./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.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-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f2f756b9685409cf929de788e36236bf6ccea349b12ba42d7ed5b2b8ce18c2f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 08:48:03,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 08:48:03,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 08:48:03,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 08:48:03,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 08:48:03,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 08:48:03,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 08:48:03,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 08:48:03,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 08:48:03,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 08:48:03,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 08:48:03,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 08:48:03,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 08:48:03,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 08:48:03,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 08:48:03,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 08:48:03,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 08:48:03,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 08:48:03,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 08:48:03,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 08:48:03,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 08:48:03,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 08:48:03,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 08:48:03,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 08:48:03,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 08:48:03,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 08:48:03,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 08:48:03,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 08:48:03,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 08:48:03,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 08:48:03,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 08:48:03,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 08:48:03,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 08:48:03,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 08:48:03,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 08:48:03,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 08:48:03,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 08:48:03,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 08:48:03,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 08:48:03,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 08:48:03,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 08:48:03,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 08:48:03,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 08:48:03,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 08:48:03,456 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 08:48:03,457 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 08:48:03,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 08:48:03,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 08:48:03,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 08:48:03,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 08:48:03,458 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 08:48:03,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 08:48:03,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 08:48:03,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 08:48:03,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 08:48:03,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 08:48:03,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 08:48:03,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 08:48:03,460 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 08:48:03,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 08:48:03,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 08:48:03,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 08:48:03,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 08:48:03,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 08:48:03,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 08:48:03,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 08:48:03,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 08:48:03,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 08:48:03,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 08:48:03,462 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 08:48:03,463 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 08:48:03,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 08:48:03,463 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 08:48:03,463 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f2f756b9685409cf929de788e36236bf6ccea349b12ba42d7ed5b2b8ce18c2f [2021-11-17 08:48:03,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 08:48:03,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 08:48:03,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 08:48:03,666 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 08:48:03,667 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 08:48:03,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2021-11-17 08:48:03,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa16bb7d/a76cd06118de491da2c40a3d5e8c9148/FLAG65ab59eed [2021-11-17 08:48:04,624 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 08:48:04,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2021-11-17 08:48:04,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa16bb7d/a76cd06118de491da2c40a3d5e8c9148/FLAG65ab59eed [2021-11-17 08:48:05,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa16bb7d/a76cd06118de491da2c40a3d5e8c9148 [2021-11-17 08:48:05,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 08:48:05,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 08:48:05,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 08:48:05,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 08:48:05,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 08:48:05,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:48:05" (1/1) ... [2021-11-17 08:48:05,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e75579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:05, skipping insertion in model container [2021-11-17 08:48:05,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:48:05" (1/1) ... [2021-11-17 08:48:05,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 08:48:05,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 08:48:11,730 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[911729,911742] [2021-11-17 08:48:11,733 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[911874,911887] [2021-11-17 08:48:11,793 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 08:48:11,866 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 08:48:12,430 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[911729,911742] [2021-11-17 08:48:12,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i[911874,911887] [2021-11-17 08:48:12,438 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 08:48:12,644 INFO L208 MainTranslator]: Completed translation [2021-11-17 08:48:12,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12 WrapperNode [2021-11-17 08:48:12,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 08:48:12,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 08:48:12,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 08:48:12,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 08:48:12,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:12,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:13,390 INFO L137 Inliner]: procedures = 700, calls = 11079, calls flagged for inlining = 356, calls inlined = 335, statements flattened = 24854 [2021-11-17 08:48:13,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 08:48:13,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 08:48:13,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 08:48:13,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 08:48:13,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:13,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:13,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:13,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:13,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:13,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:14,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:14,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 08:48:14,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 08:48:14,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 08:48:14,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 08:48:14,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (1/1) ... [2021-11-17 08:48:14,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 08:48:14,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 08:48:14,216 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) [2021-11-17 08:48:14,223 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 [2021-11-17 08:48:14,259 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_check_bssid [2021-11-17 08:48:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_check_bssid [2021-11-17 08:48:14,259 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_query_rf_reg [2021-11-17 08:48:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_query_rf_reg [2021-11-17 08:48:14,260 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_sw_led_on [2021-11-17 08:48:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_sw_led_on [2021-11-17 08:48:14,260 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-17 08:48:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-17 08:48:14,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2021-11-17 08:48:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2021-11-17 08:48:14,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 08:48:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 08:48:14,261 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_lc_calibrate [2021-11-17 08:48:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_lc_calibrate [2021-11-17 08:48:14,261 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8188e_config_bb_reg [2021-11-17 08:48:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8188e_config_bb_reg [2021-11-17 08:48:14,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_4 [2021-11-17 08:48:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_4 [2021-11-17 08:48:14,261 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2021-11-17 08:48:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2021-11-17 08:48:14,261 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_fwlps_enter [2021-11-17 08:48:14,262 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_fwlps_enter [2021-11-17 08:48:14,262 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_path_adda_on [2021-11-17 08:48:14,262 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_path_adda_on [2021-11-17 08:48:14,262 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2021-11-17 08:48:14,262 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2021-11-17 08:48:14,262 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2021-11-17 08:48:14,262 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2021-11-17 08:48:14,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-17 08:48:14,263 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-17 08:48:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-17 08:48:14,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-17 08:48:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_query_bb_reg [2021-11-17 08:48:14,263 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_query_bb_reg [2021-11-17 08:48:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_suspend [2021-11-17 08:48:14,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_suspend [2021-11-17 08:48:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_enable_interrupt [2021-11-17 08:48:14,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_enable_interrupt [2021-11-17 08:48:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_sw_led_off [2021-11-17 08:48:14,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_sw_led_off [2021-11-17 08:48:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-17 08:48:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2021-11-17 08:48:14,265 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2021-11-17 08:48:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 08:48:14,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 08:48:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_config_rf_with_headerfile [2021-11-17 08:48:14,265 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_config_rf_with_headerfile [2021-11-17 08:48:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_firmware_selfreset [2021-11-17 08:48:14,265 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_firmware_selfreset [2021-11-17 08:48:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 08:48:14,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 08:48:14,266 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-17 08:48:14,266 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-17 08:48:14,266 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_get_desc [2021-11-17 08:48:14,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_get_desc [2021-11-17 08:48:14,267 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_beacon_interval [2021-11-17 08:48:14,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_beacon_interval [2021-11-17 08:48:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_disable_interrupt [2021-11-17 08:48:14,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_disable_interrupt [2021-11-17 08:48:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 08:48:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_resume [2021-11-17 08:48:14,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_resume [2021-11-17 08:48:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rf_lock_of_rtl_locks [2021-11-17 08:48:14,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rf_lock_of_rtl_locks [2021-11-17 08:48:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_105 [2021-11-17 08:48:14,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_105 [2021-11-17 08:48:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-17 08:48:14,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-17 08:48:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_103 [2021-11-17 08:48:14,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_103 [2021-11-17 08:48:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_channel_access_setting [2021-11-17 08:48:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_channel_access_setting [2021-11-17 08:48:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_update_rx_idle_ant [2021-11-17 08:48:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_update_rx_idle_ant [2021-11-17 08:48:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2021-11-17 08:48:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2021-11-17 08:48:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-17 08:48:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-17 08:48:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 08:48:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2021-11-17 08:48:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2021-11-17 08:48:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-17 08:48:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-17 08:48:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2021-11-17 08:48:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2021-11-17 08:48:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 08:48:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 08:48:14,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 08:48:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure rf_serial_read [2021-11-17 08:48:14,272 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_serial_read [2021-11-17 08:48:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 08:48:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_interrupt_mask [2021-11-17 08:48:14,272 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_interrupt_mask [2021-11-17 08:48:14,273 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-17 08:48:14,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-17 08:48:14,273 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_fw_clk_off_timer_callback [2021-11-17 08:48:14,273 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_fw_clk_off_timer_callback [2021-11-17 08:48:14,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 08:48:14,273 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 08:48:14,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_88 [2021-11-17 08:48:14,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_88 [2021-11-17 08:48:14,274 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_rf_reg [2021-11-17 08:48:14,274 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_rf_reg [2021-11-17 08:48:14,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-17 08:48:14,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-17 08:48:14,274 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-17 08:48:14,274 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-17 08:48:14,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-17 08:48:14,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-17 08:48:14,275 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-11-17 08:48:14,275 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-11-17 08:48:14,275 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_card_disable [2021-11-17 08:48:14,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_card_disable [2021-11-17 08:48:14,275 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_check_fw_read_last_h2c [2021-11-17 08:48:14,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_check_fw_read_last_h2c [2021-11-17 08:48:14,276 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2021-11-17 08:48:14,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2021-11-17 08:48:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2021-11-17 08:48:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2021-11-17 08:48:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_led_control [2021-11-17 08:48:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_led_control [2021-11-17 08:48:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_87___0 [2021-11-17 08:48:14,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_87___0 [2021-11-17 08:48:14,280 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_beacon_related_registers [2021-11-17 08:48:14,280 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_beacon_related_registers [2021-11-17 08:48:14,280 INFO L130 BoogieDeclarations]: Found specification of procedure save_adda_reg [2021-11-17 08:48:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure save_adda_reg [2021-11-17 08:48:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2021-11-17 08:48:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2021-11-17 08:48:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-11-17 08:48:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-11-17 08:48:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 08:48:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_4_2 [2021-11-17 08:48:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_4_2 [2021-11-17 08:48:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-17 08:48:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-17 08:48:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_hw_reg [2021-11-17 08:48:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_hw_reg [2021-11-17 08:48:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 08:48:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 08:48:14,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 08:48:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-17 08:48:14,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-17 08:48:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 08:48:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 08:48:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_rfpath_switch [2021-11-17 08:48:14,286 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_rfpath_switch [2021-11-17 08:48:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 08:48:14,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 08:48:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 08:48:14,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 08:48:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_update_hal_rate_tbl [2021-11-17 08:48:14,287 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_update_hal_rate_tbl [2021-11-17 08:48:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_txpower_level [2021-11-17 08:48:14,287 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_txpower_level [2021-11-17 08:48:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_97 [2021-11-17 08:48:14,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_97 [2021-11-17 08:48:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-17 08:48:14,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-17 08:48:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_94 [2021-11-17 08:48:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_94 [2021-11-17 08:48:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-17 08:48:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-17 08:48:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_93 [2021-11-17 08:48:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_93 [2021-11-17 08:48:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-17 08:48:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-17 08:48:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_bb_reg [2021-11-17 08:48:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_bb_reg [2021-11-17 08:48:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_set_qos [2021-11-17 08:48:14,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_set_qos [2021-11-17 08:48:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-17 08:48:14,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-17 08:48:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_iq_calibrate [2021-11-17 08:48:14,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_iq_calibrate [2021-11-17 08:48:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-17 08:48:14,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-17 08:48:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2021-11-17 08:48:14,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2021-11-17 08:48:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_check_txpower_tracking [2021-11-17 08:48:14,290 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_check_txpower_tracking [2021-11-17 08:48:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_init_led [2021-11-17 08:48:14,290 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_init_led [2021-11-17 08:48:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_txpower_track_adjust [2021-11-17 08:48:14,290 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_txpower_track_adjust [2021-11-17 08:48:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88___0 [2021-11-17 08:48:14,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88___0 [2021-11-17 08:48:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_poweroff_adapter [2021-11-17 08:48:14,291 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_poweroff_adapter [2021-11-17 08:48:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_init_edca_turbo [2021-11-17 