/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 08:45:54,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 08:45:54,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 08:45:54,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 08:45:54,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 08:45:54,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 08:45:54,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 08:45:54,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 08:45:54,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 08:45:54,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 08:45:54,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 08:45:54,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 08:45:54,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 08:45:54,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 08:45:54,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 08:45:54,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 08:45:54,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 08:45:54,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 08:45:54,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 08:45:54,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 08:45:54,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 08:45:54,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 08:45:54,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 08:45:54,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 08:45:54,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 08:45:54,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 08:45:54,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 08:45:54,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 08:45:54,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 08:45:54,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 08:45:54,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 08:45:54,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 08:45:54,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 08:45:54,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 08:45:54,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 08:45:54,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 08:45:54,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 08:45:54,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 08:45:54,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 08:45:54,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 08:45:54,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 08:45:54,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 08:45:54,487 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 08:45:54,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 08:45:54,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 08:45:54,488 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 08:45:54,488 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 08:45:54,488 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 08:45:54,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 08:45:54,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 08:45:54,489 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 08:45:54,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:45:54,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 08:45:54,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 08:45:54,491 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 08:45:54,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 08:45:54,491 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 08:45:54,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 08:45:54,491 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 08:45:54,491 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 08:45:54,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 08:45:54,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 08:45:54,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 08:45:54,657 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 08:45:54,657 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 08:45:54,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i [2023-04-02 08:45:55,639 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 08:45:56,136 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 08:45:56,136 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i [2023-04-02 08:45:56,176 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7732b2b8d/f06e7c350a2c45128a229c35fb5e0e88/FLAGf112d55c7 [2023-04-02 08:45:56,205 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7732b2b8d/f06e7c350a2c45128a229c35fb5e0e88 [2023-04-02 08:45:56,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 08:45:56,209 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 08:45:56,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 08:45:56,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 08:45:56,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 08:45:56,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:45:56" (1/1) ... [2023-04-02 08:45:56,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f6ed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:56, skipping insertion in model container [2023-04-02 08:45:56,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:45:56" (1/1) ... [2023-04-02 08:45:56,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 08:45:56,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 08:45:56,658 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5701] [2023-04-02 08:45:56,658 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5702-5703] [2023-04-02 08:45:56,973 WARN L247 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i[171010,171023] [2023-04-02 08:45:58,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:45:58,453 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 08:45:58,519 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5701] [2023-04-02 08:45:58,520 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5702-5703] [2023-04-02 08:45:58,532 WARN L247 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i[171010,171023] [2023-04-02 08:45:58,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:45:58,982 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:45:58,987 INFO L208 MainTranslator]: Completed translation [2023-04-02 08:45:58,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58 WrapperNode [2023-04-02 08:45:58,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 08:45:58,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 08:45:58,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 08:45:58,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 08:45:58,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:58,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,386 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 08:45:59,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 08:45:59,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 08:45:59,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 08:45:59,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (1/1) ... [2023-04-02 08:45:59,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:45:59,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:45:59,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 08:45:59,530 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 [2023-04-02 08:45:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 08:45:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 08:45:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_int~0~X~$Pointer$~TO~int [2023-04-02 08:45:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 08:45:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-04-02 08:45:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 08:45:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~VOID [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 08:45:59,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_20 [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure _alloc_mISDN_skb [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_rx_off_member [2023-04-02 08:45:59,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_rx_off [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_fill_empty [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_control_req [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure get_features [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_function [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_ctrl [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_send_bh [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dspcreate [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_init [2023-04-02 08:45:59,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cleanup [2023-04-02 08:45:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2023-04-02 08:45:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2023-04-02 08:45:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2023-04-02 08:45:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2023-04-02 08:45:59,546 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2023-04-02 08:45:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2023-04-02 08:45:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2023-04-02 08:45:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2023-04-02 08:45:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 08:45:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 08:45:59,547 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_33 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_34 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vzalloc_35 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_36 [2023-04-02 08:45:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb___0 [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure count_list_member [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_debug [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_search_conf [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_add_conf_member [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_del_conf_member [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_new_conf [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_del_conf [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_hw_message [2023-04-02 08:45:59,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_hardware [2023-04-02 08:45:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_conf [2023-04-02 08:45:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_receive [2023-04-02 08:45:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_send_member [2023-04-02 08:45:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_send [2023-04-02 08:45:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_transmit [2023-04-02 08:45:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_cmx_hdlc [2023-04-02 08:45:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_72 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_74 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_76 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_77 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_78 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_79 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_80 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_81 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_82 [2023-04-02 08:45:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_83 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_84 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb___1 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure _alloc_mISDN_skb___0 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_audio_generate_ulaw_samples [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_tone_copy [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_tone_hw_message [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_tone_timeout [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_tone [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_3 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2023-04-02 08:45:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_4 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_118 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_120 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_122 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_123 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_124 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_125 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_126 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_127 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_128 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_129 [2023-04-02 08:45:59,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_130 [2023-04-02 08:45:59,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_dtmf_goertzel_init [2023-04-02 08:45:59,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_dtmf_hardware [2023-04-02 08:45:59,556 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_dtmf_goertzel_decode [2023-04-02 08:45:59,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_164 [2023-04-02 08:45:59,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_166 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_168 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_169 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_170 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_171 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_172 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_173 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_174 [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure linear2alaw [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure alaw2linear [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ulaw2linear [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure linear2ulaw [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure reverse_bits [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_audio_generate_law_tables [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_audio_generate_s2law_table [2023-04-02 08:45:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_audio_generate_seven [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_audio_generate_mix_table [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_audio_generate_volume_changes [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_change_volume [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_206 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_208 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_210 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_211 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_212 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_213 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_214 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_215 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_216 [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_bf_encrypt [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_bf_decrypt [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure encrypt_block [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_bf_init [2023-04-02 08:45:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_bf_cleanup [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_248 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_250 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_252 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_253 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_254 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_255 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_256 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_257 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_258 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_280 [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure attr_show_args [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_dsp_dev_release [2023-04-02 08:45:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_dsp_element_register [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_dsp_element_unregister [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_pipeline_module_init [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_pipeline_module_exit [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_pipeline_init [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure _dsp_pipeline_destroy [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_pipeline_destroy [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_pipeline_build [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_pipeline_process_tx [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_pipeline_process_rx [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_290 [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_292 [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_294 [2023-04-02 08:45:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_295 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_296 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_297 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_298 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_299 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_300 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_hwec_enable [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_hwec_disable [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_hwec_init [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dsp_hwec_exit [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_332 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_334 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_336 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_337 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_338 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_339 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_340 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_341 [2023-04-02 08:45:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_342 [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-02 08:45:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_clock_get [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_register_Bprotocol [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_unregister_Bprotocol [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 08:45:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2023-04-02 08:45:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-02 08:45:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2023-04-02 08:45:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2023-04-02 08:45:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2023-04-02 08:45:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-02 08:45:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-04-02 08:45:59,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-04-02 08:45:59,570 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2023-04-02 08:45:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2023-04-02 08:45:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-04-02 08:45:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-04-02 08:45:59,571 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 08:45:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 08:45:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 08:45:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 08:45:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-02 08:45:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_33 [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_34 [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_36 [2023-04-02 08:45:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vzalloc_35 [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 08:45:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2023-04-02 08:45:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_20 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-04-02 08:45:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure _alloc_mISDN_skb [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_register_Bprotocol [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_unregister_Bprotocol [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_audio_generate_law_tables [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_audio_generate_s2law_table [2023-04-02 08:45:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_audio_generate_seven [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_audio_generate_mix_table [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_audio_generate_ulaw_samples [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_audio_generate_volume_changes [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_change_volume [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_debug [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_hardware [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_conf [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_receive [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_hdlc [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_send [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_transmit [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_dtmf_goertzel_init [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_dtmf_hardware [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_dtmf_goertzel_decode [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_tone [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_tone_timeout [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_bf_decrypt [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_bf_init [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_bf_cleanup [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_pipeline_module_init [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_pipeline_module_exit [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_pipeline_init [2023-04-02 08:45:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_pipeline_destroy [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_pipeline_build [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_pipeline_process_rx [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_rx_off_member [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_int~0~X~$Pointer$~TO~int [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_rx_off [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_fill_empty [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_control_req [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_features [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_function [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_ctrl [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_send_bh [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dspcreate [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_init [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cleanup [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_74 [2023-04-02 08:45:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_82 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_83 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_84 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_76 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_72 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_80 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_81 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_77 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_78 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_79 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb___0 [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_clock_get [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_del_conf_member [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_del_conf [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_tone_copy [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_bf_encrypt [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_pipeline_process_tx [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure count_list_member [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_search_conf [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_add_conf_member [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_new_conf [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_hw_message [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_cmx_send_member [2023-04-02 08:45:59,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_129 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_130 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_3 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_4 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_120 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_128 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_122 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_118 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_126 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_127 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_123 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_124 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_125 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb___1 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure _alloc_mISDN_skb___0 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_tone_hw_message [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_166 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_174 [2023-04-02 08:45:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_168 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_164 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_172 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_173 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_169 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_170 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_171 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_208 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_216 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_210 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_206 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_214 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_215 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_211 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_212 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_213 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure linear2alaw [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure alaw2linear [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ulaw2linear [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure linear2ulaw [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure reverse_bits [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_250 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_258 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_252 [2023-04-02 08:45:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_248 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_256 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_257 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_253 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_254 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_255 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure encrypt_block [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_280 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_292 [2023-04-02 08:45:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_300 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_294 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_290 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_298 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_299 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_295 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_296 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_297 [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_dsp_element_register [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_dsp_element_unregister [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_hwec_enable [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_hwec_disable [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_hwec_init [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure dsp_hwec_exit [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure attr_show_args [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_dsp_dev_release [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure _dsp_pipeline_destroy [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~VOID [2023-04-02 08:45:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_alloca [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_334 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_342 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_336 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_332 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_340 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_341 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_337 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_338 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_339 [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 08:45:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 08:45:59,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 08:46:00,563 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 08:46:00,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 08:46:00,750 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 08:46:52,636 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 08:46:52,663 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 08:46:52,663 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-02 08:46:52,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:46:52 BoogieIcfgContainer [2023-04-02 08:46:52,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 08:46:52,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 08:46:52,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 08:46:52,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 08:46:52,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 08:45:56" (1/3) ... [2023-04-02 08:46:52,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fee3cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:46:52, skipping insertion in model container [2023-04-02 08:46:52,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:45:58" (2/3) ... [2023-04-02 08:46:52,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fee3cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:46:52, skipping insertion in model container [2023-04-02 08:46:52,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:46:52" (3/3) ... [2023-04-02 08:46:52,676 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i [2023-04-02 08:46:52,688 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 08:46:52,689 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 08:46:52,781 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 08:46:52,785 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@37ce25e3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 08:46:52,785 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 08:46:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand has 4094 states, 3176 states have (on average 1.5377833753148615) internal successors, (4884), 3246 states have internal predecessors, (4884), 673 states have call successors, (673), 166 states have call predecessors, (673), 165 states have return successors, (670), 639 states have call predecessors, (670), 670 states have call successors, (670) [2023-04-02 08:46:52,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-04-02 08:46:52,807 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:46:52,807 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:46:52,808 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:46:52,811 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:46:52,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1479351966, now seen corresponding path program 1 times [2023-04-02 08:46:52,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:46:52,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377789371] [2023-04-02 08:46:52,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:46:52,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:46:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:46:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:46:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:46:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 08:46:55,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:46:55,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377789371] [2023-04-02 08:46:55,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377789371] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:46:55,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:46:55,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 08:46:55,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954805669] [2023-04-02 08:46:55,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:46:55,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 08:46:55,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:46:55,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 08:46:55,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-02 08:46:55,961 INFO L87 Difference]: Start difference. First operand has 4094 states, 3176 states have (on average 1.5377833753148615) internal successors, (4884), 3246 states have internal predecessors, (4884), 673 states have call successors, (673), 166 states have call predecessors, (673), 165 states have return successors, (670), 639 states have call predecessors, (670), 670 states have call successors, (670) Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-02 08:47:10,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:12,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:14,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:18,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:21,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:47:23,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:47:31,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:33,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:35,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:38,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:47:42,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:47:44,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:47:45,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:47:45,879 INFO L93 Difference]: Finished difference Result 1924 states and 2566 transitions. [2023-04-02 08:47:45,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 08:47:45,881 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 36 [2023-04-02 08:47:45,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:47:45,895 INFO L225 Difference]: With dead ends: 1924 [2023-04-02 08:47:45,895 INFO L226 Difference]: Without dead ends: 1095 [2023-04-02 08:47:45,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-04-02 08:47:45,904 INFO L413 NwaCegarLoop]: 333 mSDtfsCounter, 1659 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 1647 mSolverCounterSat, 683 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1723 SdHoareTripleChecker+Valid, 851 SdHoareTripleChecker+Invalid, 2341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 683 IncrementalHoareTripleChecker+Valid, 1647 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.4s IncrementalHoareTripleChecker+Time [2023-04-02 08:47:45,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1723 Valid, 851 Invalid, 2341 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [683 Valid, 1647 Invalid, 11 Unknown, 0 Unchecked, 43.4s Time] [2023-04-02 08:47:45,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1095 states. [2023-04-02 08:47:46,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1095 to 917. [2023-04-02 08:47:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 917 states, 662 states have (on average 1.353474320241692) internal successors, (896), 669 states have internal predecessors, (896), 153 states have call successors, (153), 103 states have call predecessors, (153), 101 states have return successors, (150), 148 states have call predecessors, (150), 150 states have call successors, (150) [2023-04-02 08:47:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 1199 transitions. [2023-04-02 08:47:46,297 INFO L78 Accepts]: Start accepts. Automaton has 917 states and 1199 transitions. Word has length 36 [2023-04-02 08:47:46,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:47:46,298 INFO L495 AbstractCegarLoop]: Abstraction has 917 states and 1199 transitions. [2023-04-02 08:47:46,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-02 08:47:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1199 transitions. [2023-04-02 08:47:46,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-04-02 08:47:46,300 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:47:46,300 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-02 08:47:46,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 08:47:46,301 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:47:46,301 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:47:46,301 INFO L85 PathProgramCache]: Analyzing trace with hash 811884369, now seen corresponding path program 1 times [2023-04-02 08:47:46,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:47:46,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733515284] [2023-04-02 08:47:46,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:47:46,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:47:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:50,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:47:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:50,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:47:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:50,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:47:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:50,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:47:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:51,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:51,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:47:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 08:47:51,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:47:51,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733515284] [2023-04-02 08:47:51,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733515284] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:47:51,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:47:51,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 08:47:51,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110481110] [2023-04-02 08:47:51,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:47:51,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 08:47:51,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:47:51,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 08:47:51,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-04-02 08:47:51,077 INFO L87 Difference]: Start difference. First operand 917 states and 1199 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 6 states have internal predecessors, (44), 5 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2023-04-02 08:48:12,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:48:15,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:48:17,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:48:19,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:48:21,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:48:24,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:48:26,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:48:37,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:48:39,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:48:41,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:48:43,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:48:45,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:48:47,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:48:49,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:48:58,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:49:00,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:49:03,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:49:05,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:49:07,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:49:18,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:49:20,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:49:22,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:49:24,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:49:26,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:49:34,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:49:34,724 INFO L93 Difference]: Finished difference Result 2983 states and 4002 transitions. [2023-04-02 08:49:34,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-04-02 08:49:34,725 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 6 states have internal predecessors, (44), 5 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 63 [2023-04-02 08:49:34,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:49:34,735 INFO L225 Difference]: With dead ends: 2983 [2023-04-02 08:49:34,735 INFO L226 Difference]: Without dead ends: 2091 [2023-04-02 08:49:34,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 16.5s TimeCoverageRelationStatistics Valid=116, Invalid=346, Unknown=0, NotChecked=0, Total=462 [2023-04-02 08:49:34,740 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 2318 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 4477 mSolverCounterSat, 905 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2373 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 5406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 905 IncrementalHoareTripleChecker+Valid, 4477 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 88.7s IncrementalHoareTripleChecker+Time [2023-04-02 08:49:34,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2373 Valid, 609 Invalid, 5406 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [905 Valid, 4477 Invalid, 24 Unknown, 0 Unchecked, 88.7s Time] [2023-04-02 08:49:34,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2023-04-02 08:49:35,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 1662. [2023-04-02 08:49:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1662 states, 1205 states have (on average 1.3568464730290457) internal successors, (1635), 1224 states have internal predecessors, (1635), 274 states have call successors, (274), 184 states have call predecessors, (274), 182 states have return successors, (272), 261 states have call predecessors, (272), 271 states have call successors, (272) [2023-04-02 08:49:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1662 states and 2181 transitions. [2023-04-02 08:49:35,536 INFO L78 Accepts]: Start accepts. Automaton has 1662 states and 2181 transitions. Word has length 63 [2023-04-02 08:49:35,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:49:35,537 INFO L495 AbstractCegarLoop]: Abstraction has 1662 states and 2181 transitions. [2023-04-02 08:49:35,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 6 states have internal predecessors, (44), 5 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2023-04-02 08:49:35,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2181 transitions. [2023-04-02 08:49:35,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-04-02 08:49:35,539 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:49:35,539 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-02 08:49:35,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 08:49:35,539 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:49:35,540 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:49:35,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1764427122, now seen corresponding path program 1 times [2023-04-02 08:49:35,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:49:35,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413120025] [2023-04-02 08:49:35,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:49:35,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:49:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:49:38,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:49:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:49:39,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:49:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:49:39,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:49:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:49:39,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:49:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:49:39,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:49:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:49:39,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 08:49:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:49:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 08:49:39,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:49:39,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413120025] [2023-04-02 08:49:39,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413120025] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:49:39,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:49:39,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 08:49:39,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399144197] [2023-04-02 08:49:39,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:49:39,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 08:49:39,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:49:39,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 08:49:39,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-02 08:49:39,334 INFO L87 Difference]: Start difference. First operand 1662 states and 2181 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-02 08:49:55,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:49:57,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:49:59,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:50:02,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:50:04,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:50:09,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:50:12,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:50:14,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:50:16,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 08:50:21,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:50:21,433 INFO L93 Difference]: Finished difference Result 3569 states and 4740 transitions. [2023-04-02 08:50:21,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 08:50:21,449 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 64 [2023-04-02 08:50:21,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:50:21,456 INFO L225 Difference]: With dead ends: 3569 [2023-04-02 08:50:21,456 INFO L226 Difference]: Without dead ends: 1986 [2023-04-02 08:50:21,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-04-02 08:50:21,459 INFO L413 NwaCegarLoop]: 344 mSDtfsCounter, 831 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 400 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 853 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 1763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 400 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.7s IncrementalHoareTripleChecker+Time [2023-04-02 08:50:21,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [853 Valid, 857 Invalid, 1763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [400 Valid, 1355 Invalid, 8 Unknown, 0 Unchecked, 32.7s Time] [2023-04-02 08:50:21,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1986 states. [2023-04-02 08:50:22,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1986 to 1670. [2023-04-02 08:50:22,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1670 states, 1213 states have (on average 1.3561417971970322) internal successors, (1645), 1232 states have internal predecessors, (1645), 274 states have call successors, (274), 184 states have call predecessors, (274), 182 states have return successors, (272), 261 states have call predecessors, (272), 271 states have call successors, (272) [2023-04-02 08:50:22,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 2191 transitions. [2023-04-02 08:50:22,263 INFO L78 Accepts]: Start accepts. Automaton has 1670 states and 2191 transitions. Word has length 64 [2023-04-02 08:50:22,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:50:22,264 INFO L495 AbstractCegarLoop]: Abstraction has 1670 states and 2191 transitions. [2023-04-02 08:50:22,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-02 08:50:22,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2191 transitions. [2023-04-02 08:50:22,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-04-02 08:50:22,265 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:50:22,266 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-02 08:50:22,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 08:50:22,266 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:50:22,266 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:50:22,266 INFO L85 PathProgramCache]: Analyzing trace with hash 884066560, now seen corresponding path program 1 times [2023-04-02 08:50:22,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:50:22,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486847495] [2023-04-02 08:50:22,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:50:22,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:50:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat