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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 02:21:11,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:21:11,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:21:11,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:21:11,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:21:11,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:21:11,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:21:11,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:21:11,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:21:11,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:21:11,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:21:11,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:21:11,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:21:11,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:21:11,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:21:11,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:21:11,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:21:11,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:21:11,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:21:11,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:21:11,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:21:11,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:21:11,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:21:11,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:21:11,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:21:11,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:21:11,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:21:11,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:21:11,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:21:11,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:21:11,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:21:11,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:21:11,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:21:11,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:21:11,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:21:11,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:21:11,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:21:11,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:21:11,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:21:11,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:21:11,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:21:11,244 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 [2019-10-15 02:21:11,263 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:21:11,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:21:11,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:21:11,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:21:11,265 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:21:11,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:21:11,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:21:11,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:21:11,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:21:11,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:21:11,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:21:11,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:21:11,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:21:11,268 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:21:11,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:21:11,269 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:21:11,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:21:11,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:21:11,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:21:11,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:21:11,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:21:11,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:21:11,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:21:11,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:21:11,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:21:11,271 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:21:11,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:21:11,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:21:11,272 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 [2019-10-15 02:21:11,614 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:21:11,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:21:11,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:21:11,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:21:11,639 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:21:11,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2019-10-15 02:21:11,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7533abbf2/365f3584a7dc4fcf89cd8dd4289f9861/FLAG4190b45ca [2019-10-15 02:21:12,589 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:21:12,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2019-10-15 02:21:12,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7533abbf2/365f3584a7dc4fcf89cd8dd4289f9861/FLAG4190b45ca [2019-10-15 02:21:13,070 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7533abbf2/365f3584a7dc4fcf89cd8dd4289f9861 [2019-10-15 02:21:13,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:21:13,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:21:13,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:21:13,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:21:13,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:21:13,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:21:13" (1/1) ... [2019-10-15 02:21:13,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2365d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:13, skipping insertion in model container [2019-10-15 02:21:13,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:21:13" (1/1) ... [2019-10-15 02:21:13,100 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:21:13,255 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:21:15,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:21:15,923 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:21:16,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:21:16,874 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:21:16,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16 WrapperNode [2019-10-15 02:21:16,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:21:16,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:21:16,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:21:16,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:21:16,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (1/1) ... [2019-10-15 02:21:16,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (1/1) ... [2019-10-15 02:21:16,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (1/1) ... [2019-10-15 02:21:16,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (1/1) ... [2019-10-15 02:21:17,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (1/1) ... [2019-10-15 02:21:17,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (1/1) ... [2019-10-15 02:21:17,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (1/1) ... [2019-10-15 02:21:17,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:21:17,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:21:17,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:21:17,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:21:17,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (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 [2019-10-15 02:21:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:21:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:21:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~$Pointer$ [2019-10-15 02:21:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-15 02:21:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-15 02:21:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-15 02:21:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-15 02:21:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2019-10-15 02:21:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-15 02:21:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 02:21:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-15 02:21:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-15 02:21:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-15 02:21:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 02:21:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_zero [2019-10-15 02:21:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 02:21:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 02:21:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-15 02:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-15 02:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-15 02:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-15 02:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-15 02:21:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 02:21:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 02:21:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 02:21:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 02:21:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-15 02:21:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_prep_slave_sg [2019-10-15 02:21:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_cap_set [2019-10-15 02:21:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_cap_zero [2019-10-15 02:21:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-15 02:21:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-15 02:21:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-15 02:21:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-15 02:21:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_range_for_device [2019-10-15 02:21:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-15 02:21:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-15 02:21:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-15 02:21:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-15 02:21:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-15 02:21:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-15 02:21:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-15 02:21:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:21:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 02:21:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 02:21:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 02:21:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 02:21:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 02:21:17,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 02:21:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:21:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 02:21:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-15 02:21:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-15 02:21:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-15 02:21:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-15 02:21:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-15 02:21:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-15 02:21:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-15 02:21:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-15 02:21:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-15 02:21:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-15 02:21:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-15 02:21:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-15 02:21:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-15 02:21:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-15 02:21:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-15 02:21:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-15 02:21:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-15 02:21:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-15 02:21:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_resume_dma [2019-10-15 02:21:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_select_bank [2019-10-15 02:21:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write8 [2019-10-15 02:21:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write16 [2019-10-15 02:21:17,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_bits [2019-10-15 02:21:17,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_clear_bits [2019-10-15 02:21:17,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write32 [2019-10-15 02:21:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read8 [2019-10-15 02:21:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read16 [2019-10-15 02:21:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read32 [2019-10-15 02:21:17,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_reset [2019-10-15 02:21:17,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_link_status [2019-10-15 02:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_tx [2019-10-15 02:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_disable_tx [2019-10-15 02:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_rx [2019-10-15 02:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_disable_rx [2019-10-15 02:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_reset_hw [2019-10-15 02:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read_mac_addr [2019-10-15 02:21:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write_mac_addr [2019-10-15 02:21:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_fifo_space [2019-10-15 02:21:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_frame_dma [2019-10-15 02:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_frame [2019-10-15 02:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_rx_err_counters [2019-10-15 02:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_rx_counters [2019-10-15 02:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __ks8842_start_new_rx_dma [2019-10-15 02:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_rx_frame_dma_tasklet [2019-10-15 02:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_rx_frame [2019-10-15 02:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_rx [2019-10-15 02:21:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_tx [2019-10-15 02:21:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_rx_overrun [2019-10-15 02:21:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tasklet [2019-10-15 02:21:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_irq [2019-10-15 02:21:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_rx_cb [2019-10-15 02:21:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_tx_cb [2019-10-15 02:21:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_stop_dma [2019-10-15 02:21:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dealloc_dma_bufs [2019-10-15 02:21:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_filter_fn [2019-10-15 02:21:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_alloc_dma_bufs [2019-10-15 02:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_open [2019-10-15 02:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_close [2019-10-15 02:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_xmit_frame [2019-10-15 02:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_set_mac [2019-10-15 02:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_timeout_work [2019-10-15 02:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_timeout [2019-10-15 02:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_probe [2019-10-15 02:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_remove [2019-10-15 02:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_platform_driver_init [2019-10-15 02:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_platform_driver_exit [2019-10-15 02:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-15 02:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-15 02:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-15 02:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-10-15 02:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-15 02:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_2 [2019-10-15 02:21:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-15 02:21:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-15 02:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-15 02:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-15 02:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-15 02:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-15 02:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2019-10-15 02:21:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2019-10-15 02:21:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2019-10-15 02:21:17,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2019-10-15 02:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2019-10-15 02:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2019-10-15 02:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2019-10-15 02:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_19 [2019-10-15 02:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_20 [2019-10-15 02:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_21 [2019-10-15 02:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_22 [2019-10-15 02:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-15 02:21:17,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-15 02:21:17,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-15 02:21:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-15 02:21:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-15 02:21:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 02:21:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 02:21:17,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 02:21:17,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 02:21:17,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-15 02:21:17,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:21:17,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-15 02:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-15 02:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-15 02:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-15 02:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-15 02:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_request_channel [2019-10-15 02:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-10-15 02:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-15 02:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_range_for_device [2019-10-15 02:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-15 02:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2019-10-15 02:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-15 02:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-15 02:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-15 02:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-15 02:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-15 02:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-15 02:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-15 02:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-15 02:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-15 02:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-15 02:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-15 02:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-15 02:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-15 02:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-10-15 02:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-10-15 02:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-10-15 02:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-15 02:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-15 02:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-15 02:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-15 02:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-15 02:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-15 02:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-15 02:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 02:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-15 02:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-15 02:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-15 02:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2019-10-15 02:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-15 02:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-15 02:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-10-15 02:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-15 02:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-15 02:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 02:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 02:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 02:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-15 02:21:17,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:21:17,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:21:17,422 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 02:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_zero [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-15 02:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-10-15 02:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-15 02:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-15 02:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-15 02:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-15 02:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-10-15 02:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-15 02:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-15 02:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-15 02:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-15 02:21:17,428 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:21:17,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 02:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 02:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 02:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 02:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-15 02:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2019-10-15 02:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_prep_slave_sg [2019-10-15 02:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~$Pointer$ [2019-10-15 02:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_cap_set [2019-10-15 02:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_cap_zero [2019-10-15 02:21:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_request_channel [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_range_for_device [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-15 02:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_range_for_device [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-15 02:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-15 02:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 02:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-15 02:21:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-15 02:21:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-15 02:21:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-10-15 02:21:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-15 02:21:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_2 [2019-10-15 02:21:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-15 02:21:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-15 02:21:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-15 02:21:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2019-10-15 02:21:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-15 02:21:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_21 [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_22 [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-15 02:21:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_20 [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-15 02:21:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-15 02:21:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_19 [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-15 02:21:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_rx_cb [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_tx_cb [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_resume_dma [2019-10-15 02:21:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_select_bank [2019-10-15 02:21:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write8 [2019-10-15 02:21:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write16 [2019-10-15 02:21:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_bits [2019-10-15 02:21:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_clear_bits [2019-10-15 02:21:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write32 [2019-10-15 02:21:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read8 [2019-10-15 02:21:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read16 [2019-10-15 02:21:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read32 [2019-10-15 02:21:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_reset [2019-10-15 02:21:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_link_status [2019-10-15 02:21:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_tx [2019-10-15 02:21:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_disable_tx [2019-10-15 02:21:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_rx [2019-10-15 02:21:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_disable_rx [2019-10-15 02:21:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_reset_hw [2019-10-15 02:21:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read_mac_addr [2019-10-15 02:21:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write_mac_addr [2019-10-15 02:21:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_fifo_space [2019-10-15 02:21:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_frame_dma [2019-10-15 02:21:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2019-10-15 02:21:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:21:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_frame [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_rx_err_counters [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_rx_counters [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure __ks8842_start_new_rx_dma [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_rx_frame_dma_tasklet [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_rx_frame [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_rx [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_tx [2019-10-15 02:21:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_rx_overrun [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tasklet [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_irq [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_stop_dma [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dealloc_dma_bufs [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_filter_fn [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_alloc_dma_bufs [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_open [2019-10-15 02:21:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_close [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_xmit_frame [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_set_mac [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_timeout_work [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_timeout [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_probe [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_remove [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_platform_driver_init [2019-10-15 02:21:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_platform_driver_exit [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-15 02:21:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-15 02:21:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-15 02:21:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:21:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 02:21:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-15 02:21:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 02:21:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:21:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:21:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:21:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:21:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:21:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 02:21:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 02:21:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 02:21:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 02:21:18,802 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 02:21:32,929 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:21:32,929 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 02:21:32,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:21:32 BoogieIcfgContainer [2019-10-15 02:21:32,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:21:32,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:21:32,933 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:21:32,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:21:32,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:21:13" (1/3) ... [2019-10-15 02:21:32,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7755fcc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:21:32, skipping insertion in model container [2019-10-15 02:21:32,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:21:16" (2/3) ... [2019-10-15 02:21:32,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7755fcc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:21:32, skipping insertion in model container [2019-10-15 02:21:32,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:21:32" (3/3) ... [2019-10-15 02:21:32,940 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2019-10-15 02:21:32,950 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:21:32,961 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 02:21:32,973 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 02:21:33,008 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:21:33,008 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:21:33,008 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:21:33,008 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:21:33,008 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:21:33,008 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:21:33,008 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:21:33,009 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:21:33,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states. [2019-10-15 02:21:33,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 02:21:33,070 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:21:33,071 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:21:33,073 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:21:33,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:21:33,078 INFO L82 PathProgramCache]: Analyzing trace with hash -13187900, now seen corresponding path program 1 times [2019-10-15 02:21:33,088 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:21:33,088 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266704668] [2019-10-15 02:21:33,089 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:33,089 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:33,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:21:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:21:33,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-15 02:21:33,879 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266704668] [2019-10-15 02:21:33,880 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:21:33,880 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:21:33,880 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207013347] [2019-10-15 02:21:33,885 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:21:33,885 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:21:33,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:21:33,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:21:33,902 INFO L87 Difference]: Start difference. First operand 1385 states. Second operand 3 states. [2019-10-15 02:21:36,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:21:36,557 INFO L93 Difference]: Finished difference Result 3246 states and 4145 transitions. [2019-10-15 02:21:36,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:21:36,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-10-15 02:21:36,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:21:36,602 INFO L225 Difference]: With dead ends: 3246 [2019-10-15 02:21:36,602 INFO L226 Difference]: Without dead ends: 2126 [2019-10-15 02:21:36,617 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:21:36,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2126 states. [2019-10-15 02:21:36,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2126 to 2126. [2019-10-15 02:21:36,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2126 states. [2019-10-15 02:21:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 2126 states and 2663 transitions. [2019-10-15 02:21:36,872 INFO L78 Accepts]: Start accepts. Automaton has 2126 states and 2663 transitions. Word has length 57 [2019-10-15 02:21:36,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:21:36,873 INFO L462 AbstractCegarLoop]: Abstraction has 2126 states and 2663 transitions. [2019-10-15 02:21:36,873 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:21:36,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2663 transitions. [2019-10-15 02:21:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-15 02:21:36,882 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:21:36,882 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:21:36,883 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:21:36,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:21:36,883 INFO L82 PathProgramCache]: Analyzing trace with hash 2135048024, now seen corresponding path program 1 times [2019-10-15 02:21:36,883 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:21:36,884 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680210445] [2019-10-15 02:21:36,884 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:36,884 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:36,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:21:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:21:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-15 02:21:37,233 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680210445] [2019-10-15 02:21:37,233 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:21:37,233 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 02:21:37,233 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656975394] [2019-10-15 02:21:37,235 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 02:21:37,236 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:21:37,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 02:21:37,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 02:21:37,236 INFO L87 Difference]: Start difference. First operand 2126 states and 2663 transitions. Second operand 6 states. [2019-10-15 02:21:41,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:21:41,807 INFO L93 Difference]: Finished difference Result 4242 states and 5349 transitions. [2019-10-15 02:21:41,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 02:21:41,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2019-10-15 02:21:41,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:21:41,853 INFO L225 Difference]: With dead ends: 4242 [2019-10-15 02:21:41,853 INFO L226 Difference]: Without dead ends: 4221 [2019-10-15 02:21:41,859 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 02:21:41,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4221 states. [2019-10-15 02:21:42,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4221 to 4221. [2019-10-15 02:21:42,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4221 states. [2019-10-15 02:21:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 4221 states and 5327 transitions. [2019-10-15 02:21:42,140 INFO L78 Accepts]: Start accepts. Automaton has 4221 states and 5327 transitions. Word has length 70 [2019-10-15 02:21:42,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:21:42,142 INFO L462 AbstractCegarLoop]: Abstraction has 4221 states and 5327 transitions. [2019-10-15 02:21:42,142 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 02:21:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 4221 states and 5327 transitions. [2019-10-15 02:21:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-10-15 02:21:42,166 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:21:42,167 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-10-15 02:21:42,167 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:21:42,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:21:42,168 INFO L82 PathProgramCache]: Analyzing trace with hash -565790155, now seen corresponding path program 1 times [2019-10-15 02:21:42,168 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:21:42,169 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360780619] [2019-10-15 02:21:42,170 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:42,170 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:42,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:21:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:21:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-15 02:21:42,559 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360780619] [2019-10-15 02:21:42,560 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:21:42,560 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:21:42,560 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931416118] [2019-10-15 02:21:42,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:21:42,563 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:21:42,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:21:42,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:21:42,564 INFO L87 Difference]: Start difference. First operand 4221 states and 5327 transitions. Second operand 3 states. [2019-10-15 02:21:43,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:21:43,382 INFO L93 Difference]: Finished difference Result 9831 states and 12359 transitions. [2019-10-15 02:21:43,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:21:43,382 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 163 [2019-10-15 02:21:43,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:21:43,426 INFO L225 Difference]: With dead ends: 9831 [2019-10-15 02:21:43,426 INFO L226 Difference]: Without dead ends: 5628 [2019-10-15 02:21:43,451 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:21:43,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5628 states. [2019-10-15 02:21:43,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5628 to 5519. [2019-10-15 02:21:43,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5519 states. [2019-10-15 02:21:43,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5519 states to 5519 states and 6929 transitions. [2019-10-15 02:21:43,816 INFO L78 Accepts]: Start accepts. Automaton has 5519 states and 6929 transitions. Word has length 163 [2019-10-15 02:21:43,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:21:43,817 INFO L462 AbstractCegarLoop]: Abstraction has 5519 states and 6929 transitions. [2019-10-15 02:21:43,817 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:21:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 5519 states and 6929 transitions. [2019-10-15 02:21:43,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-10-15 02:21:43,847 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:21:43,848 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 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] [2019-10-15 02:21:43,848 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:21:43,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:21:43,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1185669077, now seen corresponding path program 1 times [2019-10-15 02:21:43,849 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:21:43,850 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789565054] [2019-10-15 02:21:43,850 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:43,850 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:43,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:21:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:21:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-10-15 02:21:44,390 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789565054] [2019-10-15 02:21:44,390 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:21:44,391 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:21:44,391 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320701332] [2019-10-15 02:21:44,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:21:44,392 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:21:44,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:21:44,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:21:44,393 INFO L87 Difference]: Start difference. First operand 5519 states and 6929 transitions. Second operand 3 states. [2019-10-15 02:21:45,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:21:45,072 INFO L93 Difference]: Finished difference Result 10367 states and 13043 transitions. [2019-10-15 02:21:45,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:21:45,073 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 312 [2019-10-15 02:21:45,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:21:45,118 INFO L225 Difference]: With dead ends: 10367 [2019-10-15 02:21:45,119 INFO L226 Difference]: Without dead ends: 4874 [2019-10-15 02:21:45,144 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:21:45,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4874 states. [2019-10-15 02:21:45,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4874 to 4825. [2019-10-15 02:21:45,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4825 states. [2019-10-15 02:21:45,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 4825 states and 6080 transitions. [2019-10-15 02:21:45,586 INFO L78 Accepts]: Start accepts. Automaton has 4825 states and 6080 transitions. Word has length 312 [2019-10-15 02:21:45,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:21:45,586 INFO L462 AbstractCegarLoop]: Abstraction has 4825 states and 6080 transitions. [2019-10-15 02:21:45,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:21:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 4825 states and 6080 transitions. [2019-10-15 02:21:45,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-10-15 02:21:45,607 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:21:45,607 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 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] [2019-10-15 02:21:45,608 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:21:45,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:21:45,608 INFO L82 PathProgramCache]: Analyzing trace with hash 587449306, now seen corresponding path program 1 times [2019-10-15 02:21:45,609 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:21:45,609 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114412280] [2019-10-15 02:21:45,609 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:45,609 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:21:45,610 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:21:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:21:46,145 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-10-15 02:21:46,146 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114412280] [2019-10-15 02:21:46,146 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:21:46,146 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:21:46,146 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47481523] [2019-10-15 02:21:46,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:21:46,148 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:21:46,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:21:46,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:21:46,148 INFO L87 Difference]: Start difference. First operand 4825 states and 6080 transitions. Second operand 3 states.