java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -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-fea9116 [2019-09-20 13:22:19,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:22:19,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:22:19,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:22:19,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:22:19,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:22:19,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:22:19,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:22:19,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:22:19,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:22:19,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:22:19,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:22:19,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:22:19,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:22:19,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:22:19,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:22:19,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:22:19,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:22:19,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:22:19,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:22:19,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:22:19,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:22:19,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:22:19,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:22:19,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:22:19,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:22:19,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:22:19,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:22:19,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:22:19,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:22:19,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:22:19,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:22:19,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:22:19,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:22:19,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:22:19,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:22:19,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:22:19,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:22:19,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:22:19,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:22:19,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:22:19,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:22:19,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:22:19,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:22:19,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:22:19,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:22:19,838 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:22:19,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:22:19,839 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:22:19,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:22:19,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:22:19,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:22:19,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:22:19,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:22:19,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:22:19,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:22:19,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:22:19,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:22:19,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:22:19,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:22:19,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:22:19,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:22:19,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:22:19,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:22:19,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:22:19,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:22:19,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:22:19,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:22:19,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:22:19,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:22:19,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:22:19,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:22:19,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:22:19,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:22:19,891 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:22:19,892 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:22:19,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-09-20 13:22:19,954 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22ba1e3f8/9b6d63ddf59d4ea68e349a3c56d3b099/FLAGd575dcf26 [2019-09-20 13:22:20,837 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:22:20,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2019-09-20 13:22:20,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22ba1e3f8/9b6d63ddf59d4ea68e349a3c56d3b099/FLAGd575dcf26 [2019-09-20 13:22:21,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22ba1e3f8/9b6d63ddf59d4ea68e349a3c56d3b099 [2019-09-20 13:22:21,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:22:21,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:22:21,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:22:21,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:22:21,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:22:21,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:22:21" (1/1) ... [2019-09-20 13:22:21,312 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 20.09 01:22:21, skipping insertion in model container [2019-09-20 13:22:21,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:22:21" (1/1) ... [2019-09-20 13:22:21,321 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:22:21,477 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:22:23,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:22:23,500 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:22:23,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:22:24,192 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:22:24,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24 WrapperNode [2019-09-20 13:22:24,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:22:24,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:22:24,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:22:24,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:22:24,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (1/1) ... [2019-09-20 13:22:24,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (1/1) ... [2019-09-20 13:22:24,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (1/1) ... [2019-09-20 13:22:24,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (1/1) ... [2019-09-20 13:22:24,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (1/1) ... [2019-09-20 13:22:24,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (1/1) ... [2019-09-20 13:22:24,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (1/1) ... [2019-09-20 13:22:24,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:22:24,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:22:24,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:22:24,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:22:24,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (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 [2019-09-20 13:22:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:22:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:22:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-20 13:22:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 13:22:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 13:22:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-20 13:22:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-20 13:22:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2019-09-20 13:22:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-20 13:22:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-20 13:22:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:22:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:22:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 13:22:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:22:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 13:22:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 13:22:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 13:22:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 13:22:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 13:22:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 13:22:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 13:22:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:22:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2019-09-20 13:22:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2019-09-20 13:22:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2019-09-20 13:22:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2019-09-20 13:22:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2019-09-20 13:22:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2019-09-20 13:22:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 13:22:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 13:22:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-20 13:22:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-09-20 13:22:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-20 13:22:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-20 13:22:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2019-09-20 13:22:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2019-09-20 13:22:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2019-09-20 13:22:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2019-09-20 13:22:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2019-09-20 13:22:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2019-09-20 13:22:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2019-09-20 13:22:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2019-09-20 13:22:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2019-09-20 13:22:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2019-09-20 13:22:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2019-09-20 13:22:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2019-09-20 13:22:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2019-09-20 13:22:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2019-09-20 13:22:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2019-09-20 13:22:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2019-09-20 13:22:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2019-09-20 13:22:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2019-09-20 13:22:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2019-09-20 13:22:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2019-09-20 13:22:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2019-09-20 13:22:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2019-09-20 13:22:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2019-09-20 13:22:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2019-09-20 13:22:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2019-09-20 13:22:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:22:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 13:22:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 13:22:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-09-20 13:22:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2019-09-20 13:22:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2019-09-20 13:22:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2019-09-20 13:22:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2019-09-20 13:22:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2019-09-20 13:22:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2019-09-20 13:22:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2019-09-20 13:22:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-09-20 13:22:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-09-20 13:22:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-09-20 13:22:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2019-09-20 13:22:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2019-09-20 13:22:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2019-09-20 13:22:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2019-09-20 13:22:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2019-09-20 13:22:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2019-09-20 13:22:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2019-09-20 13:22:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2019-09-20 13:22:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2019-09-20 13:22:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2019-09-20 13:22:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2019-09-20 13:22:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2019-09-20 13:22:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2019-09-20 13:22:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2019-09-20 13:22:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2019-09-20 13:22:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2019-09-20 13:22:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2019-09-20 13:22:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2019-09-20 13:22:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2019-09-20 13:22:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2019-09-20 13:22:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2019-09-20 13:22:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2019-09-20 13:22:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:22:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 13:22:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 13:22:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 13:22:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 13:22:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-20 13:22:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-20 13:22:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-20 13:22:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-20 13:22:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-20 13:22:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:22:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-20 13:22:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-20 13:22:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-20 13:22:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-20 13:22:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2019-09-20 13:22:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-20 13:22:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-20 13:22:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2019-09-20 13:22:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-20 13:22:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-20 13:22:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-20 13:22:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-20 13:22:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-20 13:22:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-09-20 13:22:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-09-20 13:22:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-09-20 13:22:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2019-09-20 13:22:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-09-20 13:22:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-09-20 13:22:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2019-09-20 13:22:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2019-09-20 13:22:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-09-20 13:22:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-09-20 13:22:24,657 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-09-20 13:22:24,657 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-09-20 13:22:24,657 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2019-09-20 13:22:24,657 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2019-09-20 13:22:24,657 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2019-09-20 13:22:24,657 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2019-09-20 13:22:24,658 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2019-09-20 13:22:24,658 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2019-09-20 13:22:24,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-20 13:22:24,658 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-20 13:22:24,658 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-09-20 13:22:24,658 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2019-09-20 13:22:24,659 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-09-20 13:22:24,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2019-09-20 13:22:24,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2019-09-20 13:22:24,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2019-09-20 13:22:24,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:22:24,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2019-09-20 13:22:24,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2019-09-20 13:22:24,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2019-09-20 13:22:24,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2019-09-20 13:22:24,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2019-09-20 13:22:24,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-09-20 13:22:24,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2019-09-20 13:22:24,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2019-09-20 13:22:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-09-20 13:22:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2019-09-20 13:22:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2019-09-20 13:22:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2019-09-20 13:22:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-20 13:22:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-09-20 13:22:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 13:22:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-20 13:22:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-20 13:22:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-20 13:22:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-09-20 13:22:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-20 13:22:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-20 13:22:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-20 13:22:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-20 13:22:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-20 13:22:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2019-09-20 13:22:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2019-09-20 13:22:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-20 13:22:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-09-20 13:22:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-09-20 13:22:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:22:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:22:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:22:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 13:22:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:22:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:22:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:22:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 13:22:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-20 13:22:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-20 13:22:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 13:22:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 13:22:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 13:22:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 13:22:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:22:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-20 13:22:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 13:22:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 13:22:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 13:22:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-20 13:22:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-20 13:22:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:22:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-20 13:22:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2019-09-20 13:22:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-20 13:22:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-09-20 13:22:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 13:22:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2019-09-20 13:22:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:22:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:22:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:22:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-20 13:22:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-20 13:22:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-20 13:22:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-20 13:22:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-09-20 13:22:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2019-09-20 13:22:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2019-09-20 13:22:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2019-09-20 13:22:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2019-09-20 13:22:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2019-09-20 13:22:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-20 13:22:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-20 13:22:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2019-09-20 13:22:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-09-20 13:22:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-20 13:22:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:22:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-20 13:22:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:22:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:22:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:22:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:22:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 13:22:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:22:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 13:22:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 13:22:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 13:22:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:22:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 13:22:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 13:22:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 13:22:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 13:22:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2019-09-20 13:22:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2019-09-20 13:22:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2019-09-20 13:22:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2019-09-20 13:22:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2019-09-20 13:22:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-09-20 13:22:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-09-20 13:22:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2019-09-20 13:22:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-20 13:22:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-20 13:22:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-20 13:22:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-20 13:22:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-20 13:22:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-20 13:22:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-20 13:22:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2019-09-20 13:22:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-20 13:22:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2019-09-20 13:22:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-09-20 13:22:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-20 13:22:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-09-20 13:22:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-20 13:22:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-20 13:22:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-09-20 13:22:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-09-20 13:22:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-09-20 13:22:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-09-20 13:22:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-09-20 13:22:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-09-20 13:22:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-09-20 13:22:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2019-09-20 13:22:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2019-09-20 13:22:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2019-09-20 13:22:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2019-09-20 13:22:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2019-09-20 13:22:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2019-09-20 13:22:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-09-20 13:22:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-09-20 13:22:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-09-20 13:22:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2019-09-20 13:22:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2019-09-20 13:22:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2019-09-20 13:22:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2019-09-20 13:22:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2019-09-20 13:22:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2019-09-20 13:22:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2019-09-20 13:22:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2019-09-20 13:22:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2019-09-20 13:22:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2019-09-20 13:22:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2019-09-20 13:22:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2019-09-20 13:22:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2019-09-20 13:22:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2019-09-20 13:22:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2019-09-20 13:22:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2019-09-20 13:22:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2019-09-20 13:22:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2019-09-20 13:22:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2019-09-20 13:22:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2019-09-20 13:22:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2019-09-20 13:22:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-09-20 13:22:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2019-09-20 13:22:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2019-09-20 13:22:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2019-09-20 13:22:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2019-09-20 13:22:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:22:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2019-09-20 13:22:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2019-09-20 13:22:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2019-09-20 13:22:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-09-20 13:22:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2019-09-20 13:22:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:22:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-09-20 13:22:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:22:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-09-20 13:22:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-09-20 13:22:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2019-09-20 13:22:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2019-09-20 13:22:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2019-09-20 13:22:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2019-09-20 13:22:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2019-09-20 13:22:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-20 13:22:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2019-09-20 13:22:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2019-09-20 13:22:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:22:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 13:22:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 13:22:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-20 13:22:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:22:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:22:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:22:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:22:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:22:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:22:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:22:26,028 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 13:22:41,174 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-20 13:22:41,612 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:22:41,613 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:22:41,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:22:41 BoogieIcfgContainer [2019-09-20 13:22:41,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:22:41,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:22:41,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:22:41,620 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:22:41,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:22:21" (1/3) ... [2019-09-20 13:22:41,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@293d33a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:22:41, skipping insertion in model container [2019-09-20 13:22:41,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:24" (2/3) ... [2019-09-20 13:22:41,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@293d33a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:22:41, skipping insertion in model container [2019-09-20 13:22:41,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:22:41" (3/3) ... [2019-09-20 13:22:41,624 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 [2019-09-20 13:22:41,635 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:22:41,648 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:22:41,667 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:22:41,708 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:22:41,710 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:22:41,710 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:22:41,710 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:22:41,710 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:22:41,710 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:22:41,710 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:22:41,711 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:22:41,711 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:22:41,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states. [2019-09-20 13:22:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-20 13:22:41,776 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:41,778 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:41,781 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:41,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:41,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1940468328, now seen corresponding path program 1 times [2019-09-20 13:22:41,789 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:41,790 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:41,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:41,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:41,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:42,636 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-09-20 13:22:42,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:42,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:42,643 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:42,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:42,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:42,661 INFO L87 Difference]: Start difference. First operand 1403 states. Second operand 3 states. [2019-09-20 13:22:43,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:43,863 INFO L93 Difference]: Finished difference Result 4011 states and 5232 transitions. [2019-09-20 13:22:43,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:43,865 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-09-20 13:22:43,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:43,909 INFO L225 Difference]: With dead ends: 4011 [2019-09-20 13:22:43,910 INFO L226 Difference]: Without dead ends: 2642 [2019-09-20 13:22:43,929 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 [2019-09-20 13:22:43,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2019-09-20 13:22:44,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2639. [2019-09-20 13:22:44,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2639 states. [2019-09-20 13:22:44,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 2639 states and 3418 transitions. [2019-09-20 13:22:44,203 INFO L78 Accepts]: Start accepts. Automaton has 2639 states and 3418 transitions. Word has length 63 [2019-09-20 13:22:44,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:44,204 INFO L475 AbstractCegarLoop]: Abstraction has 2639 states and 3418 transitions. [2019-09-20 13:22:44,204 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3418 transitions. [2019-09-20 13:22:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-09-20 13:22:44,226 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:44,229 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:44,230 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:44,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:44,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1903591679, now seen corresponding path program 1 times [2019-09-20 13:22:44,230 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:44,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:44,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:44,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:44,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:44,536 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-20 13:22:44,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:44,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:44,538 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:44,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:44,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:44,539 INFO L87 Difference]: Start difference. First operand 2639 states and 3418 transitions. Second operand 3 states. [2019-09-20 13:22:44,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:44,767 INFO L93 Difference]: Finished difference Result 7866 states and 10235 transitions. [2019-09-20 13:22:44,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:44,767 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2019-09-20 13:22:44,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:44,808 INFO L225 Difference]: With dead ends: 7866 [2019-09-20 13:22:44,808 INFO L226 Difference]: Without dead ends: 5236 [2019-09-20 13:22:44,823 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 [2019-09-20 13:22:44,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5236 states. [2019-09-20 13:22:45,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5236 to 5232. [2019-09-20 13:22:45,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5232 states. [2019-09-20 13:22:45,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 6795 transitions. [2019-09-20 13:22:45,069 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 6795 transitions. Word has length 83 [2019-09-20 13:22:45,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:45,069 INFO L475 AbstractCegarLoop]: Abstraction has 5232 states and 6795 transitions. [2019-09-20 13:22:45,070 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 6795 transitions. [2019-09-20 13:22:45,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-20 13:22:45,074 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:45,075 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:45,075 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:45,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:45,076 INFO L82 PathProgramCache]: Analyzing trace with hash -395755656, now seen corresponding path program 1 times [2019-09-20 13:22:45,076 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:45,076 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:45,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:45,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:45,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-09-20 13:22:45,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:45,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:45,419 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:45,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:45,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:45,420 INFO L87 Difference]: Start difference. First operand 5232 states and 6795 transitions. Second operand 3 states. [2019-09-20 13:22:45,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:45,834 INFO L93 Difference]: Finished difference Result 14031 states and 18299 transitions. [2019-09-20 13:22:45,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:45,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-09-20 13:22:45,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:45,895 INFO L225 Difference]: With dead ends: 14031 [2019-09-20 13:22:45,895 INFO L226 Difference]: Without dead ends: 8823 [2019-09-20 13:22:45,920 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 [2019-09-20 13:22:45,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8823 states. [2019-09-20 13:22:46,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8823 to 8790. [2019-09-20 13:22:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8790 states. [2019-09-20 13:22:46,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8790 states to 8790 states and 11489 transitions. [2019-09-20 13:22:46,351 INFO L78 Accepts]: Start accepts. Automaton has 8790 states and 11489 transitions. Word has length 92 [2019-09-20 13:22:46,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:46,352 INFO L475 AbstractCegarLoop]: Abstraction has 8790 states and 11489 transitions. [2019-09-20 13:22:46,352 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 8790 states and 11489 transitions. [2019-09-20 13:22:46,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-09-20 13:22:46,362 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:46,362 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:46,363 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:46,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:46,365 INFO L82 PathProgramCache]: Analyzing trace with hash -320667236, now seen corresponding path program 1 times [2019-09-20 13:22:46,366 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:46,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:46,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:46,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:46,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-20 13:22:46,648 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:46,648 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:46,649 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:46,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:46,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:46,650 INFO L87 Difference]: Start difference. First operand 8790 states and 11489 transitions. Second operand 3 states. [2019-09-20 13:22:47,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:47,747 INFO L93 Difference]: Finished difference Result 14127 states and 18464 transitions. [2019-09-20 13:22:47,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:47,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2019-09-20 13:22:47,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:47,781 INFO L225 Difference]: With dead ends: 14127 [2019-09-20 13:22:47,781 INFO L226 Difference]: Without dead ends: 5368 [2019-09-20 13:22:47,812 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 [2019-09-20 13:22:47,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2019-09-20 13:22:48,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 5363. [2019-09-20 13:22:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5363 states. [2019-09-20 13:22:48,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5363 states to 5363 states and 7002 transitions. [2019-09-20 13:22:48,069 INFO L78 Accepts]: Start accepts. Automaton has 5363 states and 7002 transitions. Word has length 131 [2019-09-20 13:22:48,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:48,071 INFO L475 AbstractCegarLoop]: Abstraction has 5363 states and 7002 transitions. [2019-09-20 13:22:48,071 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:48,072 INFO L276 IsEmpty]: Start isEmpty. Operand 5363 states and 7002 transitions. [2019-09-20 13:22:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-20 13:22:48,081 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:48,081 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:48,081 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:48,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:48,082 INFO L82 PathProgramCache]: Analyzing trace with hash -836150434, now seen corresponding path program 1 times [2019-09-20 13:22:48,082 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:48,082 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:48,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:48,100 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:48,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:48,461 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-09-20 13:22:48,462 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:48,462 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:48,462 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:48,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:48,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:48,463 INFO L87 Difference]: Start difference. First operand 5363 states and 7002 transitions. Second operand 3 states. [2019-09-20 13:22:50,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:50,168 INFO L93 Difference]: Finished difference Result 11785 states and 15385 transitions. [2019-09-20 13:22:50,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:50,169 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-09-20 13:22:50,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:50,227 INFO L225 Difference]: With dead ends: 11785 [2019-09-20 13:22:50,227 INFO L226 Difference]: Without dead ends: 7342 [2019-09-20 13:22:50,250 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 [2019-09-20 13:22:50,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7342 states. [2019-09-20 13:22:51,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7342 to 7309. [2019-09-20 13:22:51,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7309 states. [2019-09-20 13:22:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 7309 states and 9542 transitions. [2019-09-20 13:22:51,249 INFO L78 Accepts]: Start accepts. Automaton has 7309 states and 9542 transitions. Word has length 160 [2019-09-20 13:22:51,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:51,249 INFO L475 AbstractCegarLoop]: Abstraction has 7309 states and 9542 transitions. [2019-09-20 13:22:51,249 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 7309 states and 9542 transitions. [2019-09-20 13:22:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-09-20 13:22:51,262 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:51,262 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:51,263 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:51,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:51,263 INFO L82 PathProgramCache]: Analyzing trace with hash -294038461, now seen corresponding path program 1 times [2019-09-20 13:22:51,263 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:51,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:51,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:51,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:51,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:51,671 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-09-20 13:22:51,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:51,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:22:51,673 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:22:51,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:22:51,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:22:51,674 INFO L87 Difference]: Start difference. First operand 7309 states and 9542 transitions. Second operand 5 states. [2019-09-20 13:22:53,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:53,130 INFO L93 Difference]: Finished difference Result 16325 states and 21261 transitions. [2019-09-20 13:22:53,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:22:53,131 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 183 [2019-09-20 13:22:53,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:53,179 INFO L225 Difference]: With dead ends: 16325 [2019-09-20 13:22:53,179 INFO L226 Difference]: Without dead ends: 9936 [2019-09-20 13:22:53,207 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 [2019-09-20 13:22:53,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9936 states. [2019-09-20 13:22:53,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9936 to 7317. [2019-09-20 13:22:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7317 states. [2019-09-20 13:22:53,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 9550 transitions. [2019-09-20 13:22:53,528 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 9550 transitions. Word has length 183 [2019-09-20 13:22:53,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:53,528 INFO L475 AbstractCegarLoop]: Abstraction has 7317 states and 9550 transitions. [2019-09-20 13:22:53,528 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:22:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 9550 transitions. [2019-09-20 13:22:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-20 13:22:53,542 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:53,542 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:53,542 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:53,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:53,543 INFO L82 PathProgramCache]: Analyzing trace with hash -2033190546, now seen corresponding path program 1 times [2019-09-20 13:22:53,543 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:53,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:53,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:53,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:53,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:53,816 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-09-20 13:22:53,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:53,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:53,818 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:53,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:53,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:53,818 INFO L87 Difference]: Start difference. First operand 7317 states and 9550 transitions. Second operand 3 states. [2019-09-20 13:22:54,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:54,005 INFO L93 Difference]: Finished difference Result 13716 states and 17904 transitions. [2019-09-20 13:22:54,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:54,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-09-20 13:22:54,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:54,034 INFO L225 Difference]: With dead ends: 13716 [2019-09-20 13:22:54,034 INFO L226 Difference]: Without dead ends: 7319 [2019-09-20 13:22:54,057 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 [2019-09-20 13:22:54,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7319 states. [2019-09-20 13:22:54,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7319 to 7319. [2019-09-20 13:22:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7319 states. [2019-09-20 13:22:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7319 states to 7319 states and 9552 transitions. [2019-09-20 13:22:54,461 INFO L78 Accepts]: Start accepts. Automaton has 7319 states and 9552 transitions. Word has length 204 [2019-09-20 13:22:54,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:54,461 INFO L475 AbstractCegarLoop]: Abstraction has 7319 states and 9552 transitions. [2019-09-20 13:22:54,461 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 7319 states and 9552 transitions. [2019-09-20 13:22:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-20 13:22:54,474 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:54,475 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:22:54,475 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:54,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:54,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1792950800, now seen corresponding path program 1 times [2019-09-20 13:22:54,476 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:54,476 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:54,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:54,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:54,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY