java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:56:11,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:56:11,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:56:11,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:56:11,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:56:11,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:56:11,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:56:11,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:56:11,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:56:11,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:56:11,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:56:11,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:56:11,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:56:11,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:56:11,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:56:11,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:56:11,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:56:11,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:56:11,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:56:11,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:56:11,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:56:11,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:56:11,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:56:11,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:56:11,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:56:11,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:56:11,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:56:11,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:56:11,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:56:11,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:56:11,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:56:11,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:56:11,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:56:11,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:56:11,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:56:11,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:56:11,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:56:11,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:56:11,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:56:11,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:56:11,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:56:11,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 20:56:11,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:56:11,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:56:11,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:56:11,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:56:11,757 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:56:11,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:56:11,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:56:11,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:56:11,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:56:11,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:56:11,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:56:11,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:56:11,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:56:11,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:56:11,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:56:11,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:56:11,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:56:11,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:56:11,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:56:11,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:56:11,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:56:11,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:56:11,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:56:11,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:56:11,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:56:11,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:56:11,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:56:11,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:56:11,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:56:12,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:56:12,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:56:12,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:56:12,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:56:12,052 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:56:12,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-10-13 20:56:12,128 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8d4b2113/3878b8268cf046bf817d9ff6d5e93f75/FLAG9d9615559 [2019-10-13 20:56:12,993 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:56:12,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-10-13 20:56:13,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8d4b2113/3878b8268cf046bf817d9ff6d5e93f75/FLAG9d9615559 [2019-10-13 20:56:13,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8d4b2113/3878b8268cf046bf817d9ff6d5e93f75 [2019-10-13 20:56:13,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:56:13,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:56:13,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:56:13,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:56:13,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:56:13,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:56:13" (1/1) ... [2019-10-13 20:56:13,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72011a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:13, skipping insertion in model container [2019-10-13 20:56:13,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:56:13" (1/1) ... [2019-10-13 20:56:13,563 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:56:13,712 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:56:15,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:56:15,768 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:56:16,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:56:16,322 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:56:16,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16 WrapperNode [2019-10-13 20:56:16,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:56:16,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:56:16,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:56:16,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:56:16,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... [2019-10-13 20:56:16,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... [2019-10-13 20:56:16,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... [2019-10-13 20:56:16,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... [2019-10-13 20:56:16,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... [2019-10-13 20:56:16,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... [2019-10-13 20:56:16,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... [2019-10-13 20:56:16,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:56:16,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:56:16,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:56:16,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:56:16,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:56:16,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:56:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:56:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 20:56:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 20:56:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-10-13 20:56:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:56:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:56:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 20:56:16,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 20:56:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:56:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:56:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:56:16,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:56:16,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 20:56:16,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 20:56:16,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 20:56:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 20:56:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 20:56:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_get_drvdata [2019-10-13 20:56:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_set_drvdata [2019-10-13 20:56:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2019-10-13 20:56:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2019-10-13 20:56:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-10-13 20:56:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-13 20:56:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_convert_event_cpi [2019-10-13 20:56:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_profile_activated [2019-10-13 20:56:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_send_control [2019-10-13 20:56:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_select_profile [2019-10-13 20:56:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_profile_settings [2019-10-13 20:56:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_profile_buttons [2019-10-13 20:56:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_actual_profile [2019-10-13 20:56:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_set_actual_profile [2019-10-13 20:56:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read [2019-10-13 20:56:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write [2019-10-13 20:56:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_control [2019-10-13 20:56:16,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_info [2019-10-13 20:56:16,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_info [2019-10-13 20:56:16,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_profile_settings [2019-10-13 20:56:16,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profile_settings [2019-10-13 20:56:16,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_profile_buttons [2019-10-13 20:56:16,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profile_buttons [2019-10-13 20:56:16,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profilex_settings [2019-10-13 20:56:16,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profilex_buttons [2019-10-13 20:56:16,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_profile [2019-10-13 20:56:16,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_set_actual_profile [2019-10-13 20:56:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_cpi [2019-10-13 20:56:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_sensitivity_x [2019-10-13 20:56:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_sensitivity_y [2019-10-13 20:56:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_firmware_version [2019-10-13 20:56:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init_kovaplus_device_struct [2019-10-13 20:56:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init_specials [2019-10-13 20:56:16,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_remove_specials [2019-10-13 20:56:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_probe [2019-10-13 20:56:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_remove [2019-10-13 20:56:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_keep_values_up_to_date [2019-10-13 20:56:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_report_to_chrdev [2019-10-13 20:56:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_raw_event [2019-10-13 20:56:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init [2019-10-13 20:56:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_exit [2019-10-13 20:56:16,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_17 [2019-10-13 20:56:16,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_18 [2019-10-13 20:56:16,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2019-10-13 20:56:16,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_6 [2019-10-13 20:56:16,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_19 [2019-10-13 20:56:16,783 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:56:16,783 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 20:56:16,783 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 20:56:16,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-10-13 20:56:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-10-13 20:56:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-13 20:56:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-10-13 20:56:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-13 20:56:16,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-10-13 20:56:16,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-13 20:56:16,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-13 20:56:16,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-13 20:56:16,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-10-13 20:56:16,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-13 20:56:16,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-13 20:56:16,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-13 20:56:16,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-13 20:56:16,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-10-13 20:56:16,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-10-13 20:56:16,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:56:16,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-13 20:56:16,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 20:56:16,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 20:56:16,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 20:56:16,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 20:56:16,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-13 20:56:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-13 20:56:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-13 20:56:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-13 20:56:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-13 20:56:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-13 20:56:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-13 20:56:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-13 20:56:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-13 20:56:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-13 20:56:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-13 20:56:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 20:56:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-13 20:56:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-13 20:56:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-13 20:56:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 20:56:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-13 20:56:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-13 20:56:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-13 20:56:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-13 20:56:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-13 20:56:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-13 20:56:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 20:56:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 20:56:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 20:56:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 20:56:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 20:56:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 20:56:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 20:56:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-13 20:56:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-13 20:56:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-13 20:56:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-13 20:56:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:56:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-10-13 20:56:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2019-10-13 20:56:16,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 20:56:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-10-13 20:56:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 20:56:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2019-10-13 20:56:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2019-10-13 20:56:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2019-10-13 20:56:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2019-10-13 20:56:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-10-13 20:56:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:56:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_10 [2019-10-13 20:56:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_11 [2019-10-13 20:56:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_12 [2019-10-13 20:56:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_13 [2019-10-13 20:56:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_14 [2019-10-13 20:56:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_15 [2019-10-13 20:56:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_16 [2019-10-13 20:56:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_17 [2019-10-13 20:56:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_18 [2019-10-13 20:56:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_19 [2019-10-13 20:56:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_20 [2019-10-13 20:56:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_7 [2019-10-13 20:56:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_8 [2019-10-13 20:56:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_9 [2019-10-13 20:56:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2019-10-13 20:56:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-10-13 20:56:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_12 [2019-10-13 20:56:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_13 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_15 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_17 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_19 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_20 [2019-10-13 20:56:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2019-10-13 20:56:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-10-13 20:56:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2019-10-13 20:56:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-13 20:56:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-13 20:56:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-13 20:56:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 20:56:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_receive [2019-10-13 20:56:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send [2019-10-13 20:56:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send_with_status [2019-10-13 20:56:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_connect [2019-10-13 20:56:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_disconnect [2019-10-13 20:56:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_report_event [2019-10-13 20:56:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:56:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:56:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:56:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:56:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:56:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-10-13 20:56:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-10-13 20:56:16,819 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-13 20:56:16,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-10-13 20:56:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 20:56:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-10-13 20:56:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-13 20:56:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-10-13 20:56:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-13 20:56:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-13 20:56:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-13 20:56:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-13 20:56:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-10-13 20:56:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:56:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:56:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:56:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:56:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:56:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:56:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:56:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:56:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:56:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:56:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 20:56:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 20:56:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:56:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:56:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:56:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:56:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:56:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-13 20:56:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-13 20:56:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 20:56:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:56:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 20:56:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 20:56:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 20:56:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_17 [2019-10-13 20:56:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_18 [2019-10-13 20:56:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2019-10-13 20:56:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_6 [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_19 [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:56:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 20:56:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure hid_get_drvdata [2019-10-13 20:56:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure hid_set_drvdata [2019-10-13 20:56:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2019-10-13 20:56:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2019-10-13 20:56:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2019-10-13 20:56:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2019-10-13 20:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2019-10-13 20:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2019-10-13 20:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2019-10-13 20:56:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 20:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 20:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-10-13 20:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_connect [2019-10-13 20:56:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_disconnect [2019-10-13 20:56:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_report_event [2019-10-13 20:56:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-13 20:56:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-13 20:56:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_receive [2019-10-13 20:56:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send [2019-10-13 20:56:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send_with_status [2019-10-13 20:56:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_convert_event_cpi [2019-10-13 20:56:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_profile_activated [2019-10-13 20:56:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:56:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:56:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_send_control [2019-10-13 20:56:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:56:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:56:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_select_profile [2019-10-13 20:56:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_profile_settings [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_profile_buttons [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_actual_profile [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_set_actual_profile [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_control [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_info [2019-10-13 20:56:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_info [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_profile_settings [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profile_settings [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_profile_buttons [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profile_buttons [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profilex_settings [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profilex_buttons [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_profile [2019-10-13 20:56:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_set_actual_profile [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_cpi [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_sensitivity_x [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_sensitivity_y [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_firmware_version [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init_kovaplus_device_struct [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init_specials [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_remove_specials [2019-10-13 20:56:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_probe [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_remove [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_keep_values_up_to_date [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_report_to_chrdev [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_raw_event [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_exit [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_16 [2019-10-13 20:56:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_20 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_11 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_12 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_19 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_10 [2019-10-13 20:56:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_20 [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_13 [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_8 [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_14 [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_7 [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_18 [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2019-10-13 20:56:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_19 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_13 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_17 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_15 [2019-10-13 20:56:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_17 [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_9 [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_12 [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_15 [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 20:56:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-13 20:56:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_kovaplus_lock_of_kovaplus_device [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-13 20:56:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-13 20:56:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-13 20:56:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-13 20:56:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-13 20:56:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:56:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:56:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:56:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:56:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:56:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 20:56:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:56:18,104 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:56:25,219 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:56:25,220 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 20:56:25,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:56:25 BoogieIcfgContainer [2019-10-13 20:56:25,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:56:25,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:56:25,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:56:25,227 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:56:25,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:56:13" (1/3) ... [2019-10-13 20:56:25,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644b795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:56:25, skipping insertion in model container [2019-10-13 20:56:25,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:56:16" (2/3) ... [2019-10-13 20:56:25,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644b795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:56:25, skipping insertion in model container [2019-10-13 20:56:25,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:56:25" (3/3) ... [2019-10-13 20:56:25,231 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-10-13 20:56:25,241 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:56:25,252 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:56:25,263 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:56:25,296 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:56:25,297 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:56:25,297 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:56:25,297 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:56:25,297 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:56:25,297 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:56:25,297 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:56:25,298 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:56:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states. [2019-10-13 20:56:25,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 993 [2019-10-13 20:56:25,410 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:56:25,412 INFO L380 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:56:25,414 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:56:25,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:56:25,422 INFO L82 PathProgramCache]: Analyzing trace with hash -177859468, now seen corresponding path program 1 times [2019-10-13 20:56:25,431 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:56:25,431 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438868117] [2019-10-13 20:56:25,432 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:25,432 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:25,432 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:56:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:56:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 17990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17990 trivial. 0 not checked. [2019-10-13 20:56:27,898 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438868117] [2019-10-13 20:56:27,899 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:56:27,899 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:56:27,899 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676184146] [2019-10-13 20:56:27,907 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:56:27,908 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:56:27,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:56:27,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:27,926 INFO L87 Difference]: Start difference. First operand 1462 states. Second operand 3 states. [2019-10-13 20:56:28,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:56:28,703 INFO L93 Difference]: Finished difference Result 3161 states and 4279 transitions. [2019-10-13 20:56:28,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:56:28,705 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 992 [2019-10-13 20:56:28,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:56:28,758 INFO L225 Difference]: With dead ends: 3161 [2019-10-13 20:56:28,758 INFO L226 Difference]: Without dead ends: 2024 [2019-10-13 20:56:28,771 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:28,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2019-10-13 20:56:29,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 2020. [2019-10-13 20:56:29,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2020 states. [2019-10-13 20:56:29,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 2020 states and 2658 transitions. [2019-10-13 20:56:29,025 INFO L78 Accepts]: Start accepts. Automaton has 2020 states and 2658 transitions. Word has length 992 [2019-10-13 20:56:29,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:56:29,034 INFO L462 AbstractCegarLoop]: Abstraction has 2020 states and 2658 transitions. [2019-10-13 20:56:29,034 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:56:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2658 transitions. [2019-10-13 20:56:29,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1003 [2019-10-13 20:56:29,087 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:56:29,088 INFO L380 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:56:29,088 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:56:29,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:56:29,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1105339465, now seen corresponding path program 1 times [2019-10-13 20:56:29,089 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:56:29,089 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818765192] [2019-10-13 20:56:29,090 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:29,091 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:29,091 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:56:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:56:31,810 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-13 20:56:31,811 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818765192] [2019-10-13 20:56:31,811 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:56:31,811 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:56:31,811 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592982996] [2019-10-13 20:56:31,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:56:31,815 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:56:31,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:56:31,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:31,816 INFO L87 Difference]: Start difference. First operand 2020 states and 2658 transitions. Second operand 3 states. [2019-10-13 20:56:32,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:56:32,038 INFO L93 Difference]: Finished difference Result 5586 states and 7293 transitions. [2019-10-13 20:56:32,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:56:32,039 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1002 [2019-10-13 20:56:32,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:56:32,063 INFO L225 Difference]: With dead ends: 5586 [2019-10-13 20:56:32,063 INFO L226 Difference]: Without dead ends: 3768 [2019-10-13 20:56:32,071 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:32,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3768 states. [2019-10-13 20:56:32,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3768 to 3742. [2019-10-13 20:56:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-10-13 20:56:32,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4899 transitions. [2019-10-13 20:56:32,345 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4899 transitions. Word has length 1002 [2019-10-13 20:56:32,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:56:32,346 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4899 transitions. [2019-10-13 20:56:32,347 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:56:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4899 transitions. [2019-10-13 20:56:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1008 [2019-10-13 20:56:32,363 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:56:32,364 INFO L380 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:56:32,365 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:56:32,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:56:32,366 INFO L82 PathProgramCache]: Analyzing trace with hash -747186346, now seen corresponding path program 1 times [2019-10-13 20:56:32,366 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:56:32,366 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719336429] [2019-10-13 20:56:32,366 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:32,367 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:32,367 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:56:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:56:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-13 20:56:34,151 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719336429] [2019-10-13 20:56:34,151 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:56:34,152 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:56:34,153 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213286649] [2019-10-13 20:56:34,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:56:34,155 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:56:34,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:56:34,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:34,156 INFO L87 Difference]: Start difference. First operand 3742 states and 4899 transitions. Second operand 3 states. [2019-10-13 20:56:34,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:56:34,491 INFO L93 Difference]: Finished difference Result 10645 states and 13883 transitions. [2019-10-13 20:56:34,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:56:34,495 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1007 [2019-10-13 20:56:34,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:56:34,556 INFO L225 Difference]: With dead ends: 10645 [2019-10-13 20:56:34,556 INFO L226 Difference]: Without dead ends: 7105 [2019-10-13 20:56:34,572 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:34,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7105 states. [2019-10-13 20:56:34,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7105 to 7078. [2019-10-13 20:56:34,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7078 states. [2019-10-13 20:56:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7078 states to 7078 states and 9245 transitions. [2019-10-13 20:56:35,007 INFO L78 Accepts]: Start accepts. Automaton has 7078 states and 9245 transitions. Word has length 1007 [2019-10-13 20:56:35,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:56:35,008 INFO L462 AbstractCegarLoop]: Abstraction has 7078 states and 9245 transitions. [2019-10-13 20:56:35,008 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:56:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 7078 states and 9245 transitions. [2019-10-13 20:56:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1005 [2019-10-13 20:56:35,033 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:56:35,035 INFO L380 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:56:35,035 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:56:35,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:56:35,036 INFO L82 PathProgramCache]: Analyzing trace with hash -338732390, now seen corresponding path program 1 times [2019-10-13 20:56:35,036 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:56:35,037 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007825697] [2019-10-13 20:56:35,037 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:35,037 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:35,038 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:56:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:56:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-13 20:56:37,334 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007825697] [2019-10-13 20:56:37,335 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:56:37,335 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:56:37,335 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104242096] [2019-10-13 20:56:37,336 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:56:37,337 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:56:37,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:56:37,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:37,337 INFO L87 Difference]: Start difference. First operand 7078 states and 9245 transitions. Second operand 3 states. [2019-10-13 20:56:37,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:56:37,862 INFO L93 Difference]: Finished difference Result 20548 states and 26782 transitions. [2019-10-13 20:56:37,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:56:37,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1004 [2019-10-13 20:56:37,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:56:37,984 INFO L225 Difference]: With dead ends: 20548 [2019-10-13 20:56:37,984 INFO L226 Difference]: Without dead ends: 13672 [2019-10-13 20:56:38,021 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:38,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13672 states. [2019-10-13 20:56:38,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13672 to 13539. [2019-10-13 20:56:38,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13539 states. [2019-10-13 20:56:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13539 states to 13539 states and 17673 transitions. [2019-10-13 20:56:38,634 INFO L78 Accepts]: Start accepts. Automaton has 13539 states and 17673 transitions. Word has length 1004 [2019-10-13 20:56:38,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:56:38,636 INFO L462 AbstractCegarLoop]: Abstraction has 13539 states and 17673 transitions. [2019-10-13 20:56:38,636 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:56:38,636 INFO L276 IsEmpty]: Start isEmpty. Operand 13539 states and 17673 transitions. [2019-10-13 20:56:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1021 [2019-10-13 20:56:38,651 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:56:38,652 INFO L380 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:56:38,653 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:56:38,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:56:38,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1929604722, now seen corresponding path program 1 times [2019-10-13 20:56:38,654 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:56:38,654 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229613534] [2019-10-13 20:56:38,654 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:38,654 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:38,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:56:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:56:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-13 20:56:40,476 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229613534] [2019-10-13 20:56:40,477 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:56:40,477 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:56:40,477 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576699435] [2019-10-13 20:56:40,479 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:56:40,479 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:56:40,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:56:40,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:40,480 INFO L87 Difference]: Start difference. First operand 13539 states and 17673 transitions. Second operand 3 states. [2019-10-13 20:56:41,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:56:41,364 INFO L93 Difference]: Finished difference Result 39509 states and 51542 transitions. [2019-10-13 20:56:41,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:56:41,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1020 [2019-10-13 20:56:41,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:56:41,524 INFO L225 Difference]: With dead ends: 39509 [2019-10-13 20:56:41,524 INFO L226 Difference]: Without dead ends: 26172 [2019-10-13 20:56:41,598 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:56:41,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26172 states. [2019-10-13 20:56:42,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26172 to 26122. [2019-10-13 20:56:42,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26122 states. [2019-10-13 20:56:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26122 states to 26122 states and 34092 transitions. [2019-10-13 20:56:43,011 INFO L78 Accepts]: Start accepts. Automaton has 26122 states and 34092 transitions. Word has length 1020 [2019-10-13 20:56:43,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:56:43,013 INFO L462 AbstractCegarLoop]: Abstraction has 26122 states and 34092 transitions. [2019-10-13 20:56:43,013 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:56:43,013 INFO L276 IsEmpty]: Start isEmpty. Operand 26122 states and 34092 transitions. [2019-10-13 20:56:43,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1016 [2019-10-13 20:56:43,027 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:56:43,027 INFO L380 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 56, 56, 36, 36, 36, 36, 36, 36, 36, 36, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:56:43,028 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:56:43,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:56:43,028 INFO L82 PathProgramCache]: Analyzing trace with hash -2026976558, now seen corresponding path program 1 times [2019-10-13 20:56:43,029 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:56:43,029 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043373985] [2019-10-13 20:56:43,029 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:43,029 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:56:43,029 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY