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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 05:16:40,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 05:16:40,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 05:16:40,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 05:16:40,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 05:16:40,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 05:16:40,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 05:16:40,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 05:16:40,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 05:16:40,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 05:16:40,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 05:16:40,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 05:16:40,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 05:16:40,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 05:16:40,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 05:16:40,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 05:16:40,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 05:16:40,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 05:16:40,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 05:16:40,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 05:16:40,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 05:16:40,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 05:16:40,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 05:16:40,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 05:16:40,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 05:16:40,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 05:16:40,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 05:16:40,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 05:16:40,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 05:16:40,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 05:16:40,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 05:16:40,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 05:16:40,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 05:16:40,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 05:16:40,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 05:16:40,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 05:16:40,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 05:16:40,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 05:16:40,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 05:16:40,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 05:16:40,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 05:16:40,143 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 [2019-10-07 05:16:40,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 05:16:40,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 05:16:40,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 05:16:40,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 05:16:40,159 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 05:16:40,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 05:16:40,160 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 05:16:40,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 05:16:40,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 05:16:40,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 05:16:40,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 05:16:40,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 05:16:40,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 05:16:40,161 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 05:16:40,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 05:16:40,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 05:16:40,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 05:16:40,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 05:16:40,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 05:16:40,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 05:16:40,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 05:16:40,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 05:16:40,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 05:16:40,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 05:16:40,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 05:16:40,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 05:16:40,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 05:16:40,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 05:16:40,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 05:16:40,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 05:16:40,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 05:16:40,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 05:16:40,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 05:16:40,453 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 05:16:40,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2019-10-07 05:16:40,533 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a0f668ee/b7d0d9486424494786443628f9a01f63/FLAG260f58c34 [2019-10-07 05:16:41,424 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 05:16:41,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2019-10-07 05:16:41,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a0f668ee/b7d0d9486424494786443628f9a01f63/FLAG260f58c34 [2019-10-07 05:16:41,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a0f668ee/b7d0d9486424494786443628f9a01f63 [2019-10-07 05:16:41,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 05:16:41,895 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 05:16:41,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 05:16:41,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 05:16:41,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 05:16:41,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 05:16:41" (1/1) ... [2019-10-07 05:16:41,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a849a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:41, skipping insertion in model container [2019-10-07 05:16:41,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 05:16:41" (1/1) ... [2019-10-07 05:16:41,914 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 05:16:42,106 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 05:16:45,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 05:16:45,699 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 05:16:46,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 05:16:47,005 INFO L192 MainTranslator]: Completed translation [2019-10-07 05:16:47,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47 WrapperNode [2019-10-07 05:16:47,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 05:16:47,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 05:16:47,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 05:16:47,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 05:16:47,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (1/1) ... [2019-10-07 05:16:47,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (1/1) ... [2019-10-07 05:16:47,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (1/1) ... [2019-10-07 05:16:47,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (1/1) ... [2019-10-07 05:16:47,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (1/1) ... [2019-10-07 05:16:47,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (1/1) ... [2019-10-07 05:16:47,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (1/1) ... [2019-10-07 05:16:47,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 05:16:47,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 05:16:47,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 05:16:47,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 05:16:47,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (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 [2019-10-07 05:16:47,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 05:16:47,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 05:16:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 05:16:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 05:16:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-07 05:16:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 05:16:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 05:16:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 05:16:47,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 05:16:47,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 05:16:47,538 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-07 05:16:47,539 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 05:16:47,539 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 05:16:47,539 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 05:16:47,540 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 05:16:47,540 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 05:16:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_CAST [2019-10-07 05:16:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-07 05:16:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-10-07 05:16:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-10-07 05:16:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2019-10-07 05:16:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-07 05:16:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2019-10-07 05:16:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2019-10-07 05:16:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 05:16:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 05:16:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 05:16:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 05:16:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 05:16:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-07 05:16:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 05:16:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_pinctrl_get_select [2019-10-07 05:16:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_pinctrl_get_select_default [2019-10-07 05:16:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2019-10-07 05:16:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2019-10-07 05:16:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 05:16:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-07 05:16:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-07 05:16:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 05:16:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 05:16:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-07 05:16:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-07 05:16:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-07 05:16:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-07 05:16:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-07 05:16:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-07 05:16:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-07 05:16:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-07 05:16:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-07 05:16:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-07 05:16:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-07 05:16:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_pull [2019-10-07 05:16:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-07 05:16:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-07 05:16:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data_offset [2019-10-07 05:16:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_tx_timestamp [2019-10-07 05:16:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2019-10-07 05:16:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-10-07 05:16:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-07 05:16:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-07 05:16:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_reschedule [2019-10-07 05:16:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-07 05:16:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-07 05:16:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-07 05:16:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 05:16:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-07 05:16:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-07 05:16:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-07 05:16:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-07 05:16:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-07 05:16:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-07 05:16:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-07 05:16:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-07 05:16:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-07 05:16:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-07 05:16:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-07 05:16:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-07 05:16:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-07 05:16:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2019-10-07 05:16:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_to_irq [2019-10-07 05:16:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_to_irq [2019-10-07 05:16:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2019-10-07 05:16:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-07 05:16:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-07 05:16:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-07 05:16:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-07 05:16:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-07 05:16:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc [2019-10-07 05:16:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure of_mdiobus_register [2019-10-07 05:16:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_phy_mode [2019-10-07 05:16:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_mac_address [2019-10-07 05:16:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_is_gem [2019-10-07 05:16:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_ring_wrap [2019-10-07 05:16:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_desc [2019-10-07 05:16:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_skb [2019-10-07 05:16:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_dma [2019-10-07 05:16:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx_ring_wrap [2019-10-07 05:16:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx_desc [2019-10-07 05:16:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx_buffer [2019-10-07 05:16:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2019-10-07 05:16:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2019-10-07 05:16:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mdio_read [2019-10-07 05:16:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mdio_write [2019-10-07 05:16:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mdio_reset [2019-10-07 05:16:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_tx_clk [2019-10-07 05:16:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_handle_link_change [2019-10-07 05:16:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_probe [2019-10-07 05:16:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2019-10-07 05:16:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_update_stats [2019-10-07 05:16:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_halt_tx [2019-10-07 05:16:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_error_task [2019-10-07 05:16:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_interrupt [2019-10-07 05:16:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_rx_refill [2019-10-07 05:16:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure discard_partial_frame [2019-10-07 05:16:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_rx [2019-10-07 05:16:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx_frame [2019-10-07 05:16:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx [2019-10-07 05:16:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_poll [2019-10-07 05:16:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_interrupt [2019-10-07 05:16:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_poll_controller [2019-10-07 05:16:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_start_xmit [2019-10-07 05:16:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_init_rx_buffer_size [2019-10-07 05:16:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_free_rx_buffers [2019-10-07 05:16:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_free_rx_buffers [2019-10-07 05:16:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_free_consistent [2019-10-07 05:16:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_alloc_rx_buffers [2019-10-07 05:16:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_alloc_rx_buffers [2019-10-07 05:16:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_alloc_consistent [2019-10-07 05:16:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_init_rings [2019-10-07 05:16:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_init_rings [2019-10-07 05:16:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_reset_hw [2019-10-07 05:16:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_mdc_clk_div [2019-10-07 05:16:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mdc_clk_div [2019-10-07 05:16:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_dbw [2019-10-07 05:16:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_configure_dma [2019-10-07 05:16:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_configure_caps [2019-10-07 05:16:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_init_hw [2019-10-07 05:16:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_bit_value [2019-10-07 05:16:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_get_index [2019-10-07 05:16:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_sethashtable [2019-10-07 05:16:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2019-10-07 05:16:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_open [2019-10-07 05:16:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_close [2019-10-07 05:16:47,679 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_update_stats [2019-10-07 05:16:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_get_stats [2019-10-07 05:16:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2019-10-07 05:16:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_settings [2019-10-07 05:16:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_settings [2019-10-07 05:16:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_regs_len [2019-10-07 05:16:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_regs [2019-10-07 05:16:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2019-10-07 05:16:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_probe [2019-10-07 05:16:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_remove [2019-10-07 05:16:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_suspend [2019-10-07 05:16:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_resume [2019-10-07 05:16:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_driver_init [2019-10-07 05:16:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_driver_exit [2019-10-07 05:16:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_macb_driver_exit_11_2 [2019-10-07 05:16:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_macb_driver_init_11_7 [2019-10-07 05:16:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-07 05:16:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_3_5 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_3_6 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_7_2 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_11 [2019-10-07 05:16:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_14 [2019-10-07 05:16:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_17 [2019-10-07 05:16:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_18 [2019-10-07 05:16:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_19 [2019-10-07 05:16:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_20 [2019-10-07 05:16:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_21 [2019-10-07 05:16:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_22 [2019-10-07 05:16:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_23 [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_24 [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 05:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-07 05:16:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iio_triggered_buffer_iio_triggered_buffer_instance_0 [2019-10-07 05:16:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iio_triggered_buffer_instance_handler_0_5 [2019-10-07 05:16:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iio_triggered_buffer_instance_thread_0_3 [2019-10-07 05:16:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 05:16:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_probe [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_3_14 [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_3_3 [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_platform_instance_3 [2019-10-07 05:16:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_pm_ops_instance_4 [2019-10-07 05:16:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_4_3 [2019-10-07 05:16:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_4_15 [2019-10-07 05:16:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_4_14 [2019-10-07 05:16:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_4_12 [2019-10-07 05:16:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_4_9 [2019-10-07 05:16:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_4_8 [2019-10-07 05:16:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_4_6 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_4_22 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_4_4 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_4_7 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_4_5 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_4_16 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_4_17 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_4_19 [2019-10-07 05:16:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_4_27 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_4_24 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_4_25 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_4_21 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_4_18 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_4_20 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_4_10 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_4_13 [2019-10-07 05:16:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_4_11 [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_10_2 [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 05:16:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_8 [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_9 [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_12 [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_13 [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_14 [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_15 [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_16 [2019-10-07 05:16:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_18 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_19 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_21 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_22 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_23 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_27 [2019-10-07 05:16:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_probe_34 [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_35 [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 05:16:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 05:16:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 05:16:47,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 05:16:47,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 05:16:47,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 05:16:47,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 05:16:47,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 05:16:47,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 05:16:47,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 05:16:47,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 05:16:47,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 05:16:47,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 05:16:47,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 05:16:47,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 05:16:47,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 05:16:47,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 05:16:47,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 05:16:47,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 05:16:47,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 05:16:47,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 05:16:47,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 05:16:47,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_hclk_of_macb [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_hclk_of_macb [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_pclk_of_macb [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_pclk_of_macb [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_tx_clk_of_macb [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_tx_clk_of_macb [2019-10-07 05:16:47,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-07 05:16:47,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-07 05:16:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_round_rate [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_set_rate [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-07 05:16:47,714 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_gpio_request [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_pinctrl_get [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_pinctrl_put [2019-10-07 05:16:47,715 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_ts_info [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-07 05:16:47,716 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_to_desc [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_to_irq [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 05:16:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_alloc_size [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_register [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_scan [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2019-10-07 05:16:47,718 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-07 05:16:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect_direct [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_gset [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_ethtool_sset [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_find_first [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_mii_ioctl [2019-10-07 05:16:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pinctrl_lookup_state [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pinctrl_select_state [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_probe [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-07 05:16:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 05:16:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 05:16:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-07 05:16:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone_tx_timestamp [2019-10-07 05:16:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 05:16:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2019-10-07 05:16:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-10-07 05:16:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-10-07 05:16:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-07 05:16:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2019-10-07 05:16:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-07 05:16:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 05:16:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 05:16:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 05:16:47,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 05:16:47,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 05:16:47,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 05:16:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 05:16:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 05:16:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 05:16:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 05:16:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 05:16:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 05:16:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 05:16:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_hclk_of_macb [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_hclk_of_macb [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_pclk_of_macb [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_pclk_of_macb [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_tx_clk_of_macb [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_tx_clk_of_macb [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 05:16:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 05:16:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 05:16:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 05:16:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_CAST [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-10-07 05:16:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 05:16:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 05:16:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure pinctrl_lookup_state [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure pinctrl_select_state [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure devm_pinctrl_get [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure devm_pinctrl_put [2019-10-07 05:16:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure devm_pinctrl_get_select [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure devm_pinctrl_get_select_default [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_8 [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_9 [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_12 [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-07 05:16:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 05:16:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-07 05:16:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-07 05:16:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 05:16:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_pull [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data_offset [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone_tx_timestamp [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2019-10-07 05:16:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure sw_tx_timestamp [2019-10-07 05:16:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2019-10-07 05:16:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-10-07 05:16:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-07 05:16:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_ts_info [2019-10-07 05:16:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-07 05:16:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-07 05:16:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-07 05:16:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure napi_reschedule [2019-10-07 05:16:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-10-07 05:16:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-07 05:16:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-07 05:16:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_22 [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_27 [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-07 05:16:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-07 05:16:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-07 05:16:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-07 05:16:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-07 05:16:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-07 05:16:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-10-07 05:16:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-07 05:16:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-07 05:16:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_18 [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_23 [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-07 05:16:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_35 [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_probe [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_probe_34 [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-07 05:16:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure clk_round_rate [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure clk_set_rate [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_14 [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_15 [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_16 [2019-10-07 05:16:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_19 [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_21 [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_to_irq [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_to_desc [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_to_irq [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_to_irq [2019-10-07 05:16:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure devm_gpio_request [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-07 05:16:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_13 [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc_size [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_alloc [2019-10-07 05:16:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_register [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_scan [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure phy_find_first [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect_direct [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2019-10-07 05:16:47,755 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_sset [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure phy_ethtool_gset [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure phy_mii_ioctl [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure of_mdiobus_register [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_phy_mode [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_mac_address [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2019-10-07 05:16:47,756 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_is_gem [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_ring_wrap [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_desc [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_skb [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_dma [2019-10-07 05:16:47,757 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx_ring_wrap [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx_desc [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx_buffer [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mdio_read [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mdio_write [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mdio_reset [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_tx_clk [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_handle_link_change [2019-10-07 05:16:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_probe [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure macb_update_stats [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure macb_halt_tx [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_error_task [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_interrupt [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure gem_rx_refill [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure discard_partial_frame [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure gem_rx [2019-10-07 05:16:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx_frame [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_poll [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_interrupt [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_poll_controller [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_start_xmit [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_init_rx_buffer_size [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure gem_free_rx_buffers [2019-10-07 05:16:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure macb_free_rx_buffers [2019-10-07 05:16:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure macb_free_consistent [2019-10-07 05:16:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 05:16:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure gem_alloc_rx_buffers [2019-10-07 05:16:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure macb_alloc_rx_buffers [2019-10-07 05:16:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure macb_alloc_consistent [2019-10-07 05:16:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 05:16:47,761 INFO L130 BoogieDeclarations]: Found specification of procedure gem_init_rings [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_init_rings [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_reset_hw [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure gem_mdc_clk_div [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mdc_clk_div [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_dbw [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_configure_dma [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_configure_caps [2019-10-07 05:16:47,762 INFO L130 BoogieDeclarations]: Found specification of procedure macb_init_hw [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure hash_bit_value [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure hash_get_index [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure macb_sethashtable [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure macb_open [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure macb_close [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure gem_update_stats [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure gem_get_stats [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_settings [2019-10-07 05:16:47,763 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_settings [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_regs_len [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_regs [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_probe [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_remove [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_suspend [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_resume [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_driver_init [2019-10-07 05:16:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure macb_driver_exit [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_macb_driver_exit_11_2 [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_macb_driver_init_11_7 [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_3_5 [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_3_6 [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_7_2 [2019-10-07 05:16:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_11 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_14 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_17 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_18 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_19 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_20 [2019-10-07 05:16:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_21 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_22 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_23 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_24 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-10-07 05:16:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iio_triggered_buffer_iio_triggered_buffer_instance_0 [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iio_triggered_buffer_instance_handler_0_5 [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iio_triggered_buffer_instance_thread_0_3 [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 05:16:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_probe [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_3_14 [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_3_3 [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_platform_instance_3 [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_pm_ops_instance_4 [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_4_3 [2019-10-07 05:16:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_4_15 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_4_14 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_4_12 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_4_9 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_4_8 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_4_6 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_4_22 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_4_4 [2019-10-07 05:16:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_4_7 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_4_5 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_4_16 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_4_17 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_4_19 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_4_27 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_4_24 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_4_25 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_4_21 [2019-10-07 05:16:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_4_18 [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_4_20 [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_4_10 [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_4_13 [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_4_11 [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_10_2 [2019-10-07 05:16:47,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 05:16:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 05:16:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 05:16:47,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 05:16:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 05:16:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-10-07 05:16:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2019-10-07 05:16:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2019-10-07 05:16:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 05:16:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 05:16:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 05:16:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 05:16:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 05:16:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 05:16:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 05:16:57,615 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 05:17:17,945 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 05:17:17,946 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 05:17:17,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 05:17:17 BoogieIcfgContainer [2019-10-07 05:17:17,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 05:17:17,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 05:17:17,950 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 05:17:17,953 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 05:17:17,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 05:16:41" (1/3) ... [2019-10-07 05:17:17,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad25586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 05:17:17, skipping insertion in model container [2019-10-07 05:17:17,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:16:47" (2/3) ... [2019-10-07 05:17:17,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad25586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 05:17:17, skipping insertion in model container [2019-10-07 05:17:17,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 05:17:17" (3/3) ... [2019-10-07 05:17:17,956 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2019-10-07 05:17:17,966 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 05:17:17,978 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 05:17:17,986 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 05:17:18,028 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 05:17:18,028 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 05:17:18,029 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 05:17:18,029 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 05:17:18,029 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 05:17:18,029 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 05:17:18,029 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 05:17:18,029 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 05:17:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states. [2019-10-07 05:17:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-07 05:17:18,101 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:17:18,103 INFO L385 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-07 05:17:18,105 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:17:18,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:17:18,111 INFO L82 PathProgramCache]: Analyzing trace with hash -447268997, now seen corresponding path program 1 times [2019-10-07 05:17:18,120 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:17:18,120 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:17:18,120 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:17:18,121 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:17:18,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:17:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:17:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-07 05:17:19,027 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:17:19,028 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:17:19,028 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:17:19,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:17:19,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:17:19,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:17:19,050 INFO L87 Difference]: Start difference. First operand 2585 states. Second operand 5 states. [2019-10-07 05:17:19,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:17:19,391 INFO L93 Difference]: Finished difference Result 2328 states and 2943 transitions. [2019-10-07 05:17:19,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:17:19,393 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2019-10-07 05:17:19,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:17:19,435 INFO L225 Difference]: With dead ends: 2328 [2019-10-07 05:17:19,436 INFO L226 Difference]: Without dead ends: 2304 [2019-10-07 05:17:19,444 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:17:19,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2019-10-07 05:17:19,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2019-10-07 05:17:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2304 states. [2019-10-07 05:17:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 2902 transitions. [2019-10-07 05:17:19,733 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 2902 transitions. Word has length 67 [2019-10-07 05:17:19,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:17:19,734 INFO L462 AbstractCegarLoop]: Abstraction has 2304 states and 2902 transitions. [2019-10-07 05:17:19,734 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:17:19,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2902 transitions. [2019-10-07 05:17:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-10-07 05:17:19,739 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:17:19,739 INFO L385 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-07 05:17:19,740 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:17:19,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:17:19,740 INFO L82 PathProgramCache]: Analyzing trace with hash -1244384063, now seen corresponding path program 1 times [2019-10-07 05:17:19,741 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:17:19,741 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:17:19,741 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:17:19,741 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:17:19,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:17:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:17:20,241 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-07 05:17:20,241 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:17:20,242 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:17:20,242 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 05:17:20,244 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 05:17:20,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 05:17:20,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 05:17:20,244 INFO L87 Difference]: Start difference. First operand 2304 states and 2902 transitions. Second operand 6 states. [2019-10-07 05:18:29,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:18:29,764 INFO L93 Difference]: Finished difference Result 4633 states and 5959 transitions. [2019-10-07 05:18:29,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-07 05:18:29,764 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 72 [2019-10-07 05:18:29,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:18:29,796 INFO L225 Difference]: With dead ends: 4633 [2019-10-07 05:18:29,797 INFO L226 Difference]: Without dead ends: 4631 [2019-10-07 05:18:29,805 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2019-10-07 05:18:29,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4631 states. [2019-10-07 05:18:30,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4631 to 4505. [2019-10-07 05:18:30,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4505 states. [2019-10-07 05:18:30,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 4505 states and 5745 transitions. [2019-10-07 05:18:30,041 INFO L78 Accepts]: Start accepts. Automaton has 4505 states and 5745 transitions. Word has length 72 [2019-10-07 05:18:30,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:18:30,042 INFO L462 AbstractCegarLoop]: Abstraction has 4505 states and 5745 transitions. [2019-10-07 05:18:30,042 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 05:18:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4505 states and 5745 transitions. [2019-10-07 05:18:30,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-10-07 05:18:30,044 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:18:30,044 INFO L385 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2019-10-07 05:18:30,045 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:18:30,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:18:30,045 INFO L82 PathProgramCache]: Analyzing trace with hash 75344635, now seen corresponding path program 1 times [2019-10-07 05:18:30,045 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:18:30,045 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:18:30,046 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:18:30,046 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:18:30,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:18:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:18:30,372 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-07 05:18:30,373 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:18:30,373 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:18:30,373 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 05:18:30,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 05:18:30,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 05:18:30,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 05:18:30,374 INFO L87 Difference]: Start difference. First operand 4505 states and 5745 transitions. Second operand 6 states. [2019-10-07 05:19:23,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:19:23,860 INFO L93 Difference]: Finished difference Result 8870 states and 11741 transitions. [2019-10-07 05:19:23,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-07 05:19:23,860 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 77 [2019-10-07 05:19:23,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:19:23,918 INFO L225 Difference]: With dead ends: 8870 [2019-10-07 05:19:23,918 INFO L226 Difference]: Without dead ends: 8866 [2019-10-07 05:19:23,943 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2019-10-07 05:19:23,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8866 states. [2019-10-07 05:19:24,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8866 to 8655. [2019-10-07 05:19:24,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8655 states. [2019-10-07 05:19:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8655 states to 8655 states and 11318 transitions. [2019-10-07 05:19:24,424 INFO L78 Accepts]: Start accepts. Automaton has 8655 states and 11318 transitions. Word has length 77 [2019-10-07 05:19:24,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:19:24,425 INFO L462 AbstractCegarLoop]: Abstraction has 8655 states and 11318 transitions. [2019-10-07 05:19:24,425 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 05:19:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 8655 states and 11318 transitions. [2019-10-07 05:19:24,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-10-07 05:19:24,432 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:19:24,433 INFO L385 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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] [2019-10-07 05:19:24,433 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:19:24,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:19:24,433 INFO L82 PathProgramCache]: Analyzing trace with hash 912531649, now seen corresponding path program 1 times [2019-10-07 05:19:24,434 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:19:24,434 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:19:24,434 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:19:24,434 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:19:24,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:19:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:19:24,808 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-07 05:19:24,808 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:19:24,809 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:19:24,809 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 05:19:24,810 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 05:19:24,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 05:19:24,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 05:19:24,811 INFO L87 Difference]: Start difference. First operand 8655 states and 11318 transitions. Second operand 6 states. [2019-10-07 05:20:17,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:20:17,491 INFO L93 Difference]: Finished difference Result 19038 states and 27034 transitions. [2019-10-07 05:20:17,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-07 05:20:17,493 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 82 [2019-10-07 05:20:17,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:20:17,609 INFO L225 Difference]: With dead ends: 19038 [2019-10-07 05:20:17,609 INFO L226 Difference]: Without dead ends: 18940 [2019-10-07 05:20:17,637 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2019-10-07 05:20:17,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18940 states. [2019-10-07 05:20:18,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18940 to 18828. [2019-10-07 05:20:18,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18828 states. [2019-10-07 05:20:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18828 states to 18828 states and 26684 transitions. [2019-10-07 05:20:18,727 INFO L78 Accepts]: Start accepts. Automaton has 18828 states and 26684 transitions. Word has length 82 [2019-10-07 05:20:18,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:20:18,729 INFO L462 AbstractCegarLoop]: Abstraction has 18828 states and 26684 transitions. [2019-10-07 05:20:18,729 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 05:20:18,729 INFO L276 IsEmpty]: Start isEmpty. Operand 18828 states and 26684 transitions. [2019-10-07 05:20:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-10-07 05:20:18,786 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:20:18,787 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 11, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:20:18,787 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:20:18,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:20:18,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1295658100, now seen corresponding path program 1 times [2019-10-07 05:20:18,788 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:20:18,788 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:20:18,788 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:20:18,788 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:20:18,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:20:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:20:20,286 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2019-10-07 05:20:20,286 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:20:20,287 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:20:20,287 INFO L95 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 [2019-10-07 05:20:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:20:21,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 4268 conjuncts, 22 conjunts are in the unsatisfiable core [2019-10-07 05:20:21,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:20:22,194 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2019-10-07 05:20:22,194 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:20:24,963 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 05:20:24,967 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 05:20:25,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 05:20:25,835 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2019-10-07 05:20:25,835 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 05:20:25,836 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [17, 17] total 33 [2019-10-07 05:20:25,837 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-07 05:20:25,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-07 05:20:25,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=971, Unknown=0, NotChecked=0, Total=1056 [2019-10-07 05:20:25,838 INFO L87 Difference]: Start difference. First operand 18828 states and 26684 transitions. Second operand 16 states. [2019-10-07 05:20:28,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:20:28,137 INFO L93 Difference]: Finished difference Result 37917 states and 53861 transitions. [2019-10-07 05:20:28,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-07 05:20:28,137 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 320 [2019-10-07 05:20:28,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:20:28,288 INFO L225 Difference]: With dead ends: 37917 [2019-10-07 05:20:28,288 INFO L226 Difference]: Without dead ends: 19117 [2019-10-07 05:20:28,405 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 663 GetRequests, 623 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=131, Invalid=1429, Unknown=0, NotChecked=0, Total=1560 [2019-10-07 05:20:28,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19117 states. [2019-10-07 05:20:29,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19117 to 19000. [2019-10-07 05:20:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19000 states. [2019-10-07 05:20:29,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19000 states to 19000 states and 26948 transitions. [2019-10-07 05:20:29,486 INFO L78 Accepts]: Start accepts. Automaton has 19000 states and 26948 transitions. Word has length 320 [2019-10-07 05:20:29,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:20:29,489 INFO L462 AbstractCegarLoop]: Abstraction has 19000 states and 26948 transitions. [2019-10-07 05:20:29,489 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-07 05:20:29,489 INFO L276 IsEmpty]: Start isEmpty. Operand 19000 states and 26948 transitions. [2019-10-07 05:20:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-10-07 05:20:29,506 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:20:29,507 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:20:29,720 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:20:29,723 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:20:29,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:20:29,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1530533065, now seen corresponding path program 1 times [2019-10-07 05:20:29,724 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:20:29,724 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:20:29,724 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:20:29,724 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:20:29,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:20:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:20:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2019-10-07 05:20:30,850 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:20:30,851 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:20:30,851 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-07 05:20:30,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-07 05:20:30,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-07 05:20:30,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-10-07 05:20:30,853 INFO L87 Difference]: Start difference. First operand 19000 states and 26948 transitions. Second operand 11 states. [2019-10-07 05:21:49,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:21:49,980 INFO L93 Difference]: Finished difference Result 24395 states and 36040 transitions. [2019-10-07 05:21:49,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 05:21:49,981 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 329 [2019-10-07 05:21:49,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:21:50,114 INFO L225 Difference]: With dead ends: 24395 [2019-10-07 05:21:50,115 INFO L226 Difference]: Without dead ends: 24319 [2019-10-07 05:21:50,134 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2019-10-07 05:21:50,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24319 states. [2019-10-07 05:21:51,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24319 to 23010. [2019-10-07 05:21:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23010 states. [2019-10-07 05:21:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23010 states to 23010 states and 32808 transitions. [2019-10-07 05:21:51,465 INFO L78 Accepts]: Start accepts. Automaton has 23010 states and 32808 transitions. Word has length 329 [2019-10-07 05:21:51,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:21:51,466 INFO L462 AbstractCegarLoop]: Abstraction has 23010 states and 32808 transitions. [2019-10-07 05:21:51,466 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-07 05:21:51,466 INFO L276 IsEmpty]: Start isEmpty. Operand 23010 states and 32808 transitions. [2019-10-07 05:21:51,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2019-10-07 05:21:51,485 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:21:51,485 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 8, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:21:51,486 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:21:51,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:21:51,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1798365390, now seen corresponding path program 1 times [2019-10-07 05:21:51,486 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:21:51,487 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:21:51,487 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:21:51,487 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:21:51,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:21:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:21:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2019-10-07 05:21:52,146 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:21:52,147 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:21:52,147 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-07 05:21:52,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-07 05:21:52,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-07 05:21:52,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-10-07 05:21:52,149 INFO L87 Difference]: Start difference. First operand 23010 states and 32808 transitions. Second operand 11 states. [2019-10-07 05:23:18,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:23:18,029 INFO L93 Difference]: Finished difference Result 33044 states and 50311 transitions. [2019-10-07 05:23:18,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 05:23:18,030 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 346 [2019-10-07 05:23:18,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:23:18,204 INFO L225 Difference]: With dead ends: 33044 [2019-10-07 05:23:18,204 INFO L226 Difference]: Without dead ends: 32951 [2019-10-07 05:23:18,228 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2019-10-07 05:23:18,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32951 states. [2019-10-07 05:23:19,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32951 to 31552. [2019-10-07 05:23:19,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31552 states. [2019-10-07 05:23:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31552 states to 31552 states and 46586 transitions. [2019-10-07 05:23:19,826 INFO L78 Accepts]: Start accepts. Automaton has 31552 states and 46586 transitions. Word has length 346 [2019-10-07 05:23:19,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:23:19,827 INFO L462 AbstractCegarLoop]: Abstraction has 31552 states and 46586 transitions. [2019-10-07 05:23:19,827 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-07 05:23:19,827 INFO L276 IsEmpty]: Start isEmpty. Operand 31552 states and 46586 transitions. [2019-10-07 05:23:19,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-10-07 05:23:19,876 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:23:19,877 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 7, 6, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:23:19,877 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:23:19,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:23:19,877 INFO L82 PathProgramCache]: Analyzing trace with hash 496429880, now seen corresponding path program 1 times [2019-10-07 05:23:19,877 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:23:19,878 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:23:19,878 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:23:19,878 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:23:19,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:23:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:23:21,009 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2019-10-07 05:23:21,010 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:23:21,010 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:23:21,010 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-07 05:23:21,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-07 05:23:21,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-07 05:23:21,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-10-07 05:23:21,013 INFO L87 Difference]: Start difference. First operand 31552 states and 46586 transitions. Second operand 11 states. [2019-10-07 05:24:43,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:24:43,290 INFO L93 Difference]: Finished difference Result 50917 states and 81305 transitions. [2019-10-07 05:24:43,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 05:24:43,296 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 387 [2019-10-07 05:24:43,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:24:43,576 INFO L225 Difference]: With dead ends: 50917 [2019-10-07 05:24:43,577 INFO L226 Difference]: Without dead ends: 50741 [2019-10-07 05:24:43,625 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2019-10-07 05:24:43,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50741 states. [2019-10-07 05:24:45,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50741 to 49141. [2019-10-07 05:24:45,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49141 states. [2019-10-07 05:24:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49141 states to 49141 states and 76641 transitions. [2019-10-07 05:24:46,025 INFO L78 Accepts]: Start accepts. Automaton has 49141 states and 76641 transitions. Word has length 387 [2019-10-07 05:24:46,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:24:46,027 INFO L462 AbstractCegarLoop]: Abstraction has 49141 states and 76641 transitions. [2019-10-07 05:24:46,027 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-07 05:24:46,027 INFO L276 IsEmpty]: Start isEmpty. Operand 49141 states and 76641 transitions. [2019-10-07 05:24:46,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2019-10-07 05:24:46,093 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:24:46,094 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:24:46,094 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:24:46,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:24:46,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1337198225, now seen corresponding path program 1 times [2019-10-07 05:24:46,095 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:24:46,095 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:24:46,095 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:24:46,096 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:24:46,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:24:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:24:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2019-10-07 05:24:46,756 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:24:46,764 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:24:46,765 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 05:24:46,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 05:24:46,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 05:24:46,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:24:46,766 INFO L87 Difference]: Start difference. First operand 49141 states and 76641 transitions. Second operand 7 states. [2019-10-07 05:24:49,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:24:49,267 INFO L93 Difference]: Finished difference Result 98435 states and 169772 transitions. [2019-10-07 05:24:49,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:24:49,268 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 410 [2019-10-07 05:24:49,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:24:49,507 INFO L225 Difference]: With dead ends: 98435 [2019-10-07 05:24:49,507 INFO L226 Difference]: Without dead ends: 49330 [2019-10-07 05:24:49,755 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:24:49,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49330 states. [2019-10-07 05:24:54,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49330 to 49267. [2019-10-07 05:24:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49267 states. [2019-10-07 05:24:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49267 states to 49267 states and 76767 transitions. [2019-10-07 05:24:54,641 INFO L78 Accepts]: Start accepts. Automaton has 49267 states and 76767 transitions. Word has length 410 [2019-10-07 05:24:54,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:24:54,642 INFO L462 AbstractCegarLoop]: Abstraction has 49267 states and 76767 transitions. [2019-10-07 05:24:54,642 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 05:24:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 49267 states and 76767 transitions. [2019-10-07 05:24:54,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2019-10-07 05:24:54,674 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:24:54,674 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 9, 9, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:24:54,675 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:24:54,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:24:54,675 INFO L82 PathProgramCache]: Analyzing trace with hash -251873731, now seen corresponding path program 1 times [2019-10-07 05:24:54,675 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:24:54,675 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:24:54,676 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:24:54,676 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:24:54,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:24:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:24:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2019-10-07 05:24:56,616 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:24:56,617 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:24:56,617 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 05:24:56,618 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 05:24:56,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 05:24:56,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:24:56,618 INFO L87 Difference]: Start difference. First operand 49267 states and 76767 transitions. Second operand 7 states. [2019-10-07 05:24:58,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:24:58,999 INFO L93 Difference]: Finished difference Result 98378 states and 160588 transitions. [2019-10-07 05:24:59,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:24:59,000 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 427 [2019-10-07 05:24:59,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:24:59,211 INFO L225 Difference]: With dead ends: 98378 [2019-10-07 05:24:59,211 INFO L226 Difference]: Without dead ends: 49147 [2019-10-07 05:24:59,393 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:24:59,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49147 states. [2019-10-07 05:25:01,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49147 to 49114. [2019-10-07 05:25:01,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49114 states. [2019-10-07 05:25:01,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49114 states to 49114 states and 76483 transitions. [2019-10-07 05:25:02,004 INFO L78 Accepts]: Start accepts. Automaton has 49114 states and 76483 transitions. Word has length 427 [2019-10-07 05:25:02,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:25:02,005 INFO L462 AbstractCegarLoop]: Abstraction has 49114 states and 76483 transitions. [2019-10-07 05:25:02,005 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 05:25:02,005 INFO L276 IsEmpty]: Start isEmpty. Operand 49114 states and 76483 transitions. [2019-10-07 05:25:02,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2019-10-07 05:25:02,035 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:25:02,036 INFO L385 BasicCegarLoop]: trace histogram [13, 13, 12, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:25:02,036 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:25:02,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:25:02,037 INFO L82 PathProgramCache]: Analyzing trace with hash 20876497, now seen corresponding path program 1 times [2019-10-07 05:25:02,037 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:25:02,037 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:02,037 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:02,038 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:02,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:25:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2019-10-07 05:25:03,698 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:03,698 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:25:03,699 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 05:25:03,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 05:25:03,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 05:25:03,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:25:03,701 INFO L87 Difference]: Start difference. First operand 49114 states and 76483 transitions. Second operand 7 states. [2019-10-07 05:25:08,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:25:08,963 INFO L93 Difference]: Finished difference Result 98101 states and 159297 transitions. [2019-10-07 05:25:08,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:25:08,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 457 [2019-10-07 05:25:08,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:25:09,146 INFO L225 Difference]: With dead ends: 98101 [2019-10-07 05:25:09,146 INFO L226 Difference]: Without dead ends: 49023 [2019-10-07 05:25:09,295 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:25:09,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49023 states. [2019-10-07 05:25:10,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49023 to 47498. [2019-10-07 05:25:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47498 states. [2019-10-07 05:25:11,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47498 states to 47498 states and 71920 transitions. [2019-10-07 05:25:11,215 INFO L78 Accepts]: Start accepts. Automaton has 47498 states and 71920 transitions. Word has length 457 [2019-10-07 05:25:11,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:25:11,218 INFO L462 AbstractCegarLoop]: Abstraction has 47498 states and 71920 transitions. [2019-10-07 05:25:11,218 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 05:25:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 47498 states and 71920 transitions. [2019-10-07 05:25:11,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2019-10-07 05:25:11,246 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:25:11,247 INFO L385 BasicCegarLoop]: trace histogram [13, 13, 13, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:25:11,247 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:25:11,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:25:11,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1525841964, now seen corresponding path program 1 times [2019-10-07 05:25:11,248 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:25:11,248 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:11,248 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:11,248 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:11,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:25:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:14,175 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2019-10-07 05:25:14,175 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:14,175 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:25:14,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:25:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:16,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 5024 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-07 05:25:16,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:25:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2019-10-07 05:25:16,227 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:25:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2019-10-07 05:25:19,268 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 05:25:19,268 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 7 [2019-10-07 05:25:19,271 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 05:25:19,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 05:25:19,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:25:19,272 INFO L87 Difference]: Start difference. First operand 47498 states and 71920 transitions. Second operand 7 states. [2019-10-07 05:25:20,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:25:20,799 INFO L93 Difference]: Finished difference Result 94960 states and 158046 transitions. [2019-10-07 05:25:20,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:25:20,799 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 472 [2019-10-07 05:25:20,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:25:21,014 INFO L225 Difference]: With dead ends: 94960 [2019-10-07 05:25:21,014 INFO L226 Difference]: Without dead ends: 47498 [2019-10-07 05:25:21,191 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 950 GetRequests, 945 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:25:21,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47498 states. [2019-10-07 05:25:23,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47498 to 47498. [2019-10-07 05:25:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47498 states. [2019-10-07 05:25:23,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47498 states to 47498 states and 71899 transitions. [2019-10-07 05:25:23,283 INFO L78 Accepts]: Start accepts. Automaton has 47498 states and 71899 transitions. Word has length 472 [2019-10-07 05:25:23,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:25:23,284 INFO L462 AbstractCegarLoop]: Abstraction has 47498 states and 71899 transitions. [2019-10-07 05:25:23,284 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 05:25:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 47498 states and 71899 transitions. [2019-10-07 05:25:23,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2019-10-07 05:25:23,305 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:25:23,305 INFO L385 BasicCegarLoop]: trace histogram [13, 13, 13, 9, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:25:23,506 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:25:23,507 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:25:23,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:25:23,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1552256171, now seen corresponding path program 1 times [2019-10-07 05:25:23,509 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:25:23,509 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:23,509 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:23,509 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:23,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:25:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:26,398 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2019-10-07 05:25:26,398 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:26,398 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:25:26,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:25:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:28,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 5133 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-07 05:25:28,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:25:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-10-07 05:25:28,421 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:25:31,752 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 05:25:33,481 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2019-10-07 05:25:33,481 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 05:25:33,482 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 7 [2019-10-07 05:25:33,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 05:25:33,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 05:25:33,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:25:33,483 INFO L87 Difference]: Start difference. First operand 47498 states and 71899 transitions. Second operand 7 states. [2019-10-07 05:25:35,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:25:35,156 INFO L93 Difference]: Finished difference Result 94918 states and 150783 transitions. [2019-10-07 05:25:35,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:25:35,156 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 494 [2019-10-07 05:25:35,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:25:35,362 INFO L225 Difference]: With dead ends: 94918 [2019-10-07 05:25:35,362 INFO L226 Difference]: Without dead ends: 47456 [2019-10-07 05:25:35,521 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 994 GetRequests, 989 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:25:35,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47456 states. [2019-10-07 05:25:36,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47456 to 47456. [2019-10-07 05:25:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47456 states. [2019-10-07 05:25:37,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47456 states to 47456 states and 71815 transitions. [2019-10-07 05:25:37,135 INFO L78 Accepts]: Start accepts. Automaton has 47456 states and 71815 transitions. Word has length 494 [2019-10-07 05:25:37,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:25:37,135 INFO L462 AbstractCegarLoop]: Abstraction has 47456 states and 71815 transitions. [2019-10-07 05:25:37,135 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 05:25:37,135 INFO L276 IsEmpty]: Start isEmpty. Operand 47456 states and 71815 transitions. [2019-10-07 05:25:37,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2019-10-07 05:25:37,157 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:25:37,158 INFO L385 BasicCegarLoop]: trace histogram [13, 13, 13, 10, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forcibly destroying the process [2019-10-07 05:25:37,481 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:25:37,481 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:25:37,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:25:37,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1829231114, now seen corresponding path program 1 times [2019-10-07 05:25:37,482 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:25:37,482 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:37,482 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:37,482 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:37,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:25:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 602 trivial. 0 not checked. [2019-10-07 05:25:39,339 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:39,340 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:25:39,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:25:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:41,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 5208 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-07 05:25:41,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:25:41,834 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2019-10-07 05:25:41,834 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:25:44,511 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2019-10-07 05:25:44,512 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 05:25:44,512 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11, 7] total 16 [2019-10-07 05:25:44,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 05:25:44,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 05:25:44,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=210, Unknown=0, NotChecked=0, Total=240 [2019-10-07 05:25:44,514 INFO L87 Difference]: Start difference. First operand 47456 states and 71815 transitions. Second operand 7 states. [2019-10-07 05:25:48,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:25:48,086 INFO L93 Difference]: Finished difference Result 94577 states and 150321 transitions. [2019-10-07 05:25:48,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:25:48,086 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 508 [2019-10-07 05:25:48,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:25:48,342 INFO L225 Difference]: With dead ends: 94577 [2019-10-07 05:25:48,342 INFO L226 Difference]: Without dead ends: 47157 [2019-10-07 05:25:48,548 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1026 GetRequests, 1012 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=210, Unknown=0, NotChecked=0, Total=240 [2019-10-07 05:25:48,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47157 states. [2019-10-07 05:25:50,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47157 to 47157. [2019-10-07 05:25:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47157 states. [2019-10-07 05:25:50,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47157 states to 47157 states and 71437 transitions. [2019-10-07 05:25:50,586 INFO L78 Accepts]: Start accepts. Automaton has 47157 states and 71437 transitions. Word has length 508 [2019-10-07 05:25:50,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:25:50,587 INFO L462 AbstractCegarLoop]: Abstraction has 47157 states and 71437 transitions. [2019-10-07 05:25:50,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 05:25:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 47157 states and 71437 transitions. [2019-10-07 05:25:50,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2019-10-07 05:25:50,625 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:25:50,625 INFO L385 BasicCegarLoop]: trace histogram [14, 13, 13, 10, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:25:50,838 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:25:50,839 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:25:50,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:25:50,839 INFO L82 PathProgramCache]: Analyzing trace with hash 644706066, now seen corresponding path program 1 times [2019-10-07 05:25:50,840 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:25:50,840 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:50,840 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:50,840 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:25:50,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:25:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:55,519 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 21 proven. 11 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2019-10-07 05:25:55,520 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:25:55,520 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:25:55,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:25:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:25:57,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 5271 conjuncts, 50 conjunts are in the unsatisfiable core [2019-10-07 05:25:57,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:25:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 306 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2019-10-07 05:25:57,848 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:26:00,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 05:26:00,788 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 05:26:01,096 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 05:26:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 21 proven. 11 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2019-10-07 05:26:01,892 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 05:26:01,892 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [16, 16] total 22 [2019-10-07 05:26:01,893 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-07 05:26:01,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-07 05:26:01,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2019-10-07 05:26:01,894 INFO L87 Difference]: Start difference. First operand 47157 states and 71437 transitions. Second operand 16 states. [2019-10-07 05:26:04,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:04,019 INFO L93 Difference]: Finished difference Result 94611 states and 143371 transitions. [2019-10-07 05:26:04,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-07 05:26:04,019 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 524 [2019-10-07 05:26:04,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:04,387 INFO L225 Difference]: With dead ends: 94611 [2019-10-07 05:26:04,387 INFO L226 Difference]: Without dead ends: 47469 [2019-10-07 05:26:04,604 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1071 GetRequests, 1044 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=83, Invalid=729, Unknown=0, NotChecked=0, Total=812 [2019-10-07 05:26:04,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47469 states. [2019-10-07 05:26:06,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47469 to 47017. [2019-10-07 05:26:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47017 states. [2019-10-07 05:26:06,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47017 states to 47017 states and 71214 transitions. [2019-10-07 05:26:06,578 INFO L78 Accepts]: Start accepts. Automaton has 47017 states and 71214 transitions. Word has length 524 [2019-10-07 05:26:06,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:06,579 INFO L462 AbstractCegarLoop]: Abstraction has 47017 states and 71214 transitions. [2019-10-07 05:26:06,580 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-07 05:26:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand 47017 states and 71214 transitions. [2019-10-07 05:26:06,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2019-10-07 05:26:06,597 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:06,598 INFO L385 BasicCegarLoop]: trace histogram [14, 14, 10, 9, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:06,813 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:26:06,814 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:06,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:06,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1457196814, now seen corresponding path program 1 times [2019-10-07 05:26:06,814 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:06,815 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:06,815 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:06,815 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:06,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:26:08,042 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2019-10-07 05:26:08,043 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:08,043 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:26:08,043 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-07 05:26:08,046 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-07 05:26:08,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-07 05:26:08,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2019-10-07 05:26:08,046 INFO L87 Difference]: Start difference. First operand 47017 states and 71214 transitions. Second operand 9 states. [2019-10-07 05:26:09,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:09,771 INFO L93 Difference]: Finished difference Result 94187 states and 153732 transitions. [2019-10-07 05:26:09,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 05:26:09,772 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 576 [2019-10-07 05:26:09,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:10,023 INFO L225 Difference]: With dead ends: 94187 [2019-10-07 05:26:10,023 INFO L226 Difference]: Without dead ends: 47206 [2019-10-07 05:26:10,225 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-10-07 05:26:10,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47206 states. [2019-10-07 05:26:12,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47206 to 47017. [2019-10-07 05:26:12,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47017 states. [2019-10-07 05:26:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47017 states to 47017 states and 71210 transitions. [2019-10-07 05:26:12,550 INFO L78 Accepts]: Start accepts. Automaton has 47017 states and 71210 transitions. Word has length 576 [2019-10-07 05:26:12,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:12,551 INFO L462 AbstractCegarLoop]: Abstraction has 47017 states and 71210 transitions. [2019-10-07 05:26:12,551 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-07 05:26:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 47017 states and 71210 transitions. [2019-10-07 05:26:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2019-10-07 05:26:12,563 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:12,563 INFO L385 BasicCegarLoop]: trace histogram [14, 14, 10, 9, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:12,564 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:12,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:12,564 INFO L82 PathProgramCache]: Analyzing trace with hash -1894018140, now seen corresponding path program 1 times [2019-10-07 05:26:12,564 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:12,564 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:12,565 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:12,565 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:12,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:26:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2019-10-07 05:26:13,230 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:13,230 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:26:13,230 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 05:26:13,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 05:26:13,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 05:26:13,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 05:26:13,232 INFO L87 Difference]: Start difference. First operand 47017 states and 71210 transitions. Second operand 6 states. [2019-10-07 05:26:15,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:15,450 INFO L93 Difference]: Finished difference Result 94343 states and 154027 transitions. [2019-10-07 05:26:15,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:26:15,451 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 580 [2019-10-07 05:26:15,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:15,707 INFO L225 Difference]: With dead ends: 94343 [2019-10-07 05:26:15,707 INFO L226 Difference]: Without dead ends: 47362 [2019-10-07 05:26:15,897 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:26:15,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47362 states. [2019-10-07 05:26:21,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47362 to 47093. [2019-10-07 05:26:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47093 states. [2019-10-07 05:26:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47093 states to 47093 states and 71310 transitions. [2019-10-07 05:26:21,410 INFO L78 Accepts]: Start accepts. Automaton has 47093 states and 71310 transitions. Word has length 580 [2019-10-07 05:26:21,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:21,411 INFO L462 AbstractCegarLoop]: Abstraction has 47093 states and 71310 transitions. [2019-10-07 05:26:21,411 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 05:26:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 47093 states and 71310 transitions. [2019-10-07 05:26:21,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2019-10-07 05:26:21,429 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:21,429 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 11, 10, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:21,429 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:21,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:21,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1181337985, now seen corresponding path program 1 times [2019-10-07 05:26:21,430 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:21,430 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:21,430 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:21,430 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:21,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:26:21,973 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2019-10-07 05:26:21,973 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:21,973 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:26:21,974 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:26:21,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:26:21,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:26:21,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:26:21,975 INFO L87 Difference]: Start difference. First operand 47093 states and 71310 transitions. Second operand 3 states. [2019-10-07 05:26:24,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:24,138 INFO L93 Difference]: Finished difference Result 94696 states and 155445 transitions. [2019-10-07 05:26:24,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:26:24,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 649 [2019-10-07 05:26:24,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:24,351 INFO L225 Difference]: With dead ends: 94696 [2019-10-07 05:26:24,351 INFO L226 Difference]: Without dead ends: 47639 [2019-10-07 05:26:24,509 INFO L606 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 [2019-10-07 05:26:24,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47639 states. [2019-10-07 05:26:25,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47639 to 47135. [2019-10-07 05:26:25,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47135 states. [2019-10-07 05:26:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47135 states to 47135 states and 71352 transitions. [2019-10-07 05:26:26,192 INFO L78 Accepts]: Start accepts. Automaton has 47135 states and 71352 transitions. Word has length 649 [2019-10-07 05:26:26,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:26,193 INFO L462 AbstractCegarLoop]: Abstraction has 47135 states and 71352 transitions. [2019-10-07 05:26:26,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:26:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 47135 states and 71352 transitions. [2019-10-07 05:26:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2019-10-07 05:26:26,211 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:26,212 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 11, 10, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:26,212 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:26,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:26,212 INFO L82 PathProgramCache]: Analyzing trace with hash -430961768, now seen corresponding path program 1 times [2019-10-07 05:26:26,213 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:26,213 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:26,213 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:26,213 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:26,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:26:27,585 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2019-10-07 05:26:27,586 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:27,586 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:26:27,586 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-07 05:26:27,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-07 05:26:27,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-07 05:26:27,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-07 05:26:27,589 INFO L87 Difference]: Start difference. First operand 47135 states and 71352 transitions. Second operand 8 states. [2019-10-07 05:26:29,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:29,247 INFO L93 Difference]: Finished difference Result 94306 states and 154845 transitions. [2019-10-07 05:26:29,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 05:26:29,248 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 649 [2019-10-07 05:26:29,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:29,522 INFO L225 Difference]: With dead ends: 94306 [2019-10-07 05:26:29,522 INFO L226 Difference]: Without dead ends: 47207 [2019-10-07 05:26:29,718 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-07 05:26:29,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47207 states. [2019-10-07 05:26:34,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47207 to 46826. [2019-10-07 05:26:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46826 states. [2019-10-07 05:26:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46826 states to 46826 states and 70863 transitions. [2019-10-07 05:26:34,696 INFO L78 Accepts]: Start accepts. Automaton has 46826 states and 70863 transitions. Word has length 649 [2019-10-07 05:26:34,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:34,697 INFO L462 AbstractCegarLoop]: Abstraction has 46826 states and 70863 transitions. [2019-10-07 05:26:34,697 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-07 05:26:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 46826 states and 70863 transitions. [2019-10-07 05:26:34,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2019-10-07 05:26:34,714 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:34,715 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 11, 10, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:34,715 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:34,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:34,715 INFO L82 PathProgramCache]: Analyzing trace with hash -892567230, now seen corresponding path program 1 times [2019-10-07 05:26:34,716 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:34,716 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:34,716 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:34,716 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:34,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:26:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2019-10-07 05:26:35,583 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:35,583 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:26:35,584 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:26:35,587 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:26:35,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:26:35,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:26:35,588 INFO L87 Difference]: Start difference. First operand 46826 states and 70863 transitions. Second operand 5 states. [2019-10-07 05:26:38,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:38,155 INFO L93 Difference]: Finished difference Result 93652 states and 152897 transitions. [2019-10-07 05:26:38,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 05:26:38,156 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 650 [2019-10-07 05:26:38,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:38,421 INFO L225 Difference]: With dead ends: 93652 [2019-10-07 05:26:38,421 INFO L226 Difference]: Without dead ends: 46862 [2019-10-07 05:26:38,618 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:26:38,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46862 states. [2019-10-07 05:26:40,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46862 to 46814. [2019-10-07 05:26:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46814 states. [2019-10-07 05:26:41,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46814 states to 46814 states and 70842 transitions. [2019-10-07 05:26:41,009 INFO L78 Accepts]: Start accepts. Automaton has 46814 states and 70842 transitions. Word has length 650 [2019-10-07 05:26:41,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:41,009 INFO L462 AbstractCegarLoop]: Abstraction has 46814 states and 70842 transitions. [2019-10-07 05:26:41,009 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:26:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 46814 states and 70842 transitions. [2019-10-07 05:26:41,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2019-10-07 05:26:41,027 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:41,028 INFO L385 BasicCegarLoop]: trace histogram [16, 16, 11, 10, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:41,028 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:41,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:41,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1279915696, now seen corresponding path program 1 times [2019-10-07 05:26:41,029 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:41,029 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:41,029 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:41,030 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:41,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:26:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 817 trivial. 0 not checked. [2019-10-07 05:26:41,692 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:41,692 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:26:41,692 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:26:41,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:26:41,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:26:41,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:26:41,695 INFO L87 Difference]: Start difference. First operand 46814 states and 70842 transitions. Second operand 3 states. [2019-10-07 05:26:46,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:46,925 INFO L93 Difference]: Finished difference Result 93448 states and 155984 transitions. [2019-10-07 05:26:46,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:26:46,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 665 [2019-10-07 05:26:46,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:47,138 INFO L225 Difference]: With dead ends: 93448 [2019-10-07 05:26:47,138 INFO L226 Difference]: Without dead ends: 46670 [2019-10-07 05:26:47,300 INFO L606 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 [2019-10-07 05:26:47,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46670 states. [2019-10-07 05:26:48,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46670 to 46580. [2019-10-07 05:26:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46580 states. [2019-10-07 05:26:48,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46580 states to 46580 states and 70590 transitions. [2019-10-07 05:26:48,924 INFO L78 Accepts]: Start accepts. Automaton has 46580 states and 70590 transitions. Word has length 665 [2019-10-07 05:26:48,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:48,925 INFO L462 AbstractCegarLoop]: Abstraction has 46580 states and 70590 transitions. [2019-10-07 05:26:48,925 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:26:48,925 INFO L276 IsEmpty]: Start isEmpty. Operand 46580 states and 70590 transitions. [2019-10-07 05:26:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 960 [2019-10-07 05:26:48,946 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:48,947 INFO L385 BasicCegarLoop]: trace histogram [20, 20, 17, 16, 15, 11, 11, 11, 11, 9, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:48,947 INFO L410 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:48,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:48,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1544980582, now seen corresponding path program 1 times [2019-10-07 05:26:48,948 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:48,948 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:48,949 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:48,949 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:48,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:26:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 1947 trivial. 0 not checked. [2019-10-07 05:26:50,976 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:50,977 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:26:50,977 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 05:26:50,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 05:26:50,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 05:26:50,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 05:26:50,980 INFO L87 Difference]: Start difference. First operand 46580 states and 70590 transitions. Second operand 4 states. [2019-10-07 05:26:52,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:26:52,831 INFO L93 Difference]: Finished difference Result 93136 states and 155576 transitions. [2019-10-07 05:26:52,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 05:26:52,832 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 959 [2019-10-07 05:26:52,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:26:53,093 INFO L225 Difference]: With dead ends: 93136 [2019-10-07 05:26:53,093 INFO L226 Difference]: Without dead ends: 46584 [2019-10-07 05:26:53,897 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:26:53,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46584 states. [2019-10-07 05:26:55,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46584 to 46584. [2019-10-07 05:26:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46584 states. [2019-10-07 05:26:55,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46584 states to 46584 states and 70594 transitions. [2019-10-07 05:26:55,526 INFO L78 Accepts]: Start accepts. Automaton has 46584 states and 70594 transitions. Word has length 959 [2019-10-07 05:26:55,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:26:55,527 INFO L462 AbstractCegarLoop]: Abstraction has 46584 states and 70594 transitions. [2019-10-07 05:26:55,527 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 05:26:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 46584 states and 70594 transitions. [2019-10-07 05:26:55,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 961 [2019-10-07 05:26:55,547 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:26:55,548 INFO L385 BasicCegarLoop]: trace histogram [20, 20, 17, 16, 15, 11, 11, 11, 11, 9, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:26:55,548 INFO L410 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:26:55,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:26:55,549 INFO L82 PathProgramCache]: Analyzing trace with hash 783180019, now seen corresponding path program 1 times [2019-10-07 05:26:55,549 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:26:55,549 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:26:55,549 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:55,549 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:26:55,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:26:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:27:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1967 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 1948 trivial. 0 not checked. [2019-10-07 05:27:00,986 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:27:00,986 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:27:00,986 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 05:27:00,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 05:27:00,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 05:27:00,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 05:27:00,989 INFO L87 Difference]: Start difference. First operand 46584 states and 70594 transitions. Second operand 4 states. [2019-10-07 05:27:17,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:27:17,255 INFO L93 Difference]: Finished difference Result 93104 states and 152202 transitions. [2019-10-07 05:27:17,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 05:27:17,256 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 960 [2019-10-07 05:27:17,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:27:17,898 INFO L225 Difference]: With dead ends: 93104 [2019-10-07 05:27:17,899 INFO L226 Difference]: Without dead ends: 46556 [2019-10-07 05:27:18,066 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:27:18,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46556 states. [2019-10-07 05:27:19,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46556 to 46556. [2019-10-07 05:27:19,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46556 states. [2019-10-07 05:27:19,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46556 states to 46556 states and 70546 transitions. [2019-10-07 05:27:19,866 INFO L78 Accepts]: Start accepts. Automaton has 46556 states and 70546 transitions. Word has length 960 [2019-10-07 05:27:19,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:27:19,867 INFO L462 AbstractCegarLoop]: Abstraction has 46556 states and 70546 transitions. [2019-10-07 05:27:19,867 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 05:27:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 46556 states and 70546 transitions. [2019-10-07 05:27:19,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2019-10-07 05:27:19,889 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:27:19,889 INFO L385 BasicCegarLoop]: trace histogram [20, 20, 17, 16, 14, 11, 11, 11, 11, 9, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:27:19,889 INFO L410 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 05:27:19,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:27:19,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1513896211, now seen corresponding path program 1 times [2019-10-07 05:27:19,890 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:27:19,890 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:27:19,890 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:27:19,890 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:27:19,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:27:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:27:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 1908 trivial. 0 not checked. [2019-10-07 05:27:23,643 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:27:23,643 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:27:23,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:27:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:27:26,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 7438 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 05:27:26,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:27:27,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 584 proven. 1 refuted. 0 times theorem prover too weak. 1343 trivial. 0 not checked. [2019-10-07 05:27:27,280 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:27:30,296 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 05:27:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 1908 trivial. 0 not checked. [2019-10-07 05:27:32,056 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 05:27:32,122 INFO L162 IcfgInterpreter]: Started Sifa with 499 locations of interest [2019-10-07 05:27:32,122 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 05:27:32,132 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 05:27:32,142 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 05:27:32,142 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 05:27:40,348 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string161.base| |#t~string60.base|) [2019-10-07 05:27:42,390 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string206.base| |#t~string60.base|) [2019-10-07 05:27:44,505 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string223.base|) [2019-10-07 05:27:46,569 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string226.base|) [2019-10-07 05:27:48,712 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| ~__ksymtab_macb_set_hwaddr~0.name.base) [2019-10-07 05:27:50,759 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string388.base| |#t~string60.base|) [2019-10-07 05:27:52,786 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| ~__ksymtab_macb_get_hwaddr~0.name.base) [2019-10-07 05:27:54,933 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string403.base|) [2019-10-07 05:27:57,003 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string406.base| |#t~string60.base|) [2019-10-07 05:27:59,072 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string438.base|) [2019-10-07 05:28:01,110 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string441.base|) [2019-10-07 05:28:03,150 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string442.base|) [2019-10-07 05:28:05,197 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string445.base|) [2019-10-07 05:28:07,242 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string450.base| |#t~string60.base|) [2019-10-07 05:28:09,295 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string457.base| |#t~string60.base|) [2019-10-07 05:28:11,358 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string465.base| |#t~string60.base|) [2019-10-07 05:28:13,394 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string474.base|) [2019-10-07 05:28:15,444 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string480.base|) [2019-10-07 05:28:17,519 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| ~__ksymtab_macb_mii_init~0.name.base) [2019-10-07 05:28:19,596 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string523.base|) [2019-10-07 05:28:21,673 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string537.base| |#t~string60.base|) [2019-10-07 05:28:23,842 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string548.base| |#t~string60.base|) [2019-10-07 05:28:25,897 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string597.base| |#t~string60.base|) [2019-10-07 05:28:27,936 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string620.base| |#t~string60.base|) [2019-10-07 05:28:30,121 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string627.base| |#t~string60.base|) [2019-10-07 05:28:32,499 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string697.base|) [2019-10-07 05:28:34,555 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string712.base|) [2019-10-07 05:28:36,636 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string713.base|) [2019-10-07 05:28:40,680 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string715.base|) [2019-10-07 05:28:42,734 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string716.base|) [2019-10-07 05:28:44,779 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string60.base| |#t~string721.base|) [2019-10-07 05:28:46,842 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string741.base| |#t~string60.base|) [2019-10-07 05:28:49,015 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string742.base| |#t~string60.base|) [2019-10-07 05:28:51,279 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string743.base| |#t~string60.base|) [2019-10-07 05:28:53,371 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string744.base| |#t~string60.base|) [2019-10-07 05:28:55,482 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string749.base| |#t~string60.base|) [2019-10-07 05:28:57,524 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string751.base| |#t~string60.base|) [2019-10-07 05:28:59,583 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string752.base| |#t~string60.base|) [2019-10-07 05:29:01,642 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string753.base| |#t~string60.base|) [2019-10-07 05:29:03,737 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string754.base| |#t~string60.base|) [2019-10-07 05:29:05,802 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string759.base| |#t~string60.base|)