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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 11:25:21,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 11:25:21,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 11:25:21,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 11:25:21,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 11:25:21,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 11:25:21,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 11:25:21,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 11:25:21,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 11:25:21,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 11:25:21,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 11:25:21,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 11:25:21,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 11:25:21,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 11:25:21,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 11:25:21,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 11:25:21,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 11:25:21,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 11:25:21,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 11:25:21,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 11:25:21,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 11:25:21,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 11:25:21,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 11:25:21,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 11:25:21,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 11:25:21,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 11:25:21,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 11:25:21,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 11:25:21,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 11:25:21,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 11:25:21,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 11:25:21,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 11:25:21,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 11:25:21,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 11:25:21,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 11:25:21,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 11:25:21,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 11:25:21,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 11:25:21,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 11:25:21,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 11:25:21,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 11:25:21,204 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 [2019-10-07 11:25:21,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 11:25:21,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 11:25:21,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 11:25:21,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 11:25:21,236 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 11:25:21,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 11:25:21,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 11:25:21,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 11:25:21,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 11:25:21,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 11:25:21,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 11:25:21,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 11:25:21,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 11:25:21,237 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 11:25:21,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 11:25:21,238 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 11:25:21,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 11:25:21,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 11:25:21,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 11:25:21,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 11:25:21,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 11:25:21,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:25:21,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 11:25:21,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 11:25:21,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 11:25:21,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 11:25:21,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 11:25:21,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 11:25:21,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 11:25:21,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 11:25:21,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 11:25:21,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 11:25:21,549 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 11:25:21,549 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 11:25:21,550 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2019-10-07 11:25:21,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4616bae/6205acaa94724e0894801fd579ea87c9/FLAG0fc673cae [2019-10-07 11:25:22,453 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 11:25:22,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2019-10-07 11:25:22,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4616bae/6205acaa94724e0894801fd579ea87c9/FLAG0fc673cae [2019-10-07 11:25:22,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4616bae/6205acaa94724e0894801fd579ea87c9 [2019-10-07 11:25:22,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 11:25:22,984 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 11:25:22,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 11:25:22,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 11:25:22,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 11:25:22,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:25:22" (1/1) ... [2019-10-07 11:25:22,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80549c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:22, skipping insertion in model container [2019-10-07 11:25:22,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:25:22" (1/1) ... [2019-10-07 11:25:22,999 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 11:25:23,121 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 11:25:24,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:25:24,817 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 11:25:25,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:25:25,344 INFO L192 MainTranslator]: Completed translation [2019-10-07 11:25:25,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25 WrapperNode [2019-10-07 11:25:25,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 11:25:25,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 11:25:25,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 11:25:25,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 11:25:25,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (1/1) ... [2019-10-07 11:25:25,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (1/1) ... [2019-10-07 11:25:25,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (1/1) ... [2019-10-07 11:25:25,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (1/1) ... [2019-10-07 11:25:25,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (1/1) ... [2019-10-07 11:25:25,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (1/1) ... [2019-10-07 11:25:25,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (1/1) ... [2019-10-07 11:25:25,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 11:25:25,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 11:25:25,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 11:25:25,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 11:25:25,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (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 [2019-10-07 11:25:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 11:25:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 11:25:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 11:25:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:25:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 11:25:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 11:25:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 11:25:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 11:25:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 11:25:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 11:25:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 11:25:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 11:25:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 11:25:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 11:25:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 11:25:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 11:25:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 11:25:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_get_drvdata [2019-10-07 11:25:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_set_drvdata [2019-10-07 11:25:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parse [2019-10-07 11:25:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_start [2019-10-07 11:25:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-10-07 11:25:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-07 11:25:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure profile_activated [2019-10-07 11:25:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_send_control [2019-10-07 11:25:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_get_profile_settings [2019-10-07 11:25:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_get_settings [2019-10-07 11:25:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_set_settings [2019-10-07 11:25:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read [2019-10-07 11:25:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write [2019-10-07 11:25:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_control [2019-10-07 11:25:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_info [2019-10-07 11:25:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_info [2019-10-07 11:25:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_profile_settings [2019-10-07 11:25:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profile_settings [2019-10-07 11:25:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_profile_buttons [2019-10-07 11:25:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profile_buttons [2019-10-07 11:25:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profilex_settings [2019-10-07 11:25:25,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_profilex_buttons [2019-10-07 11:25:25,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_write_settings [2019-10-07 11:25:25,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_read_settings [2019-10-07 11:25:25,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_actual_cpi [2019-10-07 11:25:25,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_actual_profile [2019-10-07 11:25:25,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_sysfs_show_firmware_version [2019-10-07 11:25:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init_pyra_device_struct [2019-10-07 11:25:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init_specials [2019-10-07 11:25:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_remove_specials [2019-10-07 11:25:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_probe [2019-10-07 11:25:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_remove [2019-10-07 11:25:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_keep_values_up_to_date [2019-10-07 11:25:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_report_to_chrdev [2019-10-07 11:25:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_raw_event [2019-10-07 11:25:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_init [2019-10-07 11:25:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pyra_exit [2019-10-07 11:25:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_17 [2019-10-07 11:25:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_18 [2019-10-07 11:25:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_6 [2019-10-07 11:25:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hid_driver_1 [2019-10-07 11:25:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_19 [2019-10-07 11:25:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 11:25:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 11:25:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 11:25:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-10-07 11:25:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-10-07 11:25:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-07 11:25:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-10-07 11:25:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-07 11:25:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-10-07 11:25:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-07 11:25:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-07 11:25:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-07 11:25:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-10-07 11:25:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-07 11:25:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-07 11:25:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-07 11:25:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-07 11:25:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-10-07 11:25:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-10-07 11:25:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-10-07 11:25:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-10-07 11:25:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 11:25:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 11:25:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 11:25:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 11:25:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 11:25:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 11:25:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:25:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:25:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:25:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:25:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:25:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:25:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:25:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:25:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:25:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:25:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:25:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:25:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:25:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 11:25:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 11:25:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:25:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 11:25:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 11:25:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-07 11:25:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-07 11:25:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:25:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:25:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:25:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:25:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:25:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:25:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pyra_lock_of_pyra_device [2019-10-07 11:25:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_pyra_lock_of_pyra_device [2019-10-07 11:25:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_pyra_lock_of_pyra_device [2019-10-07 11:25:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_pyra_lock_of_pyra_device [2019-10-07 11:25:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_pyra_lock_of_pyra_device [2019-10-07 11:25:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_pyra_lock_of_pyra_device [2019-10-07 11:25:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_pyra_lock_of_pyra_device [2019-10-07 11:25:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 11:25:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-10-07 11:25:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __hid_register_driver [2019-10-07 11:25:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 11:25:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-10-07 11:25:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 11:25:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_connect [2019-10-07 11:25:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_disconnect [2019-10-07 11:25:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2019-10-07 11:25:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_unregister_driver [2019-10-07 11:25:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 11:25:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_10 [2019-10-07 11:25:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_11 [2019-10-07 11:25:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_12 [2019-10-07 11:25:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_13 [2019-10-07 11:25:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_14 [2019-10-07 11:25:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_15 [2019-10-07 11:25:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_16 [2019-10-07 11:25:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_17 [2019-10-07 11:25:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_18 [2019-10-07 11:25:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_19 [2019-10-07 11:25:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_20 [2019-10-07 11:25:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_6 [2019-10-07 11:25:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_7 [2019-10-07 11:25:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_8 [2019-10-07 11:25:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_9 [2019-10-07 11:25:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2019-10-07 11:25:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-10-07 11:25:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_12 [2019-10-07 11:25:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_13 [2019-10-07 11:25:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2019-10-07 11:25:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_15 [2019-10-07 11:25:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2019-10-07 11:25:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_17 [2019-10-07 11:25:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2019-10-07 11:25:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_19 [2019-10-07 11:25:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_20 [2019-10-07 11:25:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_receive [2019-10-07 11:25:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send [2019-10-07 11:25:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_common2_send_with_status [2019-10-07 11:25:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_connect [2019-10-07 11:25:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_disconnect [2019-10-07 11:25:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure roccat_report_event [2019-10-07 11:25:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 11:25:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 11:25:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 11:25:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 11:25:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 11:25:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 11:25:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 11:25:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 11:25:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-10-07 11:25:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-07 11:25:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-10-07 11:25:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-07 11:25:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-07 11:25:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-07 11:25:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-07 11:25:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-10-07 11:25:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-10-07 11:25:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 11:25:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 11:25:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 11:25:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 11:25:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 11:25:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 11:25:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 11:25:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 11:25:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 11:25:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 11:25:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 11:25:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 11:25:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 11:25:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 11:25:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 11:25:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 11:25:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 11:25:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-07 11:25:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-10-07 11:25:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-07 11:25:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:25:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 11:25:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 11:25:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:25:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:25:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:25:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 11:25:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 11:25:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 11:25:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 11:25:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_17 [2019-10-07 11:25:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_18 [2019-10-07 11:25:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_6 [2019-10-07 11:25:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hid_driver_1 [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_19 [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 11:25:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 11:25:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure hid_get_drvdata [2019-10-07 11:25:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure hid_set_drvdata [2019-10-07 11:25:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure __hid_register_driver [2019-10-07 11:25:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure hid_unregister_driver [2019-10-07 11:25:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2019-10-07 11:25:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure hid_connect [2019-10-07 11:25:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure hid_disconnect [2019-10-07 11:25:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parse [2019-10-07 11:25:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_start [2019-10-07 11:25:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 11:25:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:25:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-10-07 11:25:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_connect [2019-10-07 11:25:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_disconnect [2019-10-07 11:25:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_report_event [2019-10-07 