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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:34:32,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:34:32,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:34:32,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:34:32,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:34:32,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:34:32,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:34:32,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:34:32,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:34:32,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:34:32,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:34:32,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:34:32,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:34:32,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:34:32,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:34:32,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:34:32,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:34:32,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:34:32,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:34:32,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:34:32,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:34:32,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:34:32,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:34:32,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:34:32,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:34:32,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:34:32,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:34:32,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:34:32,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:34:32,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:34:32,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:34:32,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:34:32,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:34:32,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:34:32,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:34:32,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:34:32,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:34:32,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:34:32,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:34:32,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:34:32,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:34:32,268 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 20:34:32,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:34:32,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:34:32,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:34:32,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:34:32,290 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:34:32,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:34:32,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:34:32,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:34:32,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:34:32,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:34:32,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:34:32,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:34:32,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:34:32,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:34:32,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:34:32,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:34:32,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:34:32,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:34:32,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:34:32,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:34:32,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:34:32,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:34:32,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:34:32,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:34:32,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:34:32,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:34:32,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:34:32,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:34:32,296 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 20:34:32,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:34:32,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:34:32,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:34:32,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:34:32,612 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:34:32,613 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-10-13 20:34:32,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0216f2e/beb0a8f78db94c90a85b4bd511fbc37e/FLAGc6b963621 [2019-10-13 20:34:33,581 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:34:33,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-10-13 20:34:33,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0216f2e/beb0a8f78db94c90a85b4bd511fbc37e/FLAGc6b963621 [2019-10-13 20:34:34,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0216f2e/beb0a8f78db94c90a85b4bd511fbc37e [2019-10-13 20:34:34,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:34:34,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:34:34,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:34:34,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:34:34,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:34:34,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:34:34" (1/1) ... [2019-10-13 20:34:34,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338a566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:34, skipping insertion in model container [2019-10-13 20:34:34,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:34:34" (1/1) ... [2019-10-13 20:34:34,044 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:34:34,262 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:34:34,942 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5261] [2019-10-13 20:34:34,943 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5262-5263] [2019-10-13 20:34:36,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:34:36,437 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:34:36,570 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5261] [2019-10-13 20:34:36,571 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5262-5263] [2019-10-13 20:34:36,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:34:37,297 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:34:37,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37 WrapperNode [2019-10-13 20:34:37,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:34:37,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:34:37,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:34:37,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:34:37,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (1/1) ... [2019-10-13 20:34:37,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (1/1) ... [2019-10-13 20:34:37,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (1/1) ... [2019-10-13 20:34:37,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (1/1) ... [2019-10-13 20:34:37,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (1/1) ... [2019-10-13 20:34:37,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (1/1) ... [2019-10-13 20:34:37,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (1/1) ... [2019-10-13 20:34:37,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:34:37,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:34:37,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:34:37,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:34:37,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (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 20:34:37,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:34:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:34:37,722 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 20:34:37,722 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 20:34:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-13 20:34:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-13 20:34:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-13 20:34:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-13 20:34:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 20:34:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 20:34:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-13 20:34:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 20:34:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-13 20:34:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-13 20:34:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 20:34:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-10-13 20:34:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-10-13 20:34:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-10-13 20:34:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-10-13 20:34:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2019-10-13 20:34:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-13 20:34:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-13 20:34:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 20:34:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 20:34:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-13 20:34:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:34:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:34:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:34:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:34:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:34:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:34:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:34:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:34:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 20:34:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 20:34:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 20:34:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 20:34:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 20:34:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-13 20:34:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-13 20:34:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-13 20:34:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-13 20:34:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 20:34:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-13 20:34:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 20:34:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 20:34:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 20:34:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 20:34:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-13 20:34:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-13 20:34:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-13 20:34:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 20:34:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 20:34:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-13 20:34:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-13 20:34:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-13 20:34:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-13 20:34:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2019-10-13 20:34:37,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-13 20:34:37,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 20:34:37,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 20:34:37,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-13 20:34:37,733 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-13 20:34:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 20:34:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 20:34:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-13 20:34:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-13 20:34:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 20:34:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 20:34:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 20:34:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 20:34:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-13 20:34:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-13 20:34:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-13 20:34:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-13 20:34:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-13 20:34:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-13 20:34:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-13 20:34:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-13 20:34:37,738 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-13 20:34:37,738 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-13 20:34:37,738 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-13 20:34:37,739 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-13 20:34:37,740 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_mac_addr [2019-10-13 20:34:37,740 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630e_get_mac_addr [2019-10-13 20:34:37,740 INFO L138 BoogieDeclarations]: Found implementation of procedure sis635_get_mac_addr [2019-10-13 20:34:37,740 INFO L138 BoogieDeclarations]: Found implementation of procedure sis96x_get_mac_addr [2019-10-13 20:34:37,740 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_probe [2019-10-13 20:34:37,740 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mii_probe [2019-10-13 20:34:37,740 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2019-10-13 20:34:37,741 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_capability [2019-10-13 20:34:37,741 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-10-13 20:34:37,741 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2019-10-13 20:34:37,741 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2019-10-13 20:34:37,741 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-13 20:34:37,741 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-13 20:34:37,741 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2019-10-13 20:34:37,742 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2019-10-13 20:34:37,742 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_open [2019-10-13 20:34:37,742 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2019-10-13 20:34:37,742 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2019-10-13 20:34:37,742 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2019-10-13 20:34:37,742 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2019-10-13 20:34:37,742 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_timer [2019-10-13 20:34:37,743 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2019-10-13 20:34:37,743 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2019-10-13 20:34:37,743 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_auto_negotiate [2019-10-13 20:34:37,743 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_read_mode [2019-10-13 20:34:37,743 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2019-10-13 20:34:37,743 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_start_xmit [2019-10-13 20:34:37,743 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2019-10-13 20:34:37,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_rx [2019-10-13 20:34:37,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_finish_xmit [2019-10-13 20:34:37,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_close [2019-10-13 20:34:37,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_drvinfo [2019-10-13 20:34:37,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_msglevel [2019-10-13 20:34:37,745 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_msglevel [2019-10-13 20:34:37,745 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_link [2019-10-13 20:34:37,745 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_settings [2019-10-13 20:34:37,745 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_settings [2019-10-13 20:34:37,746 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_nway_reset [2019-10-13 20:34:37,746 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_wol [2019-10-13 20:34:37,747 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_wol [2019-10-13 20:34:37,747 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ioctl [2019-10-13 20:34:37,747 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_config [2019-10-13 20:34:37,747 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mcast_bitnr [2019-10-13 20:34:37,747 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-10-13 20:34:37,748 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset [2019-10-13 20:34:37,748 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2019-10-13 20:34:37,748 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_suspend [2019-10-13 20:34:37,748 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2019-10-13 20:34:37,748 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_module [2019-10-13 20:34:37,749 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_cleanup_module [2019-10-13 20:34:37,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-10-13 20:34:37,752 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-13 20:34:37,753 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-13 20:34:37,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-13 20:34:37,753 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-13 20:34:37,754 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 20:34:37,754 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 20:34:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 20:34:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 20:34:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_3 [2019-10-13 20:34:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 20:34:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 20:34:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:34:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 20:34:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 20:34:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 20:34:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 20:34:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 20:34:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 20:34:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-13 20:34:37,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2019-10-13 20:34:37,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2019-10-13 20:34:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2019-10-13 20:34:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2019-10-13 20:34:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2019-10-13 20:34:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2019-10-13 20:34:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2019-10-13 20:34:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-10-13 20:34:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2019-10-13 20:34:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_33 [2019-10-13 20:34:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_34 [2019-10-13 20:34:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_35 [2019-10-13 20:34:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_36 [2019-10-13 20:34:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_37 [2019-10-13 20:34:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_38 [2019-10-13 20:34:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_39 [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 20:34:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 20:34:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 20:34:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 20:34:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 20:34:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:34:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-13 20:34:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-13 20:34:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-13 20:34:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-13 20:34:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-13 20:34:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-13 20:34:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-13 20:34:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-13 20:34:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-13 20:34:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-13 20:34:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-13 20:34:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 20:34:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 20:34:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-13 20:34:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-13 20:34:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-13 20:34:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 20:34:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-13 20:34:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-13 20:34:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-13 20:34:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-13 20:34:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-13 20:34:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-13 20:34:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2019-10-13 20:34:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 20:34:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2019-10-13 20:34:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-13 20:34:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-13 20:34:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-13 20:34:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-13 20:34:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-13 20:34:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-13 20:34:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-10-13 20:34:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2019-10-13 20:34:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 20:34:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-13 20:34:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 20:34:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-13 20:34:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure yield [2019-10-13 20:34:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:34:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:34:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:34:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:34:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:34:37,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:34:37,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:34:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 20:34:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 20:34:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 20:34:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 20:34:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-13 20:34:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 20:34:37,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:34:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 20:34:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-13 20:34:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 20:34:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 20:34:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 20:34:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 20:34:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:34:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 20:34:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2019-10-13 20:34:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_36 [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-13 20:34:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-13 20:34:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:34:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:34:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 20:34:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_3 [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure yield [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 20:34:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_35 [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_37 [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:34:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-13 20:34:37,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-13 20:34:37,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-13 20:34:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 20:34:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-13 20:34:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-13 20:34:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 20:34:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 20:34:37,802 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 20:34:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 20:34:37,803 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 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-13 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-13 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-13 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-13 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-13 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-13 20:34:37,803 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 20:34:37,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-13 20:34:37,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-13 20:34:37,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-13 20:34:37,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-13 20:34:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2019-10-13 20:34:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 20:34:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_34 [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_39 [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 20:34:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-13 20:34:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_33 [2019-10-13 20:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_38 [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-13 20:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-13 20:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_read_mode [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_open [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mii_probe [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-10-13 20:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-13 20:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-13 20:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_timer [2019-10-13 20:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2019-10-13 20:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2019-10-13 20:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2019-10-13 20:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2019-10-13 20:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_start_xmit [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_rx [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_finish_xmit [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_close [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ioctl [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mcast_bitnr [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset [2019-10-13 20:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_config [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_capability [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_auto_negotiate [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_mac_addr [2019-10-13 20:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure sis630e_get_mac_addr [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure sis635_get_mac_addr [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure sis96x_get_mac_addr [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_probe [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_drvinfo [2019-10-13 20:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_msglevel [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_msglevel [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_link [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_settings [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_settings [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_nway_reset [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_wol [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_wol [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2019-10-13 20:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_suspend [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_module [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_cleanup_module [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-13 20:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 20:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 20:34:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:34:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:34:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:34:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:34:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:34:39,027 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:34:44,139 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:34:44,139 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 20:34:44,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:34:44 BoogieIcfgContainer [2019-10-13 20:34:44,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:34:44,143 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:34:44,143 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:34:44,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:34:44,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:34:34" (1/3) ... [2019-10-13 20:34:44,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25376561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:34:44, skipping insertion in model container [2019-10-13 20:34:44,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:34:37" (2/3) ... [2019-10-13 20:34:44,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25376561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:34:44, skipping insertion in model container [2019-10-13 20:34:44,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:34:44" (3/3) ... [2019-10-13 20:34:44,149 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-10-13 20:34:44,159 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:34:44,170 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:34:44,182 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:34:44,224 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:34:44,224 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:34:44,225 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:34:44,225 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:34:44,225 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:34:44,225 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:34:44,225 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:34:44,225 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:34:44,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states. [2019-10-13 20:34:44,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-13 20:34:44,332 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:44,333 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:44,335 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:44,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:44,341 INFO L82 PathProgramCache]: Analyzing trace with hash 173600175, now seen corresponding path program 1 times [2019-10-13 20:34:44,351 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:44,351 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160163332] [2019-10-13 20:34:44,352 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:44,352 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:44,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 20:34:45,221 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160163332] [2019-10-13 20:34:45,222 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:34:45,222 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:34:45,222 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759892185] [2019-10-13 20:34:45,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:34:45,230 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:45,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:34:45,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:34:45,251 INFO L87 Difference]: Start difference. First operand 2301 states. Second operand 5 states. [2019-10-13 20:34:45,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:45,793 INFO L93 Difference]: Finished difference Result 6644 states and 8885 transitions. [2019-10-13 20:34:45,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:34:45,795 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-10-13 20:34:45,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:45,855 INFO L225 Difference]: With dead ends: 6644 [2019-10-13 20:34:45,856 INFO L226 Difference]: Without dead ends: 4385 [2019-10-13 20:34:45,877 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:34:45,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4385 states. [2019-10-13 20:34:46,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4385 to 4372. [2019-10-13 20:34:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4372 states. [2019-10-13 20:34:46,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 4372 states and 5793 transitions. [2019-10-13 20:34:46,280 INFO L78 Accepts]: Start accepts. Automaton has 4372 states and 5793 transitions. Word has length 116 [2019-10-13 20:34:46,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:46,283 INFO L462 AbstractCegarLoop]: Abstraction has 4372 states and 5793 transitions. [2019-10-13 20:34:46,283 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:34:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 4372 states and 5793 transitions. [2019-10-13 20:34:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-13 20:34:46,300 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:46,300 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:46,300 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:46,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:46,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1355499588, now seen corresponding path program 1 times [2019-10-13 20:34:46,301 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:46,301 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94839114] [2019-10-13 20:34:46,302 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:46,302 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:46,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 20:34:46,690 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94839114] [2019-10-13 20:34:46,691 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:34:46,691 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:34:46,691 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248544948] [2019-10-13 20:34:46,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:34:46,693 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:46,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:34:46,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:34:46,694 INFO L87 Difference]: Start difference. First operand 4372 states and 5793 transitions. Second operand 5 states. [2019-10-13 20:34:47,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:47,152 INFO L93 Difference]: Finished difference Result 13082 states and 17359 transitions. [2019-10-13 20:34:47,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:34:47,153 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 117 [2019-10-13 20:34:47,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:47,220 INFO L225 Difference]: With dead ends: 13082 [2019-10-13 20:34:47,220 INFO L226 Difference]: Without dead ends: 8737 [2019-10-13 20:34:47,248 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 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 20:34:47,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8737 states. [2019-10-13 20:34:47,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8737 to 8716. [2019-10-13 20:34:47,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8716 states. [2019-10-13 20:34:47,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8716 states to 8716 states and 11554 transitions. [2019-10-13 20:34:47,730 INFO L78 Accepts]: Start accepts. Automaton has 8716 states and 11554 transitions. Word has length 117 [2019-10-13 20:34:47,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:47,732 INFO L462 AbstractCegarLoop]: Abstraction has 8716 states and 11554 transitions. [2019-10-13 20:34:47,732 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:34:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 8716 states and 11554 transitions. [2019-10-13 20:34:47,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-10-13 20:34:47,751 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:47,752 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:47,752 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:47,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:47,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1175154258, now seen corresponding path program 1 times [2019-10-13 20:34:47,753 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:47,753 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152036306] [2019-10-13 20:34:47,753 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:47,754 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:47,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 20:34:48,016 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152036306] [2019-10-13 20:34:48,016 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:34:48,017 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:34:48,017 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188721437] [2019-10-13 20:34:48,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:34:48,018 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:48,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:34:48,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:34:48,018 INFO L87 Difference]: Start difference. First operand 8716 states and 11554 transitions. Second operand 5 states. [2019-10-13 20:34:49,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:49,460 INFO L93 Difference]: Finished difference Result 26137 states and 34686 transitions. [2019-10-13 20:34:49,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:34:49,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2019-10-13 20:34:49,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:49,599 INFO L225 Difference]: With dead ends: 26137 [2019-10-13 20:34:49,599 INFO L226 Difference]: Without dead ends: 17448 [2019-10-13 20:34:49,654 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 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 20:34:49,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17448 states. [2019-10-13 20:34:50,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17448 to 17409. [2019-10-13 20:34:50,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17409 states. [2019-10-13 20:34:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17409 states to 17409 states and 23084 transitions. [2019-10-13 20:34:50,471 INFO L78 Accepts]: Start accepts. Automaton has 17409 states and 23084 transitions. Word has length 118 [2019-10-13 20:34:50,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:50,472 INFO L462 AbstractCegarLoop]: Abstraction has 17409 states and 23084 transitions. [2019-10-13 20:34:50,472 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:34:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 17409 states and 23084 transitions. [2019-10-13 20:34:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-10-13 20:34:50,487 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:50,488 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:34:50,488 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:50,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:50,489 INFO L82 PathProgramCache]: Analyzing trace with hash 715525389, now seen corresponding path program 1 times [2019-10-13 20:34:50,490 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:50,491 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471332947] [2019-10-13 20:34:50,491 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:50,491 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:50,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:50,984 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-10-13 20:34:50,985 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471332947] [2019-10-13 20:34:50,985 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:34:50,985 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:34:50,985 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004067568] [2019-10-13 20:34:50,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:34:50,986 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:50,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:34:50,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:34:50,987 INFO L87 Difference]: Start difference. First operand 17409 states and 23084 transitions. Second operand 3 states. [2019-10-13 20:34:51,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:51,926 INFO L93 Difference]: Finished difference Result 48598 states and 64180 transitions. [2019-10-13 20:34:51,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:34:51,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2019-10-13 20:34:51,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:52,082 INFO L225 Difference]: With dead ends: 48598 [2019-10-13 20:34:52,083 INFO L226 Difference]: Without dead ends: 31216 [2019-10-13 20:34:52,174 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 20:34:52,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31216 states. [2019-10-13 20:34:53,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31216 to 31085. [2019-10-13 20:34:53,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31085 states. [2019-10-13 20:34:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31085 states to 31085 states and 40976 transitions. [2019-10-13 20:34:53,586 INFO L78 Accepts]: Start accepts. Automaton has 31085 states and 40976 transitions. Word has length 131 [2019-10-13 20:34:53,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:53,587 INFO L462 AbstractCegarLoop]: Abstraction has 31085 states and 40976 transitions. [2019-10-13 20:34:53,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:34:53,587 INFO L276 IsEmpty]: Start isEmpty. Operand 31085 states and 40976 transitions. [2019-10-13 20:34:53,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-10-13 20:34:53,593 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:53,593 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:53,593 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:53,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:53,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1714894855, now seen corresponding path program 1 times [2019-10-13 20:34:53,594 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:53,594 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738711972] [2019-10-13 20:34:53,594 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:53,595 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:53,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:53,846 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 20:34:53,846 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738711972] [2019-10-13 20:34:53,847 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:34:53,847 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:34:53,847 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448131436] [2019-10-13 20:34:53,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:34:53,848 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:34:53,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:34:53,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:34:53,849 INFO L87 Difference]: Start difference. First operand 31085 states and 40976 transitions. Second operand 5 states. [2019-10-13 20:34:54,044 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-10-13 20:34:56,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:34:56,704 INFO L93 Difference]: Finished difference Result 93130 states and 122835 transitions. [2019-10-13 20:34:56,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:34:56,704 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2019-10-13 20:34:56,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:34:57,018 INFO L225 Difference]: With dead ends: 93130 [2019-10-13 20:34:57,018 INFO L226 Difference]: Without dead ends: 62072 [2019-10-13 20:34:57,103 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:34:57,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62072 states. [2019-10-13 20:34:59,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62072 to 61931. [2019-10-13 20:34:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61931 states. [2019-10-13 20:34:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61931 states to 61931 states and 81635 transitions. [2019-10-13 20:34:59,479 INFO L78 Accepts]: Start accepts. Automaton has 61931 states and 81635 transitions. Word has length 119 [2019-10-13 20:34:59,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:34:59,480 INFO L462 AbstractCegarLoop]: Abstraction has 61931 states and 81635 transitions. [2019-10-13 20:34:59,481 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:34:59,481 INFO L276 IsEmpty]: Start isEmpty. Operand 61931 states and 81635 transitions. [2019-10-13 20:34:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-10-13 20:34:59,493 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:34:59,493 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:34:59,494 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:34:59,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:34:59,494 INFO L82 PathProgramCache]: Analyzing trace with hash 1473821005, now seen corresponding path program 1 times [2019-10-13 20:34:59,495 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:34:59,495 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842521926] [2019-10-13 20:34:59,495 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:59,496 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:34:59,496 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:34:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:34:59,974 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-10-13 20:34:59,974 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842521926] [2019-10-13 20:34:59,975 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031990357] [2019-10-13 20:34:59,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 20:35:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:35:01,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 3057 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-13 20:35:01,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 20:35:01,330 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-10-13 20:35:01,331 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 20:35:01,524 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-10-13 20:35:01,524 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 20:35:01,524 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [9] total 13 [2019-10-13 20:35:01,525 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520968090] [2019-10-13 20:35:01,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 20:35:01,526 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:35:01,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 20:35:01,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-10-13 20:35:01,526 INFO L87 Difference]: Start difference. First operand 61931 states and 81635 transitions. Second operand 6 states.