java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:58:36,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:58:36,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:58:36,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:58:36,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:58:36,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:58:36,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:58:36,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:58:36,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:58:36,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:58:36,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:58:36,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:58:36,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:58:36,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:58:36,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:58:36,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:58:36,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:58:36,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:58:36,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:58:36,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:58:36,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:58:36,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:58:36,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:58:36,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:58:36,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:58:36,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:58:36,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:58:36,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:58:36,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:58:36,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:58:36,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:58:36,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:58:36,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:58:36,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:58:36,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:58:36,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:58:36,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:58:36,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:58:36,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:58:36,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:58:36,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:58:36,744 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 [2019-10-13 20:58:36,767 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:58:36,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:58:36,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:58:36,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:58:36,770 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:58:36,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:58:36,771 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:58:36,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:58:36,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:58:36,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:58:36,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:58:36,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:58:36,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:58:36,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:58:36,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:58:36,774 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:58:36,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:58:36,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:58:36,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:58:36,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:58:36,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:58:36,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:58:36,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:58:36,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:58:36,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:58:36,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:58:36,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:58:36,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:58:36,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:58:37,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:58:37,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:58:37,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:58:37,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:58:37,144 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:58:37,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-13 20:58:37,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cfa1e670/64172399b85647c0bf3990ce5cdb8243/FLAG89f2ce5a0 [2019-10-13 20:58:38,192 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:58:38,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-13 20:58:38,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cfa1e670/64172399b85647c0bf3990ce5cdb8243/FLAG89f2ce5a0 [2019-10-13 20:58:38,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cfa1e670/64172399b85647c0bf3990ce5cdb8243 [2019-10-13 20:58:38,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:58:38,666 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:58:38,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:58:38,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:58:38,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:58:38,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:58:38" (1/1) ... [2019-10-13 20:58:38,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1af36a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:38, skipping insertion in model container [2019-10-13 20:58:38,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:58:38" (1/1) ... [2019-10-13 20:58:38,685 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:58:38,865 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:58:41,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:58:41,516 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:58:42,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:58:42,877 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:58:42,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42 WrapperNode [2019-10-13 20:58:42,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:58:42,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:58:42,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:58:42,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:58:42,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... [2019-10-13 20:58:42,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... [2019-10-13 20:58:43,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... [2019-10-13 20:58:43,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... [2019-10-13 20:58:43,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... [2019-10-13 20:58:43,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... [2019-10-13 20:58:43,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... [2019-10-13 20:58:43,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:58:43,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:58:43,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:58:43,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:58:43,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:58:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:58:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:58:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:58:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:58:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-13 20:58:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 20:58:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 20:58:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 20:58:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-13 20:58:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-13 20:58:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-13 20:58:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 20:58:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 20:58:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 20:58:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:58:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:58:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 20:58:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 20:58:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:58:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:58:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:58:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:58:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:58:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 20:58:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-13 20:58:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-13 20:58:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2019-10-13 20:58:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-13 20:58:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-10-13 20:58:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure queued_spin_is_locked [2019-10-13 20:58:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 20:58:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-13 20:58:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-13 20:58:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 20:58:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2019-10-13 20:58:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2019-10-13 20:58:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-13 20:58:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-13 20:58:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-13 20:58:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-13 20:58:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 20:58:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-13 20:58:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-13 20:58:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 20:58:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 20:58:43,437 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 20:58:43,437 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 20:58:43,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 20:58:43,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 20:58:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-13 20:58:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-13 20:58:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2019-10-13 20:58:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-13 20:58:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-13 20:58:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-13 20:58:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-13 20:58:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2019-10-13 20:58:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 20:58:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-13 20:58:43,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2019-10-13 20:58:43,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-13 20:58:43,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-13 20:58:43,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2019-10-13 20:58:43,440 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 20:58:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-13 20:58:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-13 20:58:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2019-10-13 20:58:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_return [2019-10-13 20:58:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-13 20:58:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 20:58:43,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 20:58:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2019-10-13 20:58:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_byte [2019-10-13 20:58:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init_eprom [2019-10-13 20:58:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_read_eprom [2019-10-13 20:58:43,445 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init_one [2019-10-13 20:58:43,445 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_remove_one [2019-10-13 20:58:43,445 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init [2019-10-13 20:58:43,446 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_cleanup [2019-10-13 20:58:43,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_read_sram [2019-10-13 20:58:43,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_write_sram [2019-10-13 20:58:43,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card [2019-10-13 20:58:43,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card_error [2019-10-13 20:58:43,447 INFO L138 BoogieDeclarations]: Found implementation of procedure get_scq [2019-10-13 20:58:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scq [2019-10-13 20:58:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure push_rxbufs [2019-10-13 20:58:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_irq_handler [2019-10-13 20:58:43,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_open [2019-10-13 20:58:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_close [2019-10-13 20:58:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_tst [2019-10-13 20:58:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_send [2019-10-13 20:58:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure push_scqe [2019-10-13 20:58:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure process_tsq [2019-10-13 20:58:43,454 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_scq [2019-10-13 20:58:43,454 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rsq [2019-10-13 20:58:43,454 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_rx [2019-10-13 20:58:43,454 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_buf [2019-10-13 20:58:43,455 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iovec_rx_bufs [2019-10-13 20:58:43,455 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iov_buf [2019-10-13 20:58:43,455 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_sm_buf [2019-10-13 20:58:43,455 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_lg_buf [2019-10-13 20:58:43,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_proc_read [2019-10-13 20:58:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioctl [2019-10-13 20:58:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_poll [2019-10-13 20:58:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_put [2019-10-13 20:58:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_get [2019-10-13 20:58:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_atmdev_ops_4 [2019-10-13 20:58:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-13 20:58:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-13 20:58:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-13 20:58:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-13 20:58:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 20:58:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 20:58:43,458 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 20:58:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 20:58:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-13 20:58:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 20:58:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:58:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 20:58:43,460 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 20:58:43,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 20:58:43,464 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 20:58:43,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-13 20:58:43,464 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-13 20:58:43,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-13 20:58:43,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-13 20:58:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-13 20:58:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-13 20:58:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-13 20:58:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-13 20:58:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-13 20:58:43,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-13 20:58:43,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-13 20:58:43,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_deregister_37 [2019-10-13 20:58:43,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_38 [2019-10-13 20:58:43,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_39 [2019-10-13 20:58:43,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_40 [2019-10-13 20:58:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_41 [2019-10-13 20:58:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_42 [2019-10-13 20:58:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_register_43 [2019-10-13 20:58:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-10-13 20:58:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_45 [2019-10-13 20:58:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:58:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 20:58:43,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 20:58:43,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 20:58:43,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 20:58:43,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 20:58:43,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:58:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 20:58:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 