java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 02:10:43,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:10:43,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:10:43,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:10:43,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:10:43,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:10:43,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:10:43,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:10:43,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:10:43,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:10:43,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:10:43,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:10:43,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:10:43,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:10:43,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:10:43,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:10:43,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:10:43,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:10:43,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:10:43,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:10:43,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:10:43,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:10:43,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:10:43,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:10:43,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:10:43,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:10:43,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:10:43,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:10:43,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:10:43,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:10:43,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:10:43,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:10:43,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:10:43,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:10:43,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:10:43,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:10:43,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:10:43,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:10:43,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:10:43,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:10:43,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:10:43,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 02:10:43,815 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:10:43,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:10:43,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:10:43,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:10:43,821 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:10:43,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:10:43,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:10:43,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:10:43,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:10:43,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:10:43,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:10:43,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:10:43,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:10:43,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:10:43,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:10:43,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:10:43,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:10:43,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:10:43,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:10:43,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:10:43,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:10:43,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:10:43,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:10:43,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:10:43,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:10:43,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:10:43,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:10:43,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:10:43,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 02:10:44,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:10:44,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:10:44,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:10:44,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:10:44,122 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:10:44,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2019-10-15 02:10:44,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44276ac18/4703e17cec894f35a9730efccf348970/FLAG29fcfcf09 [2019-10-15 02:10:45,005 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:10:45,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2019-10-15 02:10:45,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44276ac18/4703e17cec894f35a9730efccf348970/FLAG29fcfcf09 [2019-10-15 02:10:45,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44276ac18/4703e17cec894f35a9730efccf348970 [2019-10-15 02:10:45,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:10:45,502 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:10:45,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:10:45,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:10:45,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:10:45,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:10:45" (1/1) ... [2019-10-15 02:10:45,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2938aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:45, skipping insertion in model container [2019-10-15 02:10:45,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:10:45" (1/1) ... [2019-10-15 02:10:45,519 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:10:45,661 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:10:47,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:10:47,476 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:10:47,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:10:48,257 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:10:48,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48 WrapperNode [2019-10-15 02:10:48,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:10:48,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:10:48,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:10:48,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:10:48,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... [2019-10-15 02:10:48,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... [2019-10-15 02:10:48,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... [2019-10-15 02:10:48,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... [2019-10-15 02:10:48,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... [2019-10-15 02:10:48,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... [2019-10-15 02:10:48,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... [2019-10-15 02:10:48,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:10:48,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:10:48,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:10:48,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:10:48,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:10:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:10:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:10:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 02:10:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-15 02:10:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2019-10-15 02:10:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-15 02:10:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 02:10:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-15 02:10:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2019-10-15 