 [2021-11-16 21:59:14,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:14,664 INFO L470 AbstractCegarLoop]: Abstraction has 3015 states and 4176 transitions. [2021-11-16 21:59:14,664 INFO L471 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), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-16 21:59:14,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 4176 transitions. [2021-11-16 21:59:14,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-16 21:59:14,666 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:14,666 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:14,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-16 21:59:14,666 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:14,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:14,666 INFO L85 PathProgramCache]: Analyzing trace with hash -2088815525, now seen corresponding path program 1 times [2021-11-16 21:59:14,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:14,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380863128] [2021-11-16 21:59:14,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:14,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-16 21:59:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-16 21:59:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-16 21:59:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-16 21:59:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-16 21:59:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:14,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:14,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380863128] [2021-11-16 21:59:14,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380863128] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:14,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265532684] [2021-11-16 21:59:14,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:14,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:14,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:14,876 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) [2021-11-16 21:59:14,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-16 21:59:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:15,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-16 21:59:15,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:15,336 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:15,336 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:15,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265532684] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:59:15,616 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:59:15,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2021-11-16 21:59:15,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791432385] [2021-11-16 21:59:15,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:59:15,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-11-16 21:59:15,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:15,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-11-16 21:59:15,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=348, Unknown=0, NotChecked=0, Total=650 [2021-11-16 21:59:15,617 INFO L87 Difference]: Start difference. First operand 3015 states and 4176 transitions. Second operand has 26 states, 26 states have (on average 3.9615384615384617) internal successors, (103), 25 states have internal predecessors, (103), 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) [2021-11-16 21:59:16,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:16,882 INFO L93 Difference]: Finished difference Result 6032 states and 8365 transitions. [2021-11-16 21:59:16,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-16 21:59:16,883 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.9615384615384617) internal successors, (103), 25 states have internal predecessors, (103), 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 76 [2021-11-16 21:59:16,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:16,893 INFO L225 Difference]: With dead ends: 6032 [2021-11-16 21:59:16,894 INFO L226 Difference]: Without dead ends: 3041 [2021-11-16 21:59:16,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=302, Invalid=348, Unknown=0, NotChecked=0, Total=650 [2021-11-16 21:59:16,900 INFO L933 BasicCegarLoop]: 1430 mSDtfsCounter, 283 mSDsluCounter, 4207 mSDsCounter, 0 mSdLazyCounter, 1202 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 5637 SdHoareTripleChecker+Invalid, 1478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:16,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 5637 Invalid, 1478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1202 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-16 21:59:16,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3041 states. [2021-11-16 21:59:16,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3041 to 3041. [2021-11-16 21:59:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3041 states, 2152 states have (on average 1.2811338289962826) internal successors, (2757), 2166 states have internal predecessors, (2757), 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) [2021-11-16 21:59:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3041 states to 3041 states and 4202 transitions. [2021-11-16 21:59:16,987 INFO L78 Accepts]: Start accepts. Automaton has 3041 states and 4202 transitions. Word has length 76 [2021-11-16 21:59:16,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:16,987 INFO L470 AbstractCegarLoop]: Abstraction has 3041 states and 4202 transitions. [2021-11-16 21:59:16,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.9615384615384617) internal successors, (103), 25 states have internal predecessors, (103), 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) [2021-11-16 21:59:16,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3041 states and 4202 transitions. [2021-11-16 21:59:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-16 21:59:16,989 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:16,989 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:17,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:17,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:17,204 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:17,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:17,204 INFO L85 PathProgramCache]: Analyzing trace with hash 762091787, now seen corresponding path program 2 times [2021-11-16 21:59:17,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:17,205 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546398754] [2021-11-16 21:59:17,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:17,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:17,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:59:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:17,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-11-16 21:59:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:17,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-16 21:59:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:17,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-11-16 21:59:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:17,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-16 21:59:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:17,572 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:17,572 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:17,573 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546398754] [2021-11-16 21:59:17,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546398754] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:17,573 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482436662] [2021-11-16 21:59:17,573 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 21:59:17,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:17,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:17,574 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) [2021-11-16 21:59:17,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-16 21:59:17,899 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-16 21:59:17,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 21:59:17,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-16 21:59:17,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2021-11-16 21:59:18,222 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:59:18,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482436662] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:18,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:59:18,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [26] total 31 [2021-11-16 21:59:18,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686373892] [2021-11-16 21:59:18,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:18,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:59:18,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:18,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:59:18,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=618, Unknown=0, NotChecked=0, Total=930 [2021-11-16 21:59:18,224 INFO L87 Difference]: Start difference. First operand 3041 states and 4202 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) [2021-11-16 21:59:21,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:21,402 INFO L93 Difference]: Finished difference Result 9020 states and 12805 transitions. [2021-11-16 21:59:21,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-16 21:59:21,402 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 100 [2021-11-16 21:59:21,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:21,442 INFO L225 Difference]: With dead ends: 9020 [2021-11-16 21:59:21,442 INFO L226 Difference]: Without dead ends: 6034 [2021-11-16 21:59:21,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=337, Invalid=923, Unknown=0, NotChecked=0, Total=1260 [2021-11-16 21:59:21,454 INFO L933 BasicCegarLoop]: 3463 mSDtfsCounter, 3145 mSDsluCounter, 12934 mSDsCounter, 0 mSdLazyCounter, 2560 mSolverCounterSat, 919 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3339 SdHoareTripleChecker+Valid, 16397 SdHoareTripleChecker+Invalid, 3479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 919 IncrementalHoareTripleChecker+Valid, 2560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:21,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3339 Valid, 16397 Invalid, 3479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [919 Valid, 2560 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-16 21:59:21,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6034 states. [2021-11-16 21:59:21,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6034 to 4004. [2021-11-16 21:59:21,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 2829 states have (on average 1.2813715093672675) internal successors, (3625), 2848 states have internal predecessors, (3625), 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) [2021-11-16 21:59:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 5531 transitions. [2021-11-16 21:59:21,632 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 5531 transitions. Word has length 100 [2021-11-16 21:59:21,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:21,633 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 5531 transitions. [2021-11-16 21:59:21,633 INFO L471 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) [2021-11-16 21:59:21,634 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5531 transitions. [2021-11-16 21:59:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-16 21:59:21,639 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:21,639 INFO L514 BasicCegarLoop]: 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, 1, 1] [2021-11-16 21:59:21,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:21,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:21,858 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:21,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:21,858 INFO L85 PathProgramCache]: Analyzing trace with hash -936469693, now seen corresponding path program 1 times [2021-11-16 21:59:21,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:21,858 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574093434] [2021-11-16 21:59:21,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:21,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:22,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-16 21:59:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:22,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-11-16 21:59:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:22,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-16 21:59:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:22,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-11-16 21:59:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:22,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-16 21:59:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:22,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:22,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574093434] [2021-11-16 21:59:22,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574093434] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:22,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723615027] [2021-11-16 21:59:22,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:22,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:22,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:22,276 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) [2021-11-16 21:59:22,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-16 21:59:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:22,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 1219 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-16 21:59:22,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:22,824 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:22,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:23,245 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:23,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723615027] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:59:23,246 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-16 21:59:23,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 36 [2021-11-16 21:59:23,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859309124] [2021-11-16 21:59:23,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-16 21:59:23,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-16 21:59:23,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:23,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-16 21:59:23,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=597, Invalid=663, Unknown=0, NotChecked=0, Total=1260 [2021-11-16 21:59:23,250 INFO L87 Difference]: Start difference. First operand 4004 states and 5531 transitions. Second operand has 36 states, 36 states have (on average 3.5833333333333335) internal successors, (129), 35 states have internal predecessors, (129), 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) [2021-11-16 21:59:24,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:24,917 INFO L93 Difference]: Finished difference Result 7980 states and 11043 transitions. [2021-11-16 21:59:24,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-16 21:59:24,917 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.5833333333333335) internal successors, (129), 35 states have internal predecessors, (129), 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 102 [2021-11-16 21:59:24,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:24,929 INFO L225 Difference]: With dead ends: 7980 [2021-11-16 21:59:24,929 INFO L226 Difference]: Without dead ends: 4024 [2021-11-16 21:59:24,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=597, Invalid=663, Unknown=0, NotChecked=0, Total=1260 [2021-11-16 21:59:24,940 INFO L933 BasicCegarLoop]: 1430 mSDtfsCounter, 293 mSDsluCounter, 7727 mSDsCounter, 0 mSdLazyCounter, 2109 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 9157 SdHoareTripleChecker+Invalid, 2373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 2109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:24,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [330 Valid, 9157 Invalid, 2373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 2109 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-16 21:59:24,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2021-11-16 21:59:25,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 4024. [2021-11-16 21:59:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 2849 states have (on average 1.2793962793962794) internal successors, (3645), 2868 states have internal predecessors, (3645), 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) [2021-11-16 21:59:25,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 5551 transitions. [2021-11-16 21:59:25,065 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 5551 transitions. Word has length 102 [2021-11-16 21:59:25,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:25,065 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 5551 transitions. [2021-11-16 21:59:25,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.5833333333333335) internal successors, (129), 35 states have internal predecessors, (129), 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) [2021-11-16 21:59:25,065 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 5551 transitions. [2021-11-16 21:59:25,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-16 21:59:25,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:25,067 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:25,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:25,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:25,288 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:25,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:25,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1360267477, now seen corresponding path program 2 times [2021-11-16 21:59:25,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:25,289 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530236782] [2021-11-16 21:59:25,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:25,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:25,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-16 21:59:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:25,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-16 21:59:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:25,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-16 21:59:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:25,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-16 21:59:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:25,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-16 21:59:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 21:59:25,503 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:25,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530236782] [2021-11-16 21:59:25,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530236782] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:25,503 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:25,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-16 21:59:25,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066952521] [2021-11-16 21:59:25,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:25,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-16 21:59:25,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:25,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-16 21:59:25,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:59:25,505 INFO L87 Difference]: Start difference. First operand 4024 states and 5551 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) [2021-11-16 21:59:29,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:29,033 INFO L93 Difference]: Finished difference Result 8067 states and 11161 transitions. [2021-11-16 21:59:29,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-16 21:59:29,034 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 [2021-11-16 21:59:29,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:29,050 INFO L225 Difference]: With dead ends: 8067 [2021-11-16 21:59:29,050 INFO L226 Difference]: Without dead ends: 6044 [2021-11-16 21:59:29,055 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:29,056 INFO L933 BasicCegarLoop]: 1640 mSDtfsCounter, 2901 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 4734 mSolverCounterSat, 853 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3346 SdHoareTripleChecker+Valid, 5207 SdHoareTripleChecker+Invalid, 5587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 853 IncrementalHoareTripleChecker+Valid, 4734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:29,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3346 Valid, 5207 Invalid, 5587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [853 Valid, 4734 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-11-16 21:59:29,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6044 states. [2021-11-16 21:59:29,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6044 to 5066. [2021-11-16 21:59:29,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5066 states, 3579 states have (on average 1.2805252863928471) internal successors, (4583), 3604 states have internal predecessors, (4583), 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) [2021-11-16 21:59:29,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 5066 states and 7002 transitions. [2021-11-16 21:59:29,270 INFO L78 Accepts]: Start accepts. Automaton has 5066 states and 7002 transitions. Word has length 122 [2021-11-16 21:59:29,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:29,271 INFO L470 AbstractCegarLoop]: Abstraction has 5066 states and 7002 transitions. [2021-11-16 21:59:29,271 INFO L471 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) [2021-11-16 21:59:29,271 INFO L276 IsEmpty]: Start isEmpty. Operand 5066 states and 7002 transitions. [2021-11-16 21:59:29,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-16 21:59:29,274 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:29,274 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:29,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-16 21:59:29,274 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:29,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:29,275 INFO L85 PathProgramCache]: Analyzing trace with hash -226816085, now seen corresponding path program 1 times [2021-11-16 21:59:29,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:29,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252459381] [2021-11-16 21:59:29,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:29,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-16 21:59:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-16 21:59:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-11-16 21:59:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-16 21:59:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-16 21:59:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-16 21:59:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:59:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-16 21:59:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2021-11-16 21:59:29,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:29,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252459381] [2021-11-16 21:59:29,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252459381] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:29,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:29,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-16 21:59:29,392 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141384159] [2021-11-16 21:59:29,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:29,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-16 21:59:29,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:29,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-16 21:59:29,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:59:29,394 INFO L87 Difference]: Start difference. First operand 5066 states and 7002 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 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) [2021-11-16 21:59:30,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:30,383 INFO L93 Difference]: Finished difference Result 16250 states and 23478 transitions. [2021-11-16 21:59:30,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-16 21:59:30,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 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 [2021-11-16 21:59:30,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:30,409 INFO L225 Difference]: With dead ends: 16250 [2021-11-16 21:59:30,409 INFO L226 Difference]: Without dead ends: 11259 [2021-11-16 21:59:30,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:59:30,420 INFO L933 BasicCegarLoop]: 2536 mSDtfsCounter, 1841 mSDsluCounter, 5597 mSDsCounter, 0 mSdLazyCounter, 457 mSolverCounterSat, 372 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2049 SdHoareTripleChecker+Valid, 8133 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 372 IncrementalHoareTripleChecker+Valid, 457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:30,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2049 Valid, 8133 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [372 Valid, 457 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-16 21:59:30,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11259 states. [2021-11-16 21:59:30,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11259 to 11196. [2021-11-16 21:59:30,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11196 states, 7899 states have (on average 1.3177617419926573) internal successors, (10409), 7934 states have internal predecessors, (10409), 3019 states have call successors, (3019), 276 states have call predecessors, (3019), 277 states have return successors, (3020), 3017 states have call predecessors, (3020), 3017 states have call successors, (3020) [2021-11-16 21:59:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11196 states to 11196 states and 16448 transitions. [2021-11-16 21:59:30,958 INFO L78 Accepts]: Start accepts. Automaton has 11196 states and 16448 transitions. Word has length 132 [2021-11-16 21:59:30,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:30,958 INFO L470 AbstractCegarLoop]: Abstraction has 11196 states and 16448 transitions. [2021-11-16 21:59:30,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 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) [2021-11-16 21:59:30,958 INFO L276 IsEmpty]: Start isEmpty. Operand 11196 states and 16448 transitions. [2021-11-16 21:59:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-16 21:59:30,962 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:30,962 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:30,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-16 21:59:30,962 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:30,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:30,963 INFO L85 PathProgramCache]: Analyzing trace with hash 73355820, now seen corresponding path program 1 times [2021-11-16 21:59:30,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:30,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708874361] [2021-11-16 21:59:30,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:30,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:31,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-16 21:59:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:31,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-16 21:59:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:31,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-16 21:59:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:31,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-16 21:59:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:31,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:59:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:31,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-11-16 21:59:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:31,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 21:59:31,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:31,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708874361] [2021-11-16 21:59:31,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708874361] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:31,059 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:31,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 21:59:31,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046008111] [2021-11-16 21:59:31,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:31,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:59:31,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:31,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:59:31,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 21:59:31,060 INFO L87 Difference]: Start difference. First operand 11196 states and 16448 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) [2021-11-16 21:59:31,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:31,695 INFO L93 Difference]: Finished difference Result 16370 states and 24400 transitions. [2021-11-16 21:59:31,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 21:59:31,696 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 [2021-11-16 21:59:31,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:31,755 INFO L225 Difference]: With dead ends: 16370 [2021-11-16 21:59:31,755 INFO L226 Difference]: Without dead ends: 16362 [2021-11-16 21:59:31,764 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:31,765 INFO L933 BasicCegarLoop]: 2555 mSDtfsCounter, 1293 mSDsluCounter, 3443 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 5998 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:31,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 5998 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-16 21:59:31,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16362 states. [2021-11-16 21:59:32,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16362 to 11202. [2021-11-16 21:59:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11202 states, 7903 states have (on average 1.3176009110464382) internal successors, (10413), 7938 states have internal predecessors, (10413), 3021 states have call successors, (3021), 276 states have call predecessors, (3021), 277 states have return successors, (3022), 3019 states have call predecessors, (3022), 3019 states have call successors, (3022) [2021-11-16 21:59:32,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11202 states to 11202 states and 16456 transitions. [2021-11-16 21:59:32,329 INFO L78 Accepts]: Start accepts. Automaton has 11202 states and 16456 transitions. Word has length 130 [2021-11-16 21:59:32,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:32,329 INFO L470 AbstractCegarLoop]: Abstraction has 11202 states and 16456 transitions. [2021-11-16 21:59:32,329 INFO L471 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) [2021-11-16 21:59:32,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11202 states and 16456 transitions. [2021-11-16 21:59:32,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-16 21:59:32,333 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:32,333 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:32,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-16 21:59:32,334 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:32,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:32,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1802794400, now seen corresponding path program 1 times [2021-11-16 21:59:32,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:32,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002189510] [2021-11-16 21:59:32,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:32,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-16 21:59:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-16 21:59:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-16 21:59:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-16 21:59:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:59:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-11-16 21:59:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 21:59:32,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:32,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002189510] [2021-11-16 21:59:32,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002189510] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 21:59:32,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641054330] [2021-11-16 21:59:32,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:32,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 21:59:32,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:32,443 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) [2021-11-16 21:59:32,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-16 21:59:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:32,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 1344 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 21:59:32,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:33,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 21:59:33,074 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 21:59:33,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641054330] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:33,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 21:59:33,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2021-11-16 21:59:33,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970417496] [2021-11-16 21:59:33,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:33,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:59:33,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:33,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:59:33,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:59:33,075 INFO L87 Difference]: Start difference. First operand 11202 states and 16456 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) [2021-11-16 21:59:33,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:33,683 INFO L93 Difference]: Finished difference Result 22335 states and 32840 transitions. [2021-11-16 21:59:33,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-16 21:59:33,683 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 [2021-11-16 21:59:33,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:33,713 INFO L225 Difference]: With dead ends: 22335 [2021-11-16 21:59:33,714 INFO L226 Difference]: Without dead ends: 9982 [2021-11-16 21:59:33,743 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:33,744 INFO L933 BasicCegarLoop]: 1903 mSDtfsCounter, 1244 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 3798 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:33,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1641 Valid, 3798 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-16 21:59:33,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9982 states. [2021-11-16 21:59:34,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9982 to 9976. [2021-11-16 21:59:34,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9976 states, 7039 states have (on average 1.3111237391674955) internal successors, (9229), 7072 states have internal predecessors, (9229), 2659 states have call successors, (2659), 276 states have call predecessors, (2659), 277 states have return successors, (2660), 2657 states have call predecessors, (2660), 2657 states have call successors, (2660) [2021-11-16 21:59:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9976 states to 9976 states and 14548 transitions. [2021-11-16 21:59:34,265 INFO L78 Accepts]: Start accepts. Automaton has 9976 states and 14548 transitions. Word has length 134 [2021-11-16 21:59:34,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:34,266 INFO L470 AbstractCegarLoop]: Abstraction has 9976 states and 14548 transitions. [2021-11-16 21:59:34,266 INFO L471 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) [2021-11-16 21:59:34,266 INFO L276 IsEmpty]: Start isEmpty. Operand 9976 states and 14548 transitions. [2021-11-16 21:59:34,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-16 21:59:34,277 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:34,277 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:34,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:34,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-16 21:59:34,478 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:34,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:34,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1518481568, now seen corresponding path program 1 times [2021-11-16 21:59:34,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:34,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648086425] [2021-11-16 21:59:34,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:34,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-16 21:59:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-16 21:59:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-16 21:59:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-16 21:59:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-16 21:59:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-16 21:59:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-11-16 21:59:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-16 21:59:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:59:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-16 21:59:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:34,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1039 trivial. 0 not checked. [2021-11-16 21:59:34,572 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:34,572 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648086425] [2021-11-16 21:59:34,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648086425] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:34,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:34,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 21:59:34,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104905277] [2021-11-16 21:59:34,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:34,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:59:34,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:34,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:59:34,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 21:59:34,574 INFO L87 Difference]: Start difference. First operand 9976 states and 14548 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) [2021-11-16 21:59:34,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:34,979 INFO L93 Difference]: Finished difference Result 19227 states and 28025 transitions. [2021-11-16 21:59:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-16 21:59:34,980 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 [2021-11-16 21:59:34,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:35,004 INFO L225 Difference]: With dead ends: 19227 [2021-11-16 21:59:35,004 INFO L226 Difference]: Without dead ends: 9314 [2021-11-16 21:59:35,025 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:35,026 INFO L933 BasicCegarLoop]: 1478 mSDtfsCounter, 13 mSDsluCounter, 2937 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 4415 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:35,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 4415 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:35,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9314 states. [2021-11-16 21:59:35,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9314 to 9304. [2021-11-16 21:59:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9304 states, 6565 states have (on average 1.3092155369383092) internal successors, (8595), 6597 states have internal predecessors, (8595), 2465 states have call successors, (2465), 272 states have call predecessors, (2465), 273 states have return successors, (2466), 2460 states have call predecessors, (2466), 2463 states have call successors, (2466) [2021-11-16 21:59:35,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9304 states to 9304 states and 13526 transitions. [2021-11-16 21:59:35,466 INFO L78 Accepts]: Start accepts. Automaton has 9304 states and 13526 transitions. Word has length 153 [2021-11-16 21:59:35,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:35,467 INFO L470 AbstractCegarLoop]: Abstraction has 9304 states and 13526 transitions. [2021-11-16 21:59:35,467 INFO L471 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) [2021-11-16 21:59:35,467 INFO L276 IsEmpty]: Start isEmpty. Operand 9304 states and 13526 transitions. [2021-11-16 21:59:35,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-16 21:59:35,471 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:35,472 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:35,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-16 21:59:35,472 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:35,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:35,472 INFO L85 PathProgramCache]: Analyzing trace with hash -2121096315, now seen corresponding path program 1 times [2021-11-16 21:59:35,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:35,472 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818755031] [2021-11-16 21:59:35,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:35,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-16 21:59:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-16 21:59:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-16 21:59:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-16 21:59:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 21:59:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-11-16 21:59:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-16 21:59:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:35,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2021-11-16 21:59:35,563 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 21:59:35,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818755031] [2021-11-16 21:59:35,564 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818755031] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:35,564 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:35,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-16 21:59:35,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344838540] [2021-11-16 21:59:35,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:35,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-16 21:59:35,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 21:59:35,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-16 21:59:35,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-16 21:59:35,566 INFO L87 Difference]: Start difference. First operand 9304 states and 13526 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) [2021-11-16 21:59:35,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:35,942 INFO L93 Difference]: Finished difference Result 18497 states and 26914 transitions. [2021-11-16 21:59:35,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-16 21:59:35,943 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 [2021-11-16 21:59:35,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:35,969 INFO L225 Difference]: With dead ends: 18497 [2021-11-16 21:59:35,969 INFO L226 Difference]: Without dead ends: 9268 [2021-11-16 21:59:35,984 INFO L932 BasicCegarLoop]: 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 [2021-11-16 21:59:35,984 INFO L933 BasicCegarLoop]: 1464 mSDtfsCounter, 1423 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 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 [2021-11-16 21:59:35,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1423 Valid, 1464 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:35,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9268 states. [2021-11-16 21:59:36,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9268 to 9268. [2021-11-16 21:59:36,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9268 states, 6529 states have (on average 1.3054066472660437) internal successors, (8523), 6561 states have internal predecessors, (8523), 2465 states have call successors, (2465), 272 states have call predecessors, (2465), 273 states have return successors, (2466), 2460 states have call predecessors, (2466), 2463 states have call successors, (2466) [2021-11-16 21:59:36,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9268 states to 9268 states and 13454 transitions. [2021-11-16 21:59:36,380 INFO L78 Accepts]: Start accepts. Automaton has 9268 states and 13454 transitions. Word has length 150 [2021-11-16 21:59:36,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:36,387 INFO L470 AbstractCegarLoop]: Abstraction has 9268 states and 13454 transitions. [2021-11-16 21:59:36,387 INFO L471 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) [2021-11-16 21:59:36,387 INFO L276 IsEmpty]: Start isEmpty. Operand 9268 states and 13454 transitions. [2021-11-16 21:59:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-16 21:59:36,407 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:36,407 INFO L514 BasicCegarLoop]: 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] [2021-11-16 21:59:36,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-16 21:59:36,408 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:36,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:36,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1838241346, now seen corresponding path program 1 times [2021-11-16 21:59:36,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 21:59:36,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682814639] [2021-11-16 21:59:36,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:36,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 21:59:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 21:59:36,617 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-16 21:59:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 21:59:36,835 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-16 21:59:36,835 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-16 21:59:36,836 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 21:59:36,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-16 21:59:36,840 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:36,842 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 21:59:37,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 09:59:37 BoogieIcfgContainer [2021-11-16 21:59:37,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 21:59:37,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 21:59:37,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 21:59:37,004 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 21:59:37,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:59:07" (3/4) ... [2021-11-16 21:59:37,007 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-16 21:59:37,007 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 21:59:37,008 INFO L158 Benchmark]: Toolchain (without parser) took 33415.35ms. Allocated memory was 88.1MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 46.0MB in the beginning and 520.5MB in the end (delta: -474.5MB). Peak memory consumption was 727.8MB. Max. memory is 16.1GB. [2021-11-16 21:59:37,008 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory was 46.3MB in the beginning and 46.3MB in the end (delta: 43.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 21:59:37,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1348.43ms. Allocated memory was 88.1MB in the beginning and 144.7MB in the end (delta: 56.6MB). Free memory was 45.8MB in the beginning and 56.5MB in the end (delta: -10.7MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2021-11-16 21:59:37,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.99ms. Allocated memory is still 144.7MB. Free memory was 56.5MB in the beginning and 78.4MB in the end (delta: -21.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-16 21:59:37,009 INFO L158 Benchmark]: Boogie Preprocessor took 121.59ms. Allocated memory is still 144.7MB. Free memory was 78.4MB in the beginning and 59.4MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-16 21:59:37,010 INFO L158 Benchmark]: RCFGBuilder took 2297.99ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 59.4MB in the beginning and 98.1MB in the end (delta: -38.8MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2021-11-16 21:59:37,010 INFO L158 Benchmark]: TraceAbstraction took 29440.08ms. Allocated memory was 184.5MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 98.1MB in the beginning and 520.5MB in the end (delta: -422.3MB). Peak memory consumption was 682.9MB. Max. memory is 16.1GB. [2021-11-16 21:59:37,010 INFO L158 Benchmark]: Witness Printer took 2.85ms. Allocated memory is still 1.3GB. Free memory is still 520.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 21:59:37,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory was 46.3MB in the beginning and 46.3MB in the end (delta: 43.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1348.43ms. Allocated memory was 88.1MB in the beginning and 144.7MB in the end (delta: 56.6MB). Free memory was 45.8MB in the beginning and 56.5MB in the end (delta: -10.7MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.99ms. Allocated memory is still 144.7MB. Free memory was 56.5MB in the beginning and 78.4MB in the end (delta: -21.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.59ms. Allocated memory is still 144.7MB. Free memory was 78.4MB in the beginning and 59.4MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2297.99ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 59.4MB in the beginning and 98.1MB in the end (delta: -38.8MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29440.08ms. Allocated memory was 184.5MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 98.1MB in the beginning and 520.5MB in the end (delta: -422.3MB). Peak memory consumption was 682.9MB. Max. memory is 16.1GB. * Witness Printer took 2.85ms. Allocated memory is still 1.3GB. Free memory is still 520.5MB. 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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, type_strings={49:0}] [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={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND TRUE i <= 31 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L7771] COND FALSE !(i <= 31) VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={51:0}, type_strings={49:0}] [L4600] return (& lock->ldv_6060.rlock); VAL [\result={51:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={51:0}, lock={51:0}, type_strings={49:0}] [L7778] RET spinlock_check(& fst_work_q_lock) VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, spinlock_check(& fst_work_q_lock)={51:0}, type_strings={49:0}] [L7779-L7780] FCALL __raw_spin_lock_init(& fst_work_q_lock.ldv_6060.rlock, "&(&fst_work_q_lock)->rlock", & __key) VAL [__key={67:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp=0, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [L5204] void *tmp ; [L5207] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5064] return ((void *)dev + 2560U); VAL [\result={4294967309:2560}, __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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [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={4294967309:2560}, __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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp={4294967309:2560}, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, dev_to_hdlc(dev)={4294967309:2560}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={-68:69}, module={-68:69}, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-68:69}, module={-68:69}, module_get_succeeded=1, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-68:69}, module={-68:69}, tmp=1, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967299:0}, port->mode=4, tmp={4294967309:2560}, tmp___0=1, type_strings={49:0}] [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=70, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967299:0}, port={4294967299:0}, port->card={4294967312:-38}, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, netdev_get_tx_queue((struct net_device const *)dev, 0U)={4294967332:0}, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967299:0}, tmp={4294967309:2560}, tmp___0=1, type_strings={49:0}] [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={-68:69}, dev={4294967309:0}, dev={4294967309:0}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={4294967299:0}, tmp={4294967309:2560}, tmp___0=1, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_group1={4294967309:0}] [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={47:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={-68:69}, ent={4294967304:4294967333}, ent={4294967304:4294967333}, err=0, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967321:4294967315}, pdev={4294967321:4294967315}, type_strings={49:0}] [L7451] COND TRUE ! __print_once [L7453] __print_once = (bool )1 [L7458] COND FALSE !(fst_excluded_cards != 0) VAL [__key={47:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={-68:69}, ent={4294967304:4294967333}, ent={4294967304:4294967333}, err=0, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967321:4294967315}, pdev={4294967321:4294967315}, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, type_strings={49:0}] [L8067] RET, EXPR ldv_malloc(arg0) VAL [\old(arg0)=1000, \old(arg1)=4294967300, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={-68:69}, arg0=1000, arg1=4294967300, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_malloc(arg0)={0:0}, ldv_module_refcounter=2, type_strings={49:0}] [L8067] return ldv_malloc(arg0); [L4769] RET, EXPR __kmalloc(size, flags) [L4769] tmp___2 = __kmalloc(size, flags) [L4771] return (tmp___2); VAL [\old(flags)=4294967300, \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={-68:69}, flags=4294967300, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp___2={0:0}, type_strings={49:0}] [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={-68:69}, flags=208, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp={0:0}, type_strings={49:0}] [L7480] RET, EXPR kzalloc(1000UL, 208U) [L7480] tmp = kzalloc(1000UL, 208U) [L7481] card = (struct fst_card_info *)tmp VAL [__key={47:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={-68:69}, card={0:0}, ent={4294967304:4294967333}, ent={4294967304:4294967333}, err=0, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967321:4294967315}, pdev={4294967321:4294967315}, tmp={0:0}, type_strings={49:0}] [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={-68:69}, card={0:0}, ent={4294967304:4294967333}, ent={4294967304:4294967333}, err=0, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={4294967321:4294967315}, pdev={4294967321:4294967315}, tmp={0:0}, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_fst_add_one_42_p1={4294967304:4294967333}, var_group1={4294967309:0}, var_group3={4294967321:4294967315}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, 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=1, type_strings={49:0}, var_fst_add_one_42_p1={4294967304:4294967333}, var_group1={4294967309:0}, var_group3={4294967321:4294967315}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={49:0}] [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={-68:69}, fst_card_array={55:0}, fst_driver={53:0}, fst_excluded_cards=0, fst_excluded_list={61:0}, fst_int_task={65:0}, fst_max_reads=7, fst_ops={58:0}, fst_pci_dev_id={62:0}, fst_tx_task={63:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={60:0}, fst_work_q_lock={51:0}, fst_work_txq={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={49:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 57 procedures, 1064 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.2s, OverallIterations: 17, TraceHistogramMax: 32, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 15.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22656 SdHoareTripleChecker+Valid, 11.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21119 mSDsluCounter, 99262 SdHoareTripleChecker+Invalid, 9.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 67382 mSDsCounter, 4652 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11874 IncrementalHoareTripleChecker+Invalid, 16526 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4652 mSolverCounterUnsat, 31880 mSDtfsCounter, 11874 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1160 GetRequests, 1001 SyntacticMatches, 1 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11202occurred in iteration=13, InterpolantAutomatonStates: 141, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 11506 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 2166 NumberOfCodeBlocks, 2102 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 2252 ConstructedInterpolants, 0 QuantifiedInterpolants, 4145 SizeOfPredicates, 17 NumberOfNonLiveVariables, 8901 ConjunctsInSsa, 90 ConjunctsInUnsatCore, 28 InterpolantComputations, 12 PerfectInterpolantSequences, 7904/10294 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 [2021-11-16 21:59:37,040 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 0.2.1-dev-0f8a17c [2021-11-16 21:59:38,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 21:59:38,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 21:59:38,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 21:59:38,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 21:59:38,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 21:59:38,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 21:59:38,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 21:59:38,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 21:59:38,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 21:59:38,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 21:59:38,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 21:59:38,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 21:59:38,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 21:59:38,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 21:59:38,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 21:59:38,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 21:59:38,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 21:59:38,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 21:59:38,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 21:59:38,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 21:59:38,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 21:59:38,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 21:59:38,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 21:59:38,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 21:59:38,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 21:59:38,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 21:59:38,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 21:59:38,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 21:59:38,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 21:59:38,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 21:59:38,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 21:59:38,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 21:59:38,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 21:59:38,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 21:59:38,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 21:59:38,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 21:59:38,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 21:59:38,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 21:59:38,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 21:59:38,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 