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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 11:56:43,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 11:56:43,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 11:56:43,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 11:56:43,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 11:56:43,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 11:56:43,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 11:56:43,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 11:56:43,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 11:56:43,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 11:56:43,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 11:56:43,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 11:56:43,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 11:56:43,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 11:56:43,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 11:56:43,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 11:56:43,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 11:56:43,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 11:56:43,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 11:56:43,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 11:56:43,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 11:56:43,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 11:56:43,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 11:56:43,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 11:56:43,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 11:56:43,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 11:56:43,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 11:56:43,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 11:56:43,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 11:56:43,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 11:56:43,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 11:56:43,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 11:56:43,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 11:56:43,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 11:56:43,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 11:56:43,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 11:56:43,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 11:56:43,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 11:56:43,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 11:56:43,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 11:56:43,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 11:56:43,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 11:56:43,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 11:56:43,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 11:56:43,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 11:56:43,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 11:56:43,663 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 11:56:43,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 11:56:43,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 11:56:43,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 11:56:43,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 11:56:43,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 11:56:43,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 11:56:43,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 11:56:43,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 11:56:43,667 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 11:56:43,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 11:56:43,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 11:56:43,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 11:56:43,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 11:56:43,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 11:56:43,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 11:56:43,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 11:56:43,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:56:43,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 11:56:43,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 11:56:43,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 11:56:43,670 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 11:56:43,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 11:56:43,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 11:56:43,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 11:56:43,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 11:56:44,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 11:56:44,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 11:56:44,023 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 11:56:44,024 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 11:56:44,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i [2019-10-07 11:56:44,117 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8653bfdd6/02d73e7f8d5243b5b518188bb3cc9a1d/FLAG18987248b [2019-10-07 11:56:45,156 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 11:56:45,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i [2019-10-07 11:56:45,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8653bfdd6/02d73e7f8d5243b5b518188bb3cc9a1d/FLAG18987248b [2019-10-07 11:56:45,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8653bfdd6/02d73e7f8d5243b5b518188bb3cc9a1d [2019-10-07 11:56:45,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 11:56:45,474 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 11:56:45,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 11:56:45,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 11:56:45,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 11:56:45,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:56:45" (1/1) ... [2019-10-07 11:56:45,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2fabe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:45, skipping insertion in model container [2019-10-07 11:56:45,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:56:45" (1/1) ... [2019-10-07 11:56:45,490 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 11:56:45,701 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 11:56:48,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:56:49,102 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 11:56:49,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:56:50,630 INFO L192 MainTranslator]: Completed translation [2019-10-07 11:56:50,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50 WrapperNode [2019-10-07 11:56:50,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 11:56:50,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 11:56:50,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 11:56:50,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 11:56:50,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... [2019-10-07 11:56:50,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... [2019-10-07 11:56:50,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... [2019-10-07 11:56:50,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... [2019-10-07 11:56:51,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... [2019-10-07 11:56:51,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... [2019-10-07 11:56:51,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... [2019-10-07 11:56:51,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 11:56:51,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 11:56:51,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 11:56:51,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 11:56:51,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:56:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 11:56:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 11:56:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 11:56:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 11:56:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 11:56:51,300 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 11:56:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 11:56:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 11:56:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 11:56:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswahb32 [2019-10-07 11:56:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __swahb32p [2019-10-07 11:56:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 11:56:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 11:56:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 11:56:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 11:56:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 11:56:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 11:56:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 11:56:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 11:56:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 11:56:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 11:56:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-07 11:56:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 11:56:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-07 11:56:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-07 11:56:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 11:56:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-07 11:56:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-07 11:56:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-07 11:56:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-07 11:56:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-07 11:56:51,310 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-10-07 11:56:51,310 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-10-07 11:56:51,311 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-07 11:56:51,311 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_unlock_wait [2019-10-07 11:56:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-07 11:56:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 11:56:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 11:56:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-07 11:56:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-07 11:56:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-07 11:56:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-07 11:56:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-07 11:56:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-07 11:56:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2019-10-07 11:56:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-07 11:56:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-07 11:56:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-07 11:56:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2019-10-07 11:56:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2019-10-07 11:56:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2019-10-07 11:56:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2019-10-07 11:56:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-07 11:56:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-07 11:56:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-07 11:56:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone_writable [2019-10-07 11:56:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-07 11:56:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-07 11:56:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_sk [2019-10-07 11:56:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_pop [2019-10-07 11:56:51,317 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_param_show [2019-10-07 11:56:51,317 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_param_store [2019-10-07 11:56:51,317 INFO L138 BoogieDeclarations]: Found implementation of procedure next_string [2019-10-07 11:56:51,317 INFO L138 BoogieDeclarations]: Found implementation of procedure process_status [2019-10-07 11:56:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure process_command [2019-10-07 11:56:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure console_show [2019-10-07 11:56:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2019-10-07 11:56:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure console_store [2019-10-07 11:56:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure geos_gpio_store [2019-10-07 11:56:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure geos_gpio_show [2019-10-07 11:56:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_show [2019-10-07 11:56:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure flash_upgrade [2019-10-07 11:56:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_irq [2019-10-07 11:56:51,320 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_bh [2019-10-07 11:56:51,320 INFO L138 BoogieDeclarations]: Found implementation of procedure find_vcc [2019-10-07 11:56:51,320 INFO L138 BoogieDeclarations]: Found implementation of procedure popen [2019-10-07 11:56:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pclose [2019-10-07 11:56:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure print_buffer [2019-10-07 11:56:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure fpga_queue [2019-10-07 11:56:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure fpga_tx [2019-10-07 11:56:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure psend [2019-10-07 11:56:51,322 INFO L138 BoogieDeclarations]: Found implementation of procedure fpga_probe [2019-10-07 11:56:51,322 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_init [2019-10-07 11:56:51,322 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_remove [2019-10-07 11:56:51,323 INFO L138 BoogieDeclarations]: Found implementation of procedure fpga_remove [2019-10-07 11:56:51,323 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_pci_init [2019-10-07 11:56:51,323 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_pci_exit [2019-10-07 11:56:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_32 [2019-10-07 11:56:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_22 [2019-10-07 11:56:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-07 11:56:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_23 [2019-10-07 11:56:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_30 [2019-10-07 11:56:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_2 [2019-10-07 11:56:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_26 [2019-10-07 11:56:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_geos_gpio_attr_9 [2019-10-07 11:56:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_28 [2019-10-07 11:56:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_21 [2019-10-07 11:56:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_24 [2019-10-07 11:56:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_geos_gpio_attr_10 [2019-10-07 11:56:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_atmdev_ops_3 [2019-10-07 11:56:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_35 [2019-10-07 11:56:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_90 [2019-10-07 11:56:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-07 11:56:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-07 11:56:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_18 [2019-10-07 11:56:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_20 [2019-10-07 11:56:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_33 [2019-10-07 11:56:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_31 [2019-10-07 11:56:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-07 11:56:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_29 [2019-10-07 11:56:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_36 [2019-10-07 11:56:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_geos_gpio_attr_8 [2019-10-07 11:56:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_25 [2019-10-07 11:56:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_19 [2019-10-07 11:56:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_geos_gpio_attr_11 [2019-10-07 11:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_geos_gpio_attr_7 [2019-10-07 11:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_27 [2019-10-07 11:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-07 11:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 11:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 11:56:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 11:56:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 11:56:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 11:56:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 11:56:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 11:56:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-07 