02:10:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-15 02:10:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-15 02:10:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2019-10-15 02:10:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2019-10-15 02:10:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-15 02:10:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-15 02:10:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 02:10:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 02:10:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 02:10:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:10:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 02:10:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 02:10:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 02:10:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 02:10:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 02:10:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 02:10:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:10:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 02:10:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-15 02:10:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-10-15 02:10:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-10-15 02:10:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-15 02:10:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-10-15 02:10:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-15 02:10:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-10-15 02:10:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure e2i_init [2019-10-15 02:10:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure e2i_read_data [2019-10-15 02:10:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure egalax_init [2019-10-15 02:10:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure egalax_read_data [2019-10-15 02:10:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure egalax_get_pkt_len [2019-10-15 02:10:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure etouch_read_data [2019-10-15 02:10:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure etouch_get_pkt_len [2019-10-15 02:10:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure panjit_read_data [2019-10-15 02:10:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure mtouch_read_data [2019-10-15 02:10:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure mtouch_init [2019-10-15 02:10:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure itm_read_data [2019-10-15 02:10:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure eturbo_read_data [2019-10-15 02:10:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure eturbo_get_pkt_len [2019-10-15 02:10:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure gunze_read_data [2019-10-15 02:10:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dmc_tsc10_init [2019-10-15 02:10:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dmc_tsc10_read_data [2019-10-15 02:10:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure irtouch_read_data [2019-10-15 02:10:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure tc45usb_read_data [2019-10-15 02:10:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure idealtek_get_pkt_len [2019-10-15 02:10:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure idealtek_read_data [2019-10-15 02:10:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure general_touch_read_data [2019-10-15 02:10:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure gotop_read_data [2019-10-15 02:10:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure jastec_read_data [2019-10-15 02:10:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure zytronic_read_data [2019-10-15 02:10:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nexio_ack_complete [2019-10-15 02:10:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nexio_alloc [2019-10-15 02:10:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nexio_init [2019-10-15 02:10:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nexio_exit [2019-10-15 02:10:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure nexio_read_data [2019-10-15 02:10:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure elo_read_data [2019-10-15 02:10:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_process_pkt [2019-10-15 02:10:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_process_multi [2019-10-15 02:10:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_irq [2019-10-15 02:10:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_open [2019-10-15 02:10:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_close [2019-10-15 02:10:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_suspend [2019-10-15 02:10:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_resume [2019-10-15 02:10:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_reset_resume [2019-10-15 02:10:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_free_buffers [2019-10-15 02:10:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_get_input_endpoint [2019-10-15 02:10:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_probe [2019-10-15 02:10:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_disconnect [2019-10-15 02:10:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_driver_init [2019-10-15 02:10:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtouch_driver_exit [2019-10-15 02:10:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-15 02:10:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:10:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-15 02:10:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_2 [2019-10-15 02:10:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2019-10-15 02:10:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_4 [2019-10-15 02:10:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2019-10-15 02:10:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_6 [2019-10-15 02:10:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_7 [2019-10-15 02:10:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2019-10-15 02:10:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_9 [2019-10-15 02:10:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_10 [2019-10-15 02:10:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_11 [2019-10-15 02:10:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_12 [2019-10-15 02:10:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_14 [2019-10-15 02:10:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_16 [2019-10-15 02:10:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_17 [2019-10-15 02:10:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_18 [2019-10-15 02:10:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_20 [2019-10-15 02:10:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_21 [2019-10-15 02:10:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2019-10-15 02:10:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_23 [2019-10-15 02:10:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_24 [2019-10-15 02:10:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_27 [2019-10-15 02:10:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_28 [2019-10-15 02:10:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_29 [2019-10-15 02:10:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-10-15 02:10:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-10-15 02:10:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-10-15 02:10:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-10-15 02:10:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-10-15 02:10:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-10-15 02:10:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-10-15 02:10:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-10-15 02:10:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-10-15 02:10:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-10-15 02:10:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-10-15 02:10:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-10-15 02:10:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-10-15 02:10:48,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-10-15 02:10:48,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-10-15 02:10:48,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-10-15 02:10:48,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:10:48,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-15 02:10:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 02:10:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 02:10:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 02:10:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-15 02:10:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-15 02:10:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-15 02:10:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-10-15 02:10:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-15 02:10:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2019-10-15 02:10:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2019-10-15 02:10:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:10:48,724 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-15 02:10:48,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-15 02:10:48,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 02:10:48,724 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 02:10:48,724 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-10-15 02:10:48,725 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-15 02:10:48,725 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-15 02:10:48,725 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-10-15 02:10:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-15 02:10:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-15 02:10:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-15 02:10:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-15 02:10:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-15 02:10:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:10:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:10:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 02:10:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 02:10:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 02:10:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:10:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:10:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 02:10:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 02:10:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-15 02:10:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-15 02:10:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-10-15 02:10:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2019-10-15 02:10:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2019-10-15 02:10:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-15 02:10:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2019-10-15 02:10:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:10:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-15 02:10:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-15 02:10:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 02:10:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-15 02:10:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 02:10:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:10:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_12 [2019-10-15 02:10:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_20 [2019-10-15 02:10:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-15 02:10:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_7 [2019-10-15 02:10:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_10 [2019-10-15 02:10:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_21 [2019-10-15 02:10:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_9 [2019-10-15 02:10:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_11 [2019-10-15 02:10:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_23 [2019-10-15 02:10:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2019-10-15 02:10:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-15 02:10:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:10:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:10:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-15 02:10:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_28 [2019-10-15 02:10:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-15 02:10:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_29 [2019-10-15 02:10:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2019-10-15 02:10:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_18 [2019-10-15 02:10:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_2 [2019-10-15 02:10:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_17 [2019-10-15 02:10:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_4 [2019-10-15 02:10:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_24 [2019-10-15 02:10:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_27 [2019-10-15 02:10:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2019-10-15 02:10:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_6 [2019-10-15 02:10:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2019-10-15 02:10:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_14 [2019-10-15 02:10:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_16 [2019-10-15 02:10:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2019-10-15 02:10:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-15 02:10:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-15 02:10:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-15 02:10:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-15 02:10:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-10-15 02:10:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-15 02:10:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-10-15 02:10:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-10-15 02:10:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-10-15 02:10:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-10-15 02:10:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-10-15 02:10:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-10-15 02:10:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-10-15 02:10:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-10-15 02:10:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:10:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 02:10:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 02:10:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 02:10:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 02:10:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 02:10:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 02:10:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 02:10:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-15 02:10:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-15 02:10:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-15 02:10:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-10-15 02:10:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-10-15 02:10:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-15 02:10:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-15 02:10:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-15 02:10:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-15 02:10:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-10-15 02:10:48,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-15 02:10:48,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-10-15 02:10:48,794 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-10-15 02:10:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure e2i_init [2019-10-15 02:10:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:10:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:10:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure e2i_read_data [2019-10-15 02:10:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure egalax_init [2019-10-15 02:10:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure egalax_read_data [2019-10-15 02:10:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure egalax_get_pkt_len [2019-10-15 02:10:48,800 INFO L130 BoogieDeclarations]: Found specification of procedure etouch_read_data [2019-10-15 02:10:48,800 INFO L130 BoogieDeclarations]: Found specification of procedure etouch_get_pkt_len [2019-10-15 02:10:48,800 INFO L130 BoogieDeclarations]: Found specification of procedure panjit_read_data [2019-10-15 02:10:48,801 INFO L130 BoogieDeclarations]: Found specification of procedure mtouch_read_data [2019-10-15 02:10:48,801 INFO L130 BoogieDeclarations]: Found specification of procedure mtouch_init [2019-10-15 02:10:48,801 INFO L130 BoogieDeclarations]: Found specification of procedure itm_read_data [2019-10-15 02:10:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure eturbo_read_data [2019-10-15 02:10:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure eturbo_get_pkt_len [2019-10-15 02:10:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure gunze_read_data [2019-10-15 02:10:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure dmc_tsc10_init [2019-10-15 02:10:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure dmc_tsc10_read_data [2019-10-15 02:10:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure irtouch_read_data [2019-10-15 02:10:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure tc45usb_read_data [2019-10-15 02:10:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure idealtek_get_pkt_len [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure idealtek_read_data [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure general_touch_read_data [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure gotop_read_data [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure jastec_read_data [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure zytronic_read_data [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure nexio_ack_complete [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure nexio_alloc [2019-10-15 02:10:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure nexio_init [2019-10-15 02:10:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 02:10:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 02:10:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure nexio_exit [2019-10-15 02:10:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure nexio_read_data [2019-10-15 02:10:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure elo_read_data [2019-10-15 02:10:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_process_multi [2019-10-15 02:10:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_process_pkt [2019-10-15 02:10:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 02:10:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_irq [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_open [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_close [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_suspend [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_resume [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_reset_resume [2019-10-15 02:10:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_free_buffers [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_get_input_endpoint [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_probe [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_disconnect [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_driver_init [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure usbtouch_driver_exit [2019-10-15 02:10:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:10:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:10:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:10:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-10-15 02:10:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-10-15 02:10:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-10-15 02:10:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-10-15 02:10:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-10-15 02:10:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-10-15 02:10:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:10:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:10:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:10:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:10:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:10:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:10:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 02:10:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 02:10:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 02:10:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 02:10:49,997 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 02:10:55,612 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-10-15 02:11:03,888 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:11:03,888 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 02:11:03,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:11:03 BoogieIcfgContainer [2019-10-15 02:11:03,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:11:03,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:11:03,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:11:03,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:11:03,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:10:45" (1/3) ... [2019-10-15 02:11:03,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@385ec3fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:11:03, skipping insertion in model container [2019-10-15 02:11:03,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:10:48" (2/3) ... [2019-10-15 02:11:03,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@385ec3fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:11:03, skipping insertion in model container [2019-10-15 02:11:03,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:11:03" (3/3) ... [2019-10-15 02:11:03,899 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--touchscreen--usbtouchscreen.ko-entry_point.cil.out.i [2019-10-15 02:11:03,909 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:11:03,920 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 02:11:03,932 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 02:11:03,968 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:11:03,969 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:11:03,969 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:11:03,969 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:11:03,969 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:11:03,969 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:11:03,969 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:11:03,970 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:11:04,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states. [2019-10-15 02:11:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-15 02:11:04,022 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:04,024 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:04,026 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:04,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:04,031 INFO L82 PathProgramCache]: Analyzing trace with hash 939386522, now seen corresponding path program 1 times [2019-10-15 02:11:04,039 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:04,039 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930598840] [2019-10-15 