21:59:38,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-16 21:59:38,895 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 21:59:38,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 21:59:38,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 21:59:38,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 21:59:38,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 21:59:38,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 21:59:38,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 21:59:38,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 21:59:38,899 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 21:59:38,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 21:59:38,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 21:59:38,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 21:59:38,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 21:59:38,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 21:59:38,900 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-16 21:59:38,900 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-16 21:59:38,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 21:59:38,901 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 21:59:38,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 21:59:38,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 21:59:38,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 21:59:38,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 21:59:38,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:59:38,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 21:59:38,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 21:59:38,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 21:59:38,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-16 21:59:38,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-16 21:59:38,902 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 21:59:38,903 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 21:59:38,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 21:59:38,903 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 21:59:38,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-16 21:59:38,903 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2021-11-16 21:59:39,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 21:59:39,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 21:59:39,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 21:59:39,194 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 21:59:39,195 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 21:59:39,196 INFO L432 ainManager$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 [2021-11-16 21:59:39,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3df64e25/51ee2eea54974667b551bbcf33eb9ba0/FLAG58cd368bf [2021-11-16 21:59:39,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 21:59:39,816 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 [2021-11-16 21:59:39,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3df64e25/51ee2eea54974667b551bbcf33eb9ba0/FLAG58cd368bf [2021-11-16 21:59:40,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3df64e25/51ee2eea54974667b551bbcf33eb9ba0 [2021-11-16 21:59:40,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 21:59:40,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 21:59:40,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 21:59:40,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 21:59:40,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 21:59:40,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:59:40" (1/1) ... [2021-11-16 21:59:40,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad5535b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:40, skipping insertion in model container [2021-11-16 21:59:40,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:59:40" (1/1) ... [2021-11-16 21:59:40,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 21:59:40,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 21:59:41,062 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] [2021-11-16 21:59:41,082 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:59:41,114 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 21:59:41,346 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] [2021-11-16 21:59:41,351 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 21:59:41,496 INFO L208 MainTranslator]: Completed translation [2021-11-16 21:59:41,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41 WrapperNode [2021-11-16 21:59:41,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 21:59:41,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 21:59:41,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 21:59:41,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 21:59:41,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,702 INFO L137 Inliner]: procedures = 214, calls = 1489, calls flagged for inlining = 98, calls inlined = 84, statements flattened = 3225 [2021-11-16 21:59:41,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 21:59:41,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 21:59:41,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 21:59:41,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 21:59:41,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 21:59:41,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 21:59:41,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 21:59:41,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 21:59:41,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (1/1) ... [2021-11-16 21:59:41,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 21:59:41,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 21:59:41,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-16 21:59:41,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-16 21:59:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-16 21:59:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-16 21:59:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-16 21:59:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-16 21:59:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-16 21:59:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-16 21:59:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-16 21:59:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-16 21:59:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-16 21:59:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-16 21:59:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-16 21:59:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-16 21:59:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-16 21:59:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-16 21:59:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-16 21:59:41,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-16 21:59:41,967 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-16 21:59:41,967 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-16 21:59:41,967 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-16 21:59:41,967 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-16 21:59:41,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-16 21:59:41,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-16 21:59:41,967 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-16 21:59:41,967 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-16 21:59:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-11-16 21:59:41,968 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-11-16 21:59:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-16 21:59:41,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-16 21:59:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-16 21:59:41,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-16 21:59:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-16 21:59:41,968 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-16 21:59:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 21:59:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 21:59:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-16 21:59:41,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-16 21:59:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-16 21:59:41,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-16 21:59:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-16 21:59:41,969 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-16 21:59:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-16 21:59:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-16 21:59:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-16 21:59:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-16 21:59:41,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-16 21:59:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-16 21:59:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-16 21:59:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-16 21:59:41,970 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-16 21:59:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 21:59:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-16 21:59:41,970 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-16 21:59:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-16 21:59:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-16 21:59:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-16 21:59:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-16 21:59:41,971 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-16 21:59:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-16 21:59:41,971 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-16 21:59:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-16 21:59:41,972 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-16 21:59:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2021-11-16 21:59:41,972 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2021-11-16 21:59:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-16 21:59:41,972 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-16 21:59:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-16 21:59:41,972 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-16 21:59:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2021-11-16 21:59:41,972 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2021-11-16 21:59:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-16 21:59:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-16 21:59:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-16 21:59:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-16 21:59:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-16 21:59:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-16 21:59:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-16 21:59:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-16 21:59:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-11-16 21:59:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-11-16 21:59:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-16 21:59:41,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-16 21:59:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2021-11-16 21:59:41,974 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2021-11-16 21:59:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-16 21:59:41,974 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-16 21:59:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-16 21:59:41,974 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-16 21:59:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-16 21:59:41,974 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-16 21:59:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2021-11-16 21:59:41,975 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2021-11-16 21:59:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-16 21:59:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-16 21:59:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-16 21:59:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-16 21:59:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 21:59:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-16 21:59:41,975 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-16 21:59:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 21:59:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2021-11-16 21:59:41,976 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2021-11-16 21:59:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 21:59:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-16 21:59:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-16 21:59:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-16 21:59:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-16 21:59:41,976 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-16 21:59:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2021-11-16 21:59:41,977 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2021-11-16 21:59:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2021-11-16 21:59:41,977 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2021-11-16 21:59:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-16 21:59:41,977 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-16 21:59:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-16 21:59:41,977 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-16 21:59:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-11-16 21:59:41,978 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-11-16 21:59:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-11-16 21:59:41,978 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-11-16 21:59:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-16 21:59:41,978 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-16 21:59:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-16 21:59:41,978 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-16 21:59:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-16 21:59:41,978 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-16 21:59:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-16 21:59:41,979 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-16 21:59:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2021-11-16 21:59:41,979 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2021-11-16 21:59:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-16 21:59:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-16 21:59:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-16 21:59:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-16 21:59:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-16 21:59:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-16 21:59:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-16 21:59:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-16 21:59:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-16 21:59:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 21:59:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 21:59:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-16 21:59:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-16 21:59:42,415 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 21:59:42,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 21:59:43,292 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:43,295 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:43,299 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:43,299 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:43,300 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:43,301 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:43,305 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##214: assume !false; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume false; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##228: assume !false; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##227: assume false; [2021-11-16 21:59:51,040 INFO L768 $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; [2021-11-16 21:59:51,040 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume false; [2021-11-16 21:59:51,041 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2021-11-16 21:59:51,041 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2021-11-16 21:59:51,041 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##391: assume !false; [2021-11-16 21:59:51,041 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##390: assume false; [2021-11-16 21:59:51,105 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 21:59:51,124 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 21:59:51,124 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-16 21:59:51,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:59:51 BoogieIcfgContainer [2021-11-16 21:59:51,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 21:59:51,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 21:59:51,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 21:59:51,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 21:59:51,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:59:40" (1/3) ... [2021-11-16 21:59:51,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f41f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:59:51, skipping insertion in model container [2021-11-16 21:59:51,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:59:41" (2/3) ... [2021-11-16 21:59:51,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f41f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:59:51, skipping insertion in model container [2021-11-16 21:59:51,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:59:51" (3/3) ... [2021-11-16 21:59:51,132 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-16 21:59:51,135 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 21:59:51,135 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 21:59:51,181 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 21:59:51,186 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 21:59:51,186 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 21:59:51,225 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) [2021-11-16 21:59:51,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-16 21:59:51,228 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:51,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:51,229 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:51,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:51,232 INFO L85 PathProgramCache]: Analyzing trace with hash 953068106, now seen corresponding path program 1 times [2021-11-16 21:59:51,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 21:59:51,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1020175672] [2021-11-16 21:59:51,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:51,242 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 21:59:51,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 21:59:51,244 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) [2021-11-16 21:59:51,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-16 21:59:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:51,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-16 21:59:51,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:51,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:51,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:51,990 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 21:59:51,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1020175672] [2021-11-16 21:59:51,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1020175672] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:51,991 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:51,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-16 21:59:51,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429966971] [2021-11-16 21:59:51,993 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:51,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 21:59:51,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 21:59:52,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 21:59:52,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-16 21:59:52,023 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 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2021-11-16 21:59:52,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:52,187 INFO L93 Difference]: Finished difference Result 2124 states and 2973 transitions. [2021-11-16 21:59:52,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-16 21:59:52,191 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 21 [2021-11-16 21:59:52,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:52,210 INFO L225 Difference]: With dead ends: 2124 [2021-11-16 21:59:52,211 INFO L226 Difference]: Without dead ends: 1061 [2021-11-16 21:59:52,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-16 21:59:52,227 INFO L933 BasicCegarLoop]: 1475 mSDtfsCounter, 2 mSDsluCounter, 2946 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4421 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:52,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 4421 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:52,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1061 states. [2021-11-16 21:59:52,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1061 to 1061. [2021-11-16 21:59:52,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1061 states, 745 states have (on average 1.2859060402684563) internal successors, (958), 751 states have internal predecessors, (958), 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) [2021-11-16 21:59:52,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1476 transitions. [2021-11-16 21:59:52,327 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1476 transitions. Word has length 21 [2021-11-16 21:59:52,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:52,327 INFO L470 AbstractCegarLoop]: Abstraction has 1061 states and 1476 transitions. [2021-11-16 21:59:52,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2021-11-16 21:59:52,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1476 transitions. [2021-11-16 21:59:52,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-16 21:59:52,328 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:52,329 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:52,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:52,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 21:59:52,543 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:52,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:52,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1523179650, now seen corresponding path program 1 times [2021-11-16 21:59:52,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 21:59:52,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1667204848] [2021-11-16 21:59:52,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:52,544 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 21:59:52,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 21:59:52,549 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) [2021-11-16 21:59:52,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-16 21:59:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:53,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-16 21:59:53,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:53,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:53,238 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 21:59:53,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1667204848] [2021-11-16 21:59:53,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1667204848] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:59:53,238 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-16 21:59:53,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-16 21:59:53,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750736338] [2021-11-16 21:59:53,239 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-16 21:59:53,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-16 21:59:53,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 21:59:53,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-16 21:59:53,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-16 21:59:53,241 INFO L87 Difference]: Start difference. First operand 1061 states and 1476 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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) [2021-11-16 21:59:53,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:53,426 INFO L93 Difference]: Finished difference Result 2122 states and 2955 transitions. [2021-11-16 21:59:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 21:59:53,426 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 25 [2021-11-16 21:59:53,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:53,431 INFO L225 Difference]: With dead ends: 2122 [2021-11-16 21:59:53,431 INFO L226 Difference]: Without dead ends: 1069 [2021-11-16 21:59:53,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-11-16 21:59:53,435 INFO L933 BasicCegarLoop]: 1471 mSDtfsCounter, 6 mSDsluCounter, 5876 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 7347 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:53,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 7347 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 21:59:53,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2021-11-16 21:59:53,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1069. [2021-11-16 21:59:53,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1069 states, 753 states have (on average 1.2828685258964143) internal successors, (966), 759 states have internal predecessors, (966), 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) [2021-11-16 21:59:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 1069 states and 1484 transitions. [2021-11-16 21:59:53,464 INFO L78 Accepts]: Start accepts. Automaton has 1069 states and 1484 transitions. Word has length 25 [2021-11-16 21:59:53,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:53,465 INFO L470 AbstractCegarLoop]: Abstraction has 1069 states and 1484 transitions. [2021-11-16 21:59:53,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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) [2021-11-16 21:59:53,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1484 transitions. [2021-11-16 21:59:53,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-16 21:59:53,466 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:53,466 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:53,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-16 21:59:53,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 21:59:53,679 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:53,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:53,680 INFO L85 PathProgramCache]: Analyzing trace with hash -659769102, now seen corresponding path program 2 times [2021-11-16 21:59:53,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 21:59:53,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1762742822] [2021-11-16 21:59:53,681 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 21:59:53,681 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 21:59:53,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 21:59:53,682 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) [2021-11-16 21:59:53,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-16 21:59:54,108 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-16 21:59:54,108 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 21:59:54,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-16 21:59:54,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:54,249 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-16 21:59:54,249 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:54,370 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-16 21:59:54,371 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 21:59:54,371 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1762742822] [2021-11-16 21:59:54,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1762742822] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:54,371 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:54,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2021-11-16 21:59:54,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777105789] [2021-11-16 21:59:54,371 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:54,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-16 21:59:54,372 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 21:59:54,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-16 21:59:54,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-16 21:59:54,372 INFO L87 Difference]: Start difference. First operand 1069 states and 1484 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-16 21:59:54,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:54,437 INFO L93 Difference]: Finished difference Result 3159 states and 4398 transitions. [2021-11-16 21:59:54,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-16 21:59:54,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 3 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 33 [2021-11-16 21:59:54,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:54,445 INFO L225 Difference]: With dead ends: 3159 [2021-11-16 21:59:54,446 INFO L226 Difference]: Without dead ends: 2108 [2021-11-16 21:59:54,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-16 21:59:54,449 INFO L933 BasicCegarLoop]: 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 [2021-11-16 21:59:54,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1448 Valid, 3425 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 21:59:54,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2108 states. [2021-11-16 21:59:54,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2108 to 2105. [2021-11-16 21:59:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2105 states, 1478 states have (on average 1.2828146143437078) internal successors, (1896), 1489 states have internal predecessors, (1896), 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) [2021-11-16 21:59:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 2105 states and 2926 transitions. [2021-11-16 21:59:54,521 INFO L78 Accepts]: Start accepts. Automaton has 2105 states and 2926 transitions. Word has length 33 [2021-11-16 21:59:54,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:54,521 INFO L470 AbstractCegarLoop]: Abstraction has 2105 states and 2926 transitions. [2021-11-16 21:59:54,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-16 21:59:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2926 transitions. [2021-11-16 21:59:54,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-16 21:59:54,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:54,524 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:54,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:54,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 21:59:54,744 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:54,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:54,745 INFO L85 PathProgramCache]: Analyzing trace with hash 131953427, now seen corresponding path program 1 times [2021-11-16 21:59:54,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 21:59:54,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [239323916] [2021-11-16 21:59:54,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:54,746 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 21:59:54,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 21:59:54,747 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) [2021-11-16 21:59:54,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-16 21:59:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:55,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-16 21:59:55,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:55,415 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:55,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:55,731 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 21:59:55,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [239323916] [2021-11-16 21:59:55,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [239323916] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 21:59:55,731 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-16 21:59:55,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-11-16 21:59:55,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737607077] [2021-11-16 21:59:55,732 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-16 21:59:55,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-16 21:59:55,732 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 21:59:55,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-16 21:59:55,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2021-11-16 21:59:55,733 INFO L87 Difference]: Start difference. First operand 2105 states and 2926 transitions. Second operand has 16 states, 16 states have (on average 4.125) internal successors, (66), 16 states have internal predecessors, (66), 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) [2021-11-16 21:59:56,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:56,418 INFO L93 Difference]: Finished difference Result 4210 states and 5859 transitions. [2021-11-16 21:59:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-16 21:59:56,419 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.125) internal successors, (66), 16 states have internal predecessors, (66), 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 53 [2021-11-16 21:59:56,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:56,426 INFO L225 Difference]: With dead ends: 4210 [2021-11-16 21:59:56,426 INFO L226 Difference]: Without dead ends: 2121 [2021-11-16 21:59:56,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=174, Invalid=288, Unknown=0, NotChecked=0, Total=462 [2021-11-16 21:59:56,452 INFO L933 BasicCegarLoop]: 1470 mSDtfsCounter, 15 mSDsluCounter, 13212 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 14682 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:56,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 14682 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-16 21:59:56,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2121 states. [2021-11-16 21:59:56,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2121 to 2121. [2021-11-16 21:59:56,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2121 states, 1494 states have (on average 1.2797858099062918) internal successors, (1912), 1505 states have internal predecessors, (1912), 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) [2021-11-16 21:59:56,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 2942 transitions. [2021-11-16 21:59:56,501 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 2942 transitions. Word has length 53 [2021-11-16 21:59:56,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:56,501 INFO L470 AbstractCegarLoop]: Abstraction has 2121 states and 2942 transitions. [2021-11-16 21:59:56,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.125) internal successors, (66), 16 states have internal predecessors, (66), 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) [2021-11-16 21:59:56,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2942 transitions. [2021-11-16 21:59:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-16 21:59:56,506 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:56,506 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:56,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:56,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 21:59:56,720 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:56,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:56,720 INFO L85 PathProgramCache]: Analyzing trace with hash 591635443, now seen corresponding path program 2 times [2021-11-16 21:59:56,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 21:59:56,721 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [725879836] [2021-11-16 21:59:56,721 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 21:59:56,721 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 21:59:56,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 21:59:56,722 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) [2021-11-16 21:59:56,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-16 21:59:57,135 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-16 21:59:57,135 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 21:59:57,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-16 21:59:57,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-16 21:59:57,284 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 21:59:57,377 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-16 21:59:57,378 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 21:59:57,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [725879836] [2021-11-16 21:59:57,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [725879836] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 21:59:57,378 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 21:59:57,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-16 21:59:57,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208482365] [2021-11-16 21:59:57,378 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 21:59:57,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-16 21:59:57,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 21:59:57,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-16 21:59:57,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-16 21:59:57,379 INFO L87 Difference]: Start difference. First operand 2121 states and 2942 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) [2021-11-16 21:59:57,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 21:59:57,993 INFO L93 Difference]: Finished difference Result 6085 states and 8746 transitions. [2021-11-16 21:59:57,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-16 21:59:57,994 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 69 [2021-11-16 21:59:57,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 21:59:58,009 INFO L225 Difference]: With dead ends: 6085 [2021-11-16 21:59:58,009 INFO L226 Difference]: Without dead ends: 4003 [2021-11-16 21:59:58,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-16 21:59:58,014 INFO L933 BasicCegarLoop]: 2730 mSDtfsCounter, 2190 mSDsluCounter, 6402 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2383 SdHoareTripleChecker+Valid, 9132 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-16 21:59:58,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2383 Valid, 9132 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-16 21:59:58,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4003 states. [2021-11-16 21:59:58,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4003 to 2055. [2021-11-16 21:59:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2055 states, 1453 states have (on average 1.2801101169993119) internal successors, (1860), 1463 states have internal predecessors, (1860), 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) [2021-11-16 21:59:58,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 2055 states and 2840 transitions. [2021-11-16 21:59:58,114 INFO L78 Accepts]: Start accepts. Automaton has 2055 states and 2840 transitions. Word has length 69 [2021-11-16 21:59:58,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 21:59:58,115 INFO L470 AbstractCegarLoop]: Abstraction has 2055 states and 2840 transitions. [2021-11-16 21:59:58,115 INFO L471 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) [2021-11-16 21:59:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2840 transitions. [2021-11-16 21:59:58,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-16 21:59:58,116 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 21:59:58,116 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 21:59:58,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-16 21:59:58,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 21:59:58,331 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 21:59:58,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 21:59:58,332 INFO L85 PathProgramCache]: Analyzing trace with hash 830129357, now seen corresponding path program 1 times [2021-11-16 21:59:58,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 21:59:58,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837146469] [2021-11-16 21:59:58,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 21:59:58,332 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 21:59:58,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 21:59:58,333 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) [2021-11-16 21:59:58,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-16 21:59:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 21:59:58,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 632 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-16 21:59:58,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 21:59:59,295 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 21:59:59,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:00,018 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:00:00,019 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:00,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837146469] [2021-11-16 22:00:00,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1837146469] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 22:00:00,019 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-16 22:00:00,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-11-16 22:00:00,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687096893] [2021-11-16 22:00:00,019 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-16 22:00:00,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-16 22:00:00,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:00,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-16 22:00:00,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=706, Unknown=0, NotChecked=0, Total=992 [2021-11-16 22:00:00,025 INFO L87 Difference]: Start difference. First operand 2055 states and 2840 transitions. Second operand has 32 states, 32 states have (on average 3.125) internal successors, (100), 32 states have internal predecessors, (100), 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) [2021-11-16 22:00:02,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:00:02,785 INFO L93 Difference]: Finished difference Result 4110 states and 5695 transitions. [2021-11-16 22:00:02,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-16 22:00:02,786 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 3.125) internal successors, (100), 32 states have internal predecessors, (100), 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 71 [2021-11-16 22:00:02,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:00:02,794 INFO L225 Difference]: With dead ends: 4110 [2021-11-16 22:00:02,794 INFO L226 Difference]: Without dead ends: 2087 [2021-11-16 22:00:02,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=734, Invalid=1336, Unknown=0, NotChecked=0, Total=2070 [2021-11-16 22:00:02,800 INFO L933 BasicCegarLoop]: 1470 mSDtfsCounter, 30 mSDsluCounter, 23488 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 24958 SdHoareTripleChecker+Invalid, 540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-16 22:00:02,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 24958 Invalid, 540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 510 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-16 22:00:02,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2087 states. [2021-11-16 22:00:02,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2087 to 2087. [2021-11-16 22:00:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2087 states, 1485 states have (on average 1.2740740740740741) internal successors, (1892), 1495 states have internal predecessors, (1892), 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) [2021-11-16 22:00:02,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 2087 states and 2872 transitions. [2021-11-16 22:00:02,876 INFO L78 Accepts]: Start accepts. Automaton has 2087 states and 2872 transitions. Word has length 71 [2021-11-16 22:00:02,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:00:02,876 INFO L470 AbstractCegarLoop]: Abstraction has 2087 states and 2872 transitions. [2021-11-16 22:00:02,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.125) internal successors, (100), 32 states have internal predecessors, (100), 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) [2021-11-16 22:00:02,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2872 transitions. [2021-11-16 22:00:02,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-16 22:00:02,877 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:00:02,877 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:00:02,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-16 22:00:03,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:00:03,091 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:00:03,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:00:03,092 INFO L85 PathProgramCache]: Analyzing trace with hash -900958579, now seen corresponding path program 2 times [2021-11-16 22:00:03,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:00:03,092 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [655210521] [2021-11-16 22:00:03,092 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 22:00:03,093 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:00:03,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:00:03,094 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) [2021-11-16 22:00:03,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-16 22:00:03,544 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-16 22:00:03,544 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 22:00:03,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-16 22:00:03,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:00:04,024 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-11-16 22:00:04,025 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-11-16 22:00:04,465 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:04,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [655210521] [2021-11-16 22:00:04,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [655210521] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:00:04,465 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:00:04,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 6 [2021-11-16 22:00:04,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147588465] [2021-11-16 22:00:04,465 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:00:04,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 22:00:04,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:04,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 22:00:04,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-16 22:00:04,466 INFO L87 Difference]: Start difference. First operand 2087 states and 2872 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 5 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-16 22:00:06,517 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:00:08,536 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:00:21,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:00:21,173 INFO L93 Difference]: Finished difference Result 8228 states and 11417 transitions. [2021-11-16 22:00:21,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 22:00:21,174 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 5 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 103 [2021-11-16 22:00:21,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:00:21,208 INFO L225 Difference]: With dead ends: 8228 [2021-11-16 22:00:21,208 INFO L226 Difference]: Without dead ends: 7174 [2021-11-16 22:00:21,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-16 22:00:21,215 INFO L933 BasicCegarLoop]: 3821 mSDtfsCounter, 7178 mSDsluCounter, 6037 mSDsCounter, 0 mSdLazyCounter, 4074 mSolverCounterSat, 943 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7178 SdHoareTripleChecker+Valid, 9858 SdHoareTripleChecker+Invalid, 5019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 943 IncrementalHoareTripleChecker+Valid, 4074 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2021-11-16 22:00:21,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7178 Valid, 9858 Invalid, 5019 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [943 Valid, 4074 Invalid, 2 Unknown, 0 Unchecked, 16.2s Time] [2021-11-16 22:00:21,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7174 states. [2021-11-16 22:00:21,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7174 to 7138. [2021-11-16 22:00:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7138 states, 5031 states have (on average 1.2844364937388193) internal successors, (6462), 5062 states have internal predecessors, (6462), 1721 states have call successors, (1721), 386 states have call predecessors, (1721), 385 states have return successors, (1727), 1721 states have call predecessors, (1727), 1719 states have call successors, (1727) [2021-11-16 22:00:21,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7138 states to 7138 states and 9910 transitions. [2021-11-16 22:00:21,479 INFO L78 Accepts]: Start accepts. Automaton has 7138 states and 9910 transitions. Word has length 103 [2021-11-16 22:00:21,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:00:21,480 INFO L470 AbstractCegarLoop]: Abstraction has 7138 states and 9910 transitions. [2021-11-16 22:00:21,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 5 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-16 22:00:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7138 states and 9910 transitions. [2021-11-16 22:00:21,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-16 22:00:21,485 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:00:21,485 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:00:21,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-16 22:00:21,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:00:21,702 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:00:21,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:00:21,703 INFO L85 PathProgramCache]: Analyzing trace with hash -304705598, now seen corresponding path program 1 times [2021-11-16 22:00:21,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:00:21,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970677769] [2021-11-16 22:00:21,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:00:21,704 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:00:21,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:00:21,705 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) [2021-11-16 22:00:21,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-16 22:00:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:00:22,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-16 22:00:22,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:00:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:00:23,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:00:27,707 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:27,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970677769] [2021-11-16 22:00:27,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970677769] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-16 22:00:27,707 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-16 22:00:27,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 64 [2021-11-16 22:00:27,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484392197] [2021-11-16 22:00:27,707 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-16 22:00:27,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2021-11-16 22:00:27,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:27,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-11-16 22:00:27,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=651, Invalid=3381, Unknown=0, NotChecked=0, Total=4032 [2021-11-16 22:00:27,709 INFO L87 Difference]: Start difference. First operand 7138 states and 9910 transitions. Second operand has 64 states, 64 states have (on average 2.640625) internal successors, (169), 64 states have internal predecessors, (169), 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) [2021-11-16 22:00:32,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:00:32,686 INFO L93 Difference]: Finished difference Result 14216 states and 19761 transitions. [2021-11-16 22:00:32,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-16 22:00:32,687 INFO L78 Accepts]: Start accepts. Automaton has has 64 states, 64 states have (on average 2.640625) internal successors, (169), 64 states have internal predecessors, (169), 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 107 [2021-11-16 22:00:32,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:00:32,717 INFO L225 Difference]: With dead ends: 14216 [2021-11-16 22:00:32,717 INFO L226 Difference]: Without dead ends: 7142 [2021-11-16 22:00:32,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=651, Invalid=3381, Unknown=0, NotChecked=0, Total=4032 [2021-11-16 22:00:32,736 INFO L933 BasicCegarLoop]: 1470 mSDtfsCounter, 33 mSDsluCounter, 45508 mSDsCounter, 0 mSdLazyCounter, 2016 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 46978 SdHoareTripleChecker+Invalid, 2048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 2016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-11-16 22:00:32,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 46978 Invalid, 2048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 2016 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2021-11-16 22:00:32,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7142 states. [2021-11-16 22:00:32,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7142 to 7142. [2021-11-16 22:00:32,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7142 states, 5035 states have (on average 1.2842105263157895) internal successors, (6466), 5066 states have internal predecessors, (6466), 1721 states have call successors, (1721), 386 states have call predecessors, (1721), 385 states have return successors, (1727), 1721 states have call predecessors, (1727), 1719 states have call successors, (1727) [2021-11-16 22:00:32,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7142 states to 7142 states and 9914 transitions. [2021-11-16 22:00:32,975 INFO L78 Accepts]: Start accepts. Automaton has 7142 states and 9914 transitions. Word has length 107 [2021-11-16 22:00:32,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:00:32,976 INFO L470 AbstractCegarLoop]: Abstraction has 7142 states and 9914 transitions. [2021-11-16 22:00:32,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 2.640625) internal successors, (169), 64 states have internal predecessors, (169), 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) [2021-11-16 22:00:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 7142 states and 9914 transitions. [2021-11-16 22:00:32,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-16 22:00:32,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:00:32,980 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:00:32,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-16 22:00:33,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:00:33,196 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:00:33,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:00:33,196 INFO L85 PathProgramCache]: Analyzing trace with hash -457110534, now seen corresponding path program 2 times [2021-11-16 22:00:33,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:00:33,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791472930] [2021-11-16 22:00:33,197 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-16 22:00:33,197 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:00:33,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:00:33,198 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) [2021-11-16 22:00:33,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-16 22:00:33,627 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-16 22:00:33,627 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-16 22:00:33,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-16 22:00:33,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:00:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:33,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:34,045 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:34,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1791472930] [2021-11-16 22:00:34,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1791472930] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:00:34,045 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:00:34,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-16 22:00:34,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121824495] [2021-11-16 22:00:34,046 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:00:34,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-16 22:00:34,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:34,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-16 22:00:34,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-16 22:00:34,047 INFO L87 Difference]: Start difference. First operand 7142 states and 9914 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-16 22:00:35,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:00:35,072 INFO L93 Difference]: Finished difference Result 17131 states and 24425 transitions. [2021-11-16 22:00:35,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:00:35,073 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 111 [2021-11-16 22:00:35,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:00:35,130 INFO L225 Difference]: With dead ends: 17131 [2021-11-16 22:00:35,130 INFO L226 Difference]: Without dead ends: 11030 [2021-11-16 22:00:35,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-16 22:00:35,149 INFO L933 BasicCegarLoop]: 2196 mSDtfsCounter, 3363 mSDsluCounter, 6044 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1093 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3363 SdHoareTripleChecker+Valid, 8240 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1093 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-16 22:00:35,150 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3363 Valid, 8240 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1093 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-16 22:00:35,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11030 states. [2021-11-16 22:00:35,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11030 to 7142. [2021-11-16 22:00:35,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7142 states, 5035 states have (on average 1.283416087388282) internal successors, (6462), 5066 states have internal predecessors, (6462), 1721 states have call successors, (1721), 386 states have call predecessors, (1721), 385 states have return successors, (1727), 1721 states have call predecessors, (1727), 1719 states have call successors, (1727) [2021-11-16 22:00:35,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7142 states to 7142 states and 9910 transitions. [2021-11-16 22:00:35,436 INFO L78 Accepts]: Start accepts. Automaton has 7142 states and 9910 transitions. Word has length 111 [2021-11-16 22:00:35,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:00:35,436 INFO L470 AbstractCegarLoop]: Abstraction has 7142 states and 9910 transitions. [2021-11-16 22:00:35,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-16 22:00:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 7142 states and 9910 transitions. [2021-11-16 22:00:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-16 22:00:35,439 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:00:35,439 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:00:35,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-16 22:00:35,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:00:35,655 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:00:35,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:00:35,655 INFO L85 PathProgramCache]: Analyzing trace with hash -199241997, now seen corresponding path program 1 times [2021-11-16 22:00:35,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:00:35,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1962185559] [2021-11-16 22:00:35,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:00:35,657 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:00:35,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:00:35,658 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) [2021-11-16 22:00:35,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-16 22:00:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:00:36,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-16 22:00:36,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:00:36,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:36,663 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:37,115 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:37,115 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1962185559] [2021-11-16 22:00:37,115 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1962185559] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:00:37,115 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:00:37,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 9 [2021-11-16 22:00:37,115 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056583170] [2021-11-16 22:00:37,116 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:00:37,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-16 22:00:37,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:37,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-16 22:00:37,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-16 22:00:37,118 INFO L87 Difference]: Start difference. First operand 7142 states and 9910 transitions. Second operand has 9 states, 8 states have (on average 6.625) internal successors, (53), 9 states have internal predecessors, (53), 3 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-16 22:00:48,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:00:48,711 INFO L93 Difference]: Finished difference Result 20025 states and 28548 transitions. [2021-11-16 22:00:48,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-16 22:00:48,713 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.625) internal successors, (53), 9 states have internal predecessors, (53), 3 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 120 [2021-11-16 22:00:48,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:00:48,753 INFO L225 Difference]: With dead ends: 20025 [2021-11-16 22:00:48,753 INFO L226 Difference]: Without dead ends: 12958 [2021-11-16 22:00:48,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-11-16 22:00:48,773 INFO L933 BasicCegarLoop]: 3421 mSDtfsCounter, 3404 mSDsluCounter, 9496 mSDsCounter, 0 mSdLazyCounter, 2105 mSolverCounterSat, 1243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3598 SdHoareTripleChecker+Valid, 12917 SdHoareTripleChecker+Invalid, 3348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1243 IncrementalHoareTripleChecker+Valid, 2105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2021-11-16 22:00:48,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3598 Valid, 12917 Invalid, 3348 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1243 Valid, 2105 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2021-11-16 22:00:48,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12958 states. [2021-11-16 22:00:49,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12958 to 7140. [2021-11-16 22:00:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7140 states, 5031 states have (on average 1.2822500496919103) internal successors, (6451), 5068 states have internal predecessors, (6451), 1721 states have call successors, (1721), 386 states have call predecessors, (1721), 387 states have return successors, (1724), 1717 states have call predecessors, (1724), 1719 states have call successors, (1724) [2021-11-16 22:00:49,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7140 states to 7140 states and 9896 transitions. [2021-11-16 22:00:49,156 INFO L78 Accepts]: Start accepts. Automaton has 7140 states and 9896 transitions. Word has length 120 [2021-11-16 22:00:49,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:00:49,156 INFO L470 AbstractCegarLoop]: Abstraction has 7140 states and 9896 transitions. [2021-11-16 22:00:49,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.625) internal successors, (53), 9 states have internal predecessors, (53), 3 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-16 22:00:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 7140 states and 9896 transitions. [2021-11-16 22:00:49,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-16 22:00:49,160 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:00:49,160 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:00:49,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-16 22:00:49,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:00:49,375 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:00:49,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:00:49,376 INFO L85 PathProgramCache]: Analyzing trace with hash -226816085, now seen corresponding path program 1 times [2021-11-16 22:00:49,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:00:49,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103674327] [2021-11-16 22:00:49,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:00:49,377 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:00:49,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:00:49,378 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) [2021-11-16 22:00:49,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-16 22:00:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:00:49,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-16 22:00:49,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:00:50,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2021-11-16 22:00:50,425 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2021-11-16 22:00:50,928 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:50,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103674327] [2021-11-16 22:00:50,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2103674327] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:00:50,928 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:00:50,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-16 22:00:50,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404968801] [2021-11-16 22:00:50,928 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:00:50,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:00:50,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:50,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:00:50,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:00:50,929 INFO L87 Difference]: Start difference. First operand 7140 states and 9896 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 4 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2021-11-16 22:00:52,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:00:52,519 INFO L93 Difference]: Finished difference Result 22799 states and 32980 transitions. [2021-11-16 22:00:52,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-16 22:00:52,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 4 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 132 [2021-11-16 22:00:52,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:00:52,560 INFO L225 Difference]: With dead ends: 22799 [2021-11-16 22:00:52,560 INFO L226 Difference]: Without dead ends: 15734 [2021-11-16 22:00:52,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:00:52,579 INFO L933 BasicCegarLoop]: 2379 mSDtfsCounter, 1684 mSDsluCounter, 2065 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2073 SdHoareTripleChecker+Valid, 4444 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-16 22:00:52,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2073 Valid, 4444 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-16 22:00:52,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15734 states. [2021-11-16 22:00:53,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15734 to 15722. [2021-11-16 22:00:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15722 states, 11079 states have (on average 1.3186208141529019) internal successors, (14609), 11130 states have internal predecessors, (14609), 4255 states have call successors, (4255), 386 states have call predecessors, (4255), 387 states have return successors, (4258), 4251 states have call predecessors, (4258), 4253 states have call successors, (4258) [2021-11-16 22:00:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15722 states to 15722 states and 23122 transitions. [2021-11-16 22:00:53,329 INFO L78 Accepts]: Start accepts. Automaton has 15722 states and 23122 transitions. Word has length 132 [2021-11-16 22:00:53,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:00:53,330 INFO L470 AbstractCegarLoop]: Abstraction has 15722 states and 23122 transitions. [2021-11-16 22:00:53,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 4 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2021-11-16 22:00:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 15722 states and 23122 transitions. [2021-11-16 22:00:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-16 22:00:53,334 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:00:53,334 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:00:53,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-16 22:00:53,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:00:53,548 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:00:53,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:00:53,548 INFO L85 PathProgramCache]: Analyzing trace with hash 73355820, now seen corresponding path program 1 times [2021-11-16 22:00:53,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:00:53,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [112829925] [2021-11-16 22:00:53,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:00:53,551 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:00:53,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:00:53,576 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) [2021-11-16 22:00:53,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-16 22:00:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:00:54,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 22:00:54,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:00:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:54,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:54,607 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:54,607 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [112829925] [2021-11-16 22:00:54,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [112829925] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:00:54,607 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:00:54,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-16 22:00:54,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226264076] [2021-11-16 22:00:54,607 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:00:54,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 22:00:54,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:54,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 22:00:54,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-16 22:00:54,608 INFO L87 Difference]: Start difference. First operand 15722 states and 23122 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 4 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) [2021-11-16 22:00:57,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:00:57,078 INFO L93 Difference]: Finished difference Result 25506 states and 38162 transitions. [2021-11-16 22:00:57,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-16 22:00:57,079 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 4 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 130 [2021-11-16 22:00:57,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:00:57,173 INFO L225 Difference]: With dead ends: 25506 [2021-11-16 22:00:57,173 INFO L226 Difference]: Without dead ends: 25498 [2021-11-16 22:00:57,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-16 22:00:57,186 INFO L933 BasicCegarLoop]: 2881 mSDtfsCounter, 2113 mSDsluCounter, 6694 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 604 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2357 SdHoareTripleChecker+Valid, 9575 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 604 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-16 22:00:57,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2357 Valid, 9575 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [604 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-16 22:00:57,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25498 states. [2021-11-16 22:00:58,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25498 to 15734. [2021-11-16 22:00:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15734 states, 11087 states have (on average 1.318390908270948) internal successors, (14617), 11138 states have internal predecessors, (14617), 4259 states have call successors, (4259), 386 states have call predecessors, (4259), 387 states have return successors, (4262), 4255 states have call predecessors, (4262), 4257 states have call successors, (4262) [2021-11-16 22:00:58,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15734 states to 15734 states and 23138 transitions. [2021-11-16 22:00:58,215 INFO L78 Accepts]: Start accepts. Automaton has 15734 states and 23138 transitions. Word has length 130 [2021-11-16 22:00:58,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:00:58,215 INFO L470 AbstractCegarLoop]: Abstraction has 15734 states and 23138 transitions. [2021-11-16 22:00:58,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 4 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) [2021-11-16 22:00:58,216 INFO L276 IsEmpty]: Start isEmpty. Operand 15734 states and 23138 transitions. [2021-11-16 22:00:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-16 22:00:58,221 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:00:58,221 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:00:58,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-16 22:00:58,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:00:58,439 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:00:58,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:00:58,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1802794400, now seen corresponding path program 1 times [2021-11-16 22:00:58,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:00:58,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124249526] [2021-11-16 22:00:58,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:00:58,440 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:00:58,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:00:58,452 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) [2021-11-16 22:00:58,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-16 22:00:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:00:59,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 22:00:59,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:00:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:59,315 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:00:59,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-16 22:00:59,531 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:00:59,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124249526] [2021-11-16 22:00:59,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2124249526] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:00:59,531 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:00:59,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-16 22:00:59,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897225494] [2021-11-16 22:00:59,532 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:00:59,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 22:00:59,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:00:59,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 22:00:59,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-16 22:00:59,533 INFO L87 Difference]: Start difference. First operand 15734 states and 23138 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 4 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-16 22:01:01,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:01:01,764 INFO L93 Difference]: Finished difference Result 27108 states and 39584 transitions. [2021-11-16 22:01:01,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-16 22:01:01,765 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 4 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 134 [2021-11-16 22:01:01,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:01:01,798 INFO L225 Difference]: With dead ends: 27108 [2021-11-16 22:01:01,798 INFO L226 Difference]: Without dead ends: 11449 [2021-11-16 22:01:01,827 INFO L932 BasicCegarLoop]: 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 [2021-11-16 22:01:01,828 INFO L933 BasicCegarLoop]: 2412 mSDtfsCounter, 3120 mSDsluCounter, 2750 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 598 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3519 SdHoareTripleChecker+Valid, 5162 SdHoareTripleChecker+Invalid, 1016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 598 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-16 22:01:01,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3519 Valid, 5162 Invalid, 1016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [598 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-16 22:01:01,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11449 states. [2021-11-16 22:01:02,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11449 to 11443. [2021-11-16 22:01:02,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11443 states, 8063 states have (on average 1.3034850551903758) internal successors, (10510), 8107 states have internal predecessors, (10510), 2992 states have call successors, (2992), 386 states have call predecessors, (2992), 387 states have return successors, (2995), 2988 states have call predecessors, (2995), 2990 states have call successors, (2995) [2021-11-16 22:01:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11443 states to 11443 states and 16497 transitions. [2021-11-16 22:01:02,574 INFO L78 Accepts]: Start accepts. Automaton has 11443 states and 16497 transitions. Word has length 134 [2021-11-16 22:01:02,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:01:02,575 INFO L470 AbstractCegarLoop]: Abstraction has 11443 states and 16497 transitions. [2021-11-16 22:01:02,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 4 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-16 22:01:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand 11443 states and 16497 transitions. [2021-11-16 22:01:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-16 22:01:02,581 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:01:02,581 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:01:02,599 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Ended with exit code 0 [2021-11-16 22:01:02,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:01:02,796 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:01:02,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:01:02,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1518481568, now seen corresponding path program 1 times [2021-11-16 22:01:02,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:01:02,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [108044701] [2021-11-16 22:01:02,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:01:02,798 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:01:02,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:01:02,799 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) [2021-11-16 22:01:02,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-16 22:01:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:01:03,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-16 22:01:03,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:01:03,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2021-11-16 22:01:03,716 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:01:03,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1039 trivial. 0 not checked. [2021-11-16 22:01:03,980 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:01:03,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [108044701] [2021-11-16 22:01:03,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [108044701] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:01:03,980 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:01:03,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-16 22:01:03,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831291443] [2021-11-16 22:01:03,980 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:01:03,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-16 22:01:03,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:01:03,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-16 22:01:03,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-16 22:01:03,981 INFO L87 Difference]: Start difference. First operand 11443 states and 16497 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 4 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2021-11-16 22:01:04,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:01:04,522 INFO L93 Difference]: Finished difference Result 22167 states and 31929 transitions. [2021-11-16 22:01:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:01:04,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 4 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) Word has length 153 [2021-11-16 22:01:04,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:01:04,554 INFO L225 Difference]: With dead ends: 22167 [2021-11-16 22:01:04,554 INFO L226 Difference]: Without dead ends: 10787 [2021-11-16 22:01:04,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-16 22:01:04,579 INFO L933 BasicCegarLoop]: 1484 mSDtfsCounter, 25 mSDsluCounter, 4419 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 5903 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-16 22:01:04,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 5903 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 22:01:04,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10787 states. [2021-11-16 22:01:05,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10787 to 10769. [2021-11-16 22:01:05,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10769 states, 7587 states have (on average 1.3011730591801767) internal successors, (9872), 7632 states have internal predecessors, (9872), 2798 states have call successors, (2798), 382 states have call predecessors, (2798), 383 states have return successors, (2801), 2789 states have call predecessors, (2801), 2796 states have call successors, (2801) [2021-11-16 22:01:05,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10769 states to 10769 states and 15471 transitions. [2021-11-16 22:01:05,156 INFO L78 Accepts]: Start accepts. Automaton has 10769 states and 15471 transitions. Word has length 153 [2021-11-16 22:01:05,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:01:05,157 INFO L470 AbstractCegarLoop]: Abstraction has 10769 states and 15471 transitions. [2021-11-16 22:01:05,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 4 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2021-11-16 22:01:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 10769 states and 15471 transitions. [2021-11-16 22:01:05,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-16 22:01:05,161 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:01:05,161 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:01:05,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-16 22:01:05,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:01:05,375 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:01:05,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:01:05,375 INFO L85 PathProgramCache]: Analyzing trace with hash -2121096315, now seen corresponding path program 1 times [2021-11-16 22:01:05,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:01:05,376 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [684818693] [2021-11-16 22:01:05,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:01:05,376 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:01:05,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:01:05,377 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) [2021-11-16 22:01:05,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-16 22:01:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:01:05,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-16 22:01:05,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:01:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2021-11-16 22:01:06,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:01:07,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2021-11-16 22:01:07,128 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:01:07,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [684818693] [2021-11-16 22:01:07,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [684818693] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-16 22:01:07,128 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:01:07,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2021-11-16 22:01:07,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678893561] [2021-11-16 22:01:07,129 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-16 22:01:07,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-16 22:01:07,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:01:07,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-16 22:01:07,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-16 22:01:07,129 INFO L87 Difference]: Start difference. First operand 10769 states and 15471 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-16 22:01:07,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:01:07,541 INFO L93 Difference]: Finished difference Result 21424 states and 30799 transitions. [2021-11-16 22:01:07,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-16 22:01:07,542 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 150 [2021-11-16 22:01:07,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:01:07,571 INFO L225 Difference]: With dead ends: 21424 [2021-11-16 22:01:07,571 INFO L226 Difference]: Without dead ends: 10730 [2021-11-16 22:01:07,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 297 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-16 22:01:07,593 INFO L933 BasicCegarLoop]: 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 [2021-11-16 22:01:07,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 1464 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-16 22:01:07,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10730 states. [2021-11-16 22:01:08,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10730 to 10730. [2021-11-16 22:01:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10730 states, 7548 states have (on average 1.2975622681505035) internal successors, (9794), 7593 states have internal predecessors, (9794), 2798 states have call successors, (2798), 382 states have call predecessors, (2798), 383 states have return successors, (2801), 2789 states have call predecessors, (2801), 2796 states have call successors, (2801) [2021-11-16 22:01:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10730 states to 10730 states and 15393 transitions. [2021-11-16 22:01:08,162 INFO L78 Accepts]: Start accepts. Automaton has 10730 states and 15393 transitions. Word has length 150 [2021-11-16 22:01:08,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:01:08,170 INFO L470 AbstractCegarLoop]: Abstraction has 10730 states and 15393 transitions. [2021-11-16 22:01:08,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-16 22:01:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 10730 states and 15393 transitions. [2021-11-16 22:01:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-16 22:01:08,175 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:01:08,175 INFO L514 BasicCegarLoop]: 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] [2021-11-16 22:01:08,195 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-11-16 22:01:08,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:01:08,376 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:01:08,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:01:08,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1838241346, now seen corresponding path program 1 times [2021-11-16 22:01:08,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:01:08,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1046328529] [2021-11-16 22:01:08,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:01:08,377 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:01:08,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:01:08,379 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) [2021-11-16 22:01:08,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-16 22:01:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:01:22,515 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-16 22:01:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:01:37,321 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-16 22:01:37,322 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-16 22:01:37,323 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 22:01:37,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-16 22:01:37,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:01:37,554 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:01:37,557 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 22:01:37,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:01:37 BoogieIcfgContainer [2021-11-16 22:01:37,774 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 22:01:37,775 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 22:01:37,775 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 22:01:37,775 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 22:01:37,776 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:59:51" (3/4) ... [2021-11-16 22:01:37,778 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-16 22:01:37,778 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 22:01:37,778 INFO L158 Benchmark]: Toolchain (without parser) took 117768.83ms. Allocated memory was 54.5MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 23.6MB in the beginning and 779.0MB in the end (delta: -755.4MB). Peak memory consumption was 950.5MB. Max. memory is 16.1GB. [2021-11-16 22:01:37,779 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:01:37,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1474.93ms. Allocated memory was 54.5MB in the beginning and 130.0MB in the end (delta: 75.5MB). Free memory was 35.7MB in the beginning and 77.1MB in the end (delta: -41.4MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2021-11-16 22:01:37,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 204.54ms. Allocated memory is still 130.0MB. Free memory was 77.1MB in the beginning and 58.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-16 22:01:37,780 INFO L158 Benchmark]: Boogie Preprocessor took 177.99ms. Allocated memory is still 130.0MB. Free memory was 58.2MB in the beginning and 61.4MB in the end (delta: -3.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-16 22:01:37,780 INFO L158 Benchmark]: RCFGBuilder took 9245.09ms. Allocated memory was 130.0MB in the beginning and 262.1MB in the end (delta: 132.1MB). Free memory was 61.4MB in the beginning and 142.3MB in the end (delta: -80.9MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-16 22:01:37,781 INFO L158 Benchmark]: TraceAbstraction took 106646.33ms. Allocated memory was 262.1MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 142.3MB in the beginning and 779.0MB in the end (delta: -636.7MB). Peak memory consumption was 858.6MB. Max. memory is 16.1GB. [2021-11-16 22:01:37,781 INFO L158 Benchmark]: Witness Printer took 2.70ms. Allocated memory is still 1.8GB. Free memory is still 779.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:01:37,784 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1474.93ms. Allocated memory was 54.5MB in the beginning and 130.0MB in the end (delta: 75.5MB). Free memory was 35.7MB in the beginning and 77.1MB in the end (delta: -41.4MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 204.54ms. Allocated memory is still 130.0MB. Free memory was 77.1MB in the beginning and 58.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 177.99ms. Allocated memory is still 130.0MB. Free memory was 58.2MB in the beginning and 61.4MB in the end (delta: -3.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9245.09ms. Allocated memory was 130.0MB in the beginning and 262.1MB in the end (delta: 132.1MB). Free memory was 61.4MB in the beginning and 142.3MB in the end (delta: -80.9MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * TraceAbstraction took 106646.33ms. Allocated memory was 262.1MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 142.3MB in the beginning and 779.0MB in the end (delta: -636.7MB). Peak memory consumption was 858.6MB. Max. memory is 16.1GB. * Witness Printer took 2.70ms. Allocated memory is still 1.8GB. Free memory is still 779.0MB. 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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [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={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND TRUE i <= 31 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L7771] COND FALSE !(i <= 31) VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={107:0}, type_strings={-9223372036854775775:0}] [L4600] return (& lock->ldv_6060.rlock); VAL [\result={107:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={107:0}, lock={107:0}, type_strings={-9223372036854775775:0}] [L7778] RET spinlock_check(& fst_work_q_lock) VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, spinlock_check(& fst_work_q_lock)={107:0}, type_strings={-9223372036854775775:0}] [L7779-L7780] FCALL __raw_spin_lock_init(& fst_work_q_lock.ldv_6060.rlock, "&(&fst_work_q_lock)->rlock", & __key) VAL [__key={62:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp=0, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [L5204] void *tmp ; [L5207] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5064] return ((void *)dev + 2560U); VAL [\result={0:594475151886649856}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [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={0:594475151886649856}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp={0:594475151886649856}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, dev_to_hdlc(dev)={0:594475151886649856}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={-9223372036854775808:0}, module={-9223372036854775808:0}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-9223372036854775808:0}, module={-9223372036854775808:0}, module_get_succeeded=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-9223372036854775808:0}, module={-9223372036854775808:0}, tmp=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, port->mode=4, tmp={0:594475151886649856}, tmp___0=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, port={0:0}, port->card={0:33554432}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, netdev_get_tx_queue((struct net_device const *)dev, 0U)={524288:1099578736640}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, tmp={0:594475151886649856}, tmp___0=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, dev={0:594475151886647296}, dev={0:594475151886647296}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={0:0}, tmp={0:594475151886649856}, tmp___0=1, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_group1={0:594475151886647296}] [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={-9223372036854775808:0}, ent={49:51}, ent={49:51}, err=0, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={53:55}, pdev={53:55}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, ent={49:51}, ent={49:51}, err=0, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={53:55}, pdev={53:55}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, arg0=null, arg1=32976, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_malloc(arg0)={0:0}, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, flags=32976, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp___2={0:0}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, flags=208, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, size=1000, tmp={0:0}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, card={0:0}, ent={49:51}, ent={49:51}, err=0, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={53:55}, pdev={53:55}, tmp={0:0}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, card={0:0}, ent={49:51}, ent={49:51}, err=0, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, no_of_cards_added=0, pdev={53:55}, pdev={53:55}, tmp={0:0}, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_fst_add_one_42_p1={49:51}, var_group1={0:594475151886647296}, var_group3={53:55}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, 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=2147483904, type_strings={-9223372036854775775:0}, var_fst_add_one_42_p1={49:51}, var_group1={0:594475151886647296}, var_group3={53:55}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] [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={-9223372036854775808:0}, fst_card_array={47:0}, fst_driver={125:0}, fst_excluded_cards=0, fst_excluded_list={152:0}, fst_int_task={156:0}, fst_max_reads=7, fst_ops={149:0}, fst_pci_dev_id={4611686018427387915:0}, fst_tx_task={60:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={2305843009213693983:0}, fst_work_q_lock={107:0}, fst_work_txq={56:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, type_strings={-9223372036854775775:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 57 procedures, 1064 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 106.4s, OverallIterations: 16, TraceHistogramMax: 32, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 46.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 27427 SdHoareTripleChecker+Valid, 38.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26008 mSDsluCounter, 168506 SdHoareTripleChecker+Invalid, 33.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 136389 mSDsCounter, 5369 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9789 IncrementalHoareTripleChecker+Invalid, 15160 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5369 mSolverCounterUnsat, 32117 mSDtfsCounter, 9789 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2837 GetRequests, 2652 SyntacticMatches, 0 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 586 ImplicationChecksByTransitivity, 8.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15734occurred in iteration=12, InterpolantAutomatonStates: 148, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 21493 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 17.7s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 1570 NumberOfCodeBlocks, 1406 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2794 ConstructedInterpolants, 0 QuantifiedInterpolants, 5385 SizeOfPredicates, 33 NumberOfNonLiveVariables, 9834 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 30 InterpolantComputations, 22 PerfectInterpolantSequences, 16670/18942 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 [2021-11-16 22:01:37,838 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