11:56:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-07 11:56:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-07 11:56:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-07 11:56:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-07 11:56:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-07 11:56:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-07 11:56:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-07 11:56:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-07 11:56:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-07 11:56:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-07 11:56:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_37 [2019-10-07 11:56:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_38 [2019-10-07 11:56:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_39 [2019-10-07 11:56:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_register_40 [2019-10-07 11:56:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_deregister_41 [2019-10-07 11:56:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_42 [2019-10-07 11:56:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_43 [2019-10-07 11:56:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_44 [2019-10-07 11:56:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 11:56:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 11:56:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 11:56:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 11:56:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 11:56:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 11:56:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-07 11:56:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-07 11:56:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 11:56:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 11:56:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-07 11:56:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-07 11:56:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 11:56:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-07 11:56:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 11:56:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:56:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2019-10-07 11:56:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2019-10-07 11:56:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_register [2019-10-07 11:56:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_signal_change [2019-10-07 11:56:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-07 11:56:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-07 11:56:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-07 11:56:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 11:56:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 11:56:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-07 11:56:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-07 11:56:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-07 11:56:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 11:56:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 11:56:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-07 11:56:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-07 11:56:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-07 11:56:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 11:56:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 11:56:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_2 [2019-10-07 11:56:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-07 11:56:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-07 11:56:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-07 11:56:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-07 11:56:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-07 11:56:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 11:56:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-07 11:56:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-07 11:56:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtol [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 11:56:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-07 11:56:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2019-10-07 11:56:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-07 11:56:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-07 11:56:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-07 11:56:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-10-07 11:56:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 11:56:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 11:56:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 11:56:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 11:56:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 11:56:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 11:56:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure __fswahb32 [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure __swahb32p [2019-10-07 11:56:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtol [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-07 11:56:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 11:56:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 11:56:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 11:56:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 11:56:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 11:56:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 11:56:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 11:56:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 11:56:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 11:56:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 11:56:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 11:56:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 11:56:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 11:56:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 11:56:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 11:56:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 11:56:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 11:56:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 11:56:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 11:56:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 11:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 11:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-07 11:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 11:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-07 11:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 11:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-07 11:56:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 11:56:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 11:56:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 11:56:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-10-07 11:56:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-10-07 11:56:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-07 11:56:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:56:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-07 11:56:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-07 11:56:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-10-07 11:56:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 11:56:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_32 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_22 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_23 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_30 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_2 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_26 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_geos_gpio_attr_9 [2019-10-07 11:56:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_28 [2019-10-07 11:56:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_21 [2019-10-07 11:56:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_24 [2019-10-07 11:56:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_geos_gpio_attr_10 [2019-10-07 11:56:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_atmdev_ops_3 [2019-10-07 11:56:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_35 [2019-10-07 11:56:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_90 [2019-10-07 11:56:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_18 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_20 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_33 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_31 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_29 [2019-10-07 11:56:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_36 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_geos_gpio_attr_8 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_25 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_19 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_geos_gpio_attr_11 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_geos_gpio_attr_7 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_27 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-07 11:56:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_38 [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_39 [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_42 [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_unlock_wait [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-07 11:56:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 11:56:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_43 [2019-10-07 11:56:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_44 [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 11:56:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-07 11:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 11:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-07 11:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-07 11:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-07 11:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-07 11:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-07 11:56:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-07 11:56:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-07 11:56:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-07 11:56:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-07 11:56:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-07 11:56:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_37 [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-07 11:56:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-07 11:56:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-07 11:56:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-07 11:56:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-07 11:56:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-07 11:56:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone_writable [2019-10-07 11:56:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-07 11:56:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-07 11:56:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure atm_sk [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_register [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_register_40 [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_deregister_41 [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_signal_change [2019-10-07 11:56:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2019-10-07 11:56:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-07 11:56:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-07 11:56:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure fpga_queue [2019-10-07 11:56:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure fpga_tx [2019-10-07 11:56:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure solos_irq [2019-10-07 11:56:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure find_vcc [2019-10-07 11:56:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure atm_init [2019-10-07 11:56:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure atm_remove [2019-10-07 11:56:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2019-10-07 11:56:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure solos_bh [2019-10-07 11:56:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure print_buffer [2019-10-07 11:56:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure solos_pop [2019-10-07 11:56:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 11:56:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure solos_param_show [2019-10-07 11:56:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure solos_param_store [2019-10-07 11:56:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure next_string [2019-10-07 11:56:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure process_status [2019-10-07 11:56:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure process_command [2019-10-07 11:56:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure console_show [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure console_store [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure geos_gpio_store [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure geos_gpio_show [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_show [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure flash_upgrade [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure psend [2019-10-07 11:56:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure fpga_probe [2019-10-07 11:56:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure fpga_remove [2019-10-07 11:56:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure solos_pci_init [2019-10-07 11:56:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure solos_pci_exit [2019-10-07 11:56:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_2 [2019-10-07 11:56:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 11:56:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 11:56:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-07 11:56:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-07 11:56:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-07 11:56:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 11:56:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 11:56:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 11:56:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 11:56:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 11:56:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 11:56:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 11:56:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 11:56:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 11:56:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 11:56:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 11:56:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 11:56:52,970 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 11:57:21,211 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 11:57:21,212 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 11:57:21,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:57:21 BoogieIcfgContainer [2019-10-07 11:57:21,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 11:57:21,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 11:57:21,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 11:57:21,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 11:57:21,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 11:56:45" (1/3) ... [2019-10-07 11:57:21,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a29cd0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:57:21, skipping insertion in model container [2019-10-07 11:57:21,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:56:50" (2/3) ... [2019-10-07 11:57:21,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a29cd0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:57:21, skipping insertion in model container [2019-10-07 11:57:21,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:57:21" (3/3) ... [2019-10-07 11:57:21,224 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i [2019-10-07 11:57:21,234 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 11:57:21,247 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 11:57:21,257 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 11:57:21,297 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 11:57:21,297 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 11:57:21,297 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 11:57:21,298 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 11:57:21,298 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 11:57:21,298 