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 0.1.24-13a467a-m [2019-10-15 00:53:30,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:53:30,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:53:30,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:53:30,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:53:30,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:53:30,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:53:30,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:53:30,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:53:30,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:53:30,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:53:30,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:53:30,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:53:30,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:53:30,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:53:30,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:53:30,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:53:30,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:53:30,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:53:30,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:53:30,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:53:30,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:53:30,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:53:30,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:53:30,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:53:30,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:53:30,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:53:30,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:53:30,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:53:30,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:53:30,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:53:30,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:53:30,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:53:30,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:53:30,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:53:30,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:53:30,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:53:30,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:53:30,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:53:30,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:53:30,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:53:30,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 00:53:30,697 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:53:30,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:53:30,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:53:30,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:53:30,699 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:53:30,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:53:30,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:53:30,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:53:30,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:53:30,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:53:30,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:53:30,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:53:30,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:53:30,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:53:30,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:53:30,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:53:30,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:53:30,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:53:30,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:53:30,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:53:30,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:53:30,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:53:30,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:53:30,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:53:30,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:53:30,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:53:30,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:53:30,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:53:30,704 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 [2019-10-15 00:53:30,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:53:31,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:53:31,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:53:31,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:53:31,009 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:53:31,010 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-15 00:53:31,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e918f02/c371709cf55141f5b0b33355e7de5ede/FLAG3c4fbbace [2019-10-15 00:53:32,010 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:53:32,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-10-15 00:53:32,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e918f02/c371709cf55141f5b0b33355e7de5ede/FLAG3c4fbbace [2019-10-15 00:53:32,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e918f02/c371709cf55141f5b0b33355e7de5ede [2019-10-15 00:53:32,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:53:32,483 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:53:32,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:53:32,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:53:32,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:53:32,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:53:32" (1/1) ... [2019-10-15 00:53:32,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6ee061 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:32, skipping insertion in model container [2019-10-15 00:53:32,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:53:32" (1/1) ... [2019-10-15 00:53:32,500 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:53:32,634 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:53:34,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:53:34,646 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:53:34,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:53:35,321 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:53:35,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35 WrapperNode [2019-10-15 00:53:35,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:53:35,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:53:35,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:53:35,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:53:35,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... [2019-10-15 00:53:35,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... [2019-10-15 00:53:35,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... [2019-10-15 00:53:35,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... [2019-10-15 00:53:35,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... [2019-10-15 00:53:35,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... [2019-10-15 00:53:35,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... [2019-10-15 00:53:35,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:53:35,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:53:35,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:53:35,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:53:35,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:53:35,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:53:35,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:53:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-15 00:53:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-15 00:53:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-15 00:53:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-15 00:53:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-15 00:53:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2019-10-15 00:53:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-15 00:53:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-15 00:53:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 00:53:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 00:53:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 00:53:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:53:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 00:53:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 00:53:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 00:53:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 00:53:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 00:53:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 00:53:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 00:53:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:53:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2019-10-15 00:53:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2019-10-15 00:53:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2019-10-15 00:53:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2019-10-15 00:53:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2019-10-15 00:53:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2019-10-15 00:53:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:53:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:53:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-15 00:53:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-15 00:53:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-15 00:53:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-15 00:53:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2019-10-15 00:53:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2019-10-15 00:53:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2019-10-15 00:53:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2019-10-15 00:53:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2019-10-15 00:53:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2019-10-15 00:53:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2019-10-15 00:53:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2019-10-15 00:53:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2019-10-15 00:53:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2019-10-15 00:53:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2019-10-15 00:53:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2019-10-15 00:53:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2019-10-15 00:53:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2019-10-15 00:53:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2019-10-15 00:53:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2019-10-15 00:53:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2019-10-15 00:53:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2019-10-15 00:53:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2019-10-15 00:53:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2019-10-15 00:53:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2019-10-15 00:53:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2019-10-15 00:53:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2019-10-15 00:53:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2019-10-15 00:53:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2019-10-15 00:53:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:53:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 00:53:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 00:53:35,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-10-15 00:53:35,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2019-10-15 00:53:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2019-10-15 00:53:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-10-15 00:53:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2019-10-15 00:53:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2019-10-15 00:53:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2019-10-15 00:53:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2019-10-15 00:53:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-10-15 00:53:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-10-15 00:53:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-10-15 00:53:35,744 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2019-10-15 00:53:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2019-10-15 00:53:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2019-10-15 00:53:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2019-10-15 00:53:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2019-10-15 00:53:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2019-10-15 00:53:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2019-10-15 00:53:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2019-10-15 00:53:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2019-10-15 00:53:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2019-10-15 00:53:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2019-10-15 00:53:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2019-10-15 00:53:35,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2019-10-15 00:53:35,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2019-10-15 00:53:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2019-10-15 00:53:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2019-10-15 00:53:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2019-10-15 00:53:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2019-10-15 00:53:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2019-10-15 00:53:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2019-10-15 00:53:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2019-10-15 00:53:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2019-10-15 00:53:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:53:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 00:53:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 00:53:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 00:53:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 00:53:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-15 00:53:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-15 00:53:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-15 00:53:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-15 00:53:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-15 00:53:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:53:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-15 00:53:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-15 00:53:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 00:53:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-15 00:53:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2019-10-15 00:53:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-15 00:53:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 00:53:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2019-10-15 00:53:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 00:53:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-15 00:53:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-15 00:53:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-15 00:53:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-15 00:53:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-15 00:53:35,756 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-10-15 00:53:35,756 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-10-15 00:53:35,756 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2019-10-15 00:53:35,756 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-10-15 00:53:35,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-10-15 00:53:35,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-10-15 00:53:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-10-15 00:53:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-10-15 00:53:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-10-15 00:53:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-10-15 00:53:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-10-15 00:53:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2019-10-15 00:53:35,759 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2019-10-15 00:53:35,759 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2019-10-15 00:53:35,759 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-10-15 00:53:35,759 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2019-10-15 00:53:35,760 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-10-15 00:53:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-15 00:53:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-15 00:53:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-10-15 00:53:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2019-10-15 00:53:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-10-15 00:53:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2019-10-15 00:53:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2019-10-15 00:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2019-10-15 00:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2019-10-15 00:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2019-10-15 00:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2019-10-15 00:53:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2019-10-15 00:53:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2019-10-15 00:53:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-10-15 00:53:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2019-10-15 00:53:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 00:53:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-15 00:53:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-15 00:53:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-15 00:53:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-15 00:53:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-15 00:53:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-15 00:53:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-15 00:53:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:53:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:53:35,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:53:35,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 00:53:35,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 00:53:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:53:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:53:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:53:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-15 00:53:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2019-10-15 00:53:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 00:53:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-15 00:53:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 00:53:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2019-10-15 00:53:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:53:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:53:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:53:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-15 00:53:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-15 00:53:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-15 00:53:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-15 00:53:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-10-15 00:53:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2019-10-15 00:53:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2019-10-15 00:53:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-10-15 00:53:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2019-10-15 00:53:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:53:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:53:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 00:53:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2019-10-15 00:53:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2019-10-15 00:53:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:53:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:53:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:53:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 00:53:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-15 00:53:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 00:53:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-15 00:53:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-15 00:53:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-15 00:53:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-15 00:53:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-15 00:53:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-15 00:53:35,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-15 00:53:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-15 00:53:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2019-10-15 00:53:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-15 00:53:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2019-10-15 00:53:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-15 00:53:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-10-15 00:53:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2019-10-15 00:53:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2019-10-15 00:53:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2019-10-15 00:53:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2019-10-15 00:53:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2019-10-15 00:53:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2019-10-15 00:53:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2019-10-15 00:53:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 00:53:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2019-10-15 00:53:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2019-10-15 00:53:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:53:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 00:53:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:53:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:53:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:53:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:53:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:53:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:53:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 00:53:35,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 00:53:35,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 00:53:36,887 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 00:53:51,310 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-15 00:53:51,699 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:53:51,699 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 00:53:51,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:53:51 BoogieIcfgContainer [2019-10-15 00:53:51,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:53:51,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:53:51,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:53:51,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:53:51,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:53:32" (1/3) ... [2019-10-15 00:53:51,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7636805f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:53:51, skipping insertion in model container [2019-10-15 00:53:51,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:53:35" (2/3) ... [2019-10-15 00:53:51,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7636805f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:53:51, skipping insertion in model container [2019-10-15 00:53:51,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:53:51" (3/3) ... [2019-10-15 00:53:51,709 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 [2019-10-15 00:53:51,719 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:53:51,731 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:53:51,743 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:53:51,775 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:53:51,776 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:53:51,776 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:53:51,776 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:53:51,776 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:53:51,776 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:53:51,776 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:53:51,776 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:53:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states. [2019-10-15 00:53:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-15 00:53:51,836 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:53:51,837 INFO L380 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] [2019-10-15 00:53:51,841 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:53:51,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:53:51,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1940468328, now seen corresponding path program 1 times [2019-10-15 00:53:51,857 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:53:51,858 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10672713] [2019-10-15 00:53:51,858 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:51,858 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:51,858 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:53:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:53:52,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-15 00:53:52,541 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10672713] [2019-10-15 00:53:52,542 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:53:52,542 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:53:52,542 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521901035] [2019-10-15 00:53:52,547 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:53:52,549 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:53:52,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:53:52,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:52,567 INFO L87 Difference]: Start difference. First operand 1403 states. Second operand 3 states. [2019-10-15 00:53:53,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:53:53,486 INFO L93 Difference]: Finished difference Result 4011 states and 5232 transitions. [2019-10-15 00:53:53,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:53:53,488 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-10-15 00:53:53,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:53:53,533 INFO L225 Difference]: With dead ends: 4011 [2019-10-15 00:53:53,533 INFO L226 Difference]: Without dead ends: 2642 [2019-10-15 00:53:53,548 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:53,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2019-10-15 00:53:53,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2639. [2019-10-15 00:53:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2639 states. [2019-10-15 00:53:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 2639 states and 3418 transitions. [2019-10-15 00:53:53,811 INFO L78 Accepts]: Start accepts. Automaton has 2639 states and 3418 transitions. Word has length 63 [2019-10-15 00:53:53,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:53:53,812 INFO L462 AbstractCegarLoop]: Abstraction has 2639 states and 3418 transitions. [2019-10-15 00:53:53,812 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:53:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3418 transitions. [2019-10-15 00:53:53,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-15 00:53:53,829 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:53:53,829 INFO L380 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] [2019-10-15 00:53:53,830 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:53:53,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:53:53,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1903591679, now seen corresponding path program 1 times [2019-10-15 00:53:53,830 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:53:53,831 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916816239] [2019-10-15 00:53:53,831 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:53,831 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:53,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:53:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:53:54,243 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-15 00:53:54,243 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916816239] [2019-10-15 00:53:54,244 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:53:54,244 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:53:54,244 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477417123] [2019-10-15 00:53:54,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:53:54,246 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:53:54,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:53:54,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:54,246 INFO L87 Difference]: Start difference. First operand 2639 states and 3418 transitions. Second operand 3 states. [2019-10-15 00:53:54,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:53:54,467 INFO L93 Difference]: Finished difference Result 7866 states and 10235 transitions. [2019-10-15 00:53:54,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:53:54,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2019-10-15 00:53:54,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:53:54,502 INFO L225 Difference]: With dead ends: 7866 [2019-10-15 00:53:54,502 INFO L226 Difference]: Without dead ends: 5236 [2019-10-15 00:53:54,516 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:54,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5236 states. [2019-10-15 00:53:54,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5236 to 5232. [2019-10-15 00:53:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5232 states. [2019-10-15 00:53:54,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 6795 transitions. [2019-10-15 00:53:54,739 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 6795 transitions. Word has length 83 [2019-10-15 00:53:54,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:53:54,741 INFO L462 AbstractCegarLoop]: Abstraction has 5232 states and 6795 transitions. [2019-10-15 00:53:54,742 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:53:54,742 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 6795 transitions. [2019-10-15 00:53:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-15 00:53:54,747 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:53:54,747 INFO L380 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] [2019-10-15 00:53:54,748 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:53:54,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:53:54,748 INFO L82 PathProgramCache]: Analyzing trace with hash -395755656, now seen corresponding path program 1 times [2019-10-15 00:53:54,748 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:53:54,749 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072196081] [2019-10-15 00:53:54,749 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:54,749 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:54,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:53:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:53:55,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-15 00:53:55,000 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072196081] [2019-10-15 00:53:55,000 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:53:55,001 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:53:55,001 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265302360] [2019-10-15 00:53:55,001 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:53:55,002 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:53:55,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:53:55,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:55,002 INFO L87 Difference]: Start difference. First operand 5232 states and 6795 transitions. Second operand 3 states. [2019-10-15 00:53:55,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:53:55,478 INFO L93 Difference]: Finished difference Result 14031 states and 18299 transitions. [2019-10-15 00:53:55,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:53:55,479 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-10-15 00:53:55,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:53:55,536 INFO L225 Difference]: With dead ends: 14031 [2019-10-15 00:53:55,536 INFO L226 Difference]: Without dead ends: 8823 [2019-10-15 00:53:55,562 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:55,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8823 states. [2019-10-15 00:53:55,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8823 to 8790. [2019-10-15 00:53:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8790 states. [2019-10-15 00:53:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8790 states to 8790 states and 11489 transitions. [2019-10-15 00:53:55,955 INFO L78 Accepts]: Start accepts. Automaton has 8790 states and 11489 transitions. Word has length 92 [2019-10-15 00:53:55,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:53:55,956 INFO L462 AbstractCegarLoop]: Abstraction has 8790 states and 11489 transitions. [2019-10-15 00:53:55,956 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:53:55,956 INFO L276 IsEmpty]: Start isEmpty. Operand 8790 states and 11489 transitions. [2019-10-15 00:53:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-10-15 00:53:55,966 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:53:55,966 INFO L380 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] [2019-10-15 00:53:55,966 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:53:55,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:53:55,967 INFO L82 PathProgramCache]: Analyzing trace with hash -320667236, now seen corresponding path program 1 times [2019-10-15 00:53:55,967 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:53:55,967 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150734575] [2019-10-15 00:53:55,967 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:55,968 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:55,968 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:53:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:53:56,273 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-15 00:53:56,274 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150734575] [2019-10-15 00:53:56,274 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:53:56,274 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:53:56,274 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356482789] [2019-10-15 00:53:56,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:53:56,277 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:53:56,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:53:56,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:56,277 INFO L87 Difference]: Start difference. First operand 8790 states and 11489 transitions. Second operand 3 states. [2019-10-15 00:53:57,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:53:57,419 INFO L93 Difference]: Finished difference Result 14127 states and 18464 transitions. [2019-10-15 00:53:57,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:53:57,419 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2019-10-15 00:53:57,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:53:57,459 INFO L225 Difference]: With dead ends: 14127 [2019-10-15 00:53:57,460 INFO L226 Difference]: Without dead ends: 5368 [2019-10-15 00:53:57,498 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:57,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2019-10-15 00:53:57,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 5363. [2019-10-15 00:53:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5363 states. [2019-10-15 00:53:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5363 states to 5363 states and 7002 transitions. [2019-10-15 00:53:57,774 INFO L78 Accepts]: Start accepts. Automaton has 5363 states and 7002 transitions. Word has length 131 [2019-10-15 00:53:57,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:53:57,777 INFO L462 AbstractCegarLoop]: Abstraction has 5363 states and 7002 transitions. [2019-10-15 00:53:57,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:53:57,777 INFO L276 IsEmpty]: Start isEmpty. Operand 5363 states and 7002 transitions. [2019-10-15 00:53:57,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-15 00:53:57,786 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:53:57,786 INFO L380 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] [2019-10-15 00:53:57,786 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:53:57,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:53:57,787 INFO L82 PathProgramCache]: Analyzing trace with hash -836150434, now seen corresponding path program 1 times [2019-10-15 00:53:57,788 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:53:57,788 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712435541] [2019-10-15 00:53:57,789 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:57,789 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:53:57,789 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:53:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:53:58,123 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-10-15 00:53:58,123 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712435541] [2019-10-15 00:53:58,124 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:53:58,124 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:53:58,125 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679094024] [2019-10-15 00:53:58,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:53:58,130 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:53:58,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:53:58,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:58,131 INFO L87 Difference]: Start difference. First operand 5363 states and 7002 transitions. Second operand 3 states. [2019-10-15 00:53:59,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:53:59,719 INFO L93 Difference]: Finished difference Result 11785 states and 15385 transitions. [2019-10-15 00:53:59,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:53:59,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-10-15 00:53:59,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:53:59,777 INFO L225 Difference]: With dead ends: 11785 [2019-10-15 00:53:59,777 INFO L226 Difference]: Without dead ends: 7342 [2019-10-15 00:53:59,794 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:53:59,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7342 states. [2019-10-15 00:54:00,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7342 to 7309. [2019-10-15 00:54:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7309 states. [2019-10-15 00:54:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 9542 transitions. [2019-10-15 00:54:00,054 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 9542 transitions. Word has length 160 [2019-10-15 00:54:00,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:54:00,055 INFO L462 AbstractCegarLoop]: Abstraction has 7309 states and 9542 transitions. [2019-10-15 00:54:00,055 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:54:00,055 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 9542 transitions. [2019-10-15 00:54:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-15 00:54:00,066 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:54:00,066 INFO L380 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] [2019-10-15 00:54:00,067 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:54:00,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:54:00,067 INFO L82 PathProgramCache]: Analyzing trace with hash -294038461, now seen corresponding path program 1 times [2019-10-15 00:54:00,067 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:54:00,067 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672678056] [2019-10-15 00:54:00,068 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:54:00,068 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:54:00,068 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:54:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:54:00,449 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-10-15 00:54:00,449 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672678056] [2019-10-15 00:54:00,450 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:54:00,450 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:54:00,450 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491699660] [2019-10-15 00:54:00,450 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:54:00,451 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:54:00,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:54:00,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:54:00,451 INFO L87 Difference]: Start difference. First operand 7309 states and 9542 transitions. Second operand 5 states. [2019-10-15 00:54:02,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:54:02,833 INFO L93 Difference]: Finished difference Result 16325 states and 21261 transitions. [2019-10-15 00:54:02,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 00:54:02,834 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 183 [2019-10-15 00:54:02,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:54:02,914 INFO L225 Difference]: With dead ends: 16325 [2019-10-15 00:54:02,914 INFO L226 Difference]: Without dead ends: 9936 [2019-10-15 00:54:02,946 INFO L600 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 [2019-10-15 00:54:02,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9936 states. [2019-10-15 00:54:03,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9936 to 7317. [2019-10-15 00:54:03,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7317 states. [2019-10-15 00:54:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 9550 transitions. [2019-10-15 00:54:03,393 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 9550 transitions. Word has length 183 [2019-10-15 00:54:03,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:54:03,394 INFO L462 AbstractCegarLoop]: Abstraction has 7317 states and 9550 transitions. [2019-10-15 00:54:03,394 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:54:03,394 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 9550 transitions. [2019-10-15 00:54:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-10-15 00:54:03,413 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:54:03,413 INFO L380 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] [2019-10-15 00:54:03,414 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:54:03,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:54:03,414 INFO L82 PathProgramCache]: Analyzing trace with hash -2033190546, now seen corresponding path program 1 times [2019-10-15 00:54:03,414 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:54:03,415 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308662341] [2019-10-15 00:54:03,415 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:54:03,415 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:54:03,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:54:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:54:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-10-15 00:54:03,678 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308662341] [2019-10-15 00:54:03,678 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:54:03,679 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:54:03,679 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493493387] [2019-10-15 00:54:03,679 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:54:03,679 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:54:03,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:54:03,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:54:03,680 INFO L87 Difference]: Start difference. First operand 7317 states and 9550 transitions. Second operand 3 states. [2019-10-15 00:54:03,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:54:03,976 INFO L93 Difference]: Finished difference Result 13716 states and 17904 transitions. [2019-10-15 00:54:03,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:54:03,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-10-15 00:54:03,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:54:04,007 INFO L225 Difference]: With dead ends: 13716 [2019-10-15 00:54:04,007 INFO L226 Difference]: Without dead ends: 7319 [2019-10-15 00:54:04,031 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:54:04,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7319 states. [2019-10-15 00:54:04,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7319 to 7319. [2019-10-15 00:54:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7319 states. [2019-10-15 00:54:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7319 states to 7319 states and 9552 transitions. [2019-10-15 00:54:04,332 INFO L78 Accepts]: Start accepts. Automaton has 7319 states and 9552 transitions. Word has length 204 [2019-10-15 00:54:04,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:54:04,333 INFO L462 AbstractCegarLoop]: Abstraction has 7319 states and 9552 transitions. [2019-10-15 00:54:04,333 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:54:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 7319 states and 9552 transitions. [2019-10-15 00:54:04,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-10-15 00:54:04,348 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:54:04,348 INFO L380 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] [2019-10-15 00:54:04,348 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:54:04,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:54:04,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1792950800, now seen corresponding path program 1 times [2019-10-15 00:54:04,349 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:54:04,349 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428983967] [2019-10-15 00:54:04,350 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:54:04,350 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:54:04,350 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:54:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:54:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-10-15 00:54:04,704 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428983967] [2019-10-15 00:54:04,705 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:54:04,705 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 00:54:04,705 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972815772] [2019-10-15 00:54:04,706 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 00:54:04,706 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:54:04,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 00:54:04,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 00:54:04,707 INFO L87 Difference]: Start difference. First operand 7319 states and 9552 transitions. Second operand 6 states.