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 0.1.24-13a467a-m [2019-10-15 00:55:15,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:55:15,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:55:15,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:55:15,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:55:15,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:55:15,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:55:15,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:55:15,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:55:15,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:55:15,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:55:15,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:55:15,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:55:15,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:55:15,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:55:15,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:55:15,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:55:15,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:55:15,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:55:15,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:55:15,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:55:15,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:55:15,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:55:15,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:55:15,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:55:15,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:55:15,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:55:15,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:55:15,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:55:15,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:55:15,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:55:15,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:55:15,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:55:15,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:55:15,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:55:15,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:55:15,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:55:15,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:55:15,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:55:15,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:55:15,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:55:15,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 00:55:15,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:55:15,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:55:15,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:55:15,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:55:15,598 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:55:15,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:55:15,599 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:55:15,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:55:15,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:55:15,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:55:15,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:55:15,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:55:15,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:55:15,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:55:15,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:55:15,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:55:15,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:55:15,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:55:15,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:55:15,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:55:15,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:55:15,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:55:15,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:55:15,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:55:15,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:55:15,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:55:15,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:55:15,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:55:15,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:55:15,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:55:15,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:55:15,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:55:15,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:55:15,929 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:55:15,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-10-15 00:55:15,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c19b265/bc44d46f891e47d0894973260aa0e5ba/FLAGd71937652 [2019-10-15 00:55:16,738 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:55:16,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-10-15 00:55:16,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c19b265/bc44d46f891e47d0894973260aa0e5ba/FLAGd71937652 [2019-10-15 00:55:16,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c19b265/bc44d46f891e47d0894973260aa0e5ba [2019-10-15 00:55:16,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:55:16,896 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:55:16,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:55:16,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:55:16,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:55:16,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:55:16" (1/1) ... [2019-10-15 00:55:16,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7492c7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:16, skipping insertion in model container [2019-10-15 00:55:16,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:55:16" (1/1) ... [2019-10-15 00:55:16,913 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:55:17,041 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:55:18,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:55:19,059 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:55:19,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:55:19,681 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:55:19,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19 WrapperNode [2019-10-15 00:55:19,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:55:19,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:55:19,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:55:19,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:55:19,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... [2019-10-15 00:55:19,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... [2019-10-15 00:55:19,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... [2019-10-15 00:55:19,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... [2019-10-15 00:55:19,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... [2019-10-15 00:55:19,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... [2019-10-15 00:55:19,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... [2019-10-15 00:55:20,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:55:20,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:55:20,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:55:20,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:55:20,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:55:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:55:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:55:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-15 00:55:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 00:55:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-10-15 00:55:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:55:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 00:55:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 00:55:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 00:55:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 00:55:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 00:55:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 00:55:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 00:55:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 00:55:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 00:55:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 00:55:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:55:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:55:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_get_drvdata [2019-10-15 00:55:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_set_drvdata [2019-10-15 00:55:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2019-10-15 00:55:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2019-10-15 00:55:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-10-15 00:55:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-15 00:55:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_convert_event_cpi [2019-10-15 00:55:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_profile_activated [2019-10-15 00:55:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_send_control [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_select_profile [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_profile_settings [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_profile_buttons [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_get_actual_profile [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_set_actual_profile [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write [2019-10-15 00:55:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_control [2019-10-15 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_info [2019-10-15 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_info [2019-10-15 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_profile_settings [2019-10-15 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profile_settings [2019-10-15 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_write_profile_buttons [2019-10-15 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profile_buttons [2019-10-15 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profilex_settings [2019-10-15 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_read_profilex_buttons [2019-10-15 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_profile [2019-10-15 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_set_actual_profile [2019-10-15 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_cpi [2019-10-15 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_sensitivity_x [2019-10-15 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_actual_sensitivity_y [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_sysfs_show_firmware_version [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init_kovaplus_device_struct [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init_specials [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_remove_specials [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_probe [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_remove [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_keep_values_up_to_date [2019-10-15 00:55:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_report_to_chrdev [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_raw_event [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_init [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kovaplus_exit [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_17 [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_18 [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_6 [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_19 [2019-10-15 00:55:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-10-15 00:55:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-15 00:55:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-15 00:55:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-15 00:55:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-10-15 00:55:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-15 00:55:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-15 00:55:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-15 00:55:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-15 00:55:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-10-15 00:55:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-10-15 00:55:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:55:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-15 00:55:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 00:55:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 00:55:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 00:55:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 00:55:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-15 00:55:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-15 00:55:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-15 00:55:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-15 00:55:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:55:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:55:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-15 00:55:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-15 00:55:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:55:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-15 00:55:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-15 00:55:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-15 00:55:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-15 00:55:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-15 00:55:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-15 00:55:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:55:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:55:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:55:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:55:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:55:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:55:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:55:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-15 00:55:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-15 00:55:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-15 00:55:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-15 00:55:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:55:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-10-15 00:55:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2019-10-15 00:55:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 00:55:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-10-15 00:55:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 00:55:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2019-10-15 00:55:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2019-10-15 00:55:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2019-10-15 00:55:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2019-10-15 00:55:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-10-15 00:55:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:55:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_10 [2019-10-15 00:55:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_11 [2019-10-15 00:55:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_12 [2019-10-15 00:55:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_13 [2019-10-15 00:55:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_14 [2019-10-15 00:55:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_15 [2019-10-15 00:55:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_16 [2019-10-15 00:55:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_17 [2019-10-15 00:55:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_18 [2019-10-15 00:55:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_19 [2019-10-15 00:55:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_20 [2019-10-15 00:55:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_7 [2019-10-15 00:55:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_8 [2019-10-15 00:55:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_9 [2019-10-15 00:55:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2019-10-15 00:55:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-10-15 00:55:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_12 [2019-10-15 00:55:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_13 [2019-10-15 00:55:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2019-10-15 00:55:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_15 [2019-10-15 00:55:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2019-10-15 00:55:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_17 [2019-10-15 00:55:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2019-10-15 00:55:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_19 [2019-10-15 00:55:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_20 [2019-10-15 00:55:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2019-10-15 00:55:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-10-15 00:55:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2019-10-15 00:55:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-15 00:55:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-15 00:55:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-15 00:55:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 00:55:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_receive [2019-10-15 00:55:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send [2019-10-15 00:55:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send_with_status [2019-10-15 00:55:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_connect [2019-10-15 00:55:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_disconnect [2019-10-15 00:55:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_report_event [2019-10-15 00:55:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:55:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:55:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:55:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 00:55:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:55:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-10-15 00:55:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-10-15 00:55:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 00:55:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 00:55:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 00:55:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-10-15 00:55:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-15 00:55:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-10-15 00:55:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-15 00:55:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-15 00:55:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-15 00:55:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-15 00:55:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-10-15 00:55:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:55:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 00:55:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:55:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:55:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:55:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:55:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:55:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:55:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 00:55:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 00:55:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 00:55:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 00:55:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:55:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 00:55:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 00:55:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 00:55:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 00:55:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-15 00:55:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-10-15 00:55:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-15 00:55:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-15 00:55:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-15 00:55:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-10-15 00:55:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-15 00:55:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-10-15 00:55:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-15 00:55:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-15 00:55:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:55:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 00:55:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 00:55:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 00:55:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_17 [2019-10-15 00:55:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_18 [2019-10-15 00:55:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2019-10-15 00:55:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_6 [2019-10-15 00:55:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_19 [2019-10-15 00:55:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-10-15 00:55:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-10-15 00:55:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:55:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:55:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:55:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:55:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure hid_get_drvdata [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure hid_set_drvdata [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2019-10-15 00:55:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2019-10-15 00:55:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2019-10-15 00:55:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-15 00:55:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 00:55:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-10-15 00:55:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_connect [2019-10-15 00:55:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_disconnect [2019-10-15 00:55:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_report_event [2019-10-15 00:55:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-15 00:55:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-15 00:55:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_receive [2019-10-15 00:55:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send [2019-10-15 00:55:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send_with_status [2019-10-15 00:55:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_convert_event_cpi [2019-10-15 00:55:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_profile_activated [2019-10-15 00:55:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:55:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:55:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_send_control [2019-10-15 00:55:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:55:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:55:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_select_profile [2019-10-15 00:55:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_profile_settings [2019-10-15 00:55:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_profile_buttons [2019-10-15 00:55:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_get_actual_profile [2019-10-15 00:55:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_set_actual_profile [2019-10-15 00:55:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read [2019-10-15 00:55:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write [2019-10-15 00:55:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_control [2019-10-15 00:55:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_info [2019-10-15 00:55:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_info [2019-10-15 00:55:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_profile_settings [2019-10-15 00:55:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profile_settings [2019-10-15 00:55:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_write_profile_buttons [2019-10-15 00:55:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profile_buttons [2019-10-15 00:55:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profilex_settings [2019-10-15 00:55:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_read_profilex_buttons [2019-10-15 00:55:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_profile [2019-10-15 00:55:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_set_actual_profile [2019-10-15 00:55:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_cpi [2019-10-15 00:55:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_sensitivity_x [2019-10-15 00:55:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_actual_sensitivity_y [2019-10-15 00:55:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_sysfs_show_firmware_version [2019-10-15 00:55:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init_kovaplus_device_struct [2019-10-15 00:55:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init_specials [2019-10-15 00:55:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_remove_specials [2019-10-15 00:55:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_probe [2019-10-15 00:55:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_remove [2019-10-15 00:55:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_keep_values_up_to_date [2019-10-15 00:55:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_report_to_chrdev [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_raw_event [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_init [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure kovaplus_exit [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_16 [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_20 [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-10-15 00:55:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_11 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_12 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_19 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_10 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_20 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_13 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_8 [2019-10-15 00:55:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_14 [2019-10-15 00:55:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:55:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_7 [2019-10-15 00:55:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_18 [2019-10-15 00:55:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2019-10-15 00:55:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_19 [2019-10-15 00:55:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-10-15 00:55:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2019-10-15 00:55:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:55:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2019-10-15 00:55:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2019-10-15 00:55:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_13 [2019-10-15 00:55:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_17 [2019-10-15 00:55:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_15 [2019-10-15 00:55:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_17 [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_9 [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_12 [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_15 [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 00:55:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 00:55:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-15 00:55:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-15 00:55:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-15 00:55:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-15 00:55:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-15 00:55:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-15 00:55:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_kovaplus_lock_of_kovaplus_device [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:55:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:55:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:55:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-15 00:55:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-15 00:55:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-15 00:55:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-15 00:55:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:55:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:55:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:55:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:55:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:55:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:55:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:55:21,095 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 00:55:27,579 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:55:27,579 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 00:55:27,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:55:27 BoogieIcfgContainer [2019-10-15 00:55:27,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:55:27,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:55:27,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:55:27,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:55:27,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:55:16" (1/3) ... [2019-10-15 00:55:27,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16302612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:55:27, skipping insertion in model container [2019-10-15 00:55:27,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:55:19" (2/3) ... [2019-10-15 00:55:27,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16302612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:55:27, skipping insertion in model container [2019-10-15 00:55:27,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:55:27" (3/3) ... [2019-10-15 00:55:27,598 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-kovaplus.ko-entry_point.cil.out.i [2019-10-15 00:55:27,605 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:55:27,614 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:55:27,622 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:55:27,655 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:55:27,656 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:55:27,656 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:55:27,656 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:55:27,656 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:55:27,656 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:55:27,656 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:55:27,656 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:55:27,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states. [2019-10-15 00:55:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 993 [2019-10-15 00:55:27,775 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:55:27,777 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] [2019-10-15 00:55:27,779 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:55:27,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:55:27,785 INFO L82 PathProgramCache]: Analyzing trace with hash -177859468, now seen corresponding path program 1 times [2019-10-15 00:55:27,795 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:55:27,795 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103781259] [2019-10-15 00:55:27,795 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:27,796 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:27,796 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:55:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:55:29,940 INFO L134 CoverageAnalysis]: Checked inductivity of 17990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17990 trivial. 0 not checked. [2019-10-15 00:55:29,941 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103781259] [2019-10-15 00:55:29,941 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:55:29,941 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:55:29,942 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805269501] [2019-10-15 00:55:29,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:55:29,953 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:55:29,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:55:29,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:29,968 INFO L87 Difference]: Start difference. First operand 1462 states. Second operand 3 states. [2019-10-15 00:55:30,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:55:30,683 INFO L93 Difference]: Finished difference Result 3161 states and 4279 transitions. [2019-10-15 00:55:30,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:55:30,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 992 [2019-10-15 00:55:30,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:55:30,716 INFO L225 Difference]: With dead ends: 3161 [2019-10-15 00:55:30,717 INFO L226 Difference]: Without dead ends: 2024 [2019-10-15 00:55:30,727 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:30,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2019-10-15 00:55:30,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 2020. [2019-10-15 00:55:30,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2020 states. [2019-10-15 00:55:30,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 2020 states and 2658 transitions. [2019-10-15 00:55:30,918 INFO L78 Accepts]: Start accepts. Automaton has 2020 states and 2658 transitions. Word has length 992 [2019-10-15 00:55:30,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:55:30,926 INFO L462 AbstractCegarLoop]: Abstraction has 2020 states and 2658 transitions. [2019-10-15 00:55:30,926 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:55:30,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2658 transitions. [2019-10-15 00:55:30,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1003 [2019-10-15 00:55:30,974 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:55:30,975 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] [2019-10-15 00:55:30,975 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:55:30,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:55:30,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1105339465, now seen corresponding path program 1 times [2019-10-15 00:55:30,976 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:55:30,976 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721776072] [2019-10-15 00:55:30,977 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:30,977 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:30,977 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:55:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:55:33,503 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-15 00:55:33,504 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721776072] [2019-10-15 00:55:33,504 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:55:33,504 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:55:33,504 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659540277] [2019-10-15 00:55:33,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:55:33,510 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:55:33,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:55:33,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:33,511 INFO L87 Difference]: Start difference. First operand 2020 states and 2658 transitions. Second operand 3 states. [2019-10-15 00:55:33,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:55:33,808 INFO L93 Difference]: Finished difference Result 5586 states and 7293 transitions. [2019-10-15 00:55:33,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:55:33,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1002 [2019-10-15 00:55:33,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:55:33,833 INFO L225 Difference]: With dead ends: 5586 [2019-10-15 00:55:33,833 INFO L226 Difference]: Without dead ends: 3768 [2019-10-15 00:55:33,843 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:33,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3768 states. [2019-10-15 00:55:34,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3768 to 3742. [2019-10-15 00:55:34,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-10-15 00:55:34,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4899 transitions. [2019-10-15 00:55:34,054 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4899 transitions. Word has length 1002 [2019-10-15 00:55:34,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:55:34,056 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4899 transitions. [2019-10-15 00:55:34,056 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:55:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4899 transitions. [2019-10-15 00:55:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1005 [2019-10-15 00:55:34,121 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:55:34,122 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] [2019-10-15 00:55:34,122 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:55:34,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:55:34,123 INFO L82 PathProgramCache]: Analyzing trace with hash -338732390, now seen corresponding path program 1 times [2019-10-15 00:55:34,123 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:55:34,124 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271495804] [2019-10-15 00:55:34,124 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:34,124 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:34,124 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:55:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:55:35,857 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-15 00:55:35,858 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271495804] [2019-10-15 00:55:35,858 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:55:35,859 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:55:35,859 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889188741] [2019-10-15 00:55:35,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:55:35,861 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:55:35,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:55:35,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:35,861 INFO L87 Difference]: Start difference. First operand 3742 states and 4899 transitions. Second operand 3 states. [2019-10-15 00:55:36,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:55:36,258 INFO L93 Difference]: Finished difference Result 10676 states and 13920 transitions. [2019-10-15 00:55:36,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:55:36,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1004 [2019-10-15 00:55:36,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:55:36,310 INFO L225 Difference]: With dead ends: 10676 [2019-10-15 00:55:36,310 INFO L226 Difference]: Without dead ends: 7136 [2019-10-15 00:55:36,326 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:36,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7136 states. [2019-10-15 00:55:36,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7136 to 7069. [2019-10-15 00:55:36,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7069 states. [2019-10-15 00:55:36,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7069 states to 7069 states and 9236 transitions. [2019-10-15 00:55:36,626 INFO L78 Accepts]: Start accepts. Automaton has 7069 states and 9236 transitions. Word has length 1004 [2019-10-15 00:55:36,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:55:36,627 INFO L462 AbstractCegarLoop]: Abstraction has 7069 states and 9236 transitions. [2019-10-15 00:55:36,627 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:55:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 7069 states and 9236 transitions. [2019-10-15 00:55:36,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1016 [2019-10-15 00:55:36,640 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:55:36,641 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] [2019-10-15 00:55:36,641 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:55:36,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:55:36,642 INFO L82 PathProgramCache]: Analyzing trace with hash -2026976558, now seen corresponding path program 1 times [2019-10-15 00:55:36,642 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:55:36,642 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112744011] [2019-10-15 00:55:36,643 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:36,643 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:36,643 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:55:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:55:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-15 00:55:38,305 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112744011] [2019-10-15 00:55:38,306 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:55:38,306 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:55:38,306 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065368448] [2019-10-15 00:55:38,307 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:55:38,308 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:55:38,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:55:38,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:38,309 INFO L87 Difference]: Start difference. First operand 7069 states and 9236 transitions. Second operand 3 states. [2019-10-15 00:55:38,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:55:38,736 INFO L93 Difference]: Finished difference Result 20520 states and 26763 transitions. [2019-10-15 00:55:38,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:55:38,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1015 [2019-10-15 00:55:38,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:55:38,843 INFO L225 Difference]: With dead ends: 20520 [2019-10-15 00:55:38,843 INFO L226 Difference]: Without dead ends: 13653 [2019-10-15 00:55:38,879 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:38,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13653 states. [2019-10-15 00:55:39,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13653 to 13584. [2019-10-15 00:55:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13584 states. [2019-10-15 00:55:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13584 states to 13584 states and 17736 transitions. [2019-10-15 00:55:39,548 INFO L78 Accepts]: Start accepts. Automaton has 13584 states and 17736 transitions. Word has length 1015 [2019-10-15 00:55:39,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:55:39,549 INFO L462 AbstractCegarLoop]: Abstraction has 13584 states and 17736 transitions. [2019-10-15 00:55:39,549 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:55:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 13584 states and 17736 transitions. [2019-10-15 00:55:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1008 [2019-10-15 00:55:39,562 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:55:39,563 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] [2019-10-15 00:55:39,563 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:55:39,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:55:39,564 INFO L82 PathProgramCache]: Analyzing trace with hash -747186346, now seen corresponding path program 1 times [2019-10-15 00:55:39,564 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:55:39,565 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102749439] [2019-10-15 00:55:39,565 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:39,565 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:39,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:55:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:55:41,153 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-15 00:55:41,154 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102749439] [2019-10-15 00:55:41,154 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:55:41,154 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:55:41,155 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048357220] [2019-10-15 00:55:41,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:55:41,157 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:55:41,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:55:41,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:41,158 INFO L87 Difference]: Start difference. First operand 13584 states and 17736 transitions. Second operand 3 states. [2019-10-15 00:55:42,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:55:42,612 INFO L93 Difference]: Finished difference Result 39763 states and 51866 transitions. [2019-10-15 00:55:42,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:55:42,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1007 [2019-10-15 00:55:42,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:55:42,745 INFO L225 Difference]: With dead ends: 39763 [2019-10-15 00:55:42,745 INFO L226 Difference]: Without dead ends: 26381 [2019-10-15 00:55:42,806 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:42,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26381 states. [2019-10-15 00:55:43,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26381 to 26338. [2019-10-15 00:55:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26338 states. [2019-10-15 00:55:43,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26338 states to 26338 states and 34362 transitions. [2019-10-15 00:55:43,816 INFO L78 Accepts]: Start accepts. Automaton has 26338 states and 34362 transitions. Word has length 1007 [2019-10-15 00:55:43,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:55:43,818 INFO L462 AbstractCegarLoop]: Abstraction has 26338 states and 34362 transitions. [2019-10-15 00:55:43,818 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:55:43,818 INFO L276 IsEmpty]: Start isEmpty. Operand 26338 states and 34362 transitions. [2019-10-15 00:55:43,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1023 [2019-10-15 00:55:43,832 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:55:43,832 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, 1, 1] [2019-10-15 00:55:43,833 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:55:43,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:55:43,833 INFO L82 PathProgramCache]: Analyzing trace with hash -732303174, now seen corresponding path program 1 times [2019-10-15 00:55:43,834 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:55:43,834 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628485708] [2019-10-15 00:55:43,834 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:43,834 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:55:43,834 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:55:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:55:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 17993 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17993 trivial. 0 not checked. [2019-10-15 00:55:45,382 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628485708] [2019-10-15 00:55:45,382 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:55:45,383 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:55:45,383 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244500099] [2019-10-15 00:55:45,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:55:45,384 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:55:45,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:55:45,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:55:45,389 INFO L87 Difference]: Start difference. First operand 26338 states and 34362 transitions. Second operand 3 states.