11:25:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-07 11:25:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_receive [2019-10-07 11:25:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send [2019-10-07 11:25:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure roccat_common2_send_with_status [2019-10-07 11:25:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure profile_activated [2019-10-07 11:25:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 11:25:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 11:25:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_send_control [2019-10-07 11:25:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 11:25:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 11:25:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_get_profile_settings [2019-10-07 11:25:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_get_settings [2019-10-07 11:25:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_set_settings [2019-10-07 11:25:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read [2019-10-07 11:25:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write [2019-10-07 11:25:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_control [2019-10-07 11:25:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_info [2019-10-07 11:25:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_info [2019-10-07 11:25:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_profile_settings [2019-10-07 11:25:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profile_settings [2019-10-07 11:25:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_profile_buttons [2019-10-07 11:25:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profile_buttons [2019-10-07 11:25:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profilex_settings [2019-10-07 11:25:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_profilex_buttons [2019-10-07 11:25:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_write_settings [2019-10-07 11:25:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_read_settings [2019-10-07 11:25:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_actual_cpi [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_actual_profile [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_sysfs_show_firmware_version [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init_pyra_device_struct [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init_specials [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_remove_specials [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_probe [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_remove [2019-10-07 11:25:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_keep_values_up_to_date [2019-10-07 11:25:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_report_to_chrdev [2019-10-07 11:25:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_raw_event [2019-10-07 11:25:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_init [2019-10-07 11:25:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure pyra_exit [2019-10-07 11:25:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_16 [2019-10-07 11:25:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2019-10-07 11:25:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_20 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_11 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_12 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_19 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_10 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_20 [2019-10-07 11:25:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_13 [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_8 [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_14 [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_7 [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_18 [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_19 [2019-10-07 11:25:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_13 [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_17 [2019-10-07 11:25:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_15 [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_17 [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_9 [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_12 [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_15 [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_6 [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 11:25:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 11:25:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 11:25:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 11:25:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:25:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:25:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:25:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:25:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:25:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:25:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:25:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:25:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:25:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:25:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:25:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 11:25:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:25:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 11:25:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-07 11:25:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-07 11:25:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:25:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-07 11:25:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:25:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pyra_lock_of_pyra_device [2019-10-07 11:25:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_pyra_lock_of_pyra_device [2019-10-07 11:25:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_pyra_lock_of_pyra_device [2019-10-07 11:25:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_pyra_lock_of_pyra_device [2019-10-07 11:25:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_pyra_lock_of_pyra_device [2019-10-07 11:25:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_pyra_lock_of_pyra_device [2019-10-07 11:25:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_pyra_lock_of_pyra_device [2019-10-07 11:25:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_pyra_lock_of_pyra_device [2019-10-07 11:25:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 11:25:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 11:25:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 11:25:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 11:25:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 11:25:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 11:25:26,683 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 11:25:33,498 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 11:25:33,498 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 11:25:33,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:25:33 BoogieIcfgContainer [2019-10-07 11:25:33,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 11:25:33,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 11:25:33,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 11:25:33,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 11:25:33,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 11:25:22" (1/3) ... [2019-10-07 11:25:33,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425fb9f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:25:33, skipping insertion in model container [2019-10-07 11:25:33,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:25:25" (2/3) ... [2019-10-07 11:25:33,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425fb9f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:25:33, skipping insertion in model container [2019-10-07 11:25:33,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:25:33" (3/3) ... [2019-10-07 11:25:33,516 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hid--hid-roccat-pyra.ko-entry_point.cil.out.i [2019-10-07 11:25:33,528 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 11:25:33,540 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 11:25:33,551 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 11:25:33,590 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 11:25:33,591 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 11:25:33,591 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 11:25:33,591 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 11:25:33,591 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 11:25:33,591 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 11:25:33,591 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 11:25:33,591 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 11:25:33,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states. [2019-10-07 11:25:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2019-10-07 11:25:33,699 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:25:33,701 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:25:33,703 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:25:33,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:25:33,709 INFO L82 PathProgramCache]: Analyzing trace with hash -1242724630, now seen corresponding path program 1 times [2019-10-07 11:25:33,718 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:25:33,718 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:33,718 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:33,718 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:33,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:25:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:25:37,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14427 trivial. 0 not checked. [2019-10-07 11:25:37,059 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:37,060 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:25:37,060 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:25:37,073 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:25:37,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:25:37,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:25:37,094 INFO L87 Difference]: Start difference. First operand 1292 states. Second operand 3 states. [2019-10-07 11:25:37,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:25:37,785 INFO L93 Difference]: Finished difference Result 2819 states and 3923 transitions. [2019-10-07 11:25:37,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:25:37,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 832 [2019-10-07 11:25:37,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:25:37,827 INFO L225 Difference]: With dead ends: 2819 [2019-10-07 11:25:37,827 INFO L226 Difference]: Without dead ends: 1804 [2019-10-07 11:25:37,844 INFO L606 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 [2019-10-07 11:25:37,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2019-10-07 11:25:38,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1800. [2019-10-07 11:25:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1800 states. [2019-10-07 11:25:38,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1800 states and 2417 transitions. [2019-10-07 11:25:38,066 INFO L78 Accepts]: Start accepts. Automaton has 1800 states and 2417 transitions. Word has length 832 [2019-10-07 11:25:38,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:25:38,075 INFO L462 AbstractCegarLoop]: Abstraction has 1800 states and 2417 transitions. [2019-10-07 11:25:38,075 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:25:38,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2417 transitions. [2019-10-07 11:25:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 846 [2019-10-07 11:25:38,132 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:25:38,133 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:25:38,134 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:25:38,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:25:38,135 INFO L82 PathProgramCache]: Analyzing trace with hash -1931216911, now seen corresponding path program 1 times [2019-10-07 11:25:38,135 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:25:38,136 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:38,136 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:38,136 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:38,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:25:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:25:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:25:39,962 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:39,962 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:25:39,963 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:25:39,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:25:39,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:25:39,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:25:39,971 INFO L87 Difference]: Start difference. First operand 1800 states and 2417 transitions. Second operand 3 states. [2019-10-07 11:25:40,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:25:40,220 INFO L93 Difference]: Finished difference Result 4907 states and 6542 transitions. [2019-10-07 11:25:40,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:25:40,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 845 [2019-10-07 11:25:40,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:25:40,245 INFO L225 Difference]: With dead ends: 4907 [2019-10-07 11:25:40,245 INFO L226 Difference]: Without dead ends: 3312 [2019-10-07 11:25:40,253 INFO L606 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 [2019-10-07 11:25:40,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3312 states. [2019-10-07 11:25:40,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3312 to 3288. [2019-10-07 11:25:40,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3288 states. [2019-10-07 11:25:40,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 4397 transitions. [2019-10-07 11:25:40,417 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 4397 transitions. Word has length 845 [2019-10-07 11:25:40,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:25:40,420 INFO L462 AbstractCegarLoop]: Abstraction has 3288 states and 4397 transitions. [2019-10-07 11:25:40,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:25:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 4397 transitions. [2019-10-07 11:25:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 843 [2019-10-07 11:25:40,434 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:25:40,435 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:25:40,435 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:25:40,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:25:40,436 INFO L82 PathProgramCache]: Analyzing trace with hash -706143191, now seen corresponding path program 1 times [2019-10-07 11:25:40,437 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:25:40,437 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:40,437 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:40,437 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:40,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:25:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:25:42,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:25:42,039 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:42,039 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:25:42,040 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:25:42,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:25:42,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:25:42,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:25:42,041 INFO L87 Difference]: Start difference. First operand 3288 states and 4397 transitions. Second operand 3 states. [2019-10-07 11:25:42,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:25:42,355 INFO L93 Difference]: Finished difference Result 9325 states and 12419 transitions. [2019-10-07 11:25:42,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:25:42,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 842 [2019-10-07 11:25:42,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:25:42,405 INFO L225 Difference]: With dead ends: 9325 [2019-10-07 11:25:42,405 INFO L226 Difference]: Without dead ends: 6242 [2019-10-07 11:25:42,419 INFO L606 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 [2019-10-07 11:25:42,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6242 states. [2019-10-07 11:25:42,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6242 to 6218. [2019-10-07 11:25:42,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6218 states. [2019-10-07 11:25:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 8292 transitions. [2019-10-07 11:25:42,829 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 8292 transitions. Word has length 842 [2019-10-07 11:25:42,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:25:42,830 INFO L462 AbstractCegarLoop]: Abstraction has 6218 states and 8292 transitions. [2019-10-07 11:25:42,830 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:25:42,830 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 8292 transitions. [2019-10-07 11:25:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2019-10-07 11:25:42,841 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:25:42,842 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:25:42,842 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:25:42,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:25:42,843 INFO L82 PathProgramCache]: Analyzing trace with hash 2027270304, now seen corresponding path program 1 times [2019-10-07 11:25:42,843 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:25:42,843 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:42,843 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:42,844 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:42,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:25:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:25:44,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:25:44,097 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:44,098 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:25:44,098 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:25:44,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:25:44,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:25:44,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:25:44,100 INFO L87 Difference]: Start difference. First operand 6218 states and 8292 transitions. Second operand 3 states. [2019-10-07 11:25:44,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:25:44,618 INFO L93 Difference]: Finished difference Result 18003 states and 23952 transitions. [2019-10-07 11:25:44,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:25:44,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 840 [2019-10-07 11:25:44,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:25:44,710 INFO L225 Difference]: With dead ends: 18003 [2019-10-07 11:25:44,710 INFO L226 Difference]: Without dead ends: 11990 [2019-10-07 11:25:44,736 INFO L606 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 [2019-10-07 11:25:44,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11990 states. [2019-10-07 11:25:45,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11990 to 11875. [2019-10-07 11:25:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11875 states. [2019-10-07 11:25:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11875 states to 11875 states and 15820 transitions. [2019-10-07 11:25:45,317 INFO L78 Accepts]: Start accepts. Automaton has 11875 states and 15820 transitions. Word has length 840 [2019-10-07 11:25:45,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:25:45,321 INFO L462 AbstractCegarLoop]: Abstraction has 11875 states and 15820 transitions. [2019-10-07 11:25:45,321 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:25:45,321 INFO L276 IsEmpty]: Start isEmpty. Operand 11875 states and 15820 transitions. [2019-10-07 11:25:45,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 848 [2019-10-07 11:25:45,333 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:25:45,334 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:25:45,334 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:25:45,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:25:45,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1242652074, now seen corresponding path program 1 times [2019-10-07 11:25:45,336 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:25:45,336 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:45,336 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:45,336 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:45,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:25:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:25:47,585 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:25:47,590 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:47,591 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:25:47,592 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:25:47,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:25:47,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:25:47,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:25:47,594 INFO L87 Difference]: Start difference. First operand 11875 states and 15820 transitions. Second operand 3 states. [2019-10-07 11:25:48,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:25:48,330 INFO L93 Difference]: Finished difference Result 35046 states and 46624 transitions. [2019-10-07 11:25:48,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:25:48,330 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 847 [2019-10-07 11:25:48,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:25:48,464 INFO L225 Difference]: With dead ends: 35046 [2019-10-07 11:25:48,464 INFO L226 Difference]: Without dead ends: 23376 [2019-10-07 11:25:48,509 INFO L606 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 [2019-10-07 11:25:48,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23376 states. [2019-10-07 11:25:49,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23376 to 23327. [2019-10-07 11:25:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23327 states. [2019-10-07 11:25:49,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23327 states to 23327 states and 31034 transitions. [2019-10-07 11:25:49,518 INFO L78 Accepts]: Start accepts. Automaton has 23327 states and 31034 transitions. Word has length 847 [2019-10-07 11:25:49,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:25:49,520 INFO L462 AbstractCegarLoop]: Abstraction has 23327 states and 31034 transitions. [2019-10-07 11:25:49,520 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:25:49,520 INFO L276 IsEmpty]: Start isEmpty. Operand 23327 states and 31034 transitions. [2019-10-07 11:25:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2019-10-07 11:25:49,532 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:25:49,533 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:25:49,533 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:25:49,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:25:49,534 INFO L82 PathProgramCache]: Analyzing trace with hash 1152890900, now seen corresponding path program 1 times [2019-10-07 11:25:49,534 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:25:49,534 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:49,534 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:49,534 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:49,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:25:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:25:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:25:50,880 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:50,880 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:25:50,881 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:25:50,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:25:50,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:25:50,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:25:50,882 INFO L87 Difference]: Start difference. First operand 23327 states and 31034 transitions. Second operand 3 states. [2019-10-07 11:25:52,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:25:52,425 INFO L93 Difference]: Finished difference Result 67329 states and 89475 transitions. [2019-10-07 11:25:52,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:25:52,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 848 [2019-10-07 11:25:52,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:25:52,634 INFO L225 Difference]: With dead ends: 67329 [2019-10-07 11:25:52,635 INFO L226 Difference]: Without dead ends: 44207 [2019-10-07 11:25:52,744 INFO L606 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 [2019-10-07 11:25:52,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44207 states. [2019-10-07 11:25:54,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44207 to 44063. [2019-10-07 11:25:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44063 states. [2019-10-07 11:25:54,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44063 states to 44063 states and 58554 transitions. [2019-10-07 11:25:54,755 INFO L78 Accepts]: Start accepts. Automaton has 44063 states and 58554 transitions. Word has length 848 [2019-10-07 11:25:54,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:25:54,757 INFO L462 AbstractCegarLoop]: Abstraction has 44063 states and 58554 transitions. [2019-10-07 11:25:54,757 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:25:54,757 INFO L276 IsEmpty]: Start isEmpty. Operand 44063 states and 58554 transitions. [2019-10-07 11:25:54,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2019-10-07 11:25:54,767 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:25:54,767 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:25:54,768 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:25:54,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:25:54,768 INFO L82 PathProgramCache]: Analyzing trace with hash -759987368, now seen corresponding path program 1 times [2019-10-07 11:25:54,769 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:25:54,769 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:54,769 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:54,769 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:25:54,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:25:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:25:56,093 INFO L134 CoverageAnalysis]: Checked inductivity of 14431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14431 trivial. 0 not checked. [2019-10-07 11:25:56,093 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:25:56,094 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:25:56,094 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:25:56,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:25:56,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:25:56,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:25:56,096 INFO L87 Difference]: Start difference. First operand 44063 states and 58554 transitions. Second operand 3 states. [2019-10-07 11:25:59,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:25:59,139 INFO L93 Difference]: Finished difference Result 130626 states and 173460 transitions. [2019-10-07 11:25:59,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:25:59,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 852 [2019-10-07 11:25:59,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:25:59,466 INFO L225 Difference]: With dead ends: 130626 [2019-10-07 11:25:59,466 INFO L226 Difference]: Without dead ends: 86768 [2019-10-07 11:25:59,561 INFO L606 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 [2019-10-07 11:25:59,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86768 states. [2019-10-07 11:26:02,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86768 to 86559. [2019-10-07 11:26:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86559 states. [2019-10-07 11:26:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86559 states to 86559 states and 114906 transitions. [2019-10-07 11:26:02,493 INFO L78 Accepts]: Start accepts. Automaton has 86559 states and 114906 transitions. Word has length 852 [2019-10-07 11:26:02,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:26:02,495 INFO L462 AbstractCegarLoop]: Abstraction has 86559 states and 114906 transitions. [2019-10-07 11:26:02,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:26:02,495 INFO L276 IsEmpty]: Start isEmpty. Operand 86559 states and 114906 transitions. [2019-10-07 11:26:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2019-10-07 11:26:02,505 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:26:02,506 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:26:02,506 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:26:02,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:26:02,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1461801923, now seen corresponding path program 1 times [2019-10-07 11:26:02,507 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:26:02,507 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:26:02,508 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:26:02,508 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:26:02,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:26:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:26:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 14431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14431 trivial. 0 not checked. [2019-10-07 11:26:03,508 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:26:03,508 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:26:03,508 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:26:03,509 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:26:03,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:26:03,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:26:03,510 INFO L87 Difference]: Start difference. First operand 86559 states and 114906 transitions. Second operand 3 states. [2019-10-07 11:26:07,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:26:07,478 INFO L93 Difference]: Finished difference Result 256962 states and 340916 transitions. [2019-10-07 11:26:07,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:26:07,479 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 853 [2019-10-07 11:26:07,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:26:08,118 INFO L225 Difference]: With dead ends: 256962 [2019-10-07 11:26:08,119 INFO L226 Difference]: Without dead ends: 170608 [2019-10-07 11:26:08,301 INFO L606 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 [2019-10-07 11:26:08,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170608 states. [2019-10-07 11:26:15,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170608 to 170399. [2019-10-07 11:26:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170399 states. [2019-10-07 11:26:16,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170399 states to 170399 states and 225946 transitions. [2019-10-07 11:26:16,178 INFO L78 Accepts]: Start accepts. Automaton has 170399 states and 225946 transitions. Word has length 853 [2019-10-07 11:26:16,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:26:16,180 INFO L462 AbstractCegarLoop]: Abstraction has 170399 states and 225946 transitions. [2019-10-07 11:26:16,180 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:26:16,180 INFO L276 IsEmpty]: Start isEmpty. Operand 170399 states and 225946 transitions. [2019-10-07 11:26:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2019-10-07 11:26:16,193 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:26:16,194 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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, 1, 1, 1, 1] [2019-10-07 11:26:16,194 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:26:16,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:26:16,195 INFO L82 PathProgramCache]: Analyzing trace with hash 150326158, now seen corresponding path program 1 times [2019-10-07 11:26:16,195 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:26:16,195 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:26:16,195 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:26:16,195 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:26:16,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:26:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:26:17,342 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:26:17,343 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:26:17,343 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:26:17,343 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:26:17,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:26:17,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:26:17,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:26:17,347 INFO L87 Difference]: Start difference. First operand 170399 states and 225946 transitions. Second operand 3 states. [2019-10-07 11:26:26,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:26:26,316 INFO L93 Difference]: Finished difference Result 502926 states and 666790 transitions. [2019-10-07 11:26:26,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:26:26,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 858 [2019-10-07 11:26:26,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:26:27,490 INFO L225 Difference]: With dead ends: 502926 [2019-10-07 11:26:27,490 INFO L226 Difference]: Without dead ends: 332732 [2019-10-07 11:26:27,760 INFO L606 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 [2019-10-07 11:26:28,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332732 states. [2019-10-07 11:26:40,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332732 to 332696. [2019-10-07 11:26:40,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332696 states. [2019-10-07 11:26:40,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332696 states to 332696 states and 440849 transitions. [2019-10-07 11:26:41,003 INFO L78 Accepts]: Start accepts. Automaton has 332696 states and 440849 transitions. Word has length 858 [2019-10-07 11:26:41,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:26:41,004 INFO L462 AbstractCegarLoop]: Abstraction has 332696 states and 440849 transitions. [2019-10-07 11:26:41,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:26:41,004 INFO L276 IsEmpty]: Start isEmpty. Operand 332696 states and 440849 transitions. [2019-10-07 11:26:41,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2019-10-07 11:26:41,014 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:26:41,016 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:26:41,016 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:26:41,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:26:41,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1046253814, now seen corresponding path program 1 times [2019-10-07 11:26:41,017 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:26:41,017 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:26:41,018 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:26:41,018 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:26:41,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:26:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:26:43,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:26:43,349 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:26:43,349 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:26:43,350 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:26:43,351 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:26:43,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:26:43,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:26:43,351 INFO L87 Difference]: Start difference. First operand 332696 states and 440849 transitions. Second operand 3 states. [2019-10-07 11:26:59,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:26:59,693 INFO L93 Difference]: Finished difference Result 984672 states and 1304862 transitions. [2019-10-07 11:26:59,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:26:59,693 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 853 [2019-10-07 11:26:59,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:27:09,988 INFO L225 Difference]: With dead ends: 984672 [2019-10-07 11:27:09,989 INFO L226 Difference]: Without dead ends: 652187 [2019-10-07 11:27:10,448 INFO L606 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 [2019-10-07 11:27:10,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652187 states. [2019-10-07 11:27:35,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652187 to 652056. [2019-10-07 11:27:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 652056 states. [2019-10-07 11:27:45,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652056 states to 652056 states and 863665 transitions. [2019-10-07 11:27:45,471 INFO L78 Accepts]: Start accepts. Automaton has 652056 states and 863665 transitions. Word has length 853 [2019-10-07 11:27:45,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:27:45,471 INFO L462 AbstractCegarLoop]: Abstraction has 652056 states and 863665 transitions. [2019-10-07 11:27:45,471 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:27:45,471 INFO L276 IsEmpty]: Start isEmpty. Operand 652056 states and 863665 transitions. [2019-10-07 11:27:45,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 855 [2019-10-07 11:27:45,481 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:27:45,481 INFO L385 BasicCegarLoop]: trace histogram [56, 56, 56, 56, 56, 39, 39, 39, 39, 39, 39, 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] [2019-10-07 11:27:45,482 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:27:45,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:27:45,482 INFO L82 PathProgramCache]: Analyzing trace with hash -378771394, now seen corresponding path program 1 times [2019-10-07 11:27:45,482 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:27:45,483 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:27:45,483 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:27:45,483 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:27:45,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:27:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:27:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 14429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14429 trivial. 0 not checked. [2019-10-07 11:27:49,059 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:27:49,060 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:27:49,060 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:27:49,061 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:27:49,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:27:49,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:27:49,062 INFO L87 Difference]: Start difference. First operand 652056 states and 863665 transitions. Second operand 3 states. [2019-10-07 11:28:35,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:28:35,156 INFO L93 Difference]: Finished difference Result 1937760 states and 2565726 transitions. [2019-10-07 11:28:35,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:28:35,156 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 854 [2019-10-07 11:28:35,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:28:50,723 INFO L225 Difference]: With dead ends: 1937760 [2019-10-07 11:28:50,723 INFO L226 Difference]: Without dead ends: 1285915 [2019-10-07 11:28:51,691 INFO L606 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 [2019-10-07 11:28:52,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285915 states.