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 11:57:21,298 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 11:57:21,298 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 11:57:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states. [2019-10-07 11:57:21,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2151 [2019-10-07 11:57:21,486 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:57:21,489 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:57:21,492 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:57:21,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:57:21,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1051476091, now seen corresponding path program 1 times [2019-10-07 11:57:21,509 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:57:21,509 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:57:21,510 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:21,510 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:21,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:57:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:57:31,388 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:57:31,389 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:57:31,389 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:57:31,390 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:57:31,399 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:57:31,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:57:31,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:57:31,419 INFO L87 Difference]: Start difference. First operand 2935 states. Second operand 3 states. [2019-10-07 11:57:33,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:57:33,947 INFO L93 Difference]: Finished difference Result 7058 states and 10379 transitions. [2019-10-07 11:57:33,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:57:33,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2150 [2019-10-07 11:57:33,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:57:34,013 INFO L225 Difference]: With dead ends: 7058 [2019-10-07 11:57:34,013 INFO L226 Difference]: Without dead ends: 4652 [2019-10-07 11:57:34,047 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:57:34,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4652 states. [2019-10-07 11:57:34,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4652 to 4648. [2019-10-07 11:57:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4648 states. [2019-10-07 11:57:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 4648 states and 6599 transitions. [2019-10-07 11:57:34,591 INFO L78 Accepts]: Start accepts. Automaton has 4648 states and 6599 transitions. Word has length 2150 [2019-10-07 11:57:34,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:57:34,604 INFO L462 AbstractCegarLoop]: Abstraction has 4648 states and 6599 transitions. [2019-10-07 11:57:34,605 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:57:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 4648 states and 6599 transitions. [2019-10-07 11:57:34,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2152 [2019-10-07 11:57:34,871 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:57:34,874 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:57:34,875 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:57:34,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:57:34,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1226653093, now seen corresponding path program 1 times [2019-10-07 11:57:34,876 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:57:34,876 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:57:34,877 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:34,877 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:34,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:57:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:57:42,467 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:57:42,467 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:57:42,467 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:57:42,468 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:57:42,473 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:57:42,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:57:42,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:57:42,474 INFO L87 Difference]: Start difference. First operand 4648 states and 6599 transitions. Second operand 3 states. [2019-10-07 11:57:44,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:57:44,853 INFO L93 Difference]: Finished difference Result 12820 states and 18129 transitions. [2019-10-07 11:57:44,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:57:44,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2151 [2019-10-07 11:57:44,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:57:44,943 INFO L225 Difference]: With dead ends: 12820 [2019-10-07 11:57:44,943 INFO L226 Difference]: Without dead ends: 8713 [2019-10-07 11:57:44,974 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:57:44,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8713 states. [2019-10-07 11:57:45,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8713 to 8708. [2019-10-07 11:57:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8708 states. [2019-10-07 11:57:45,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8708 states to 8708 states and 12328 transitions. [2019-10-07 11:57:45,517 INFO L78 Accepts]: Start accepts. Automaton has 8708 states and 12328 transitions. Word has length 2151 [2019-10-07 11:57:45,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:57:45,523 INFO L462 AbstractCegarLoop]: Abstraction has 8708 states and 12328 transitions. [2019-10-07 11:57:45,523 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:57:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 8708 states and 12328 transitions. [2019-10-07 11:57:45,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2154 [2019-10-07 11:57:45,585 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:57:45,588 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:57:45,588 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:57:45,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:57:45,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1442238315, now seen corresponding path program 1 times [2019-10-07 11:57:45,589 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:57:45,589 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:57:45,590 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:45,590 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:45,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:57:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:57:52,082 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:57:52,082 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:57:52,083 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:57:52,083 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:57:52,085 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:57:52,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:57:52,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:57:52,086 INFO L87 Difference]: Start difference. First operand 8708 states and 12328 transitions. Second operand 3 states. [2019-10-07 11:57:54,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:57:54,621 INFO L93 Difference]: Finished difference Result 24966 states and 35274 transitions. [2019-10-07 11:57:54,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:57:54,622 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2153 [2019-10-07 11:57:54,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:57:54,817 INFO L225 Difference]: With dead ends: 24966 [2019-10-07 11:57:54,817 INFO L226 Difference]: Without dead ends: 16799 [2019-10-07 11:57:54,880 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:57:54,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16799 states. [2019-10-07 11:57:55,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16799 to 16792. [2019-10-07 11:57:55,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16792 states. [2019-10-07 11:57:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16792 states to 16792 states and 23740 transitions. [2019-10-07 11:57:55,834 INFO L78 Accepts]: Start accepts. Automaton has 16792 states and 23740 transitions. Word has length 2153 [2019-10-07 11:57:55,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:57:55,838 INFO L462 AbstractCegarLoop]: Abstraction has 16792 states and 23740 transitions. [2019-10-07 11:57:55,838 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:57:55,838 INFO L276 IsEmpty]: Start isEmpty. Operand 16792 states and 23740 transitions. [2019-10-07 11:57:55,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2155 [2019-10-07 11:57:55,902 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:57:55,904 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:57:55,904 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:57:55,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:57:55,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1409980642, now seen corresponding path program 1 times [2019-10-07 11:57:55,905 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:57:55,905 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:57:55,906 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:55,906 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:57:55,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:57:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:58:01,799 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:58:01,800 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:58:01,801 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:58:01,801 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:58:01,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:58:01,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:58:01,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:01,805 INFO L87 Difference]: Start difference. First operand 16792 states and 23740 transitions. Second operand 3 states. [2019-10-07 11:58:04,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:58:04,698 INFO L93 Difference]: Finished difference Result 49102 states and 69342 transitions. [2019-10-07 11:58:04,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:58:04,698 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2154 [2019-10-07 11:58:04,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:58:04,944 INFO L225 Difference]: With dead ends: 49102 [2019-10-07 11:58:04,945 INFO L226 Difference]: Without dead ends: 32851 [2019-10-07 11:58:05,035 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:05,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32851 states. [2019-10-07 11:58:06,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32851 to 32840. [2019-10-07 11:58:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32840 states. [2019-10-07 11:58:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32840 states to 32840 states and 46388 transitions. [2019-10-07 11:58:06,600 INFO L78 Accepts]: Start accepts. Automaton has 32840 states and 46388 transitions. Word has length 2154 [2019-10-07 11:58:06,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:58:06,603 INFO L462 AbstractCegarLoop]: Abstraction has 32840 states and 46388 transitions. [2019-10-07 11:58:06,603 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:58:06,603 INFO L276 IsEmpty]: Start isEmpty. Operand 32840 states and 46388 transitions. [2019-10-07 11:58:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2156 [2019-10-07 11:58:06,644 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:58:06,645 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:58:06,646 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:58:06,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:58:06,647 INFO L82 PathProgramCache]: Analyzing trace with hash -866135856, now seen corresponding path program 1 times [2019-10-07 11:58:06,647 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:58:06,647 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:58:06,648 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:58:06,648 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:58:06,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:58:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:58:11,235 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:58:11,235 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:58:11,236 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:58:11,236 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:58:11,237 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:58:11,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:58:11,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:11,238 INFO L87 Difference]: Start difference. First operand 32840 states and 46388 transitions. Second operand 3 states. [2019-10-07 11:58:15,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:58:15,354 INFO L93 Difference]: Finished difference Result 96682 states and 136498 transitions. [2019-10-07 11:58:15,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:58:15,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2155 [2019-10-07 11:58:15,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:58:15,703 INFO L225 Difference]: With dead ends: 96682 [2019-10-07 11:58:15,703 INFO L226 Difference]: Without dead ends: 64383 [2019-10-07 11:58:15,849 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:15,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64383 states. [2019-10-07 11:58:17,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64383 to 64376. [2019-10-07 11:58:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64376 states. [2019-10-07 11:58:17,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64376 states to 64376 states and 90892 transitions. [2019-10-07 11:58:17,787 INFO L78 Accepts]: Start accepts. Automaton has 64376 states and 90892 transitions. Word has length 2155 [2019-10-07 11:58:17,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:58:17,791 INFO L462 AbstractCegarLoop]: Abstraction has 64376 states and 90892 transitions. [2019-10-07 11:58:17,791 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:58:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 64376 states and 90892 transitions. [2019-10-07 11:58:17,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2156 [2019-10-07 11:58:17,829 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:58:17,831 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:58:17,831 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:58:17,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:58:17,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1873027281, now seen corresponding path program 1 times [2019-10-07 11:58:17,832 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:58:17,832 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:58:17,833 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:58:17,833 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:58:17,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:58:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:58:26,074 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:58:26,074 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:58:26,075 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:58:26,075 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:58:26,076 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:58:26,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:58:26,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:26,077 INFO L87 Difference]: Start difference. First operand 64376 states and 90892 transitions. Second operand 3 states. [2019-10-07 11:58:29,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:58:29,820 INFO L93 Difference]: Finished difference Result 191686 states and 270566 transitions. [2019-10-07 11:58:29,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:58:29,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2155 [2019-10-07 11:58:29,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:58:30,474 INFO L225 Difference]: With dead ends: 191686 [2019-10-07 11:58:30,474 INFO L226 Difference]: Without dead ends: 127851 [2019-10-07 11:58:30,676 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:30,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127851 states. [2019-10-07 11:58:34,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127851 to 127832. [2019-10-07 11:58:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127832 states. [2019-10-07 11:58:34,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127832 states to 127832 states and 180428 transitions. [2019-10-07 11:58:34,717 INFO L78 Accepts]: Start accepts. Automaton has 127832 states and 180428 transitions. Word has length 2155 [2019-10-07 11:58:34,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:58:34,719 INFO L462 AbstractCegarLoop]: Abstraction has 127832 states and 180428 transitions. [2019-10-07 11:58:34,719 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:58:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 127832 states and 180428 transitions. [2019-10-07 11:58:34,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2158 [2019-10-07 11:58:34,760 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:58:34,761 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:58:34,762 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:58:34,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:58:34,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1992401235, now seen corresponding path program 1 times [2019-10-07 11:58:34,763 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:58:34,763 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:58:34,763 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:58:34,764 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:58:34,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:58:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:58:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:58:44,599 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:58:44,600 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:58:44,600 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:58:44,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:58:44,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:58:44,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:44,602 INFO L87 Difference]: Start difference. First operand 127832 states and 180428 transitions. Second operand 3 states. [2019-10-07 11:58:50,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:58:50,292 INFO L93 Difference]: Finished difference Result 381398 states and 538294 transitions. [2019-10-07 11:58:50,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:58:50,293 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2157 [2019-10-07 11:58:50,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:58:51,744 INFO L225 Difference]: With dead ends: 381398 [2019-10-07 11:58:51,744 INFO L226 Difference]: Without dead ends: 254107 [2019-10-07 11:58:52,217 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:58:52,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254107 states. [2019-10-07 11:59:00,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254107 to 254040. [2019-10-07 11:59:00,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254040 states. [2019-10-07 11:59:02,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254040 states to 254040 states and 358540 transitions. [2019-10-07 11:59:02,781 INFO L78 Accepts]: Start accepts. Automaton has 254040 states and 358540 transitions. Word has length 2157 [2019-10-07 11:59:02,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:59:02,784 INFO L462 AbstractCegarLoop]: Abstraction has 254040 states and 358540 transitions. [2019-10-07 11:59:02,784 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:59:02,784 INFO L276 IsEmpty]: Start isEmpty. Operand 254040 states and 358540 transitions. [2019-10-07 11:59:02,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2159 [2019-10-07 11:59:02,826 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:59:02,828 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:59:02,828 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:59:02,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:59:02,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1603611500, now seen corresponding path program 1 times [2019-10-07 11:59:02,829 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:59:02,829 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:59:02,829 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:59:02,830 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:59:02,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:59:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:59:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 11:59:15,165 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:59:15,165 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:59:15,166 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:59:15,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:59:15,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:59:15,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:59:15,168 INFO L87 Difference]: Start difference. First operand 254040 states and 358540 transitions. Second operand 3 states. [2019-10-07 11:59:30,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:59:30,753 INFO L93 Difference]: Finished difference Result 758166 states and 1069942 transitions. [2019-10-07 11:59:30,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:59:30,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2158 [2019-10-07 11:59:30,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:59:32,760 INFO L225 Difference]: With dead ends: 758166 [2019-10-07 11:59:32,762 INFO L226 Difference]: Without dead ends: 504667 [2019-10-07 11:59:33,505 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:59:33,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504667 states. [2019-10-07 11:59:54,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504667 to 504536. [2019-10-07 11:59:54,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504536 states. [2019-10-07 11:59:57,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504536 states to 504536 states and 711948 transitions. [2019-10-07 11:59:57,462 INFO L78 Accepts]: Start accepts. Automaton has 504536 states and 711948 transitions. Word has length 2158 [2019-10-07 11:59:57,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:59:57,464 INFO L462 AbstractCegarLoop]: Abstraction has 504536 states and 711948 transitions. [2019-10-07 11:59:57,464 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:59:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 504536 states and 711948 transitions. [2019-10-07 11:59:57,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2160 [2019-10-07 11:59:57,502 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:59:57,504 INFO L385 BasicCegarLoop]: trace histogram [239, 239, 239, 239, 239, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:59:57,504 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:59:57,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:59:57,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1354839191, now seen corresponding path program 1 times [2019-10-07 11:59:57,505 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:59:57,505 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:59:57,505 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:59:57,506 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:59:57,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:59:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 12:00:12,354 INFO L134 CoverageAnalysis]: Checked inductivity of 172578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172578 trivial. 0 not checked. [2019-10-07 12:00:12,355 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:00:12,355 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 12:00:12,355 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 12:00:12,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 12:00:12,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 12:00:12,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 12:00:12,357 INFO L87 Difference]: Start difference. First operand 504536 states and 711948 transitions. Second operand 3 states. [2019-10-07 12:00:54,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 12:00:54,331 INFO L93 Difference]: Finished difference Result 1506454 states and 2125686 transitions. [2019-10-07 12:00:54,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 12:00:54,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2159 [2019-10-07 12:00:54,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 12:00:59,267 INFO L225 Difference]: With dead ends: 1506454 [2019-10-07 12:00:59,267 INFO L226 Difference]: Without dead ends: 1002459 [2019-10-07 12:01:01,576 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 12:01:02,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1002459 states.