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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -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-efa34d5 [2019-09-16 17:23:51,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:23:51,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:23:51,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:23:51,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:23:51,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:23:51,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:23:51,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:23:51,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:23:51,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:23:51,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:23:51,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:23:51,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:23:51,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:23:51,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:23:51,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:23:51,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:23:51,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:23:51,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:23:51,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:23:51,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:23:51,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:23:51,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:23:51,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:23:51,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:23:51,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:23:51,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:23:51,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:23:51,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:23:51,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:23:51,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:23:51,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:23:51,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:23:51,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:23:51,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:23:51,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:23:51,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:23:51,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:23:51,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:23:51,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:23:51,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:23:51,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-16 17:23:51,819 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:23:51,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:23:51,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:23:51,820 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:23:51,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:23:51,821 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:23:51,822 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:23:51,822 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:23:51,822 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:23:51,823 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:23:51,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:23:51,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:23:51,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:23:51,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:23:51,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:23:51,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:23:51,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:23:51,827 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:23:51,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:23:51,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:23:51,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:23:51,828 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:23:51,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:23:51,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:23:51,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:23:51,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:23:51,830 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:23:51,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:23:51,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:23:51,830 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:23:51,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:23:51,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:23:51,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:23:51,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:23:51,913 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:23:51,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-09-16 17:23:51,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2594d8b7e/4a06b888f96949468802e957330ef9ba/FLAGb220b4092 [2019-09-16 17:23:52,756 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:23:52,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-09-16 17:23:52,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2594d8b7e/4a06b888f96949468802e957330ef9ba/FLAGb220b4092 [2019-09-16 17:23:53,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2594d8b7e/4a06b888f96949468802e957330ef9ba [2019-09-16 17:23:53,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:23:53,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:23:53,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:23:53,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:23:53,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:23:53,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:23:53" (1/1) ... [2019-09-16 17:23:53,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740f5891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:53, skipping insertion in model container [2019-09-16 17:23:53,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:23:53" (1/1) ... [2019-09-16 17:23:53,351 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:23:53,498 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:23:55,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:23:55,510 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:23:55,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:23:56,180 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:23:56,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56 WrapperNode [2019-09-16 17:23:56,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:23:56,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:23:56,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:23:56,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:23:56,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (1/1) ... [2019-09-16 17:23:56,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (1/1) ... [2019-09-16 17:23:56,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (1/1) ... [2019-09-16 17:23:56,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (1/1) ... [2019-09-16 17:23:56,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (1/1) ... [2019-09-16 17:23:56,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (1/1) ... [2019-09-16 17:23:56,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (1/1) ... [2019-09-16 17:23:56,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:23:56,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:23:56,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:23:56,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:23:56,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (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 [2019-09-16 17:23:56,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:23:56,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:23:56,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-16 17:23:56,557 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-16 17:23:56,558 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-16 