20:58:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 20:58:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 20:58:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 20:58:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:58:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_register [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_pcr_goal [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-13 20:58:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-13 20:58:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 20:58:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-13 20:58:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2019-10-13 20:58:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-13 20:58:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2019-10-13 20:58:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-13 20:58:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77105_init [2019-10-13 20:58:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_with_offset [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_pton [2019-10-13 20:58:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 20:58:43,489 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2019-10-13 20:58:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure suni_init [2019-10-13 20:58:43,491 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:58:43,491 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:58:43,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:58:43,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:58:43,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 20:58:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:58:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:58:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-13 20:58:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 20:58:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:58:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:58:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 20:58:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure mac_pton [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 20:58:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:58:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:58:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:58:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:58:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:58:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:58:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:58:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:58:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:58:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:58:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:58:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 20:58:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 20:58:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:58:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:58:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:58:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:58:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:58:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 20:58:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:58:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 20:58:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 20:58:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 20:58:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-13 20:58:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-13 20:58:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2019-10-13 20:58:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-13 20:58:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-10-13 20:58:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure queued_spin_is_locked [2019-10-13 20:58:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 20:58:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 20:58:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 20:58:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:58:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 20:58:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-13 20:58:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 20:58:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-13 20:58:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 20:58:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 20:58:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 20:58:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2019-10-13 20:58:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 20:58:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-13 20:58:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_with_offset [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-13 20:58:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_40 [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_45 [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-13 20:58:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-13 20:58:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_atmdev_ops_4 [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-13 20:58:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 20:58:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 20:58:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-13 20:58:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-13 20:58:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-13 20:58:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-13 20:58:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-13 20:58:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-13 20:58:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 20:58:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 20:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-13 20:58:43,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-13 20:58:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2019-10-13 20:58:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_42 [2019-10-13 20:58:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_38 [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2019-10-13 20:58:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_register [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_register_43 [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_deregister_37 [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure atm_return [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure atm_pcr_goal [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-13 20:58:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-13 20:58:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 20:58:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 20:58:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_39 [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_41 [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2019-10-13 20:58:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure suni_init [2019-10-13 20:58:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure idt77105_init [2019-10-13 20:58:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_byte [2019-10-13 20:58:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init_eprom [2019-10-13 20:58:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_read_eprom [2019-10-13 20:58:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure ns_read_sram [2019-10-13 20:58:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure ns_write_sram [2019-10-13 20:58:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card [2019-10-13 20:58:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card_error [2019-10-13 20:58:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure get_scq [2019-10-13 20:58:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure free_scq [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure push_rxbufs [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure ns_irq_handler [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure ns_open [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure ns_close [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure fill_tst [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure ns_send [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure push_scqe [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure process_tsq [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure drain_scq [2019-10-13 20:58:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure process_rsq [2019-10-13 20:58:43,633 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_rx [2019-10-13 20:58:43,633 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_buf [2019-10-13 20:58:43,633 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iovec_rx_bufs [2019-10-13 20:58:43,633 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iov_buf [2019-10-13 20:58:43,633 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_sm_buf [2019-10-13 20:58:43,634 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_lg_buf [2019-10-13 20:58:43,634 INFO L130 BoogieDeclarations]: Found specification of procedure ns_proc_read [2019-10-13 20:58:43,635 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioctl [2019-10-13 20:58:43,635 INFO L130 BoogieDeclarations]: Found specification of procedure ns_poll [2019-10-13 20:58:43,635 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_put [2019-10-13 20:58:43,635 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_get [2019-10-13 20:58:43,635 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init_one [2019-10-13 20:58:43,635 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_remove_one [2019-10-13 20:58:43,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 20:58:43,636 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init [2019-10-13 20:58:43,636 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_cleanup [2019-10-13 20:58:43,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 20:58:43,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 20:58:43,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-13 20:58:43,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:58:43,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:58:43,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-13 20:58:43,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-13 20:58:43,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:58:43,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:58:43,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 20:58:43,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 20:58:43,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 20:58:43,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 20:58:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:58:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:58:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:58:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:58:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:58:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 20:58:43,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 20:58:43,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 20:58:43,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 20:58:47,843 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:58:56,852 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:58:56,853 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 20:58:56,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:58:56 BoogieIcfgContainer [2019-10-13 20:58:56,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:58:56,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:58:56,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:58:56,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:58:56,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:58:38" (1/3) ... [2019-10-13 20:58:56,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e86d9f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:58:56, skipping insertion in model container [2019-10-13 20:58:56,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:58:42" (2/3) ... [2019-10-13 20:58:56,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e86d9f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:58:56, skipping insertion in model container [2019-10-13 20:58:56,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:58:56" (3/3) ... [2019-10-13 20:58:56,870 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-13 20:58:56,881 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:58:56,903 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:58:56,915 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:58:56,965 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:58:56,965 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:58:56,966 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:58:56,966 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:58:56,966 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:58:56,966 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:58:56,966 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:58:56,966 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:58:57,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states. [2019-10-13 20:58:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-10-13 20:58:57,090 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:58:57,092 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:58:57,094 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:58:57,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:58:57,101 INFO L82 PathProgramCache]: Analyzing trace with hash -447910897, now seen corresponding path program 1 times [2019-10-13 20:58:57,111 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:58:57,112 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942363904] [2019-10-13 20:58:57,112 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:58:57,113 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:58:57,113 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:58:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:58:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-13 20:58:58,068 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942363904] [2019-10-13 20:58:58,069 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:58:58,070 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:58:58,070 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431543379] [2019-10-13 20:58:58,075 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:58:58,077 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:58:58,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:58:58,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:58:58,095 INFO L87 Difference]: Start difference. First operand 2463 states. Second operand 3 states. [2019-10-13 20:58:58,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:58:58,722 INFO L93 Difference]: Finished difference Result 6698 states and 9430 transitions. [2019-10-13 20:58:58,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:58:58,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2019-10-13 20:58:58,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:58:58,797 INFO L225 Difference]: With dead ends: 6698 [2019-10-13 20:58:58,798 INFO L226 Difference]: Without dead ends: 4219 [2019-10-13 20:58:58,829 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:58:58,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4219 states. [2019-10-13 20:58:59,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4219 to 4208. [2019-10-13 20:58:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4208 states. [2019-10-13 20:58:59,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 4208 states and 5844 transitions. [2019-10-13 20:58:59,254 INFO L78 Accepts]: Start accepts. Automaton has 4208 states and 5844 transitions. Word has length 135 [2019-10-13 20:58:59,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:58:59,255 INFO L462 AbstractCegarLoop]: Abstraction has 4208 states and 5844 transitions. [2019-10-13 20:58:59,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:58:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 5844 transitions. [2019-10-13 20:58:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-10-13 20:58:59,267 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:58:59,267 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:58:59,268 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:58:59,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:58:59,268 INFO L82 PathProgramCache]: Analyzing trace with hash -2040641860, now seen corresponding path program 1 times [2019-10-13 20:58:59,269 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:58:59,269 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563012305] [2019-10-13 20:58:59,270 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:58:59,270 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:58:59,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:58:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:58:59,654 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-13 20:58:59,655 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563012305] [2019-10-13 20:58:59,655 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:58:59,655 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:58:59,656 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289526559] [2019-10-13 20:58:59,659 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:58:59,660 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:58:59,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:58:59,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:58:59,660 INFO L87 Difference]: Start difference. First operand 4208 states and 5844 transitions. Second operand 3 states. [2019-10-13 20:59:00,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:59:00,257 INFO L93 Difference]: Finished difference Result 11327 states and 15725 transitions. [2019-10-13 20:59:00,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:59:00,257 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2019-10-13 20:59:00,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:59:00,322 INFO L225 Difference]: With dead ends: 11327 [2019-10-13 20:59:00,323 INFO L226 Difference]: Without dead ends: 7151 [2019-10-13 20:59:00,361 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:59:00,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2019-10-13 20:59:00,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 7130. [2019-10-13 20:59:00,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7130 states. [2019-10-13 20:59:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7130 states to 7130 states and 9896 transitions. [2019-10-13 20:59:00,808 INFO L78 Accepts]: Start accepts. Automaton has 7130 states and 9896 transitions. Word has length 141 [2019-10-13 20:59:00,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:59:00,809 INFO L462 AbstractCegarLoop]: Abstraction has 7130 states and 9896 transitions. [2019-10-13 20:59:00,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:59:00,810 INFO L276 IsEmpty]: Start isEmpty. Operand 7130 states and 9896 transitions. [2019-10-13 20:59:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-10-13 20:59:00,819 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:00,820 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:59:00,820 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:00,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:00,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1992291088, now seen corresponding path program 1 times [2019-10-13 20:59:00,821 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:00,821 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957202430] [2019-10-13 20:59:00,822 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:00,822 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:00,822 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-13 20:59:01,228 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957202430] [2019-10-13 20:59:01,228 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:01,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:01,229 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758590794] [2019-10-13 20:59:01,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:01,229 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:01,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:01,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:01,230 INFO L87 Difference]: Start difference. First operand 7130 states and 9896 transitions. Second operand 5 states. [2019-10-13 20:59:03,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:59:03,164 INFO L93 Difference]: Finished difference Result 21336 states and 29812 transitions. [2019-10-13 20:59:03,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:59:03,165 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2019-10-13 20:59:03,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:59:03,294 INFO L225 Difference]: With dead ends: 21336 [2019-10-13 20:59:03,296 INFO L226 Difference]: Without dead ends: 14250 [2019-10-13 20:59:03,339 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:59:03,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14250 states. [2019-10-13 20:59:04,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14250 to 14219. [2019-10-13 20:59:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14219 states. [2019-10-13 20:59:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14219 states to 14219 states and 19829 transitions. [2019-10-13 20:59:04,141 INFO L78 Accepts]: Start accepts. Automaton has 14219 states and 19829 transitions. Word has length 156 [2019-10-13 20:59:04,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:59:04,143 INFO L462 AbstractCegarLoop]: Abstraction has 14219 states and 19829 transitions. [2019-10-13 20:59:04,143 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:59:04,143 INFO L276 IsEmpty]: Start isEmpty. Operand 14219 states and 19829 transitions. [2019-10-13 20:59:04,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-10-13 20:59:04,148 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:04,148 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:59:04,148 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:04,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:04,149 INFO L82 PathProgramCache]: Analyzing trace with hash -457778271, now seen corresponding path program 1 times [2019-10-13 20:59:04,150 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:04,151 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292686289] [2019-10-13 20:59:04,151 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:04,151 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:04,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:04,483 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-13 20:59:04,484 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292686289] [2019-10-13 20:59:04,484 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:04,485 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:04,486 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640205405] [2019-10-13 20:59:04,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:04,491 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:04,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:04,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:04,492 INFO L87 Difference]: Start difference. First operand 14219 states and 19829 transitions. Second operand 5 states. [2019-10-13 20:59:05,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:59:05,875 INFO L93 Difference]: Finished difference Result 42629 states and 59813 transitions. [2019-10-13 20:59:05,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:59:05,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2019-10-13 20:59:05,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:59:06,095 INFO L225 Difference]: With dead ends: 42629 [2019-10-13 20:59:06,095 INFO L226 Difference]: Without dead ends: 28454 [2019-10-13 20:59:06,180 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:59:06,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28454 states. [2019-10-13 20:59:07,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28454 to 28403. [2019-10-13 20:59:07,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28403 states. [2019-10-13 20:59:08,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28403 states to 28403 states and 39766 transitions. [2019-10-13 20:59:08,051 INFO L78 Accepts]: Start accepts. Automaton has 28403 states and 39766 transitions. Word has length 157 [2019-10-13 20:59:08,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:59:08,052 INFO L462 AbstractCegarLoop]: Abstraction has 28403 states and 39766 transitions. [2019-10-13 20:59:08,053 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:59:08,053 INFO L276 IsEmpty]: Start isEmpty. Operand 28403 states and 39766 transitions. [2019-10-13 20:59:08,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-10-13 20:59:08,058 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:08,058 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:59:08,058 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:08,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:08,059 INFO L82 PathProgramCache]: Analyzing trace with hash -202448973, now seen corresponding path program 1 times [2019-10-13 20:59:08,059 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:08,059 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705439298] [2019-10-13 20:59:08,059 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:08,060 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:08,060 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-13 20:59:08,430 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705439298] [2019-10-13 20:59:08,431 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:08,431 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:08,431 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846440586] [2019-10-13 20:59:08,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:08,432 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:08,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:08,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:08,432 INFO L87 Difference]: Start difference. First operand 28403 states and 39766 transitions. Second operand 5 states.