/usr/bin/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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:13:48,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:13:48,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:13:48,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:13:48,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:13:48,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:13:48,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:13:48,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:13:48,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:13:48,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:13:48,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:13:48,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:13:48,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:13:48,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:13:48,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:13:48,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:13:48,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:13:48,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:13:48,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:13:48,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:13:48,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:13:48,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:13:48,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:13:48,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:13:48,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:13:48,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:13:48,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:13:48,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:13:48,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:13:48,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:13:48,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:13:48,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:13:48,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:13:48,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:13:48,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:13:48,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:13:48,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:13:48,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:13:48,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:13:48,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:13:48,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:13:48,367 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 [2019-11-07 00:13:48,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:13:48,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:13:48,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:13:48,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:13:48,405 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:13:48,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:13:48,405 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:13:48,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:13:48,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:13:48,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:13:48,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:13:48,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:13:48,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:13:48,407 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:13:48,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:13:48,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:13:48,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:13:48,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:13:48,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:13:48,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:13:48,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:13:48,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:13:48,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:13:48,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:13:48,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:13:48,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:13:48,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:13:48,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:13:48,414 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 00:13:48,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:13:48,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:13:48,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:13:48,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:13:48,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:13:48,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-11-07 00:13:48,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51d214b41/1f0e49094d18483cbb16fb586f9873af/FLAGada4eb47d [2019-11-07 00:13:49,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:13:49,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-11-07 00:13:49,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51d214b41/1f0e49094d18483cbb16fb586f9873af/FLAGada4eb47d [2019-11-07 00:13:50,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51d214b41/1f0e49094d18483cbb16fb586f9873af [2019-11-07 00:13:50,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:13:50,136 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:13:50,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:13:50,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:13:50,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:13:50,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:13:50" (1/1) ... [2019-11-07 00:13:50,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579c77bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:50, skipping insertion in model container [2019-11-07 00:13:50,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:13:50" (1/1) ... [2019-11-07 00:13:50,152 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:13:50,285 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:13:52,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:13:52,095 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:13:52,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:13:52,638 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:13:52,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52 WrapperNode [2019-11-07 00:13:52,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:13:52,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:13:52,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:13:52,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:13:52,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (1/1) ... [2019-11-07 00:13:52,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (1/1) ... [2019-11-07 00:13:52,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (1/1) ... [2019-11-07 00:13:52,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (1/1) ... [2019-11-07 00:13:52,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (1/1) ... [2019-11-07 00:13:52,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (1/1) ... [2019-11-07 00:13:53,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (1/1) ... [2019-11-07 00:13:53,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:13:53,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:13:53,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:13:53,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:13:53,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (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 [2019-11-07 00:13:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:13:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:13:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-07 00:13:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-11-07 00:13:53,134 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-11-07 00:13:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-11-07 00:13:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-11-07 00:13:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2019-11-07 00:13:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-11-07 00:13:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-11-07 00:13:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-07 00:13:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-07 00:13:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-07 00:13:53,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 00:13:53,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-07 00:13:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-11-07 00:13:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-11-07 00:13:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-07 00:13:53,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-07 00:13:53,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-07 00:13:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-07 00:13:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 00:13:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2019-11-07 00:13:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2019-11-07 00:13:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2019-11-07 00:13:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2019-11-07 00:13:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2019-11-07 00:13:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2019-11-07 00:13:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-11-07 00:13:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-11-07 00:13:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-11-07 00:13:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-11-07 00:13:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-11-07 00:13:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-11-07 00:13:53,144 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2019-11-07 00:13:53,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2019-11-07 00:13:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2019-11-07 00:13:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2019-11-07 00:13:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2019-11-07 00:13:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2019-11-07 00:13:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2019-11-07 00:13:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2019-11-07 00:13:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2019-11-07 00:13:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2019-11-07 00:13:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2019-11-07 00:13:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2019-11-07 00:13:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2019-11-07 00:13:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2019-11-07 00:13:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2019-11-07 00:13:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2019-11-07 00:13:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2019-11-07 00:13:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2019-11-07 00:13:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2019-11-07 00:13:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2019-11-07 00:13:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2019-11-07 00:13:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2019-11-07 00:13:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2019-11-07 00:13:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2019-11-07 00:13:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2019-11-07 00:13:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:13:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-07 00:13:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-07 00:13:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-11-07 00:13:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2019-11-07 00:13:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2019-11-07 00:13:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-11-07 00:13:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2019-11-07 00:13:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2019-11-07 00:13:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2019-11-07 00:13:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2019-11-07 00:13:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-11-07 00:13:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-11-07 00:13:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-11-07 00:13:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2019-11-07 00:13:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2019-11-07 00:13:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2019-11-07 00:13:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2019-11-07 00:13:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2019-11-07 00:13:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2019-11-07 00:13:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2019-11-07 00:13:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2019-11-07 00:13:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2019-11-07 00:13:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2019-11-07 00:13:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2019-11-07 00:13:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2019-11-07 00:13:53,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2019-11-07 00:13:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2019-11-07 00:13:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2019-11-07 00:13:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2019-11-07 00:13:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2019-11-07 00:13:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2019-11-07 00:13:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2019-11-07 00:13:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2019-11-07 00:13:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2019-11-07 00:13:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2019-11-07 00:13:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 00:13:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-07 00:13:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-07 00:13:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-07 00:13:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-07 00:13:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-11-07 00:13:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-11-07 00:13:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-07 00:13:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-11-07 00:13:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-11-07 00:13:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 00:13:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-11-07 00:13:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-11-07 00:13:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-07 00:13:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-11-07 00:13:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2019-11-07 00:13:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-11-07 00:13:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-11-07 00:13:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2019-11-07 00:13:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-11-07 00:13:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-11-07 00:13:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-11-07 00:13:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-11-07 00:13:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-11-07 00:13:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-11-07 00:13:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-11-07 00:13:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-11-07 00:13:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2019-11-07 00:13:53,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-11-07 00:13:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-11-07 00:13:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-11-07 00:13:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-11-07 00:13:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-11-07 00:13:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-11-07 00:13:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-11-07 00:13:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-11-07 00:13:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2019-11-07 00:13:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2019-11-07 00:13:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2019-11-07 00:13:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-11-07 00:13:53,169 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2019-11-07 00:13:53,170 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-11-07 00:13:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-11-07 00:13:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-11-07 00:13:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-11-07 00:13:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2019-11-07 00:13:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-11-07 00:13:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2019-11-07 00:13:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2019-11-07 00:13:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2019-11-07 00:13:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 00:13:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2019-11-07 00:13:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2019-11-07 00:13:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2019-11-07 00:13:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2019-11-07 00:13:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2019-11-07 00:13:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-11-07 00:13:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2019-11-07 00:13:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2019-11-07 00:13:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-11-07 00:13:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2019-11-07 00:13:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2019-11-07 00:13:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2019-11-07 00:13:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-11-07 00:13:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-11-07 00:13:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 00:13:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-11-07 00:13:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-11-07 00:13:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-11-07 00:13:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2019-11-07 00:13:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-11-07 00:13:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-11-07 