17:23:56,558 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-16 17:23:56,558 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-16 17:23:56,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2019-09-16 17:23:56,559 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-16 17:23:56,559 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-16 17:23:56,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-16 17:23:56,560 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 17:23:56,560 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-16 17:23:56,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-16 17:23:56,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-16 17:23:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-16 17:23:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-16 17:23:56,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-16 17:23:56,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-16 17:23:56,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-16 17:23:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-16 17:23:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-16 17:23:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2019-09-16 17:23:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2019-09-16 17:23:56,565 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2019-09-16 17:23:56,565 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2019-09-16 17:23:56,565 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2019-09-16 17:23:56,565 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2019-09-16 17:23:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-16 17:23:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-16 17:23:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-16 17:23:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-09-16 17:23:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-16 17:23:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-16 17:23:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2019-09-16 17:23:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2019-09-16 17:23:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2019-09-16 17:23:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2019-09-16 17:23:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2019-09-16 17:23:56,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2019-09-16 17:23:56,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2019-09-16 17:23:56,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2019-09-16 17:23:56,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2019-09-16 17:23:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2019-09-16 17:23:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2019-09-16 17:23:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2019-09-16 17:23:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2019-09-16 17:23:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2019-09-16 17:23:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2019-09-16 17:23:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2019-09-16 17:23:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2019-09-16 17:23:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2019-09-16 17:23:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2019-09-16 17:23:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2019-09-16 17:23:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2019-09-16 17:23:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2019-09-16 17:23:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2019-09-16 17:23:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2019-09-16 17:23:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2019-09-16 17:23:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:23:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-16 17:23:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-16 17:23:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-09-16 17:23:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2019-09-16 17:23:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2019-09-16 17:23:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-09-16 17:23:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2019-09-16 17:23:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2019-09-16 17:23:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2019-09-16 17:23:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2019-09-16 17:23:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-09-16 17:23:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-09-16 17:23:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-09-16 17:23:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2019-09-16 17:23:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2019-09-16 17:23:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2019-09-16 17:23:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2019-09-16 17:23:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2019-09-16 17:23:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2019-09-16 17:23:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2019-09-16 17:23:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2019-09-16 17:23:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2019-09-16 17:23:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2019-09-16 17:23:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2019-09-16 17:23:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2019-09-16 17:23:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2019-09-16 17:23:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2019-09-16 17:23:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2019-09-16 17:23:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2019-09-16 17:23:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2019-09-16 17:23:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2019-09-16 17:23:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2019-09-16 17:23:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2019-09-16 17:23:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2019-09-16 17:23:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2019-09-16 17:23:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-16 17:23:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-16 17:23:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-16 17:23:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-16 17:23:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-16 17:23:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-16 17:23:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-16 17:23:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-16 17:23:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-16 17:23:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-16 17:23:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-16 17:23:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-16 17:23:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-16 17:23:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-16 17:23:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-16 17:23:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2019-09-16 17:23:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-16 17:23:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-16 17:23:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2019-09-16 17:23:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-16 17:23:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-16 17:23:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-16 17:23:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-16 17:23:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-16 17:23:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-09-16 17:23:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-09-16 17:23:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-09-16 17:23:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2019-09-16 17:23:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-09-16 17:23:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-09-16 17:23:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-09-16 17:23:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-09-16 17:23:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-09-16 17:23:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-09-16 17:23:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-09-16 17:23:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-09-16 17:23:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2019-09-16 17:23:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2019-09-16 17:23:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2019-09-16 17:23:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-09-16 17:23:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2019-09-16 17:23:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-09-16 17:23:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-16 17:23:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-16 17:23:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-09-16 17:23:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2019-09-16 17:23:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-09-16 17:23:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2019-09-16 17:23:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2019-09-16 17:23:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2019-09-16 17:23:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-16 17:23:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2019-09-16 17:23:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2019-09-16 17:23:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2019-09-16 17:23:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2019-09-16 17:23:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2019-09-16 17:23:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-09-16 17:23:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2019-09-16 17:23:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2019-09-16 17:23:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-16 17:23:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-16 17:23:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-16 17:23:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-09-16 17:23:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-16 17:23:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-16 17:23:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-16 17:23:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-16 17:23:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-16 17:23:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2019-09-16 17:23:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2019-09-16 17:23:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-16 17:23:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-09-16 17:23:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-09-16 17:23:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 17:23:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 17:23:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-16 17:23:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-16 17:23:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-16 17:23:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-16 17:23:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-16 17:23:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-16 17:23:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-16 17:23:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-16 17:23:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-16 17:23:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-16 17:23:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-16 17:23:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2019-09-16 17:23:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:23:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:23:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:23:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-16 17:23:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-16 17:23:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-16 17:23:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-16 17:23:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-16 17:23:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:23:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:23:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:23:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-16 17:23:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-16 17:23:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-16 17:23:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-16 17:23:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-16 17:23:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2019-09-16 17:23:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2019-09-16 17:23:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-16 17:23:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-16 17:23:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-16 17:23:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-16 17:23:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-16 17:23:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-16 17:23:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-16 17:23:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-16 17:23:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-16 17:23:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-16 17:23:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2019-09-16 17:23:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-16 17:23:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2019-09-16 17:23:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-09-16 17:23:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-09-16 17:23:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2019-09-16 17:23:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2019-09-16 17:23:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2019-09-16 17:23:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2019-09-16 17:23:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2019-09-16 17:23:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2019-09-16 17:23:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2019-09-16 17:23:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2019-09-16 17:23:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2019-09-16 17:23:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2019-09-16 17:23:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-09-16 17:23:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2019-09-16 17:23:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-09-16 17:23:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:23:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2019-09-16 17:23:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-16 17:23:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-16 17:23:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:23:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:23:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-16 17:23:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-16 17:23:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-16 17:23:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-16 17:23:57,774 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-16 17:24:09,968 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-16 17:24:10,429 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:24:10,429 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 17:24:10,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:24:10 BoogieIcfgContainer [2019-09-16 17:24:10,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:24:10,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 17:24:10,433 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 17:24:10,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 17:24:10,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 05:23:53" (1/3) ... [2019-09-16 17:24:10,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aaa705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:24:10, skipping insertion in model container [2019-09-16 17:24:10,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:23:56" (2/3) ... [2019-09-16 17:24:10,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aaa705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:24:10, skipping insertion in model container [2019-09-16 17:24:10,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:24:10" (3/3) ... [2019-09-16 17:24:10,440 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 [2019-09-16 17:24:10,452 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 17:24:10,463 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 17:24:10,480 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 17:24:10,509 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 17:24:10,510 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-16 17:24:10,510 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 17:24:10,510 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 17:24:10,510 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 17:24:10,510 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 17:24:10,510 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 17:24:10,510 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 17:24:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states. [2019-09-16 17:24:10,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-09-16 17:24:10,568 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:10,569 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:24:10,572 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:10,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:10,578 INFO L82 PathProgramCache]: Analyzing trace with hash -259372764, now seen corresponding path program 1 times [2019-09-16 17:24:10,581 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:10,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:10,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:10,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:10,698 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 17:24:11,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:11,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:11,341 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:11,348 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:11,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:11,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:11,367 INFO L87 Difference]: Start difference. First operand 1404 states. Second operand 3 states. [2019-09-16 17:24:12,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:12,265 INFO L93 Difference]: Finished difference Result 2663 states and 3453 transitions. [2019-09-16 17:24:12,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:12,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2019-09-16 17:24:12,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:12,322 INFO L225 Difference]: With dead ends: 2663 [2019-09-16 17:24:12,322 INFO L226 Difference]: Without dead ends: 2644 [2019-09-16 17:24:12,325 INFO L636 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 [2019-09-16 17:24:12,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2644 states. [2019-09-16 17:24:12,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2644 to 2641. [2019-09-16 17:24:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2641 states. [2019-09-16 17:24:12,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 2641 states and 3422 transitions. [2019-09-16 17:24:12,552 INFO L78 Accepts]: Start accepts. Automaton has 2641 states and 3422 transitions. Word has length 65 [2019-09-16 17:24:12,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:12,553 INFO L475 AbstractCegarLoop]: Abstraction has 2641 states and 3422 transitions. [2019-09-16 17:24:12,553 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 3422 transitions. [2019-09-16 17:24:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-09-16 17:24:12,563 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:12,563 INFO L407 BasicCegarLoop]: trace histogram [3, 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] [2019-09-16 17:24:12,564 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:12,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:12,564 INFO L82 PathProgramCache]: Analyzing trace with hash -477554433, now seen corresponding path program 1 times [2019-09-16 17:24:12,564 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:12,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:12,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:12,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:12,581 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:12,913 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-16 17:24:12,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:12,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:12,914 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:12,921 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:12,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:12,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:12,922 INFO L87 Difference]: Start difference. First operand 2641 states and 3422 transitions. Second operand 3 states. [2019-09-16 17:24:13,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:13,037 INFO L93 Difference]: Finished difference Result 5255 states and 6823 transitions. [2019-09-16 17:24:13,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:13,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2019-09-16 17:24:13,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:13,084 INFO L225 Difference]: With dead ends: 5255 [2019-09-16 17:24:13,084 INFO L226 Difference]: Without dead ends: 5240 [2019-09-16 17:24:13,085 INFO L636 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 [2019-09-16 17:24:13,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5240 states. [2019-09-16 17:24:13,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5240 to 5236. [2019-09-16 17:24:13,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5236 states. [2019-09-16 17:24:13,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5236 states to 5236 states and 6803 transitions. [2019-09-16 17:24:13,341 INFO L78 Accepts]: Start accepts. Automaton has 5236 states and 6803 transitions. Word has length 86 [2019-09-16 17:24:13,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:13,345 INFO L475 AbstractCegarLoop]: Abstraction has 5236 states and 6803 transitions. [2019-09-16 17:24:13,345 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 5236 states and 6803 transitions. [2019-09-16 17:24:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-16 17:24:13,359 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:13,359 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:24:13,360 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:13,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:13,360 INFO L82 PathProgramCache]: Analyzing trace with hash -398786380, now seen corresponding path program 1 times [2019-09-16 17:24:13,360 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:13,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:13,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:13,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:13,382 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:13,754 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 17:24:13,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:13,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:13,757 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:13,758 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:13,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:13,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:13,759 INFO L87 Difference]: Start difference. First operand 5236 states and 6803 transitions. Second operand 3 states. [2019-09-16 17:24:13,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:13,991 INFO L93 Difference]: Finished difference Result 8828 states and 11537 transitions. [2019-09-16 17:24:13,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:13,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2019-09-16 17:24:13,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:14,045 INFO L225 Difference]: With dead ends: 8828 [2019-09-16 17:24:14,046 INFO L226 Difference]: Without dead ends: 8828 [2019-09-16 17:24:14,046 INFO L636 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 [2019-09-16 17:24:14,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8828 states. [2019-09-16 17:24:14,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8828 to 8795. [2019-09-16 17:24:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8795 states. [2019-09-16 17:24:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8795 states to 8795 states and 11499 transitions. [2019-09-16 17:24:15,032 INFO L78 Accepts]: Start accepts. Automaton has 8795 states and 11499 transitions. Word has length 94 [2019-09-16 17:24:15,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:15,032 INFO L475 AbstractCegarLoop]: Abstraction has 8795 states and 11499 transitions. [2019-09-16 17:24:15,032 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:15,032 INFO L276 IsEmpty]: Start isEmpty. Operand 8795 states and 11499 transitions. [2019-09-16 17:24:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-16 17:24:15,040 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:15,040 INFO L407 BasicCegarLoop]: trace histogram [3, 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] [2019-09-16 17:24:15,041 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:15,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:15,041 INFO L82 PathProgramCache]: Analyzing trace with hash -8399202, now seen corresponding path program 1 times [2019-09-16 17:24:15,042 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:15,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:15,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:15,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:15,055 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-16 17:24:15,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:15,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:15,263 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:15,264 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:15,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:15,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:15,264 INFO L87 Difference]: Start difference. First operand 8795 states and 11499 transitions. Second operand 3 states. [2019-09-16 17:24:16,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:16,069 INFO L93 Difference]: Finished difference Result 5374 states and 7017 transitions. [2019-09-16 17:24:16,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:16,069 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2019-09-16 17:24:16,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:16,101 INFO L225 Difference]: With dead ends: 5374 [2019-09-16 17:24:16,101 INFO L226 Difference]: Without dead ends: 5373 [2019-09-16 17:24:16,101 INFO L636 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 [2019-09-16 17:24:16,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5373 states. [2019-09-16 17:24:16,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5373 to 5368. [2019-09-16 17:24:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5368 states. [2019-09-16 17:24:16,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5368 states to 5368 states and 7012 transitions. [2019-09-16 17:24:16,300 INFO L78 Accepts]: Start accepts. Automaton has 5368 states and 7012 transitions. Word has length 134 [2019-09-16 17:24:16,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:16,303 INFO L475 AbstractCegarLoop]: Abstraction has 5368 states and 7012 transitions. [2019-09-16 17:24:16,303 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:16,303 INFO L276 IsEmpty]: Start isEmpty. Operand 5368 states and 7012 transitions. [2019-09-16 17:24:16,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-09-16 17:24:16,318 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:16,318 INFO L407 BasicCegarLoop]: trace histogram [5, 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] [2019-09-16 17:24:16,318 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:16,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:16,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1546736320, now seen corresponding path program 1 times [2019-09-16 17:24:16,319 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:16,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:16,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:16,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:16,334 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:16,748 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-09-16 17:24:16,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:16,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:16,749 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:16,749 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:16,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:16,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:16,750 INFO L87 Difference]: Start difference. First operand 5368 states and 7012 transitions. Second operand 3 states. [2019-09-16 17:24:17,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:17,725 INFO L93 Difference]: Finished difference Result 7347 states and 9590 transitions. [2019-09-16 17:24:17,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:17,726 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2019-09-16 17:24:17,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:17,798 INFO L225 Difference]: With dead ends: 7347 [2019-09-16 17:24:17,798 INFO L226 Difference]: Without dead ends: 7347 [2019-09-16 17:24:17,799 INFO L636 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 [2019-09-16 17:24:17,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7347 states. [2019-09-16 17:24:17,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7347 to 7314. [2019-09-16 17:24:17,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7314 states. [2019-09-16 17:24:18,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7314 states to 7314 states and 9552 transitions. [2019-09-16 17:24:18,020 INFO L78 Accepts]: Start accepts. Automaton has 7314 states and 9552 transitions. Word has length 165 [2019-09-16 17:24:18,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:18,020 INFO L475 AbstractCegarLoop]: Abstraction has 7314 states and 9552 transitions. [2019-09-16 17:24:18,020 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:18,021 INFO L276 IsEmpty]: Start isEmpty. Operand 7314 states and 9552 transitions. [2019-09-16 17:24:18,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-09-16 17:24:18,034 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:18,035 INFO L407 BasicCegarLoop]: trace histogram [5, 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] [2019-09-16 17:24:18,035 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:18,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:18,035 INFO L82 PathProgramCache]: Analyzing trace with hash -513960277, now seen corresponding path program 1 times [2019-09-16 17:24:18,035 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:18,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:18,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:18,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:18,058 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:18,498 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-09-16 17:24:18,499 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:18,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 17:24:18,499 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:18,501 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 17:24:18,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 17:24:18,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 17:24:18,501 INFO L87 Difference]: Start difference. First operand 7314 states and 9552 transitions. Second operand 5 states. [2019-09-16 17:24:19,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:19,372 INFO L93 Difference]: Finished difference Result 9945 states and 12940 transitions. [2019-09-16 17:24:19,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 17:24:19,373 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 188 [2019-09-16 17:24:19,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:19,435 INFO L225 Difference]: With dead ends: 9945 [2019-09-16 17:24:19,435 INFO L226 Difference]: Without dead ends: 9945 [2019-09-16 17:24:19,435 INFO L636 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 [2019-09-16 17:24:19,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9945 states. [2019-09-16 17:24:19,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9945 to 7322. [2019-09-16 17:24:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7322 states. [2019-09-16 17:24:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7322 states to 7322 states and 9560 transitions. [2019-09-16 17:24:19,825 INFO L78 Accepts]: Start accepts. Automaton has 7322 states and 9560 transitions. Word has length 188 [2019-09-16 17:24:19,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:19,827 INFO L475 AbstractCegarLoop]: Abstraction has 7322 states and 9560 transitions. [2019-09-16 17:24:19,827 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 17:24:19,827 INFO L276 IsEmpty]: Start isEmpty. Operand 7322 states and 9560 transitions. [2019-09-16 17:24:19,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-09-16 17:24:19,844 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:19,844 INFO L407 BasicCegarLoop]: trace histogram [5, 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] [2019-09-16 17:24:19,845 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:19,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:19,846 INFO L82 PathProgramCache]: Analyzing trace with hash 486056272, now seen corresponding path program 1 times [2019-09-16 17:24:19,846 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:19,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:19,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:19,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:19,862 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:20,140 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-09-16 17:24:20,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:20,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:20,141 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:20,141 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:20,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:20,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:20,143 INFO L87 Difference]: Start difference. First operand 7322 states and 9560 transitions. Second operand 3 states. [2019-09-16 17:24:20,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:20,208 INFO L93 Difference]: Finished difference Result 7324 states and 9562 transitions. [2019-09-16 17:24:20,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:20,209 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 209 [2019-09-16 17:24:20,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:20,237 INFO L225 Difference]: With dead ends: 7324 [2019-09-16 17:24:20,237 INFO L226 Difference]: Without dead ends: 7324 [2019-09-16 17:24:20,237 INFO L636 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 [2019-09-16 17:24:20,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7324 states. [2019-09-16 17:24:20,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7324 to 7324. [2019-09-16 17:24:20,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7324 states. [2019-09-16 17:24:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 9562 transitions. [2019-09-16 17:24:20,457 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 9562 transitions. Word has length 209 [2019-09-16 17:24:20,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:20,457 INFO L475 AbstractCegarLoop]: Abstraction has 7324 states and 9562 transitions. [2019-09-16 17:24:20,458 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 9562 transitions. [2019-09-16 17:24:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-09-16 17:24:20,471 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:20,472 INFO L407 BasicCegarLoop]: trace histogram [5, 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] [2019-09-16 17:24:20,472 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:20,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:20,472 INFO L82 PathProgramCache]: Analyzing trace with hash 726296018, now seen corresponding path program 1 times [2019-09-16 17:24:20,473 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:20,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:20,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:20,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:20,493 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:21,026 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-09-16 17:24:21,026 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:21,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 17:24:21,027 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:21,028 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 17:24:21,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 17:24:21,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 17:24:21,029 INFO L87 Difference]: Start difference. First operand 7324 states and 9562 transitions. Second operand 6 states. [2019-09-16 17:24:22,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:22,073 INFO L93 Difference]: Finished difference Result 10059 states and 13108 transitions. [2019-09-16 17:24:22,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-16 17:24:22,074 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 209 [2019-09-16 17:24:22,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:22,111 INFO L225 Difference]: With dead ends: 10059 [2019-09-16 17:24:22,111 INFO L226 Difference]: Without dead ends: 10059 [2019-09-16 17:24:22,112 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-09-16 17:24:22,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10059 states. [2019-09-16 17:24:22,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10059 to 7366. [2019-09-16 17:24:22,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7366 states. [2019-09-16 17:24:22,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7366 states to 7366 states and 9629 transitions. [2019-09-16 17:24:22,371 INFO L78 Accepts]: Start accepts. Automaton has 7366 states and 9629 transitions. Word has length 209 [2019-09-16 17:24:22,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:22,371 INFO L475 AbstractCegarLoop]: Abstraction has 7366 states and 9629 transitions. [2019-09-16 17:24:22,372 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 17:24:22,372 INFO L276 IsEmpty]: Start isEmpty. Operand 7366 states and 9629 transitions. [2019-09-16 17:24:22,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-09-16 17:24:22,390 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:22,391 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:24:22,391 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:22,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:22,391 INFO L82 PathProgramCache]: Analyzing trace with hash -2052865950, now seen corresponding path program 1 times [2019-09-16 17:24:22,392 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:22,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:22,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:22,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:22,406 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-09-16 17:24:23,093 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 17:24:23,094 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-16 17:24:23,095 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 226 with the following transitions: [2019-09-16 17:24:23,099 INFO L207 CegarAbsIntRunner]: [209], [210], [214], [220], [221], [404], [426], [429], [432], [457], [459], [460], [477], [478], [494], [508], [514], [515], [546], [548], [553], [558], [560], [564], [567], [572], [574], [581], [583], [590], [727], [728], [729], [730], [924], [925], [926], [928], [929], [940], [942], [949], [1091], [1092], [1093], [1095], [1096], [1121], [1220], [1222], [1223], [1258], [1259], [1326], [1327], [1336], [1338], [1339], [1373], [1375], [1376], [1396], [1398], [1399], [1567], [1569], [1571], [1574], [1576], [1579], [1582], [1585], [1588], [1590], [1593], [1601], [1604], [1607], [1641], [1644], [1647], [1659], [1662], [1665], [1667], [1670], [1672], [1681], [2154], [2155], [2242], [2249], [2256], [2259], [2261], [2281], [2282], [2288], [2290], [2292], [2293], [2408], [2409], [2412], [2414], [2415], [2445], [2449], [2456], [2458], [2460], [2463], [2470], [2472], [2475], [2571], [2576], [2580], [2584], [2585], [2586], [2694], [2704], [2712], [2713], [2722], [2723], [2724], [2725], [2726], [2727], [2728], [2729], [2730], [2731], [2734], [2735], [2776], [2777], [2778], [2779], [2820], [2821], [2822], [2823], [2824], [2880], [2881], [2904], [2905], [2930], [2931], [2940], [2941], [2946], [2947], [2994], [2995], [2996], [2997], [2998], [2999], [3000], [3001], [3002], [3003], [3004], [3012], [3013], [3014], [3015], [3016], [3017], [3104], [3105], [3114], [3115], [3116], [3117], [3154], [3155], [3168], [3169], [3172], [3210], [3211], [3212] [2019-09-16 17:24:23,180 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-16 17:24:23,180 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-16 17:24:23,341 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-16 17:24:23,343 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 198 root evaluator evaluations with a maximum evaluation depth of 0. Performed 198 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 378 variables. [2019-09-16 17:24:23,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:23,349 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-16 17:24:23,473 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-16 17:24:23,473 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-16 17:24:23,483 INFO L420 sIntCurrentIteration]: We unified 224 AI predicates to 224 [2019-09-16 17:24:23,483 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-16 17:24:23,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 17:24:23,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-09-16 17:24:23,485 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:23,486 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 17:24:23,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 17:24:23,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 17:24:23,487 INFO L87 Difference]: Start difference. First operand 7366 states and 9629 transitions. Second operand 2 states. [2019-09-16 17:24:23,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:23,488 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-16 17:24:23,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 17:24:23,488 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 225 [2019-09-16 17:24:23,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:23,488 INFO L225 Difference]: With dead ends: 2 [2019-09-16 17:24:23,488 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 17:24:23,489 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 17:24:23,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 17:24:23,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 17:24:23,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 17:24:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 17:24:23,490 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 225 [2019-09-16 17:24:23,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:23,490 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 17:24:23,490 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 17:24:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 17:24:23,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 17:24:23,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 05:24:23 BoogieIcfgContainer [2019-09-16 17:24:23,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 17:24:23,503 INFO L168 Benchmark]: Toolchain (without parser) took 30168.52 ms. Allocated memory was 131.1 MB in the beginning and 969.4 MB in the end (delta: 838.3 MB). Free memory was 77.8 MB in the beginning and 691.7 MB in the end (delta: -613.9 MB). Peak memory consumption was 224.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:23,505 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-16 17:24:23,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2848.09 ms. Allocated memory was 131.1 MB in the beginning and 270.0 MB in the end (delta: 138.9 MB). Free memory was 77.4 MB in the beginning and 176.8 MB in the end (delta: -99.4 MB). Peak memory consumption was 115.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:23,508 INFO L168 Benchmark]: Boogie Preprocessor took 293.09 ms. Allocated memory is still 270.0 MB. Free memory was 176.8 MB in the beginning and 150.2 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:23,510 INFO L168 Benchmark]: RCFGBuilder took 13955.27 ms. Allocated memory was 270.0 MB in the beginning and 600.3 MB in the end (delta: 330.3 MB). Free memory was 150.2 MB in the beginning and 480.6 MB in the end (delta: -330.4 MB). Peak memory consumption was 451.8 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:23,514 INFO L168 Benchmark]: TraceAbstraction took 13066.91 ms. Allocated memory was 600.3 MB in the beginning and 969.4 MB in the end (delta: 369.1 MB). Free memory was 480.6 MB in the beginning and 691.7 MB in the end (delta: -211.1 MB). Peak memory consumption was 158.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:23,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2848.09 ms. Allocated memory was 131.1 MB in the beginning and 270.0 MB in the end (delta: 138.9 MB). Free memory was 77.4 MB in the beginning and 176.8 MB in the end (delta: -99.4 MB). Peak memory consumption was 115.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 293.09 ms. Allocated memory is still 270.0 MB. Free memory was 176.8 MB in the beginning and 150.2 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 13955.27 ms. Allocated memory was 270.0 MB in the beginning and 600.3 MB in the end (delta: 330.3 MB). Free memory was 150.2 MB in the beginning and 480.6 MB in the end (delta: -330.4 MB). Peak memory consumption was 451.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13066.91 ms. Allocated memory was 600.3 MB in the beginning and 969.4 MB in the end (delta: 369.1 MB). Free memory was 480.6 MB in the beginning and 691.7 MB in the end (delta: -211.1 MB). Peak memory consumption was 158.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6959]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 180 procedures, 1448 locations, 1 error locations. SAFE Result, 12.9s OverallTime, 9 OverallIterations, 5 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 19612 SDtfs, 9732 SDslu, 30742 SDs, 0 SdLazy, 171 SolverSat, 39 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8795occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.857142857142857 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 5394 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1375 NumberOfCodeBlocks, 1375 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1366 ConstructedInterpolants, 0 QuantifiedInterpolants, 260953 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 533/561 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...