02:11:04,039 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:04,039 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:04,040 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:04,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 02:11:04,984 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930598840] [2019-10-15 02:11:04,985 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:04,986 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:04,987 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410392288] [2019-10-15 02:11:04,992 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:04,992 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:05,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:05,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:05,013 INFO L87 Difference]: Start difference. First operand 1059 states. Second operand 3 states. [2019-10-15 02:11:07,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:07,731 INFO L93 Difference]: Finished difference Result 3068 states and 4071 transitions. [2019-10-15 02:11:07,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:11:07,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-10-15 02:11:07,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:07,793 INFO L225 Difference]: With dead ends: 3068 [2019-10-15 02:11:07,793 INFO L226 Difference]: Without dead ends: 2011 [2019-10-15 02:11:07,809 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:07,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2011 states. [2019-10-15 02:11:08,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2011 to 2008. [2019-10-15 02:11:08,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2008 states. [2019-10-15 02:11:08,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 2008 states and 2590 transitions. [2019-10-15 02:11:08,076 INFO L78 Accepts]: Start accepts. Automaton has 2008 states and 2590 transitions. Word has length 40 [2019-10-15 02:11:08,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:08,079 INFO L462 AbstractCegarLoop]: Abstraction has 2008 states and 2590 transitions. [2019-10-15 02:11:08,079 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:11:08,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 2590 transitions. [2019-10-15 02:11:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-15 02:11:08,092 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:08,093 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:08,093 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:08,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:08,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1395553895, now seen corresponding path program 1 times [2019-10-15 02:11:08,094 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:08,097 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898980998] [2019-10-15 02:11:08,098 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:08,098 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:08,098 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-15 02:11:08,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898980998] [2019-10-15 02:11:08,575 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:08,575 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:08,576 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250499227] [2019-10-15 02:11:08,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:08,578 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:08,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:08,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:08,579 INFO L87 Difference]: Start difference. First operand 2008 states and 2590 transitions. Second operand 3 states. [2019-10-15 02:11:08,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:08,758 INFO L93 Difference]: Finished difference Result 3732 states and 4889 transitions. [2019-10-15 02:11:08,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:11:08,759 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-15 02:11:08,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:08,792 INFO L225 Difference]: With dead ends: 3732 [2019-10-15 02:11:08,793 INFO L226 Difference]: Without dead ends: 3729 [2019-10-15 02:11:08,799 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:08,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3729 states. [2019-10-15 02:11:08,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3729 to 3716. [2019-10-15 02:11:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3716 states. [2019-10-15 02:11:08,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3716 states and 4871 transitions. [2019-10-15 02:11:09,001 INFO L78 Accepts]: Start accepts. Automaton has 3716 states and 4871 transitions. Word has length 53 [2019-10-15 02:11:09,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:09,001 INFO L462 AbstractCegarLoop]: Abstraction has 3716 states and 4871 transitions. [2019-10-15 02:11:09,001 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:11:09,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 4871 transitions. [2019-10-15 02:11:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-15 02:11:09,006 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:09,006 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:09,006 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:09,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:09,006 INFO L82 PathProgramCache]: Analyzing trace with hash 311850061, now seen corresponding path program 1 times [2019-10-15 02:11:09,007 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:09,007 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867173591] [2019-10-15 02:11:09,007 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:09,007 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:09,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:09,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-15 02:11:09,356 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867173591] [2019-10-15 02:11:09,357 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:09,357 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 02:11:09,357 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692265693] [2019-10-15 02:11:09,358 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 02:11:09,358 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:09,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 02:11:09,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 02:11:09,359 INFO L87 Difference]: Start difference. First operand 3716 states and 4871 transitions. Second operand 4 states. [2019-10-15 02:11:09,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:09,616 INFO L93 Difference]: Finished difference Result 7425 states and 9739 transitions. [2019-10-15 02:11:09,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 02:11:09,616 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-10-15 02:11:09,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:09,650 INFO L225 Difference]: With dead ends: 7425 [2019-10-15 02:11:09,651 INFO L226 Difference]: Without dead ends: 3728 [2019-10-15 02:11:09,670 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:11:09,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3728 states. [2019-10-15 02:11:10,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3728 to 3720. [2019-10-15 02:11:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3720 states. [2019-10-15 02:11:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 3720 states and 4876 transitions. [2019-10-15 02:11:10,084 INFO L78 Accepts]: Start accepts. Automaton has 3720 states and 4876 transitions. Word has length 54 [2019-10-15 02:11:10,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:10,084 INFO L462 AbstractCegarLoop]: Abstraction has 3720 states and 4876 transitions. [2019-10-15 02:11:10,084 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 