08:48:14,291 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_init_edca_turbo [2021-11-17 08:48:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_bcn_ctrl_reg [2021-11-17 08:48:14,291 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_bcn_ctrl_reg [2021-11-17 08:48:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_init_sw_leds [2021-11-17 08:48:14,291 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_init_sw_leds [2021-11-17 08:48:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 08:48:14,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 08:48:14,292 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-17 08:48:14,292 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-17 08:48:14,292 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88_hal_pwrseqcmdparsing [2021-11-17 08:48:14,292 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88_hal_pwrseqcmdparsing [2021-11-17 08:48:14,292 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_enable_hw_security_config [2021-11-17 08:48:14,292 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_enable_hw_security_config [2021-11-17 08:48:14,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_h2c_lock_of_rtl_locks [2021-11-17 08:48:14,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_h2c_lock_of_rtl_locks [2021-11-17 08:48:14,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 08:48:14,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 08:48:14,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 08:48:14,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 08:48:14,293 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_DA [2021-11-17 08:48:14,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_DA [2021-11-17 08:48:14,293 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2021-11-17 08:48:14,293 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2021-11-17 08:48:14,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_88___0 [2021-11-17 08:48:14,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_88___0 [2021-11-17 08:48:14,293 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-17 08:48:14,294 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-17 08:48:14,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_6_2 [2021-11-17 08:48:14,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_6_2 [2021-11-17 08:48:14,294 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2021-11-17 08:48:14,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2021-11-17 08:48:14,294 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-17 08:48:14,294 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-17 08:48:14,294 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_set_iqk_matrix [2021-11-17 08:48:14,294 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_set_iqk_matrix [2021-11-17 08:48:14,294 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_chk_tx_track [2021-11-17 08:48:14,295 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_chk_tx_track [2021-11-17 08:48:14,295 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_fast_antenna_training_callback [2021-11-17 08:48:14,295 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_fast_antenna_training_callback [2021-11-17 08:48:14,295 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2021-11-17 08:48:14,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2021-11-17 08:48:14,295 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_stop_tx_beacon [2021-11-17 08:48:14,295 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_stop_tx_beacon [2021-11-17 08:48:14,295 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2021-11-17 08:48:14,295 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2021-11-17 08:48:14,295 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2021-11-17 08:48:14,296 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2021-11-17 08:48:14,296 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-17 08:48:14,296 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-17 08:48:14,296 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_llt_write [2021-11-17 08:48:14,296 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_llt_write [2021-11-17 08:48:14,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 08:48:14,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 08:48:14,297 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2021-11-17 08:48:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2021-11-17 08:48:14,299 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_watchdog [2021-11-17 08:48:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_watchdog [2021-11-17 08:48:14,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-17 08:48:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-17 08:48:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_bw_mode [2021-11-17 08:48:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_bw_mode [2021-11-17 08:48:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_fast_ant_training [2021-11-17 08:48:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_fast_ant_training [2021-11-17 08:48:14,301 INFO L130 BoogieDeclarations]: Found specification of procedure sim_comp [2021-11-17 08:48:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure sim_comp [2021-11-17 08:48:14,301 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_deinit_sw_vars [2021-11-17 08:48:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_deinit_sw_vars [2021-11-17 08:48:14,301 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_tx_polling [2021-11-17 08:48:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_tx_polling [2021-11-17 08:48:14,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 08:48:14,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 08:48:14,302 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_pi_mode_switch [2021-11-17 08:48:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_pi_mode_switch [2021-11-17 08:48:14,302 INFO L130 BoogieDeclarations]: Found specification of procedure cal_bit_shift [2021-11-17 08:48:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_bit_shift [2021-11-17 08:48:14,302 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_enable_fw_download [2021-11-17 08:48:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_enable_fw_download [2021-11-17 08:48:14,302 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2021-11-17 08:48:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2021-11-17 08:48:14,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-11-17 08:48:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-11-17 08:48:14,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 08:48:14,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-17 08:48:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-17 08:48:14,303 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-17 08:48:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-17 08:48:14,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-17 08:48:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-17 08:48:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_ps_rf_on [2021-11-17 08:48:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_ps_rf_on [2021-11-17 08:48:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___3 [2021-11-17 08:48:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___3 [2021-11-17 08:48:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___0 [2021-11-17 08:48:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___0 [2021-11-17 08:48:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 08:48:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 08:48:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_hw_init [2021-11-17 08:48:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_hw_init [2021-11-17 08:48:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure check_cond [2021-11-17 08:48:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure check_cond [2021-11-17 08:48:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_rfreg [2021-11-17 08:48:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_rfreg [2021-11-17 08:48:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_initial_gain_min_pwdb [2021-11-17 08:48:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_initial_gain_min_pwdb [2021-11-17 08:48:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_phy_iq_calibrate [2021-11-17 08:48:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_phy_iq_calibrate [2021-11-17 08:48:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_ps_rf_off_low_power [2021-11-17 08:48:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_ps_rf_off_low_power [2021-11-17 08:48:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-17 08:48:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-17 08:48:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2021-11-17 08:48:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2021-11-17 08:48:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-11-17 08:48:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-11-17 08:48:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_get_hw_reg [2021-11-17 08:48:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_get_hw_reg [2021-11-17 08:48:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_scan_operation_backup [2021-11-17 08:48:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_scan_operation_backup [2021-11-17 08:48:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_87 [2021-11-17 08:48:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_87 [2021-11-17 08:48:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-17 08:48:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-17 08:48:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-17 08:48:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-17 08:48:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_fill_h2c_cmd [2021-11-17 08:48:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_fill_h2c_cmd [2021-11-17 08:48:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88e_fw_page_write [2021-11-17 08:48:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88e_fw_page_write [2021-11-17 08:48:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2021-11-17 08:48:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2021-11-17 08:48:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_dm_update_tx_ant [2021-11-17 08:48:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_dm_update_tx_ant [2021-11-17 08:48:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 08:48:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure reload_adda [2021-11-17 08:48:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure reload_adda [2021-11-17 08:48:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 08:48:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 08:48:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2021-11-17 08:48:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2021-11-17 08:48:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_read_eeprom_info [2021-11-17 08:48:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_read_eeprom_info [2021-11-17 08:48:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_104 [2021-11-17 08:48:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_104 [2021-11-17 08:48:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_clock_off [2021-11-17 08:48:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_clock_off [2021-11-17 08:48:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2021-11-17 08:48:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2021-11-17 08:48:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-17 08:48:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-17 08:48:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_resume_tx_beacon [2021-11-17 08:48:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_resume_tx_beacon [2021-11-17 08:48:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_init_sw_vars [2021-11-17 08:48:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_init_sw_vars [2021-11-17 08:48:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-11-17 08:48:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-11-17 08:48:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88_config_s [2021-11-17 08:48:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88_config_s [2021-11-17 08:48:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-17 08:48:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-17 08:48:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-11-17 08:48:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-11-17 08:48:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 08:48:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 08:48:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure config_bb_with_header [2021-11-17 08:48:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure config_bb_with_header [2021-11-17 08:48:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-17 08:48:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-17 08:48:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2021-11-17 08:48:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2021-11-17 08:48:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_media_status [2021-11-17 08:48:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_media_status [2021-11-17 08:48:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_fwlps_leave [2021-11-17 08:48:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_fwlps_leave [2021-11-17 08:48:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-17 08:48:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-17 08:48:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88ee_tx_fill_cmddesc [2021-11-17 08:48:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88ee_tx_fill_cmddesc [2021-11-17 08:48:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 08:48:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2021-11-17 08:48:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2021-11-17 08:48:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure rtl88e_phy_set_sw_chnl_cmdarray [2021-11-17 08:48:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl88e_phy_set_sw_chnl_cmdarray [2021-11-17 08:48:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-17 08:48:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-17 08:48:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl88ee_set_fw_clock_on [2021-11-17 08:48:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl88ee_set_fw_clock_on [2021-11-17 08:48:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-17 08:48:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-17 08:48:15,850 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 08:48:15,853 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 08:48:16,285 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 08:49:57,356 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 08:49:57,388 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 08:49:57,388 INFO L301 CfgBuilder]: Removed 20 assume(true) statements. [2021-11-17 08:49:57,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 08:49:57 BoogieIcfgContainer [2021-11-17 08:49:57,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 08:49:57,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 08:49:57,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 08:49:57,400 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 08:49:57,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 08:48:05" (1/3) ... [2021-11-17 08:49:57,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285ebae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 08:49:57, skipping insertion in model container [2021-11-17 08:49:57,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:12" (2/3) ... [2021-11-17 08:49:57,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285ebae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 08:49:57, skipping insertion in model container [2021-11-17 08:49:57,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 08:49:57" (3/3) ... [2021-11-17 08:49:57,403 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8188ee-rtl8188ee.cil.i [2021-11-17 08:49:57,406 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 08:49:57,406 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-17 08:49:57,462 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 08:49:57,466 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 [2021-11-17 08:49:57,467 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-17 08:49:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 7347 states, 4974 states have (on average 1.3697225572979492) internal successors, (6813), 5164 states have internal predecessors, (6813), 2199 states have call successors, (2199), 180 states have call predecessors, (2199), 179 states have return successors, (2191), 2110 states have call predecessors, (2191), 2191 states have call successors, (2191) [2021-11-17 08:49:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-17 08:49:57,590 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:49:57,591 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:49:57,592 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:49:57,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:49:57,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1722938961, now seen corresponding path program 1 times [2021-11-17 08:49:57,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:49:57,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995431273] [2021-11-17 08:49:57,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:49:57,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:49:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:49:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:49:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:49:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:49:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:49:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:49:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:49:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:49:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:49:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:49:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:49:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:49:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:49:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:49:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:49:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:49:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:49:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:49:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:49:58,880 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:49:58,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:49:58,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995431273] [2021-11-17 08:49:58,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995431273] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:49:58,881 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:49:58,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 08:49:58,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009432901] [2021-11-17 08:49:58,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:49:58,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 08:49:58,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:49:58,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 08:49:58,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 08:49:58,915 INFO L87 Difference]: Start difference. First operand has 7347 states, 4974 states have (on average 1.3697225572979492) internal successors, (6813), 5164 states have internal predecessors, (6813), 2199 states have call successors, (2199), 180 states have call predecessors, (2199), 179 states have return successors, (2191), 2110 states have call predecessors, (2191), 2191 states have call successors, (2191) Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:50:01,117 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:03,190 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:13,038 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:16,137 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:21,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:50:21,363 INFO L93 Difference]: Finished difference Result 9684 states and 14847 transitions. [2021-11-17 08:50:21,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 08:50:21,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2021-11-17 08:50:21,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:50:21,409 INFO L225 Difference]: With dead ends: 9684 [2021-11-17 08:50:21,410 INFO L226 Difference]: Without dead ends: 4241 [2021-11-17 08:50:21,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:50:21,453 INFO L933 BasicCegarLoop]: 6769 mSDtfsCounter, 6769 mSDsluCounter, 7090 mSDsCounter, 0 mSdLazyCounter, 4806 mSolverCounterSat, 2407 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7627 SdHoareTripleChecker+Valid, 13859 SdHoareTripleChecker+Invalid, 7217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2407 IncrementalHoareTripleChecker+Valid, 4806 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2021-11-17 08:50:21,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7627 Valid, 13859 Invalid, 7217 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2407 Valid, 4806 Invalid, 4 Unknown, 0 Unchecked, 21.6s Time] [2021-11-17 08:50:21,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4241 states. [2021-11-17 08:50:21,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4241 to 4172. [2021-11-17 08:50:21,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 2928 states have (on average 1.330601092896175) internal successors, (3896), 3013 states have internal predecessors, (3896), 1109 states have call successors, (1109), 135 states have call predecessors, (1109), 133 states have return successors, (1105), 1063 states have call predecessors, (1105), 1105 states have call successors, (1105) [2021-11-17 08:50:21,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 6110 transitions. [2021-11-17 08:50:21,744 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 6110 transitions. Word has length 124 [2021-11-17 08:50:21,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:50:21,745 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 6110 transitions. [2021-11-17 08:50:21,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:50:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 6110 transitions. [2021-11-17 08:50:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-17 08:50:21,748 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:50:21,748 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:50:21,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 08:50:21,749 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:50:21,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:50:21,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1778814651, now seen corresponding path program 1 times [2021-11-17 08:50:21,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:50:21,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763270094] [2021-11-17 08:50:21,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:50:21,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:50:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:50:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:50:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:50:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:50:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:50:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:50:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:50:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:50:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:50:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:50:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:50:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:50:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:50:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:50:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:50:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:50:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:50:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:50:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:22,752 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:50:22,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:50:22,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763270094] [2021-11-17 08:50:22,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763270094] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:50:22,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:50:22,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:50:22,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019042054] [2021-11-17 08:50:22,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:50:22,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:50:22,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:50:22,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:50:22,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:50:22,755 INFO L87 Difference]: Start difference. First operand 4172 states and 6110 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:50:24,920 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:27,007 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:34,996 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:41,278 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:42,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:50:42,949 INFO L93 Difference]: Finished difference Result 8394 states and 12406 transitions. [2021-11-17 08:50:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 08:50:42,950 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2021-11-17 08:50:42,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:50:42,981 INFO L225 Difference]: With dead ends: 8394 [2021-11-17 08:50:42,981 INFO L226 Difference]: Without dead ends: 4241 [2021-11-17 08:50:43,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-17 08:50:43,002 INFO L933 BasicCegarLoop]: 5825 mSDtfsCounter, 8729 mSDsluCounter, 6239 mSDsCounter, 0 mSdLazyCounter, 4092 mSolverCounterSat, 5969 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8729 SdHoareTripleChecker+Valid, 12064 SdHoareTripleChecker+Invalid, 10065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5969 IncrementalHoareTripleChecker+Valid, 4092 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2021-11-17 08:50:43,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8729 Valid, 12064 Invalid, 10065 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5969 Valid, 4092 Invalid, 4 Unknown, 0 Unchecked, 19.5s Time] [2021-11-17 08:50:43,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4241 states. [2021-11-17 08:50:43,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4241 to 4172. [2021-11-17 08:50:43,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 2928 states have (on average 1.3302595628415301) internal successors, (3895), 3013 states have internal predecessors, (3895), 1109 states have call successors, (1109), 135 states have call predecessors, (1109), 133 states have return successors, (1105), 1063 states have call predecessors, (1105), 1105 states have call successors, (1105) [2021-11-17 08:50:43,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 6109 transitions. [2021-11-17 08:50:43,167 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 6109 transitions. Word has length 125 [2021-11-17 08:50:43,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:50:43,169 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 6109 transitions. [2021-11-17 08:50:43,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:50:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 6109 transitions. [2021-11-17 08:50:43,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-17 08:50:43,172 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:50:43,172 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:50:43,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 08:50:43,172 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:50:43,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:50:43,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1450489677, now seen corresponding path program 1 times [2021-11-17 08:50:43,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:50:43,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013603621] [2021-11-17 08:50:43,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:50:43,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:50:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:50:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:50:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:50:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:50:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:50:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:50:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:50:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:50:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:50:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:50:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:50:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:50:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:50:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:50:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:50:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:50:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:50:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:50:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:50:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:50:43,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:50:43,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013603621] [2021-11-17 08:50:43,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013603621] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:50:43,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:50:43,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:50:43,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232029161] [2021-11-17 08:50:43,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:50:43,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:50:43,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:50:43,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:50:43,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:50:43,958 INFO L87 Difference]: Start difference. First operand 4172 states and 6109 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:50:46,102 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:48,163 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:50:56,195 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:03,059 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:04,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:51:04,580 INFO L93 Difference]: Finished difference Result 8394 states and 12404 transitions. [2021-11-17 08:51:04,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 08:51:04,581 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 126 [2021-11-17 08:51:04,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:51:04,601 INFO L225 Difference]: With dead ends: 8394 [2021-11-17 08:51:04,601 INFO L226 Difference]: Without dead ends: 4241 [2021-11-17 08:51:04,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-17 08:51:04,618 INFO L933 BasicCegarLoop]: 5824 mSDtfsCounter, 8725 mSDsluCounter, 6239 mSDsCounter, 0 mSdLazyCounter, 4091 mSolverCounterSat, 5969 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8725 SdHoareTripleChecker+Valid, 12063 SdHoareTripleChecker+Invalid, 10064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5969 IncrementalHoareTripleChecker+Valid, 4091 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2021-11-17 08:51:04,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8725 Valid, 12063 Invalid, 10064 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5969 Valid, 4091 Invalid, 4 Unknown, 0 Unchecked, 20.1s Time] [2021-11-17 08:51:04,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4241 states. [2021-11-17 08:51:04,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4241 to 4172. [2021-11-17 08:51:04,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 2928 states have (on average 1.3299180327868851) internal successors, (3894), 3013 states have internal predecessors, (3894), 1109 states have call successors, (1109), 135 states have call predecessors, (1109), 133 states have return successors, (1105), 1063 states have call predecessors, (1105), 1105 states have call successors, (1105) [2021-11-17 08:51:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 6108 transitions. [2021-11-17 08:51:04,773 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 6108 transitions. Word has length 126 [2021-11-17 08:51:04,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:51:04,774 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 6108 transitions. [2021-11-17 08:51:04,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:51:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 6108 transitions. [2021-11-17 08:51:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-17 08:51:04,777 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:51:04,777 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:51:04,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 08:51:04,777 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:51:04,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:51:04,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1405774655, now seen corresponding path program 1 times [2021-11-17 08:51:04,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:51:04,780 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504745376] [2021-11-17 08:51:04,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:51:04,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:51:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:51:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:51:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:51:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:51:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:51:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:51:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:51:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:51:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:51:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:51:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:51:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:51:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:51:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:51:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:51:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:51:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:51:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:51:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:51:05,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:51:05,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504745376] [2021-11-17 08:51:05,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504745376] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:51:05,695 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:51:05,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:51:05,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315479804] [2021-11-17 08:51:05,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:51:05,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:51:05,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:51:05,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:51:05,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:51:05,696 INFO L87 Difference]: Start difference. First operand 4172 states and 6108 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:51:07,889 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:09,958 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:17,971 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:24,069 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:25,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:51:25,762 INFO L93 Difference]: Finished difference Result 8394 states and 12402 transitions. [2021-11-17 08:51:25,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 08:51:25,763 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 127 [2021-11-17 08:51:25,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:51:25,788 INFO L225 Difference]: With dead ends: 8394 [2021-11-17 08:51:25,788 INFO L226 Difference]: Without dead ends: 4241 [2021-11-17 08:51:25,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-17 08:51:25,807 INFO L933 BasicCegarLoop]: 5823 mSDtfsCounter, 8721 mSDsluCounter, 6239 mSDsCounter, 0 mSdLazyCounter, 4090 mSolverCounterSat, 5969 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8721 SdHoareTripleChecker+Valid, 12062 SdHoareTripleChecker+Invalid, 10063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5969 IncrementalHoareTripleChecker+Valid, 4090 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2021-11-17 08:51:25,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8721 Valid, 12062 Invalid, 10063 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5969 Valid, 4090 Invalid, 4 Unknown, 0 Unchecked, 19.6s Time] [2021-11-17 08:51:25,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4241 states. [2021-11-17 08:51:25,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4241 to 4172. [2021-11-17 08:51:25,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 2928 states have (on average 1.3295765027322404) internal successors, (3893), 3013 states have internal predecessors, (3893), 1109 states have call successors, (1109), 135 states have call predecessors, (1109), 133 states have return successors, (1105), 1063 states have call predecessors, (1105), 1105 states have call successors, (1105) [2021-11-17 08:51:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 6107 transitions. [2021-11-17 08:51:25,989 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 6107 transitions. Word has length 127 [2021-11-17 08:51:25,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:51:25,990 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 6107 transitions. [2021-11-17 08:51:25,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:51:25,991 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 6107 transitions. [2021-11-17 08:51:25,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-17 08:51:25,994 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:51:25,994 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:51:25,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 08:51:25,995 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:51:25,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:51:25,995 INFO L85 PathProgramCache]: Analyzing trace with hash 358860873, now seen corresponding path program 1 times [2021-11-17 08:51:25,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:51:25,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757650236] [2021-11-17 08:51:25,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:51:25,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:51:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:51:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:51:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:51:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:51:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:51:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:51:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:51:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:51:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:51:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:51:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:51:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:51:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:51:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:51:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:51:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:51:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:51:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:51:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:51:26,663 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:51:26,663 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:51:26,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757650236] [2021-11-17 08:51:26,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757650236] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:51:26,663 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:51:26,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:51:26,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50397732] [2021-11-17 08:51:26,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:51:26,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:51:26,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:51:26,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:51:26,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:51:26,665 INFO L87 Difference]: Start difference. First operand 4172 states and 6107 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:51:28,815 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:30,896 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:39,637 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:52,938 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:51:57,813 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:52:13,510 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:52:19,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:52:19,723 INFO L93 Difference]: Finished difference Result 16664 states and 24882 transitions. [2021-11-17 08:52:19,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 08:52:19,723 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 128 [2021-11-17 08:52:19,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:52:19,811 INFO L225 Difference]: With dead ends: 16664 [2021-11-17 08:52:19,811 INFO L226 Difference]: Without dead ends: 12511 [2021-11-17 08:52:19,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-17 08:52:19,835 INFO L933 BasicCegarLoop]: 12402 mSDtfsCounter, 19613 mSDsluCounter, 15659 mSDsCounter, 0 mSdLazyCounter, 13547 mSolverCounterSat, 9724 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21081 SdHoareTripleChecker+Valid, 28061 SdHoareTripleChecker+Invalid, 23277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9724 IncrementalHoareTripleChecker+Valid, 13547 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.7s IncrementalHoareTripleChecker+Time [2021-11-17 08:52:19,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21081 Valid, 28061 Invalid, 23277 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9724 Valid, 13547 Invalid, 6 Unknown, 0 Unchecked, 51.7s Time] [2021-11-17 08:52:19,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12511 states. [2021-11-17 08:52:20,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12511 to 12398. [2021-11-17 08:52:20,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12398 states, 8730 states have (on average 1.3313860252004581) internal successors, (11623), 8981 states have internal predecessors, (11623), 3261 states have call successors, (3261), 395 states have call predecessors, (3261), 405 states have return successors, (3648), 3129 states have call predecessors, (3648), 3249 states have call successors, (3648) [2021-11-17 08:52:20,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12398 states to 12398 states and 18532 transitions. [2021-11-17 08:52:20,605 INFO L78 Accepts]: Start accepts. Automaton has 12398 states and 18532 transitions. Word has length 128 [2021-11-17 08:52:20,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:52:20,606 INFO L470 AbstractCegarLoop]: Abstraction has 12398 states and 18532 transitions. [2021-11-17 08:52:20,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:52:20,606 INFO L276 IsEmpty]: Start isEmpty. Operand 12398 states and 18532 transitions. [2021-11-17 08:52:20,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-17 08:52:20,608 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:52:20,608 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:52:20,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 08:52:20,608 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:52:20,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:52:20,608 INFO L85 PathProgramCache]: Analyzing trace with hash -657496003, now seen corresponding path program 1 times [2021-11-17 08:52:20,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:52:20,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928776403] [2021-11-17 08:52:20,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:52:20,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:52:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:52:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:52:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:52:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:52:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:52:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:52:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:52:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:52:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:52:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:52:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:52:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:52:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:52:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:52:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:52:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:52:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:52:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:52:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:52:21,319 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:52:21,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:52:21,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928776403] [2021-11-17 08:52:21,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928776403] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:52:21,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:52:21,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:52:21,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305084215] [2021-11-17 08:52:21,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:52:21,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:52:21,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:52:21,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:52:21,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:52:21,321 INFO L87 Difference]: Start difference. First operand 12398 states and 18532 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:52:23,471 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:52:25,545 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:52:34,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:52:49,376 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:52:53,404 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:04,703 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:10,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:53:10,619 INFO L93 Difference]: Finished difference Result 48620 states and 75611 transitions. [2021-11-17 08:53:10,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 08:53:10,619 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2021-11-17 08:53:10,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:53:10,838 INFO L225 Difference]: With dead ends: 48620 [2021-11-17 08:53:10,839 INFO L226 Difference]: Without dead ends: 36241 [2021-11-17 08:53:10,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-17 08:53:10,920 INFO L933 BasicCegarLoop]: 12177 mSDtfsCounter, 19230 mSDsluCounter, 15432 mSDsCounter, 0 mSdLazyCounter, 13404 mSolverCounterSat, 9512 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20653 SdHoareTripleChecker+Valid, 27609 SdHoareTripleChecker+Invalid, 22922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9512 IncrementalHoareTripleChecker+Valid, 13404 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.2s IncrementalHoareTripleChecker+Time [2021-11-17 08:53:10,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20653 Valid, 27609 Invalid, 22922 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9512 Valid, 13404 Invalid, 6 Unknown, 0 Unchecked, 47.2s Time] [2021-11-17 08:53:10,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36241 states. [2021-11-17 08:53:13,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36241 to 36022. [2021-11-17 08:53:13,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36022 states, 25444 states have (on average 1.330765602892627) internal successors, (33860), 26193 states have internal predecessors, (33860), 9359 states have call successors, (9359), 1173 states have call predecessors, (9359), 1217 states have return successors, (12935), 8963 states have call predecessors, (12935), 9323 states have call successors, (12935) [2021-11-17 08:53:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36022 states to 36022 states and 56154 transitions. [2021-11-17 08:53:13,426 INFO L78 Accepts]: Start accepts. Automaton has 36022 states and 56154 transitions. Word has length 129 [2021-11-17 08:53:13,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:53:13,427 INFO L470 AbstractCegarLoop]: Abstraction has 36022 states and 56154 transitions. [2021-11-17 08:53:13,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:53:13,427 INFO L276 IsEmpty]: Start isEmpty. Operand 36022 states and 56154 transitions. [2021-11-17 08:53:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-17 08:53:13,429 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:53:13,429 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:53:13,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 08:53:13,430 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:53:13,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:53:13,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1985271483, now seen corresponding path program 1 times [2021-11-17 08:53:13,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:53:13,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215182597] [2021-11-17 08:53:13,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:53:13,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:53:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:53:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:53:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:53:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:53:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:53:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:53:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:53:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:53:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:53:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:53:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:53:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:53:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:53:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:53:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:53:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:53:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:53:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:13,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:53:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:53:14,036 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:53:14,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215182597] [2021-11-17 08:53:14,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215182597] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:53:14,037 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:53:14,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:53:14,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878203688] [2021-11-17 08:53:14,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:53:14,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:53:14,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:53:14,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:53:14,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:53:14,038 INFO L87 Difference]: Start difference. First operand 36022 states and 56154 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:53:16,197 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:18,292 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:26,005 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:32,125 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:34,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:53:34,274 INFO L93 Difference]: Finished difference Result 72230 states and 116682 transitions. [2021-11-17 08:53:34,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 08:53:34,275 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 130 [2021-11-17 08:53:34,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:53:34,449 INFO L225 Difference]: With dead ends: 72230 [2021-11-17 08:53:34,449 INFO L226 Difference]: Without dead ends: 36227 [2021-11-17 08:53:34,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-17 08:53:34,615 INFO L933 BasicCegarLoop]: 5822 mSDtfsCounter, 8715 mSDsluCounter, 6239 mSDsCounter, 0 mSdLazyCounter, 4089 mSolverCounterSat, 5969 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8715 SdHoareTripleChecker+Valid, 12061 SdHoareTripleChecker+Invalid, 10062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5969 IncrementalHoareTripleChecker+Valid, 4089 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2021-11-17 08:53:34,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8715 Valid, 12061 Invalid, 10062 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5969 Valid, 4089 Invalid, 4 Unknown, 0 Unchecked, 18.5s Time] [2021-11-17 08:53:34,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36227 states. [2021-11-17 08:53:36,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36227 to 36022. [2021-11-17 08:53:36,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36022 states, 25444 states have (on average 1.330411884923754) internal successors, (33851), 26193 states have internal predecessors, (33851), 9359 states have call successors, (9359), 1173 states have call predecessors, (9359), 1217 states have return successors, (12935), 8963 states have call predecessors, (12935), 9323 states have call successors, (12935) [2021-11-17 08:53:36,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36022 states to 36022 states and 56145 transitions. [2021-11-17 08:53:36,839 INFO L78 Accepts]: Start accepts. Automaton has 36022 states and 56145 transitions. Word has length 130 [2021-11-17 08:53:36,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:53:36,839 INFO L470 AbstractCegarLoop]: Abstraction has 36022 states and 56145 transitions. [2021-11-17 08:53:36,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:53:36,840 INFO L276 IsEmpty]: Start isEmpty. Operand 36022 states and 56145 transitions. [2021-11-17 08:53:36,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-17 08:53:36,841 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:53:36,842 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:53:36,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 08:53:36,842 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:53:36,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:53:36,842 INFO L85 PathProgramCache]: Analyzing trace with hash -82121799, now seen corresponding path program 1 times [2021-11-17 08:53:36,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:53:36,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708639642] [2021-11-17 08:53:36,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:53:36,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:53:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:53:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:53:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:53:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:53:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:53:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:53:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:53:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:53:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:53:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:53:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:53:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:53:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:53:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:53:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:53:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:53:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:53:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:53:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:53:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:53:37,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:53:37,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708639642] [2021-11-17 08:53:37,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708639642] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:53:37,754 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:53:37,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:53:37,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031694992] [2021-11-17 08:53:37,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:53:37,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:53:37,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:53:37,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:53:37,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:53:37,755 INFO L87 Difference]: Start difference. First operand 36022 states and 56145 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:53:39,940 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:42,019 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:53:55,455 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:54:04,309 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:54:12,402 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:54:18,864 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:54:30,119 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:54:39,410 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:54:53,871 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:54:56,494 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:55:03,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:55:03,370 INFO L93 Difference]: Finished difference Result 175308 states and 304619 transitions. [2021-11-17 08:55:03,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 08:55:03,371 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2021-11-17 08:55:03,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:55:04,562 INFO L225 Difference]: With dead ends: 175308 [2021-11-17 08:55:04,562 INFO L226 Difference]: Without dead ends: 139305 [2021-11-17 08:55:04,770 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-11-17 08:55:04,770 INFO L933 BasicCegarLoop]: 18989 mSDtfsCounter, 21015 mSDsluCounter, 29329 mSDsCounter, 0 mSdLazyCounter, 22522 mSolverCounterSat, 8676 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23414 SdHoareTripleChecker+Valid, 48318 SdHoareTripleChecker+Invalid, 31208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8676 IncrementalHoareTripleChecker+Valid, 22522 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.1s IncrementalHoareTripleChecker+Time [2021-11-17 08:55:04,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23414 Valid, 48318 Invalid, 31208 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8676 Valid, 22522 Invalid, 10 Unknown, 0 Unchecked, 79.1s Time] [2021-11-17 08:55:04,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139305 states. [2021-11-17 08:55:14,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139305 to 138492. [2021-11-17 08:55:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138492 states, 97860 states have (on average 1.3306969139587166) internal successors, (130222), 100741 states have internal predecessors, (130222), 35885 states have call successors, (35885), 4545 states have call predecessors, (35885), 4745 states have return successors, (74876), 34361 states have call predecessors, (74876), 35745 states have call successors, (74876) [2021-11-17 08:55:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138492 states to 138492 states and 240983 transitions. [2021-11-17 08:55:16,227 INFO L78 Accepts]: Start accepts. Automaton has 138492 states and 240983 transitions. Word has length 131 [2021-11-17 08:55:16,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:55:16,229 INFO L470 AbstractCegarLoop]: Abstraction has 138492 states and 240983 transitions. [2021-11-17 08:55:16,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:55:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 138492 states and 240983 transitions. [2021-11-17 08:55:16,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-17 08:55:16,235 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:55:16,235 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:55:16,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-17 08:55:16,235 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:55:16,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:55:16,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1099507135, now seen corresponding path program 1 times [2021-11-17 08:55:16,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:55:16,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432334469] [2021-11-17 08:55:16,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:55:16,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:55:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:55:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:55:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:55:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:55:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:55:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:55:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:55:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:55:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:55:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:55:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:55:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:55:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:55:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:55:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:55:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:55:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:55:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:16,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:55:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:55:17,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:55:17,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432334469] [2021-11-17 08:55:17,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432334469] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:55:17,055 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:55:17,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:55:17,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227301142] [2021-11-17 08:55:17,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:55:17,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:55:17,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:55:17,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:55:17,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:55:17,056 INFO L87 Difference]: Start difference. First operand 138492 states and 240983 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:55:19,225 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:55:21,322 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:55:31,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:55:37,910 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:55:45,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:55:45,531 INFO L93 Difference]: Finished difference Result 246168 states and 463581 transitions. [2021-11-17 08:55:45,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 08:55:45,532 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 132 [2021-11-17 08:55:45,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:55:46,654 INFO L225 Difference]: With dead ends: 246168 [2021-11-17 08:55:46,654 INFO L226 Difference]: Without dead ends: 139139 [2021-11-17 08:55:47,544 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-17 08:55:47,544 INFO L933 BasicCegarLoop]: 5832 mSDtfsCounter, 8710 mSDsluCounter, 6250 mSDsCounter, 0 mSdLazyCounter, 4099 mSolverCounterSat, 5947 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8710 SdHoareTripleChecker+Valid, 12082 SdHoareTripleChecker+Invalid, 10050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5947 IncrementalHoareTripleChecker+Valid, 4099 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.2s IncrementalHoareTripleChecker+Time [2021-11-17 08:55:47,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8710 Valid, 12082 Invalid, 10050 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5947 Valid, 4099 Invalid, 4 Unknown, 0 Unchecked, 21.2s Time] [2021-11-17 08:55:47,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139139 states. [2021-11-17 08:55:56,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139139 to 138492. [2021-11-17 08:55:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138492 states, 97860 states have (on average 1.3304210096055589) internal successors, (130195), 100741 states have internal predecessors, (130195), 35885 states have call successors, (35885), 4545 states have call predecessors, (35885), 4745 states have return successors, (74876), 34361 states have call predecessors, (74876), 35745 states have call successors, (74876) [2021-11-17 08:55:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138492 states to 138492 states and 240956 transitions. [2021-11-17 08:55:58,594 INFO L78 Accepts]: Start accepts. Automaton has 138492 states and 240956 transitions. Word has length 132 [2021-11-17 08:55:58,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 08:55:58,595 INFO L470 AbstractCegarLoop]: Abstraction has 138492 states and 240956 transitions. [2021-11-17 08:55:58,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:55:58,596 INFO L276 IsEmpty]: Start isEmpty. Operand 138492 states and 240956 transitions. [2021-11-17 08:55:58,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-17 08:55:58,598 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 08:55:58,598 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 08:55:58,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-17 08:55:58,598 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl88e_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 08:55:58,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 08:55:58,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1835802421, now seen corresponding path program 1 times [2021-11-17 08:55:58,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 08:55:58,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948256579] [2021-11-17 08:55:58,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 08:55:58,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 08:55:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 08:55:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 08:55:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 08:55:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:55:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 08:55:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 08:55:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 08:55:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-17 08:55:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:55:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:55:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:55:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 08:55:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 08:55:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 08:55:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 08:55:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 08:55:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 08:55:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 08:55:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 08:55:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-17 08:55:59,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 08:55:59,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948256579] [2021-11-17 08:55:59,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948256579] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 08:55:59,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 08:55:59,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 08:55:59,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039606386] [2021-11-17 08:55:59,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 08:55:59,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 08:55:59,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 08:55:59,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 08:55:59,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 08:55:59,526 INFO L87 Difference]: Start difference. First operand 138492 states and 240956 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 08:56:01,684 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:56:03,756 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:56:13,340 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:56:21,090 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 08:56:29,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 08:56:29,926 INFO L93 Difference]: Finished difference Result 246168 states and 463527 transitions. [2021-11-17 08:56:29,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 08:56:29,926 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 133 [2021-11-17 08:56:29,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 08:56:30,945 INFO L225 Difference]: With dead ends: 246168 [2021-11-17 08:56:30,945 INFO L226 Difference]: Without dead ends: 139139 [2021-11-17 08:56:32,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-17 08:56:32,024 INFO L933 BasicCegarLoop]: 5831 mSDtfsCounter, 8706 mSDsluCounter, 6250 mSDsCounter, 0 mSdLazyCounter, 4098 mSolverCounterSat, 5947 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8706 SdHoareTripleChecker+Valid, 12081 SdHoareTripleChecker+Invalid, 10049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5947 IncrementalHoareTripleChecker+Valid, 4098 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2021-11-17 08:56:32,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8706 Valid, 12081 Invalid, 10049 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5947 Valid, 4098 Invalid, 4 Unknown, 0 Unchecked, 22.5s Time] [2021-11-17 08:56:32,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139139 states.