00:13:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-11-07 00:13:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 00:13:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 00:13:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-07 00:13:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-07 00:13:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-07 00:13:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:13:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 00:13:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-11-07 00:13:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-11-07 00:13:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-11-07 00:13:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-07 00:13:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-07 00:13:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-07 00:13:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-11-07 00:13:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 00:13:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-11-07 00:13:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2019-11-07 00:13:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-11-07 00:13:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2019-11-07 00:13:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2019-11-07 00:13:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-11-07 00:13:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-07 00:13:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2019-11-07 00:13:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-11-07 00:13:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-11-07 00:13:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:13:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 00:13:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-11-07 00:13:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2019-11-07 00:13:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2019-11-07 00:13:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2019-11-07 00:13:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2019-11-07 00:13:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2019-11-07 00:13:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2019-11-07 00:13:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2019-11-07 00:13:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2019-11-07 00:13:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-11-07 00:13:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:13:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-11-07 00:13:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-11-07 00:13:53,202 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-11-07 00:13:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-11-07 00:13:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-11-07 00:13:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-11-07 00:13:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-11-07 00:13:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-11-07 00:13:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-11-07 00:13:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-11-07 00:13:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-11-07 00:13:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2019-11-07 00:13:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-11-07 00:13:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2019-11-07 00:13:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-11-07 00:13:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-11-07 00:13:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-11-07 00:13:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-11-07 00:13:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-11-07 00:13:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-11-07 00:13:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-11-07 00:13:53,209 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-11-07 00:13:53,209 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-11-07 00:13:53,209 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-11-07 00:13:53,209 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-11-07 00:13:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2019-11-07 00:13:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2019-11-07 00:13:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2019-11-07 00:13:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2019-11-07 00:13:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 00:13:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2019-11-07 00:13:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-11-07 00:13:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2019-11-07 00:13:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-07 00:13:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:13:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:13:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 00:13:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-07 00:13:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:13:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-07 00:13:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-07 00:13:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-07 00:13:54,430 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-07 00:14:11,334 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-11-07 00:14:11,710 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:14:11,711 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 00:14:11,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:14:11 BoogieIcfgContainer [2019-11-07 00:14:11,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:14:11,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:14:11,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:14:11,717 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:14:11,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:13:50" (1/3) ... [2019-11-07 00:14:11,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@493569ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:14:11, skipping insertion in model container [2019-11-07 00:14:11,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:13:52" (2/3) ... [2019-11-07 00:14:11,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@493569ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:14:11, skipping insertion in model container [2019-11-07 00:14:11,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:14:11" (3/3) ... [2019-11-07 00:14:11,720 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-11-07 00:14:11,730 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:14:11,739 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:14:11,750 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:14:11,784 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:14:11,784 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:14:11,784 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:14:11,784 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:14:11,784 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:14:11,785 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:14:11,785 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:14:11,785 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:14:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states. [2019-11-07 00:14:11,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-07 00:14:11,840 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:11,841 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 00:14:11,843 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:11,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:11,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1940468328, now seen corresponding path program 1 times [2019-11-07 00:14:11,859 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:11,859 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097477109] [2019-11-07 00:14:11,859 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:14:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:14:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-07 00:14:12,596 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097477109] [2019-11-07 00:14:12,597 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:14:12,597 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:14:12,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345537702] [2019-11-07 00:14:12,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:14:12,606 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:14:12,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:14:12,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:14:12,620 INFO L87 Difference]: Start difference. First operand 1403 states. Second operand 3 states. [2019-11-07 00:14:13,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:14:13,611 INFO L93 Difference]: Finished difference Result 4011 states and 5232 transitions. [2019-11-07 00:14:13,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:14:13,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-11-07 00:14:13,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:14:13,656 INFO L225 Difference]: With dead ends: 4011 [2019-11-07 00:14:13,656 INFO L226 Difference]: Without dead ends: 2642 [2019-11-07 00:14:13,671 INFO L630 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 [2019-11-07 00:14:13,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2019-11-07 00:14:13,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2639. [2019-11-07 00:14:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2639 states. [2019-11-07 00:14:13,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 2639 states and 3418 transitions. [2019-11-07 00:14:13,951 INFO L78 Accepts]: Start accepts. Automaton has 2639 states and 3418 transitions. Word has length 63 [2019-11-07 00:14:13,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:14:13,952 INFO L462 AbstractCegarLoop]: Abstraction has 2639 states and 3418 transitions. [2019-11-07 00:14:13,953 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:14:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3418 transitions. [2019-11-07 00:14:13,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-07 00:14:13,967 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:13,967 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:14:13,968 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:13,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:13,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1903591679, now seen corresponding path program 1 times [2019-11-07 00:14:13,968 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:13,968 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920415762] [2019-11-07 00:14:13,969 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:14:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:14:14,375 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-07 00:14:14,376 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920415762] [2019-11-07 00:14:14,376 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:14:14,376 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:14:14,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200116067] [2019-11-07 00:14:14,378 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:14:14,378 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:14:14,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:14:14,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:14:14,379 INFO L87 Difference]: Start difference. First operand 2639 states and 3418 transitions. Second operand 3 states. [2019-11-07 00:14:14,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:14:14,602 INFO L93 Difference]: Finished difference Result 7866 states and 10235 transitions. [2019-11-07 00:14:14,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:14:14,603 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2019-11-07 00:14:14,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:14:14,649 INFO L225 Difference]: With dead ends: 7866 [2019-11-07 00:14:14,649 INFO L226 Difference]: Without dead ends: 5236 [2019-11-07 00:14:14,663 INFO L630 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 [2019-11-07 00:14:14,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5236 states. [2019-11-07 00:14:14,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5236 to 5232. [2019-11-07 00:14:14,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5232 states. [2019-11-07 00:14:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 6795 transitions. [2019-11-07 00:14:14,980 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 6795 transitions. Word has length 83 [2019-11-07 00:14:14,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:14:14,981 INFO L462 AbstractCegarLoop]: Abstraction has 5232 states and 6795 transitions. [2019-11-07 00:14:14,981 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:14:14,981 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 6795 transitions. [2019-11-07 00:14:14,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-07 00:14:14,985 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:14,985 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 00:14:14,985 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:14,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:14,986 INFO L82 PathProgramCache]: Analyzing trace with hash -395755656, now seen corresponding path program 1 times [2019-11-07 00:14:14,986 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:14,986 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195751841] [2019-11-07 00:14:14,986 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:14:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:14:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-07 00:14:15,193 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195751841] [2019-11-07 00:14:15,194 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:14:15,194 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:14:15,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628247640] [2019-11-07 00:14:15,195 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:14:15,195 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:14:15,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:14:15,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:14:15,195 INFO L87 Difference]: Start difference. First operand 5232 states and 6795 transitions. Second operand 3 states. [2019-11-07 00:14:15,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:14:15,556 INFO L93 Difference]: Finished difference Result 14031 states and 18299 transitions. [2019-11-07 00:14:15,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:14:15,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-11-07 00:14:15,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:14:15,608 INFO L225 Difference]: With dead ends: 14031 [2019-11-07 00:14:15,609 INFO L226 Difference]: Without dead ends: 8823 [2019-11-07 00:14:15,634 INFO L630 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 [2019-11-07 00:14:15,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8823 states. [2019-11-07 00:14:16,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8823 to 8790. [2019-11-07 00:14:16,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8790 states. [2019-11-07 00:14:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8790 states to 8790 states and 11489 transitions. [2019-11-07 00:14:16,065 INFO L78 Accepts]: Start accepts. Automaton has 8790 states and 11489 transitions. Word has length 92 [2019-11-07 00:14:16,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:14:16,066 INFO L462 AbstractCegarLoop]: Abstraction has 8790 states and 11489 transitions. [2019-11-07 00:14:16,070 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:14:16,071 INFO L276 IsEmpty]: Start isEmpty. Operand 8790 states and 11489 transitions. [2019-11-07 00:14:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-07 00:14:16,085 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:16,085 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:14:16,086 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:16,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:16,086 INFO L82 PathProgramCache]: Analyzing trace with hash -320667236, now seen corresponding path program 1 times [2019-11-07 00:14:16,086 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:16,086 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650517094] [2019-11-07 00:14:16,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:14:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:14:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-07 00:14:16,310 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650517094] [2019-11-07 00:14:16,310 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:14:16,310 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:14:16,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820859993] [2019-11-07 00:14:16,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:14:16,311 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:14:16,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:14:16,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:14:16,312 INFO L87 Difference]: Start difference. First operand 8790 states and 11489 transitions. Second operand 3 states. [2019-11-07 00:14:17,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:14:17,347 INFO L93 Difference]: Finished difference Result 14127 states and 18464 transitions. [2019-11-07 00:14:17,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:14:17,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2019-11-07 00:14:17,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:14:17,389 INFO L225 Difference]: With dead ends: 14127 [2019-11-07 00:14:17,390 INFO L226 Difference]: Without dead ends: 5368 [2019-11-07 00:14:17,434 INFO L630 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 [2019-11-07 00:14:17,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2019-11-07 00:14:17,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 5363. [2019-11-07 00:14:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5363 states. [2019-11-07 00:14:17,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5363 states to 5363 states and 7002 transitions. [2019-11-07 00:14:17,730 INFO L78 Accepts]: Start accepts. Automaton has 5363 states and 7002 transitions. Word has length 131 [2019-11-07 00:14:17,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:14:17,733 INFO L462 AbstractCegarLoop]: Abstraction has 5363 states and 7002 transitions. [2019-11-07 00:14:17,733 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:14:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 5363 states and 7002 transitions. [2019-11-07 00:14:17,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-07 00:14:17,743 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:17,743 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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] [2019-11-07 00:14:17,744 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:17,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:17,744 INFO L82 PathProgramCache]: Analyzing trace with hash -836150434, now seen corresponding path program 1 times [2019-11-07 00:14:17,745 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:17,746 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780466319] [2019-11-07 00:14:17,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:14:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:14:18,881 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-07 00:14:18,882 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780466319] [2019-11-07 00:14:18,882 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:14:18,882 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:14:18,883 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088157598] [2019-11-07 00:14:18,883 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:14:18,883 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:14:18,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:14:18,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:14:18,884 INFO L87 Difference]: Start difference. First operand 5363 states and 7002 transitions. Second operand 3 states. [2019-11-07 00:14:20,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:14:20,260 INFO L93 Difference]: Finished difference Result 11785 states and 15385 transitions. [2019-11-07 00:14:20,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:14:20,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-11-07 00:14:20,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:14:20,311 INFO L225 Difference]: With dead ends: 11785 [2019-11-07 00:14:20,311 INFO L226 Difference]: Without dead ends: 7342 [2019-11-07 00:14:20,329 INFO L630 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 [2019-11-07 00:14:20,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7342 states. [2019-11-07 00:14:20,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7342 to 7309. [2019-11-07 00:14:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7309 states. [2019-11-07 00:14:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 9542 transitions. [2019-11-07 00:14:20,600 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 9542 transitions. Word has length 160 [2019-11-07 00:14:20,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:14:20,601 INFO L462 AbstractCegarLoop]: Abstraction has 7309 states and 9542 transitions. [2019-11-07 00:14:20,601 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:14:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 9542 transitions. [2019-11-07 00:14:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-07 00:14:20,616 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:20,617 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:14:20,617 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:20,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:20,617 INFO L82 PathProgramCache]: Analyzing trace with hash -294038461, now seen corresponding path program 1 times [2019-11-07 00:14:20,618 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:20,618 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477994095] [2019-11-07 00:14:20,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:14:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:14:21,042 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-11-07 00:14:21,042 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477994095] [2019-11-07 00:14:21,042 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:14:21,043 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-07 00:14:21,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772823292] [2019-11-07 00:14:21,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-07 00:14:21,044 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:14:21,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-07 00:14:21,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 00:14:21,045 INFO L87 Difference]: Start difference. First operand 7309 states and 9542 transitions. Second operand 5 states. [2019-11-07 00:14:23,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:14:23,190 INFO L93 Difference]: Finished difference Result 16325 states and 21261 transitions. [2019-11-07 00:14:23,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:14:23,191 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 183 [2019-11-07 00:14:23,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:14:23,241 INFO L225 Difference]: With dead ends: 16325 [2019-11-07 00:14:23,241 INFO L226 Difference]: Without dead ends: 9936 [2019-11-07 00:14:23,266 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:14:23,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9936 states. [2019-11-07 00:14:23,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9936 to 7317. [2019-11-07 00:14:23,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7317 states. [2019-11-07 00:14:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 9550 transitions. [2019-11-07 00:14:23,551 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 9550 transitions. Word has length 183 [2019-11-07 00:14:23,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:14:23,552 INFO L462 AbstractCegarLoop]: Abstraction has 7317 states and 9550 transitions. [2019-11-07 00:14:23,552 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-07 00:14:23,552 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 9550 transitions. [2019-11-07 00:14:23,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-07 00:14:23,570 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:23,570 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:14:23,570 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:23,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:23,571 INFO L82 PathProgramCache]: Analyzing trace with hash -2033190546, now seen corresponding path program 1 times [2019-11-07 00:14:23,571 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:23,571 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618372082] [2019-11-07 00:14:23,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:14:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:14:23,914 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-11-07 00:14:23,914 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618372082] [2019-11-07 00:14:23,914 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:14:23,914 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:14:23,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431244912] [2019-11-07 00:14:23,915 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:14:23,915 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:14:23,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:14:23,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:14:23,916 INFO L87 Difference]: Start difference. First operand 7317 states and 9550 transitions. Second operand 3 states. [2019-11-07 00:14:24,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:14:24,078 INFO L93 Difference]: Finished difference Result 13716 states and 17904 transitions. [2019-11-07 00:14:24,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:14:24,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-11-07 00:14:24,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:14:24,105 INFO L225 Difference]: With dead ends: 13716 [2019-11-07 00:14:24,105 INFO L226 Difference]: Without dead ends: 7319 [2019-11-07 00:14:24,125 INFO L630 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 [2019-11-07 00:14:24,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7319 states. [2019-11-07 00:14:24,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7319 to 7319. [2019-11-07 00:14:24,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7319 states. [2019-11-07 00:14:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7319 states to 7319 states and 9552 transitions. [2019-11-07 00:14:24,348 INFO L78 Accepts]: Start accepts. Automaton has 7319 states and 9552 transitions. Word has length 204 [2019-11-07 00:14:24,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:14:24,348 INFO L462 AbstractCegarLoop]: Abstraction has 7319 states and 9552 transitions. [2019-11-07 00:14:24,349 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:14:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 7319 states and 9552 transitions. [2019-11-07 00:14:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-07 00:14:24,361 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:14:24,361 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:14:24,361 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:14:24,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:14:24,362 INFO L82 PathProgramCache]: Analyzing trace with hash -1792950800, now seen corresponding path program 1 times [2019-11-07 00:14:24,362 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:14:24,362 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643018530] [2019-11-07 00:14:24,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY