java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--accel--kxcjk-1013.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 10:52:11,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 10:52:11,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 10:52:11,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 10:52:11,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 10:52:11,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 10:52:11,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 10:52:11,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 10:52:11,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 10:52:11,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 10:52:11,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 10:52:11,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 10:52:11,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 10:52:11,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 10:52:11,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 10:52:11,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 10:52:11,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 10:52:11,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 10:52:11,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 10:52:11,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 10:52:11,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 10:52:11,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 10:52:11,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 10:52:11,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 10:52:11,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 10:52:11,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 10:52:11,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 10:52:11,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 10:52:11,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 10:52:11,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 10:52:11,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 10:52:11,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 10:52:11,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 10:52:11,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 10:52:11,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 10:52:11,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 10:52:11,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 10:52:11,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 10:52:11,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 10:52:11,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 10:52:11,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 10:52:11,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 10:52:11,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 10:52:11,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 10:52:11,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 10:52:11,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 10:52:11,816 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 10:52:11,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 10:52:11,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 10:52:11,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 10:52:11,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 10:52:11,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 10:52:11,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 10:52:11,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 10:52:11,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 10:52:11,818 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 10:52:11,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 10:52:11,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 10:52:11,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 10:52:11,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 10:52:11,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 10:52:11,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 10:52:11,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 10:52:11,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 10:52:11,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 10:52:11,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 10:52:11,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 10:52:11,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 10:52:11,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 10:52:11,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 10:52:11,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 10:52:12,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 10:52:12,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 10:52:12,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 10:52:12,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 10:52:12,167 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 10:52:12,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--accel--kxcjk-1013.ko-entry_point.cil.out.i [2019-10-07 10:52:12,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0a9906f/40ab163836004300a2f575daebf4e9d9/FLAG6316ea41f [2019-10-07 10:52:13,091 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 10:52:13,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--accel--kxcjk-1013.ko-entry_point.cil.out.i [2019-10-07 10:52:13,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0a9906f/40ab163836004300a2f575daebf4e9d9/FLAG6316ea41f [2019-10-07 10:52:13,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0a9906f/40ab163836004300a2f575daebf4e9d9 [2019-10-07 10:52:13,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 10:52:13,593 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 10:52:13,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 10:52:13,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 10:52:13,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 10:52:13,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 10:52:13" (1/1) ... [2019-10-07 10:52:13,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb581f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:13, skipping insertion in model container [2019-10-07 10:52:13,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 10:52:13" (1/1) ... [2019-10-07 10:52:13,610 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 10:52:13,738 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 10:52:15,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 10:52:15,776 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 10:52:16,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 10:52:16,579 INFO L192 MainTranslator]: Completed translation [2019-10-07 10:52:16,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16 WrapperNode [2019-10-07 10:52:16,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 10:52:16,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 10:52:16,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 10:52:16,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 10:52:16,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... [2019-10-07 10:52:16,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... [2019-10-07 10:52:16,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... [2019-10-07 10:52:16,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... [2019-10-07 10:52:16,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... [2019-10-07 10:52:16,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... [2019-10-07 10:52:16,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... [2019-10-07 10:52:16,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 10:52:16,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 10:52:16,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 10:52:16,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 10:52:16,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 10:52:17,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 10:52:17,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 10:52:17,026 INFO L138 BoogieDeclarations]: Found implementation of procedure sign_extend32 [2019-10-07 10:52:17,026 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-07 10:52:17,026 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2019-10-07 10:52:17,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __atomic_add_unless [2019-10-07 10:52:17,027 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2019-10-07 10:52:17,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2019-10-07 10:52:17,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real_ns [2019-10-07 10:52:17,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 10:52:17,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 10:52:17,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 10:52:17,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 10:52:17,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 10:52:17,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 10:52:17,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 10:52:17,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 10:52:17,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 10:52:17,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 10:52:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 10:52:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 10:52:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 10:52:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-07 10:52:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2019-10-07 10:52:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2019-10-07 10:52:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure is_acpi_node [2019-10-07 10:52:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure to_acpi_node [2019-10-07 10:52:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_device_handle [2019-10-07 10:52:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_noidle [2019-10-07 10:52:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2019-10-07 10:52:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2019-10-07 10:52:17,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_autosuspend [2019-10-07 10:52:17,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_active [2019-10-07 10:52:17,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_suspended [2019-10-07 10:52:17,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2019-10-07 10:52:17,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_use_autosuspend [2019-10-07 10:52:17,039 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_get_time_ns [2019-10-07 10:52:17,039 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_priv [2019-10-07 10:52:17,039 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_buffer_enabled [2019-10-07 10:52:17,040 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_push_to_buffers_with_timestamp [2019-10-07 10:52:17,040 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_get [2019-10-07 10:52:17,040 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_set_drvdata [2019-10-07 10:52:17,040 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_get_drvdata [2019-10-07 10:52:17,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_set_mode [2019-10-07 10:52:17,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_get_mode [2019-10-07 10:52:17,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_set_range [2019-10-07 10:52:17,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_chip_init [2019-10-07 10:52:17,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_get_startup_times [2019-10-07 10:52:17,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_set_power_state [2019-10-07 10:52:17,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_chip_update_thresholds [2019-10-07 10:52:17,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_setup_any_motion_interrupt [2019-10-07 10:52:17,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_setup_new_data_interrupt [2019-10-07 10:52:17,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_convert_freq_to_bit [2019-10-07 10:52:17,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_convert_wake_odr_to_bit [2019-10-07 10:52:17,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_set_odr [2019-10-07 10:52:17,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_get_odr [2019-10-07 10:52:17,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_get_acc_reg [2019-10-07 10:52:17,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_set_scale [2019-10-07 10:52:17,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_read_raw [2019-10-07 10:52:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_write_raw [2019-10-07 10:52:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_read_event [2019-10-07 10:52:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_write_event [2019-10-07 10:52:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_read_event_config [2019-10-07 10:52:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_write_event_config [2019-10-07 10:52:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_buffer_preenable [2019-10-07 10:52:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_buffer_postdisable [2019-10-07 10:52:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_trigger_handler [2019-10-07 10:52:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_trig_try_reen [2019-10-07 10:52:17,048 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_data_rdy_trigger_set_state [2019-10-07 10:52:17,048 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_event_handler [2019-10-07 10:52:17,048 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_data_rdy_trig_poll [2019-10-07 10:52:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_match_acpi_device [2019-10-07 10:52:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_gpio_probe [2019-10-07 10:52:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_probe [2019-10-07 10:52:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_remove [2019-10-07 10:52:17,051 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_suspend [2019-10-07 10:52:17,052 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_resume [2019-10-07 10:52:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_runtime_suspend [2019-10-07 10:52:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_runtime_resume [2019-10-07 10:52:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_driver_init [2019-10-07 10:52:17,054 INFO L138 BoogieDeclarations]: Found implementation of procedure kxcjk1013_driver_exit [2019-10-07 10:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_4 [2019-10-07 10:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2019-10-07 10:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2019-10-07 10:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2019-10-07 10:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_driver_5 [2019-10-07 10:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_4 [2019-10-07 10:52:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_4 [2019-10-07 10:52:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_3 [2019-10-07 10:52:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2019-10-07 10:52:17,058 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-07 10:52:17,058 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_4 [2019-10-07 10:52:17,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iio_buffer_setup_ops_9 [2019-10-07 10:52:17,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_iio_trigger_ops_7 [2019-10-07 10:52:17,059 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-07 10:52:17,059 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2019-10-07 10:52:17,059 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_3 [2019-10-07 10:52:17,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_6 [2019-10-07 10:52:17,060 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_3 [2019-10-07 10:52:17,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_iio_info_8 [2019-10-07 10:52:17,060 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-07 10:52:17,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-07 10:52:17,061 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-07 10:52:17,061 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_4 [2019-10-07 10:52:17,061 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_3 [2019-10-07 10:52:17,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2019-10-07 10:52:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 10:52:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 10:52:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 10:52:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_5 [2019-10-07 10:52:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-10-07 10:52:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_7 [2019-10-07 10:52:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_8 [2019-10-07 10:52:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iio_triggered_buffer_setup_9 [2019-10-07 10:52:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iio_triggered_buffer_cleanup_10 [2019-10-07 10:52:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iio_triggered_buffer_cleanup_11 [2019-10-07 10:52:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 10:52:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 10:52:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 10:52:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 10:52:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 10:52:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-07 10:52:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-07 10:52:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-07 10:52:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-07 10:52:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-07 10:52:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 10:52:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_gpiod_get_index [2019-10-07 10:52:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 10:52:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 10:52:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_disable [2019-10-07 10:52:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2019-10-07 10:52:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_set_status [2019-10-07 10:52:17,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_suspend [2019-10-07 10:52:17,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_use_autosuspend [2019-10-07 10:52:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_match_device [2019-10-07 10:52:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_to_gpio [2019-10-07 10:52:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 10:52:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_iio_device_alloc [2019-10-07 10:52:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_iio_trigger_alloc [2019-10-07 10:52:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2019-10-07 10:52:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-07 10:52:17,078 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2019-10-07 10:52:17,078 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2019-10-07 10:52:17,086 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_to_irq [2019-10-07 10:52:17,086 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2019-10-07 10:52:17,086 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2019-10-07 10:52:17,087 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2019-10-07 10:52:17,087 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_data [2019-10-07 10:52:17,087 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2019-10-07 10:52:17,087 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_device_register [2019-10-07 10:52:17,088 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_device_unregister [2019-10-07 10:52:17,088 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_pollfunc_store_time [2019-10-07 10:52:17,088 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_push_event [2019-10-07 10:52:17,089 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_push_to_buffers [2019-10-07 10:52:17,089 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_read_const_attr [2019-10-07 10:52:17,090 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_notify_done [2019-10-07 10:52:17,090 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_poll [2019-10-07 10:52:17,090 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_register [2019-10-07 10:52:17,090 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_unregister [2019-10-07 10:52:17,090 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_triggered_buffer_cleanup [2019-10-07 10:52:17,091 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_triggered_buffer_postenable [2019-10-07 10:52:17,091 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_triggered_buffer_predisable [2019-10-07 10:52:17,091 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_triggered_buffer_setup [2019-10-07 10:52:17,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_with_offset [2019-10-07 10:52:17,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_6 [2019-10-07 10:52:17,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_6 [2019-10-07 10:52:17,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_6 [2019-10-07 10:52:17,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 10:52:17,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_6 [2019-10-07 10:52:17,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_6 [2019-10-07 10:52:17,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_6 [2019-10-07 10:52:17,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_8 [2019-10-07 10:52:17,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-10-07 10:52:17,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_6 [2019-10-07 10:52:17,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_6 [2019-10-07 10:52:17,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_6 [2019-10-07 10:52:17,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_6 [2019-10-07 10:52:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_6 [2019-10-07 10:52:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_6 [2019-10-07 10:52:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_6 [2019-10-07 10:52:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_6 [2019-10-07 10:52:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-10-07 10:52:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-07 10:52:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 10:52:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2019-10-07 10:52:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_autosuspend_delay [2019-10-07 10:52:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-07 10:52:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 10:52:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 10:52:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 10:52:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 10:52:17,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 10:52:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 10:52:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2019-10-07 10:52:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-07 10:52:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure sign_extend32 [2019-10-07 10:52:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 10:52:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 10:52:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 10:52:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 10:52:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-10-07 10:52:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 10:52:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 10:52:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2019-10-07 10:52:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-07 10:52:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 10:52:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2019-10-07 10:52:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_add_unless [2019-10-07 10:52:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2019-10-07 10:52:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 10:52:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-07 10:52:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_with_offset [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real_ns [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 10:52:17,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 10:52:17,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_7 [2019-10-07 10:52:17,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-10-07 10:52:17,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-07 10:52:17,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-07 10:52:17,104 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 10:52:17,104 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 10:52:17,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 10:52:17,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_4 [2019-10-07 10:52:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2019-10-07 10:52:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2019-10-07 10:52:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2019-10-07 10:52:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_driver_5 [2019-10-07 10:52:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_4 [2019-10-07 10:52:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_4 [2019-10-07 10:52:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_3 [2019-10-07 10:52:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2019-10-07 10:52:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-07 10:52:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_4 [2019-10-07 10:52:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iio_buffer_setup_ops_9 [2019-10-07 10:52:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_iio_trigger_ops_7 [2019-10-07 10:52:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-07 10:52:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2019-10-07 10:52:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_3 [2019-10-07 10:52:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_6 [2019-10-07 10:52:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_3 [2019-10-07 10:52:17,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_iio_info_8 [2019-10-07 10:52:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-07 10:52:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-07 10:52:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-07 10:52:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_4 [2019-10-07 10:52:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_3 [2019-10-07 10:52:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2019-10-07 10:52:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 10:52:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 10:52:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 10:52:17,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 10:52:17,119 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-07 10:52:17,121 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2019-10-07 10:52:17,122 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 10:52:17,123 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2019-10-07 10:52:17,123 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2019-10-07 10:52:17,123 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_data [2019-10-07 10:52:17,123 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2019-10-07 10:52:17,124 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2019-10-07 10:52:17,124 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2019-10-07 10:52:17,124 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2019-10-07 10:52:17,125 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2019-10-07 10:52:17,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_5 [2019-10-07 10:52:17,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_8 [2019-10-07 10:52:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-10-07 10:52:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-07 10:52:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure is_acpi_node [2019-10-07 10:52:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure to_acpi_node [2019-10-07 10:52:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_device_handle [2019-10-07 10:52:17,127 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_match_device [2019-10-07 10:52:17,127 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_gpiod_get_index [2019-10-07 10:52:17,127 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_to_irq [2019-10-07 10:52:17,127 INFO L130 BoogieDeclarations]: Found specification of procedure desc_to_gpio [2019-10-07 10:52:17,127 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_suspend [2019-10-07 10:52:17,128 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2019-10-07 10:52:17,128 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_set_status [2019-10-07 10:52:17,128 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2019-10-07 10:52:17,128 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_disable [2019-10-07 10:52:17,128 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_use_autosuspend [2019-10-07 10:52:17,129 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_autosuspend_delay [2019-10-07 10:52:17,129 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_noidle [2019-10-07 10:52:17,129 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2019-10-07 10:52:17,129 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2019-10-07 10:52:17,130 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_autosuspend [2019-10-07 10:52:17,130 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_active [2019-10-07 10:52:17,130 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_suspended [2019-10-07 10:52:17,130 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2019-10-07 10:52:17,130 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_use_autosuspend [2019-10-07 10:52:17,131 INFO L130 BoogieDeclarations]: Found specification of procedure iio_get_time_ns [2019-10-07 10:52:17,131 INFO L130 BoogieDeclarations]: Found specification of procedure iio_device_register [2019-10-07 10:52:17,131 INFO L130 BoogieDeclarations]: Found specification of procedure iio_device_unregister [2019-10-07 10:52:17,131 INFO L130 BoogieDeclarations]: Found specification of procedure iio_push_event [2019-10-07 10:52:17,131 INFO L130 BoogieDeclarations]: Found specification of procedure iio_priv [2019-10-07 10:52:17,131 INFO L130 BoogieDeclarations]: Found specification of procedure devm_iio_device_alloc [2019-10-07 10:52:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure devm_iio_trigger_alloc [2019-10-07 10:52:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure iio_buffer_enabled [2019-10-07 10:52:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure iio_read_const_attr [2019-10-07 10:52:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure iio_push_to_buffers [2019-10-07 10:52:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure iio_push_to_buffers_with_timestamp [2019-10-07 10:52:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_get [2019-10-07 10:52:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_set_drvdata [2019-10-07 10:52:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_get_drvdata [2019-10-07 10:52:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_register [2019-10-07 10:52:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_unregister [2019-10-07 10:52:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_poll [2019-10-07 10:52:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure iio_pollfunc_store_time [2019-10-07 10:52:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_notify_done [2019-10-07 10:52:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure iio_triggered_buffer_postenable [2019-10-07 10:52:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure iio_triggered_buffer_predisable [2019-10-07 10:52:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure iio_triggered_buffer_setup [2019-10-07 10:52:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iio_triggered_buffer_setup_9 [2019-10-07 10:52:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure iio_triggered_buffer_cleanup [2019-10-07 10:52:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iio_triggered_buffer_cleanup_10 [2019-10-07 10:52:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iio_triggered_buffer_cleanup_11 [2019-10-07 10:52:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_set_mode [2019-10-07 10:52:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_get_mode [2019-10-07 10:52:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_set_range [2019-10-07 10:52:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_chip_init [2019-10-07 10:52:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_get_startup_times [2019-10-07 10:52:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_set_power_state [2019-10-07 10:52:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_chip_update_thresholds [2019-10-07 10:52:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_setup_any_motion_interrupt [2019-10-07 10:52:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_setup_new_data_interrupt [2019-10-07 10:52:17,138 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_convert_freq_to_bit [2019-10-07 10:52:17,138 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_convert_wake_odr_to_bit [2019-10-07 10:52:17,138 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_set_odr [2019-10-07 10:52:17,138 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_get_odr [2019-10-07 10:52:17,138 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_get_acc_reg [2019-10-07 10:52:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_set_scale [2019-10-07 10:52:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_read_raw [2019-10-07 10:52:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_write_raw [2019-10-07 10:52:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_read_event [2019-10-07 10:52:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_write_event [2019-10-07 10:52:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_read_event_config [2019-10-07 10:52:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_write_event_config [2019-10-07 10:52:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_buffer_preenable [2019-10-07 10:52:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_buffer_postdisable [2019-10-07 10:52:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_trigger_handler [2019-10-07 10:52:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_trig_try_reen [2019-10-07 10:52:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_data_rdy_trigger_set_state [2019-10-07 10:52:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_event_handler [2019-10-07 10:52:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_data_rdy_trig_poll [2019-10-07 10:52:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_match_acpi_device [2019-10-07 10:52:17,142 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_gpio_probe [2019-10-07 10:52:17,142 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_probe [2019-10-07 10:52:17,142 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_remove [2019-10-07 10:52:17,142 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_suspend [2019-10-07 10:52:17,142 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_resume [2019-10-07 10:52:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_runtime_suspend [2019-10-07 10:52:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_runtime_resume [2019-10-07 10:52:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_driver_init [2019-10-07 10:52:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure kxcjk1013_driver_exit [2019-10-07 10:52:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_6 [2019-10-07 10:52:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_6 [2019-10-07 10:52:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_6 [2019-10-07 10:52:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_6 [2019-10-07 10:52:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_6 [2019-10-07 10:52:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_8 [2019-10-07 10:52:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_6 [2019-10-07 10:52:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 10:52:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_6 [2019-10-07 10:52:17,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_6 [2019-10-07 10:52:17,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-10-07 10:52:17,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 10:52:17,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_6 [2019-10-07 10:52:17,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_6 [2019-10-07 10:52:17,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_6 [2019-10-07 10:52:17,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_6 [2019-10-07 10:52:17,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_6 [2019-10-07 10:52:17,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_6 [2019-10-07 10:52:17,148 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 10:52:17,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 10:52:17,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 10:52:17,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 10:52:17,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-07 10:52:17,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-07 10:52:17,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-07 10:52:17,151 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 10:52:17,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 10:52:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 10:52:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 10:52:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 10:52:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 10:52:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 10:52:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 10:52:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 10:52:18,807 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 10:52:49,328 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-07 10:52:56,591 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 10:52:56,592 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 10:52:56,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 10:52:56 BoogieIcfgContainer [2019-10-07 10:52:56,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 10:52:56,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 10:52:56,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 10:52:56,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 10:52:56,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 10:52:13" (1/3) ... [2019-10-07 10:52:56,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486d0984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 10:52:56, skipping insertion in model container [2019-10-07 10:52:56,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:52:16" (2/3) ... [2019-10-07 10:52:56,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486d0984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 10:52:56, skipping insertion in model container [2019-10-07 10:52:56,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 10:52:56" (3/3) ... [2019-10-07 10:52:56,602 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--accel--kxcjk-1013.ko-entry_point.cil.out.i [2019-10-07 10:52:56,612 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 10:52:56,622 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 10:52:56,630 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 10:52:56,666 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 10:52:56,666 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 10:52:56,666 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 10:52:56,666 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 10:52:56,667 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 10:52:56,667 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 10:52:56,667 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 10:52:56,667 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 10:52:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states. [2019-10-07 10:52:56,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-10-07 10:52:56,763 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:52:56,765 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:52:56,767 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:52:56,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:52:56,772 INFO L82 PathProgramCache]: Analyzing trace with hash 2103042528, now seen corresponding path program 1 times [2019-10-07 10:52:56,779 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:52:56,779 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:52:56,780 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:52:56,780 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:52:56,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:52:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:52:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1401 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1401 trivial. 0 not checked. [2019-10-07 10:52:58,123 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:52:58,124 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:52:58,124 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 10:52:58,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:52:58,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:52:58,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:52:58,146 INFO L87 Difference]: Start difference. First operand 1390 states. Second operand 3 states. [2019-10-07 10:53:00,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:53:00,664 INFO L93 Difference]: Finished difference Result 3907 states and 5258 transitions. [2019-10-07 10:53:00,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:53:00,666 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 283 [2019-10-07 10:53:00,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:53:00,721 INFO L225 Difference]: With dead ends: 3907 [2019-10-07 10:53:00,722 INFO L226 Difference]: Without dead ends: 2577 [2019-10-07 10:53:00,739 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:53:00,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2577 states. [2019-10-07 10:53:01,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2577 to 2577. [2019-10-07 10:53:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2577 states. [2019-10-07 10:53:01,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 3454 transitions. [2019-10-07 10:53:01,079 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 3454 transitions. Word has length 283 [2019-10-07 10:53:01,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:53:01,085 INFO L462 AbstractCegarLoop]: Abstraction has 2577 states and 3454 transitions. [2019-10-07 10:53:01,085 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:53:01,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 3454 transitions. [2019-10-07 10:53:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-10-07 10:53:01,101 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:53:01,102 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:53:01,102 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:53:01,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:53:01,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1804616824, now seen corresponding path program 1 times [2019-10-07 10:53:01,103 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:53:01,103 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:01,103 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:01,103 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:01,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:53:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1401 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1401 trivial. 0 not checked. [2019-10-07 10:53:01,951 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:01,951 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:53:01,951 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 10:53:01,956 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:53:01,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:53:01,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:53:01,958 INFO L87 Difference]: Start difference. First operand 2577 states and 3454 transitions. Second operand 3 states. [2019-10-07 10:53:02,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:53:02,121 INFO L93 Difference]: Finished difference Result 5049 states and 6774 transitions. [2019-10-07 10:53:02,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:53:02,122 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 287 [2019-10-07 10:53:02,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:53:02,175 INFO L225 Difference]: With dead ends: 5049 [2019-10-07 10:53:02,176 INFO L226 Difference]: Without dead ends: 5037 [2019-10-07 10:53:02,185 INFO L606 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 [2019-10-07 10:53:02,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5037 states. [2019-10-07 10:53:02,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5037 to 5027. [2019-10-07 10:53:02,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5027 states. [2019-10-07 10:53:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 5027 states and 6746 transitions. [2019-10-07 10:53:03,403 INFO L78 Accepts]: Start accepts. Automaton has 5027 states and 6746 transitions. Word has length 287 [2019-10-07 10:53:03,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:53:03,407 INFO L462 AbstractCegarLoop]: Abstraction has 5027 states and 6746 transitions. [2019-10-07 10:53:03,407 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:53:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 5027 states and 6746 transitions. [2019-10-07 10:53:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2019-10-07 10:53:03,443 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:53:03,444 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:53:03,444 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:53:03,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:53:03,449 INFO L82 PathProgramCache]: Analyzing trace with hash 639245476, now seen corresponding path program 1 times [2019-10-07 10:53:03,449 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:53:03,450 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:03,450 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:03,450 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:03,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:53:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1418 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1407 trivial. 0 not checked. [2019-10-07 10:53:04,183 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:04,184 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:53:04,184 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 10:53:04,185 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:53:04,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:53:04,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:53:04,186 INFO L87 Difference]: Start difference. First operand 5027 states and 6746 transitions. Second operand 3 states. [2019-10-07 10:53:04,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:53:04,609 INFO L93 Difference]: Finished difference Result 13663 states and 18478 transitions. [2019-10-07 10:53:04,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:53:04,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 412 [2019-10-07 10:53:04,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:53:04,666 INFO L225 Difference]: With dead ends: 13663 [2019-10-07 10:53:04,666 INFO L226 Difference]: Without dead ends: 8709 [2019-10-07 10:53:04,689 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:53:04,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2019-10-07 10:53:05,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 8697. [2019-10-07 10:53:05,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8697 states. [2019-10-07 10:53:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8697 states to 8697 states and 11819 transitions. [2019-10-07 10:53:05,169 INFO L78 Accepts]: Start accepts. Automaton has 8697 states and 11819 transitions. Word has length 412 [2019-10-07 10:53:05,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:53:05,174 INFO L462 AbstractCegarLoop]: Abstraction has 8697 states and 11819 transitions. [2019-10-07 10:53:05,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:53:05,174 INFO L276 IsEmpty]: Start isEmpty. Operand 8697 states and 11819 transitions. [2019-10-07 10:53:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2019-10-07 10:53:05,210 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:53:05,210 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:53:05,211 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:53:05,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:53:05,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1231526574, now seen corresponding path program 1 times [2019-10-07 10:53:05,211 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:53:05,212 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:05,212 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:05,212 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:05,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:53:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:06,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1832 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1808 trivial. 0 not checked. [2019-10-07 10:53:06,313 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:06,314 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:53:06,314 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:53:06,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:53:06,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:53:06,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:53:06,325 INFO L87 Difference]: Start difference. First operand 8697 states and 11819 transitions. Second operand 5 states. [2019-10-07 10:53:06,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:53:06,731 INFO L93 Difference]: Finished difference Result 17391 states and 23647 transitions. [2019-10-07 10:53:06,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:53:06,731 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 488 [2019-10-07 10:53:06,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:53:06,788 INFO L225 Difference]: With dead ends: 17391 [2019-10-07 10:53:06,789 INFO L226 Difference]: Without dead ends: 8773 [2019-10-07 10:53:06,822 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:53:06,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8773 states. [2019-10-07 10:53:07,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8773 to 8713. [2019-10-07 10:53:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8713 states. [2019-10-07 10:53:07,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8713 states to 8713 states and 11835 transitions. [2019-10-07 10:53:07,284 INFO L78 Accepts]: Start accepts. Automaton has 8713 states and 11835 transitions. Word has length 488 [2019-10-07 10:53:07,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:53:07,285 INFO L462 AbstractCegarLoop]: Abstraction has 8713 states and 11835 transitions. [2019-10-07 10:53:07,285 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:53:07,285 INFO L276 IsEmpty]: Start isEmpty. Operand 8713 states and 11835 transitions. [2019-10-07 10:53:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2019-10-07 10:53:07,325 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:53:07,325 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:53:07,326 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:53:07,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:53:07,326 INFO L82 PathProgramCache]: Analyzing trace with hash -355032211, now seen corresponding path program 1 times [2019-10-07 10:53:07,327 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:53:07,327 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:07,327 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:07,327 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:07,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:53:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:08,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1906 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 1878 trivial. 0 not checked. [2019-10-07 10:53:08,362 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:08,363 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:53:08,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:53:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:10,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 6910 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-07 10:53:10,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:53:10,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1906 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 1842 trivial. 0 not checked. [2019-10-07 10:53:10,461 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:53:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1906 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 1878 trivial. 0 not checked. [2019-10-07 10:53:11,517 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 10:53:11,518 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 5] total 8 [2019-10-07 10:53:11,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:53:11,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:53:11,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-07 10:53:11,522 INFO L87 Difference]: Start difference. First operand 8713 states and 11835 transitions. Second operand 5 states. [2019-10-07 10:53:11,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:53:11,959 INFO L93 Difference]: Finished difference Result 17371 states and 23709 transitions. [2019-10-07 10:53:11,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:53:11,960 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 549 [2019-10-07 10:53:11,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:53:12,030 INFO L225 Difference]: With dead ends: 17371 [2019-10-07 10:53:12,031 INFO L226 Difference]: Without dead ends: 8737 [2019-10-07 10:53:12,072 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1105 GetRequests, 1096 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-07 10:53:12,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8737 states. [2019-10-07 10:53:12,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8737 to 8729. [2019-10-07 10:53:12,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8729 states. [2019-10-07 10:53:12,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8729 states to 8729 states and 11911 transitions. [2019-10-07 10:53:12,534 INFO L78 Accepts]: Start accepts. Automaton has 8729 states and 11911 transitions. Word has length 549 [2019-10-07 10:53:12,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:53:12,535 INFO L462 AbstractCegarLoop]: Abstraction has 8729 states and 11911 transitions. [2019-10-07 10:53:12,535 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:53:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 8729 states and 11911 transitions. [2019-10-07 10:53:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2019-10-07 10:53:12,576 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:53:12,576 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:53:12,791 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:53:12,792 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:53:12,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:53:12,793 INFO L82 PathProgramCache]: Analyzing trace with hash -557506331, now seen corresponding path program 1 times [2019-10-07 10:53:12,793 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:53:12,793 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:12,794 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:12,794 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:12,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:53:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1910 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1886 trivial. 0 not checked. [2019-10-07 10:53:14,120 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:14,120 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:53:14,121 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:53:14,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:53:14,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:53:14,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:53:14,122 INFO L87 Difference]: Start difference. First operand 8729 states and 11911 transitions. Second operand 5 states. [2019-10-07 10:53:14,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:53:14,468 INFO L93 Difference]: Finished difference Result 17403 states and 23761 transitions. [2019-10-07 10:53:14,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:53:14,469 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 553 [2019-10-07 10:53:14,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:53:14,518 INFO L225 Difference]: With dead ends: 17403 [2019-10-07 10:53:14,518 INFO L226 Difference]: Without dead ends: 8753 [2019-10-07 10:53:14,557 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:53:14,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8753 states. [2019-10-07 10:53:14,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8753 to 8745. [2019-10-07 10:53:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8745 states. [2019-10-07 10:53:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8745 states to 8745 states and 11931 transitions. [2019-10-07 10:53:14,957 INFO L78 Accepts]: Start accepts. Automaton has 8745 states and 11931 transitions. Word has length 553 [2019-10-07 10:53:14,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:53:14,958 INFO L462 AbstractCegarLoop]: Abstraction has 8745 states and 11931 transitions. [2019-10-07 10:53:14,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:53:14,959 INFO L276 IsEmpty]: Start isEmpty. Operand 8745 states and 11931 transitions. [2019-10-07 10:53:14,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2019-10-07 10:53:14,994 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:53:14,995 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 8, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:53:14,995 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:53:14,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:53:14,996 INFO L82 PathProgramCache]: Analyzing trace with hash -99016710, now seen corresponding path program 1 times [2019-10-07 10:53:14,996 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:53:14,996 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:14,996 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:14,997 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:14,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:53:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 1888 trivial. 0 not checked. [2019-10-07 10:53:16,037 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:16,037 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:53:16,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:53:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:18,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 6972 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-07 10:53:18,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:53:18,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:53:18,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2019-10-07 10:53:18,529 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:53:19,090 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:53:19,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 1888 trivial. 0 not checked. [2019-10-07 10:53:19,777 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 10:53:19,777 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 7 [2019-10-07 10:53:19,779 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 10:53:19,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 10:53:19,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:53:19,779 INFO L87 Difference]: Start difference. First operand 8745 states and 11931 transitions. Second operand 7 states. [2019-10-07 10:53:20,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:53:20,148 INFO L93 Difference]: Finished difference Result 17499 states and 23931 transitions. [2019-10-07 10:53:20,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 10:53:20,148 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 557 [2019-10-07 10:53:20,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:53:20,199 INFO L225 Difference]: With dead ends: 17499 [2019-10-07 10:53:20,199 INFO L226 Difference]: Without dead ends: 8833 [2019-10-07 10:53:20,232 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1120 GetRequests, 1109 SyntacticMatches, 6 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:53:20,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8833 states. [2019-10-07 10:53:20,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8833 to 8749. [2019-10-07 10:53:20,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8749 states. [2019-10-07 10:53:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8749 states to 8749 states and 11935 transitions. [2019-10-07 10:53:20,570 INFO L78 Accepts]: Start accepts. Automaton has 8749 states and 11935 transitions. Word has length 557 [2019-10-07 10:53:20,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:53:20,571 INFO L462 AbstractCegarLoop]: Abstraction has 8749 states and 11935 transitions. [2019-10-07 10:53:20,571 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 10:53:20,571 INFO L276 IsEmpty]: Start isEmpty. Operand 8749 states and 11935 transitions. [2019-10-07 10:53:20,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2019-10-07 10:53:20,607 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:53:20,608 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:53:20,824 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:53:20,824 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:53:20,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:53:20,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1554035582, now seen corresponding path program 2 times [2019-10-07 10:53:20,826 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:53:20,826 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:20,826 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:20,826 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:53:20,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:53:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:53:26,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 1841 trivial. 0 not checked. [2019-10-07 10:53:26,333 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:53:26,333 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:53:26,333 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true