02:11:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3720 states and 4876 transitions. [2019-10-15 02:11:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-15 02:11:10,090 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:10,091 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:10,092 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:10,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:10,092 INFO L82 PathProgramCache]: Analyzing trace with hash -649725599, now seen corresponding path program 1 times [2019-10-15 02:11:10,092 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:10,093 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868046070] [2019-10-15 02:11:10,093 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:10,093 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:10,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:10,510 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-15 02:11:10,510 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868046070] [2019-10-15 02:11:10,511 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:10,511 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:10,511 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855216013] [2019-10-15 02:11:10,511 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:10,512 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:10,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:10,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:10,512 INFO L87 Difference]: Start difference. First operand 3720 states and 4876 transitions. Second operand 3 states. [2019-10-15 02:11:10,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:10,637 INFO L93 Difference]: Finished difference Result 3722 states and 4877 transitions. [2019-10-15 02:11:10,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:11:10,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2019-10-15 02:11:10,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:10,664 INFO L225 Difference]: With dead ends: 3722 [2019-10-15 02:11:10,664 INFO L226 Difference]: Without dead ends: 3719 [2019-10-15 02:11:10,668 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:10,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3719 states. [2019-10-15 02:11:10,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3719 to 3719. [2019-10-15 02:11:10,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3719 states. [2019-10-15 02:11:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 3719 states and 4874 transitions. [2019-10-15 02:11:10,918 INFO L78 Accepts]: Start accepts. Automaton has 3719 states and 4874 transitions. Word has length 55 [2019-10-15 02:11:10,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:10,919 INFO L462 AbstractCegarLoop]: Abstraction has 3719 states and 4874 transitions. [2019-10-15 02:11:10,919 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:11:10,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 4874 transitions. [2019-10-15 02:11:10,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 02:11:10,921 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:10,922 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:10,922 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:10,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:10,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1332700054, now seen corresponding path program 1 times [2019-10-15 02:11:10,923 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:10,923 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713032279] [2019-10-15 02:11:10,923 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:10,923 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:10,923 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-15 02:11:11,287 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713032279] [2019-10-15 02:11:11,288 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:11,288 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:11,288 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570031021] [2019-10-15 02:11:11,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:11,289 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:11,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:11,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:11,290 INFO L87 Difference]: Start difference. First operand 3719 states and 4874 transitions. Second operand 3 states. [2019-10-15 02:11:11,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:11,464 INFO L93 Difference]: Finished difference Result 3721 states and 4875 transitions. [2019-10-15 02:11:11,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:11:11,465 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-10-15 02:11:11,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:11,496 INFO L225 Difference]: With dead ends: 3721 [2019-10-15 02:11:11,496 INFO L226 Difference]: Without dead ends: 3718 [2019-10-15 02:11:11,500 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:11,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3718 states. [2019-10-15 02:11:11,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3718 to 3718. [2019-10-15 02:11:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3718 states. [2019-10-15 02:11:11,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 4872 transitions. [2019-10-15 02:11:11,758 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 4872 transitions. Word has length 56 [2019-10-15 02:11:11,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:11,758 INFO L462 AbstractCegarLoop]: Abstraction has 3718 states and 4872 transitions. [2019-10-15 02:11:11,758 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:11:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 4872 transitions. [2019-10-15 02:11:11,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 02:11:11,760 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:11,761 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:11,761 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:11,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:11,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1636609276, now seen corresponding path program 1 times [2019-10-15 02:11:11,762 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:11,762 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290532229] [2019-10-15 02:11:11,762 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:11,762 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:11,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-15 02:11:12,186 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290532229] [2019-10-15 02:11:12,186 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:12,186 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:12,187 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500050662] [2019-10-15 02:11:12,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:12,187 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:12,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:12,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:12,188 INFO L87 Difference]: Start difference. First operand 3718 states and 4872 transitions. Second operand 3 states. [2019-10-15 02:11:12,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:12,461 INFO L93 Difference]: Finished difference Result 7219 states and 9681 transitions. [2019-10-15 02:11:12,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:11:12,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-10-15 02:11:12,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:12,520 INFO L225 Difference]: With dead ends: 7219 [2019-10-15 02:11:12,520 INFO L226 Difference]: Without dead ends: 7216 [2019-10-15 02:11:12,530 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:12,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7216 states. [2019-10-15 02:11:12,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7216 to 7201. [2019-10-15 02:11:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7201 states. [2019-10-15 02:11:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7201 states to 7201 states and 9664 transitions. [2019-10-15 02:11:12,981 INFO L78 Accepts]: Start accepts. Automaton has 7201 states and 9664 transitions. Word has length 57 [2019-10-15 02:11:12,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:12,982 INFO L462 AbstractCegarLoop]: Abstraction has 7201 states and 9664 transitions. [2019-10-15 02:11:12,982 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:11:12,982 INFO L276 IsEmpty]: Start isEmpty. Operand 7201 states and 9664 transitions. [2019-10-15 02:11:12,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-15 02:11:12,985 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:12,985 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:12,986 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:12,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:12,986 INFO L82 PathProgramCache]: Analyzing trace with hash 804086873, now seen corresponding path program 1 times [2019-10-15 02:11:12,987 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:12,987 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918639546] [2019-10-15 02:11:12,987 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:12,987 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:12,988 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-15 02:11:13,281 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918639546] [2019-10-15 02:11:13,281 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:13,281 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:13,281 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978622833] [2019-10-15 02:11:13,282 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:13,282 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:13,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:13,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:13,283 INFO L87 Difference]: Start difference. First operand 7201 states and 9664 transitions. Second operand 3 states. [2019-10-15 02:11:13,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:13,633 INFO L93 Difference]: Finished difference Result 7203 states and 9665 transitions. [2019-10-15 02:11:13,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:11:13,633 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-10-15 02:11:13,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:13,689 INFO L225 Difference]: With dead ends: 7203 [2019-10-15 02:11:13,690 INFO L226 Difference]: Without dead ends: 7183 [2019-10-15 02:11:13,695 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:13,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7183 states. [2019-10-15 02:11:14,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7183 to 7183. [2019-10-15 02:11:14,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7183 states. [2019-10-15 02:11:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7183 states to 7183 states and 9642 transitions. [2019-10-15 02:11:14,071 INFO L78 Accepts]: Start accepts. Automaton has 7183 states and 9642 transitions. Word has length 58 [2019-10-15 02:11:14,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:14,072 INFO L462 AbstractCegarLoop]: Abstraction has 7183 states and 9642 transitions. [2019-10-15 02:11:14,072 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:11:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 7183 states and 9642 transitions. [2019-10-15 02:11:14,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-15 02:11:14,077 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:14,077 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:14,078 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:14,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:14,078 INFO L82 PathProgramCache]: Analyzing trace with hash 926661269, now seen corresponding path program 1 times [2019-10-15 02:11:14,078 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:14,079 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385474306] [2019-10-15 02:11:14,079 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:14,079 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:14,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 02:11:14,372 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385474306] [2019-10-15 02:11:14,372 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:14,372 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:14,372 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011789899] [2019-10-15 02:11:14,373 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:14,374 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:14,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:14,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:14,374 INFO L87 Difference]: Start difference. First operand 7183 states and 9642 transitions. Second operand 3 states. [2019-10-15 02:11:14,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:11:14,926 INFO L93 Difference]: Finished difference Result 10972 states and 14717 transitions. [2019-10-15 02:11:14,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:11:14,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2019-10-15 02:11:14,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:11:14,961 INFO L225 Difference]: With dead ends: 10972 [2019-10-15 02:11:14,961 INFO L226 Difference]: Without dead ends: 3812 [2019-10-15 02:11:14,996 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:15,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3812 states. [2019-10-15 02:11:15,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3812 to 3746. [2019-10-15 02:11:15,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3746 states. [2019-10-15 02:11:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 3746 states and 5016 transitions. [2019-10-15 02:11:15,191 INFO L78 Accepts]: Start accepts. Automaton has 3746 states and 5016 transitions. Word has length 94 [2019-10-15 02:11:15,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:11:15,191 INFO L462 AbstractCegarLoop]: Abstraction has 3746 states and 5016 transitions. [2019-10-15 02:11:15,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:11:15,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 5016 transitions. [2019-10-15 02:11:15,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-15 02:11:15,201 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:11:15,201 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:11:15,201 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:11:15,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:11:15,202 INFO L82 PathProgramCache]: Analyzing trace with hash 79931893, now seen corresponding path program 1 times [2019-10-15 02:11:15,202 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:11:15,203 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126672308] [2019-10-15 02:11:15,203 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:15,203 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:11:15,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:11:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:11:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-15 02:11:15,472 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126672308] [2019-10-15 02:11:15,472 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:11:15,473 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:11:15,473 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611708007] [2019-10-15 02:11:15,473 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:11:15,474 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:11:15,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:11:15,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:11:15,474 INFO L87 Difference]: Start difference. First operand 3746 states and 5016 transitions. Second operand 3 states.