java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:04:06,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:04:06,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:04:06,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:04:06,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:04:06,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:04:06,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:04:06,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:04:06,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:04:06,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:04:06,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:04:06,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:04:06,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:04:06,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:04:06,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:04:06,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:04:06,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:04:06,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:04:06,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:04:06,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:04:06,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:04:06,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:04:06,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:04:06,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:04:06,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:04:06,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:04:06,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:04:06,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:04:06,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:04:06,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:04:06,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:04:06,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:04:06,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:04:06,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:04:06,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:04:06,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:04:06,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:04:06,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:04:06,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:04:06,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:04:06,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:04:06,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:04:06,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:04:06,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:04:06,201 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:04:06,201 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:04:06,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:04:06,203 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:04:06,204 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:04:06,204 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:04:06,204 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:04:06,204 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:04:06,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:04:06,208 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:04:06,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:04:06,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:04:06,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:04:06,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:04:06,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:04:06,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:04:06,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:04:06,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:04:06,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:04:06,212 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:04:06,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:04:06,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:04:06,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:04:06,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:04:06,214 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:04:06,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:04:06,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:04:06,214 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:04:06,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:04:06,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:04:06,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:04:06,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:04:06,313 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:04:06,315 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2019-10-03 02:04:06,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71faba495/e15dcc728bd6434da1e70114a86d3b0a/FLAG954bd6900 [2019-10-03 02:04:07,461 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:04:07,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2019-10-03 02:04:07,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71faba495/e15dcc728bd6434da1e70114a86d3b0a/FLAG954bd6900 [2019-10-03 02:04:07,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71faba495/e15dcc728bd6434da1e70114a86d3b0a [2019-10-03 02:04:07,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:04:07,839 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:04:07,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:04:07,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:04:07,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:04:07,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:04:07" (1/1) ... [2019-10-03 02:04:07,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11733271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:07, skipping insertion in model container [2019-10-03 02:04:07,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:04:07" (1/1) ... [2019-10-03 02:04:07,862 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:04:08,070 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:04:11,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:04:11,797 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:04:12,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:04:13,046 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:04:13,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13 WrapperNode [2019-10-03 02:04:13,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:04:13,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:04:13,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:04:13,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:04:13,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (1/1) ... [2019-10-03 02:04:13,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (1/1) ... [2019-10-03 02:04:13,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (1/1) ... [2019-10-03 02:04:13,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (1/1) ... [2019-10-03 02:04:13,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (1/1) ... [2019-10-03 02:04:13,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (1/1) ... [2019-10-03 02:04:13,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (1/1) ... [2019-10-03 02:04:13,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:04:13,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:04:13,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:04:13,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:04:13,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (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 [2019-10-03 02:04:13,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:04:13,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:04:13,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:04:13,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-03 02:04:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-10-03 02:04:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_be16p [2019-10-03 02:04:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 02:04:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-03 02:04:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-03 02:04:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-03 02:04:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2019-10-03 02:04:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetchw [2019-10-03 02:04:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-03 02:04:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-03 02:04:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-03 02:04:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-03 02:04:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-03 02:04:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 02:04:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 02:04:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 02:04:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 02:04:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 02:04:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 02:04:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 02:04:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 02:04:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 02:04:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 02:04:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 02:04:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2019-10-03 02:04:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-03 02:04:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-10-03 02:04:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 02:04:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-03 02:04:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-03 02:04:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-03 02:04:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-03 02:04:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-03 02:04:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-03 02:04:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-03 02:04:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 02:04:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 02:04:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2019-10-03 02:04:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-03 02:04:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-03 02:04:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-03 02:04:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-03 02:04:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-03 02:04:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetch_range [2019-10-03 02:04:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2019-10-03 02:04:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2019-10-03 02:04:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2019-10-03 02:04:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2019-10-03 02:04:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_color_depth [2019-10-03 02:04:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_base16bpp [2019-10-03 02:04:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_base8bpp [2019-10-03 02:04:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2019-10-03 02:04:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16be [2019-10-03 02:04:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_lfsr16 [2019-10-03 02:04:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2019-10-03 02:04:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_vid_cmds [2019-10-03 02:04:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2019-10-03 02:04:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2019-10-03 02:04:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_trim_hline [2019-10-03 02:04:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_compress_hline [2019-10-03 02:04:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2019-10-03 02:04:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2019-10-03 02:04:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_write [2019-10-03 02:04:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2019-10-03 02:04:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2019-10-03 02:04:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2019-10-03 02:04:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_dpy_deferred_io [2019-10-03 02:04:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_edid [2019-10-03 02:04:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2019-10-03 02:04:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2019-10-03 02:04:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2019-10-03 02:04:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free [2019-10-03 02:04:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_release_urb_work [2019-10-03 02:04:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2019-10-03 02:04:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2019-10-03 02:04:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2019-10-03 02:04:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2019-10-03 02:04:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2019-10-03 02:04:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2019-10-03 02:04:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2019-10-03 02:04:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_dummy_render [2019-10-03 02:04:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2019-10-03 02:04:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_realloc_framebuffer [2019-10-03 02:04:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2019-10-03 02:04:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_rendered_show [2019-10-03 02:04:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_identical_show [2019-10-03 02:04:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_sent_show [2019-10-03 02:04:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_cpu_kcycles_used_show [2019-10-03 02:04:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_show [2019-10-03 02:04:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_store [2019-10-03 02:04:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_reset_store [2019-10-03 02:04:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_select_std_channel [2019-10-03 02:04:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_parse_vendor_descriptor [2019-10-03 02:04:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_probe [2019-10-03 02:04:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2019-10-03 02:04:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2019-10-03 02:04:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_driver_init [2019-10-03 02:04:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_driver_exit [2019-10-03 02:04:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2019-10-03 02:04:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_urb_list [2019-10-03 02:04:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_alloc_urb_list [2019-10-03 02:04:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2019-10-03 02:04:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2019-10-03 02:04:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_5 [2019-10-03 02:04:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2019-10-03 02:04:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_3 [2019-10-03 02:04:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-03 02:04:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2019-10-03 02:04:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-10-03 02:04:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-03 02:04:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_3 [2019-10-03 02:04:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-10-03 02:04:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-03 02:04:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_4 [2019-10-03 02:04:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-10-03 02:04:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-03 02:04:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-03 02:04:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-10-03 02:04:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2019-10-03 02:04:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2019-10-03 02:04:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-03 02:04:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-10-03 02:04:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-10-03 02:04:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_fb_ops_6 [2019-10-03 02:04:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:04:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-03 02:04:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-03 02:04:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-03 02:04:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-03 02:04:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-03 02:04:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-03 02:04:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-03 02:04:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-03 02:04:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_13 [2019-10-03 02:04:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-10-03 02:04:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-03 02:04:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-03 02:04:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-03 02:04:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-03 02:04:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-03 02:04:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-03 02:04:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-03 02:04:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_22 [2019-10-03 02:04:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_23 [2019-10-03 02:04:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 02:04:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-03 02:04:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 02:04:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 02:04:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 02:04:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 02:04:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-03 02:04:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-03 02:04:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-03 02:04:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-03 02:04:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-03 02:04:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-03 02:04:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-03 02:04:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-03 02:04:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-03 02:04:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-03 02:04:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-03 02:04:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-03 02:04:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-03 02:04:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-03 02:04:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-03 02:04:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-03 02:04:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-03 02:04:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-03 02:04:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-03 02:04:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-03 02:04:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-03 02:04:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-03 02:04:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2019-10-03 02:04:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_fb_info [2019-10-03 02:04:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2019-10-03 02:04:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_fb_info [2019-10-03 02:04:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2019-10-03 02:04:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_fb_info [2019-10-03 02:04:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2019-10-03 02:04:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock_of_fb_info [2019-10-03 02:04:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock_of_fb_info [2019-10-03 02:04:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock_of_fb_info [2019-10-03 02:04:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock_of_fb_info [2019-10-03 02:04:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-03 02:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-03 02:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-03 02:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-03 02:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-03 02:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-03 02:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-03 02:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-03 02:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-03 02:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-03 02:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-03 02:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2019-10-03 02:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2019-10-03 02:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_backlight_device [2019-10-03 02:04:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2019-10-03 02:04:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2019-10-03 02:04:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2019-10-03 02:04:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2019-10-03 02:04:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_update_lock_of_backlight_device [2019-10-03 02:04:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_update_lock_of_backlight_device [2019-10-03 02:04:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_update_lock_of_backlight_device [2019-10-03 02:04:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_update_lock_of_backlight_device [2019-10-03 02:04:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 02:04:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-03 02:04:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-03 02:04:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-03 02:04:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 02:04:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-03 02:04:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-03 02:04:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-03 02:04:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 02:04:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_get_extra_descriptor [2019-10-03 02:04:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-03 02:04:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-03 02:04:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-03 02:04:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:04:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-03 02:04:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_bin_file [2019-10-03 02:04:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-03 02:04:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_bin_file [2019-10-03 02:04:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-03 02:04:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2019-10-03 02:04:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure down_timeout [2019-10-03 02:04:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2019-10-03 02:04:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_alloc_cmap [2019-10-03 02:04:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2019-10-03 02:04:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2019-10-03 02:04:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_init [2019-10-03 02:04:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2019-10-03 02:04:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2019-10-03 02:04:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2019-10-03 02:04:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_best_display [2019-10-03 02:04:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_nearest_mode [2019-10-03 02:04:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_sys_read [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_sys_write [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_var_to_videomode [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_alloc [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-03 02:04:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 02:04:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_5 [2019-10-03 02:04:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_6 [2019-10-03 02:04:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2019-10-03 02:04:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2019-10-03 02:04:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-03 02:04:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-03 02:04:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-03 02:04:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 02:04:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 02:04:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-03 02:04:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-03 02:04:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure register_framebuffer [2019-10-03 02:04:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_pfn_range [2019-10-03 02:04:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_copyarea [2019-10-03 02:04:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_fillrect [2019-10-03 02:04:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_imageblit [2019-10-03 02:04:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_framebuffer [2019-10-03 02:04:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_framebuffer [2019-10-03 02:04:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2019-10-03 02:04:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-03 02:04:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-03 02:04:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-03 02:04:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-03 02:04:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-03 02:04:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-03 02:04:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2019-10-03 02:04:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-03 02:04:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-03 02:04:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-10-03 02:04:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2019-10-03 02:04:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_pfn [2019-10-03 02:04:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-10-03 02:04:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 02:04:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 02:04:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 02:04:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 02:04:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 02:04:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 02:04:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:04:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-10-03 02:04:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 02:04:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-03 02:04:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-10-03 02:04:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:04:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_be16p [2019-10-03 02:04:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 02:04:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-03 02:04:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-03 02:04:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 02:04:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:04:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-03 02:04:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-03 02:04:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:04:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2019-10-03 02:04:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure prefetchw [2019-10-03 02:04:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-03 02:04:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-03 02:04:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-03 02:04:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:04:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-03 02:04:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-03 02:04:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_13 [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-03 02:04:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-03 02:04:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-03 02:04:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-03 02:04:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:04:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 02:04:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:04:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 02:04:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 02:04:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 02:04:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 02:04:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:04:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 02:04:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 02:04:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 02:04:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-03 02:04:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-03 02:04:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-03 02:04:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-03 02:04:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-03 02:04:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-03 02:04:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-03 02:04:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-03 02:04:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-03 02:04:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2019-10-03 02:04:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2019-10-03 02:04:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-03 02:04:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-03 02:04:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-03 02:04:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_backlight_device [2019-10-03 02:04:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2019-10-03 02:04:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 02:04:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-03 02:04:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:04:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 02:04:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 02:04:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2019-10-03 02:04:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-03 02:04:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-03 02:04:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-03 02:04:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-03 02:04:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-03 02:04:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-10-03 02:04:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 02:04:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 02:04:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 02:04:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-03 02:04:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_5 [2019-10-03 02:04:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2019-10-03 02:04:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_3 [2019-10-03 02:04:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-03 02:04:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2019-10-03 02:04:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-10-03 02:04:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-03 02:04:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_3 [2019-10-03 02:04:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-10-03 02:04:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-03 02:04:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_4 [2019-10-03 02:04:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-10-03 02:04:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-03 02:04:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-03 02:04:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-10-03 02:04:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2019-10-03 02:04:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2019-10-03 02:04:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-03 02:04:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-10-03 02:04:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-10-03 02:04:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_fb_ops_6 [2019-10-03 02:04:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-03 02:04:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-03 02:04:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:04:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-03 02:04:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:04:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-03 02:04:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-03 02:04:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-03 02:04:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-03 02:04:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-03 02:04:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-03 02:04:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-03 02:04:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-03 02:04:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-03 02:04:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_bin_file [2019-10-03 02:04:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_bin_file [2019-10-03 02:04:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 02:04:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 02:04:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-03 02:04:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2019-10-03 02:04:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:04:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2019-10-03 02:04:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure down_timeout [2019-10-03 02:04:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure up [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_get_extra_descriptor [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_22 [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-03 02:04:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_23 [2019-10-03 02:04:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-03 02:04:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-03 02:04:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-03 02:04:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-03 02:04:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-03 02:04:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-03 02:04:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_pfn [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure sys_fillrect [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure sys_copyarea [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure sys_imageblit [2019-10-03 02:04:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure fb_sys_read [2019-10-03 02:04:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure fb_sys_write [2019-10-03 02:04:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure register_framebuffer [2019-10-03 02:04:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_framebuffer [2019-10-03 02:04:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_framebuffer [2019-10-03 02:04:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_init [2019-10-03 02:04:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2019-10-03 02:04:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_alloc [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure fb_var_to_videomode [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_nearest_mode [2019-10-03 02:04:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2019-10-03 02:04:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_best_display [2019-10-03 02:04:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap [2019-10-03 02:04:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2019-10-03 02:04:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2019-10-03 02:04:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-10-03 02:04:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-10-03 02:04:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure prefetch_range [2019-10-03 02:04:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2019-10-03 02:04:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2019-10-03 02:04:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2019-10-03 02:04:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_alloc_urb_list [2019-10-03 02:04:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_urb_list [2019-10-03 02:04:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_color_depth [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_base16bpp [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_base8bpp [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2019-10-03 02:04:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16be [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_lfsr16 [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_vid_cmds [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_trim_hline [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_compress_hline [2019-10-03 02:04:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2019-10-03 02:04:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 02:04:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2019-10-03 02:04:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_write [2019-10-03 02:04:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2019-10-03 02:04:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2019-10-03 02:04:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2019-10-03 02:04:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_dpy_deferred_io [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_edid [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_release_urb_work [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2019-10-03 02:04:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_dummy_render [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2019-10-03 02:04:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_realloc_framebuffer [2019-10-03 02:04:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2019-10-03 02:04:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_rendered_show [2019-10-03 02:04:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_identical_show [2019-10-03 02:04:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_sent_show [2019-10-03 02:04:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_cpu_kcycles_used_show [2019-10-03 02:04:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure edid_show [2019-10-03 02:04:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure edid_store [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_reset_store [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_select_std_channel [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_parse_vendor_descriptor [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_probe [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_driver_init [2019-10-03 02:04:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_driver_exit [2019-10-03 02:04:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2019-10-03 02:04:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_5 [2019-10-03 02:04:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2019-10-03 02:04:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 02:04:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 02:04:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_6 [2019-10-03 02:04:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:04:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 02:04:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-03 02:04:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 02:04:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 02:04:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 02:04:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-03 02:04:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-03 02:04:13,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock_of_fb_info [2019-10-03 02:04:13,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-03 02:04:13,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2019-10-03 02:04:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2019-10-03 02:04:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2019-10-03 02:04:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2019-10-03 02:04:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2019-10-03 02:04:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_update_lock_of_backlight_device [2019-10-03 02:04:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_update_lock_of_backlight_device [2019-10-03 02:04:13,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_update_lock_of_backlight_device [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_update_lock_of_backlight_device [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 02:04:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:04:13,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 02:04:13,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 02:04:13,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 02:04:13,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 02:04:15,879 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 02:04:29,692 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:04:29,692 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 02:04:29,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:04:29 BoogieIcfgContainer [2019-10-03 02:04:29,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:04:29,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:04:29,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:04:29,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:04:29,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:04:07" (1/3) ... [2019-10-03 02:04:29,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@443711fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:04:29, skipping insertion in model container [2019-10-03 02:04:29,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:04:13" (2/3) ... [2019-10-03 02:04:29,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@443711fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:04:29, skipping insertion in model container [2019-10-03 02:04:29,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:04:29" (3/3) ... [2019-10-03 02:04:29,710 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2019-10-03 02:04:29,723 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:04:29,742 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:04:29,764 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:04:29,799 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:04:29,799 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:04:29,799 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:04:29,800 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:04:29,800 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:04:29,800 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:04:29,800 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:04:29,800 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:04:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states. [2019-10-03 02:04:29,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-10-03 02:04:29,900 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:29,902 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:29,905 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:29,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:29,913 INFO L82 PathProgramCache]: Analyzing trace with hash 2125305194, now seen corresponding path program 1 times [2019-10-03 02:04:29,916 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:30,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:30,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:30,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:30,042 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:32,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2019-10-03 02:04:32,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:32,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:04:32,090 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:32,101 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:04:32,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:04:32,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:32,125 INFO L87 Difference]: Start difference. First operand 2083 states. Second operand 3 states. [2019-10-03 02:04:33,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:33,295 INFO L93 Difference]: Finished difference Result 3180 states and 4128 transitions. [2019-10-03 02:04:33,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:04:33,297 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 357 [2019-10-03 02:04:33,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:33,359 INFO L225 Difference]: With dead ends: 3180 [2019-10-03 02:04:33,360 INFO L226 Difference]: Without dead ends: 3149 [2019-10-03 02:04:33,362 INFO L640 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 [2019-10-03 02:04:33,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3149 states. [2019-10-03 02:04:33,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3149 to 3145. [2019-10-03 02:04:33,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3145 states. [2019-10-03 02:04:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 3145 states and 4072 transitions. [2019-10-03 02:04:33,637 INFO L78 Accepts]: Start accepts. Automaton has 3145 states and 4072 transitions. Word has length 357 [2019-10-03 02:04:33,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:33,640 INFO L475 AbstractCegarLoop]: Abstraction has 3145 states and 4072 transitions. [2019-10-03 02:04:33,640 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:04:33,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 4072 transitions. [2019-10-03 02:04:33,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2019-10-03 02:04:33,660 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:33,660 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:33,661 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:33,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:33,662 INFO L82 PathProgramCache]: Analyzing trace with hash -644776735, now seen corresponding path program 1 times [2019-10-03 02:04:33,662 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:33,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:33,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:33,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:33,688 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2019-10-03 02:04:34,456 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:34,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:04:34,457 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:34,469 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:04:34,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:04:34,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:34,472 INFO L87 Difference]: Start difference. First operand 3145 states and 4072 transitions. Second operand 3 states. [2019-10-03 02:04:34,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:34,870 INFO L93 Difference]: Finished difference Result 6091 states and 7869 transitions. [2019-10-03 02:04:34,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:04:34,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 361 [2019-10-03 02:04:34,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:34,931 INFO L225 Difference]: With dead ends: 6091 [2019-10-03 02:04:34,932 INFO L226 Difference]: Without dead ends: 6091 [2019-10-03 02:04:34,933 INFO L640 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 [2019-10-03 02:04:34,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6091 states. [2019-10-03 02:04:35,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6091 to 6063. [2019-10-03 02:04:35,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6063 states. [2019-10-03 02:04:35,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6063 states to 6063 states and 7838 transitions. [2019-10-03 02:04:35,254 INFO L78 Accepts]: Start accepts. Automaton has 6063 states and 7838 transitions. Word has length 361 [2019-10-03 02:04:35,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:35,256 INFO L475 AbstractCegarLoop]: Abstraction has 6063 states and 7838 transitions. [2019-10-03 02:04:35,256 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:04:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 6063 states and 7838 transitions. [2019-10-03 02:04:35,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-10-03 02:04:35,270 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:35,270 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:35,270 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:35,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:35,271 INFO L82 PathProgramCache]: Analyzing trace with hash 84994820, now seen corresponding path program 1 times [2019-10-03 02:04:35,271 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:35,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:35,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:35,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:35,290 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2019-10-03 02:04:36,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:36,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:04:36,096 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:36,097 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:04:36,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:04:36,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:36,098 INFO L87 Difference]: Start difference. First operand 6063 states and 7838 transitions. Second operand 3 states. [2019-10-03 02:04:36,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:36,209 INFO L93 Difference]: Finished difference Result 6062 states and 7836 transitions. [2019-10-03 02:04:36,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:04:36,210 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 378 [2019-10-03 02:04:36,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:36,272 INFO L225 Difference]: With dead ends: 6062 [2019-10-03 02:04:36,272 INFO L226 Difference]: Without dead ends: 6062 [2019-10-03 02:04:36,273 INFO L640 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 [2019-10-03 02:04:36,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6062 states. [2019-10-03 02:04:36,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6062 to 6062. [2019-10-03 02:04:36,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6062 states. [2019-10-03 02:04:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 7836 transitions. [2019-10-03 02:04:36,717 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 7836 transitions. Word has length 378 [2019-10-03 02:04:36,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:36,719 INFO L475 AbstractCegarLoop]: Abstraction has 6062 states and 7836 transitions. [2019-10-03 02:04:36,719 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:04:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 7836 transitions. [2019-10-03 02:04:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-10-03 02:04:36,737 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:36,737 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:36,738 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:36,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:36,738 INFO L82 PathProgramCache]: Analyzing trace with hash -1661043415, now seen corresponding path program 1 times [2019-10-03 02:04:36,739 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:36,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:36,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:36,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:36,761 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:37,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2019-10-03 02:04:37,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:37,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:04:37,442 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:37,443 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:04:37,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:04:37,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:37,444 INFO L87 Difference]: Start difference. First operand 6062 states and 7836 transitions. Second operand 3 states. [2019-10-03 02:04:37,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:37,535 INFO L93 Difference]: Finished difference Result 6061 states and 7834 transitions. [2019-10-03 02:04:37,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:04:37,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 379 [2019-10-03 02:04:37,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:37,586 INFO L225 Difference]: With dead ends: 6061 [2019-10-03 02:04:37,586 INFO L226 Difference]: Without dead ends: 6061 [2019-10-03 02:04:37,587 INFO L640 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 [2019-10-03 02:04:37,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6061 states. [2019-10-03 02:04:37,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6061 to 6061. [2019-10-03 02:04:37,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6061 states. [2019-10-03 02:04:37,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6061 states to 6061 states and 7834 transitions. [2019-10-03 02:04:37,838 INFO L78 Accepts]: Start accepts. Automaton has 6061 states and 7834 transitions. Word has length 379 [2019-10-03 02:04:37,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:37,839 INFO L475 AbstractCegarLoop]: Abstraction has 6061 states and 7834 transitions. [2019-10-03 02:04:37,839 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:04:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 6061 states and 7834 transitions. [2019-10-03 02:04:37,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2019-10-03 02:04:37,850 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:37,851 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:37,851 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:37,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:37,852 INFO L82 PathProgramCache]: Analyzing trace with hash 46351015, now seen corresponding path program 1 times [2019-10-03 02:04:37,852 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:37,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:37,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:37,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:37,869 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2019-10-03 02:04:38,637 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:38,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:04:38,637 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:38,642 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:04:38,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:04:38,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:38,644 INFO L87 Difference]: Start difference. First operand 6061 states and 7834 transitions. Second operand 3 states. [2019-10-03 02:04:38,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:38,887 INFO L93 Difference]: Finished difference Result 11950 states and 15690 transitions. [2019-10-03 02:04:38,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:04:38,888 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 380 [2019-10-03 02:04:38,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:39,045 INFO L225 Difference]: With dead ends: 11950 [2019-10-03 02:04:39,046 INFO L226 Difference]: Without dead ends: 11950 [2019-10-03 02:04:39,047 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:39,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11950 states. [2019-10-03 02:04:39,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11950 to 11932. [2019-10-03 02:04:39,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11932 states. [2019-10-03 02:04:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11932 states to 11932 states and 15673 transitions. [2019-10-03 02:04:39,708 INFO L78 Accepts]: Start accepts. Automaton has 11932 states and 15673 transitions. Word has length 380 [2019-10-03 02:04:39,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:39,710 INFO L475 AbstractCegarLoop]: Abstraction has 11932 states and 15673 transitions. [2019-10-03 02:04:39,710 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:04:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 11932 states and 15673 transitions. [2019-10-03 02:04:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-10-03 02:04:39,731 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:39,732 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:39,733 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:39,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:39,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1435975660, now seen corresponding path program 1 times [2019-10-03 02:04:39,734 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:39,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:39,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:39,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:39,767 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2019-10-03 02:04:40,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:40,550 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:04:40,550 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:40,551 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:04:40,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:04:40,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:40,552 INFO L87 Difference]: Start difference. First operand 11932 states and 15673 transitions. Second operand 3 states. [2019-10-03 02:04:40,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:40,739 INFO L93 Difference]: Finished difference Result 11931 states and 15671 transitions. [2019-10-03 02:04:40,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:04:40,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 381 [2019-10-03 02:04:40,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:40,835 INFO L225 Difference]: With dead ends: 11931 [2019-10-03 02:04:40,836 INFO L226 Difference]: Without dead ends: 11931 [2019-10-03 02:04:40,836 INFO L640 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 [2019-10-03 02:04:40,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11931 states. [2019-10-03 02:04:41,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11931 to 11931. [2019-10-03 02:04:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11931 states. [2019-10-03 02:04:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11931 states to 11931 states and 15671 transitions. [2019-10-03 02:04:41,393 INFO L78 Accepts]: Start accepts. Automaton has 11931 states and 15671 transitions. Word has length 381 [2019-10-03 02:04:41,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:41,394 INFO L475 AbstractCegarLoop]: Abstraction has 11931 states and 15671 transitions. [2019-10-03 02:04:41,394 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:04:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 11931 states and 15671 transitions. [2019-10-03 02:04:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2019-10-03 02:04:41,407 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:41,407 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:41,408 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:41,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:41,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1564671562, now seen corresponding path program 1 times [2019-10-03 02:04:41,409 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:41,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:41,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:41,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:41,429 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2019-10-03 02:04:42,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:42,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:04:42,048 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:42,049 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:04:42,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:04:42,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:04:42,051 INFO L87 Difference]: Start difference. First operand 11931 states and 15671 transitions. Second operand 3 states. [2019-10-03 02:04:42,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:42,204 INFO L93 Difference]: Finished difference Result 11930 states and 15669 transitions. [2019-10-03 02:04:42,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:04:42,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 382 [2019-10-03 02:04:42,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:42,290 INFO L225 Difference]: With dead ends: 11930 [2019-10-03 02:04:42,290 INFO L226 Difference]: Without dead ends: 11911 [2019-10-03 02:04:42,291 INFO L640 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 [2019-10-03 02:04:42,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11911 states. [2019-10-03 02:04:42,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11911 to 11911. [2019-10-03 02:04:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11911 states. [2019-10-03 02:04:42,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11911 states to 11911 states and 15645 transitions. [2019-10-03 02:04:42,826 INFO L78 Accepts]: Start accepts. Automaton has 11911 states and 15645 transitions. Word has length 382 [2019-10-03 02:04:42,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:42,827 INFO L475 AbstractCegarLoop]: Abstraction has 11911 states and 15645 transitions. [2019-10-03 02:04:42,828 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:04:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 11911 states and 15645 transitions. [2019-10-03 02:04:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2019-10-03 02:04:42,844 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:42,845 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:42,845 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:42,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:42,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1115887595, now seen corresponding path program 1 times [2019-10-03 02:04:42,846 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:42,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:42,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:42,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:42,867 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2019-10-03 02:04:43,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:43,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:04:43,719 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:43,720 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:04:43,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:04:43,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:04:43,721 INFO L87 Difference]: Start difference. First operand 11911 states and 15645 transitions. Second operand 5 states. [2019-10-03 02:04:50,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:50,319 INFO L93 Difference]: Finished difference Result 23577 states and 31645 transitions. [2019-10-03 02:04:50,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:04:50,320 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 414 [2019-10-03 02:04:50,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:50,467 INFO L225 Difference]: With dead ends: 23577 [2019-10-03 02:04:50,467 INFO L226 Difference]: Without dead ends: 23577 [2019-10-03 02:04:50,468 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:04:50,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23577 states. [2019-10-03 02:04:51,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23577 to 23541. [2019-10-03 02:04:51,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23541 states. [2019-10-03 02:04:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23541 states to 23541 states and 31610 transitions. [2019-10-03 02:04:51,956 INFO L78 Accepts]: Start accepts. Automaton has 23541 states and 31610 transitions. Word has length 414 [2019-10-03 02:04:51,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:51,958 INFO L475 AbstractCegarLoop]: Abstraction has 23541 states and 31610 transitions. [2019-10-03 02:04:51,958 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:04:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 23541 states and 31610 transitions. [2019-10-03 02:04:51,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2019-10-03 02:04:51,977 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:51,977 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:51,978 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:51,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:51,979 INFO L82 PathProgramCache]: Analyzing trace with hash -827080825, now seen corresponding path program 1 times [2019-10-03 02:04:51,979 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:52,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:52,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:52,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:52,008 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:52,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2019-10-03 02:04:52,623 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:52,623 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:04:52,623 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:52,624 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:04:52,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:04:52,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:04:52,627 INFO L87 Difference]: Start difference. First operand 23541 states and 31610 transitions. Second operand 5 states. [2019-10-03 02:04:57,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:04:57,226 INFO L93 Difference]: Finished difference Result 35327 states and 48286 transitions. [2019-10-03 02:04:57,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:04:57,227 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 415 [2019-10-03 02:04:57,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:04:57,443 INFO L225 Difference]: With dead ends: 35327 [2019-10-03 02:04:57,443 INFO L226 Difference]: Without dead ends: 35327 [2019-10-03 02:04:57,444 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:04:57,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35327 states. [2019-10-03 02:04:58,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35327 to 35283. [2019-10-03 02:04:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35283 states. [2019-10-03 02:04:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35283 states to 35283 states and 48243 transitions. [2019-10-03 02:04:58,557 INFO L78 Accepts]: Start accepts. Automaton has 35283 states and 48243 transitions. Word has length 415 [2019-10-03 02:04:58,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:04:58,558 INFO L475 AbstractCegarLoop]: Abstraction has 35283 states and 48243 transitions. [2019-10-03 02:04:58,558 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:04:58,558 INFO L276 IsEmpty]: Start isEmpty. Operand 35283 states and 48243 transitions. [2019-10-03 02:04:58,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2019-10-03 02:04:58,581 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:04:58,582 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:04:58,582 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:04:58,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:04:58,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1790289748, now seen corresponding path program 1 times [2019-10-03 02:04:58,583 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:04:58,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:58,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:04:58,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:04:58,603 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:04:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:04:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2019-10-03 02:04:59,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:04:59,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:04:59,218 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:04:59,219 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:04:59,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:04:59,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:04:59,220 INFO L87 Difference]: Start difference. First operand 35283 states and 48243 transitions. Second operand 5 states. [2019-10-03 02:05:07,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:05:07,989 INFO L93 Difference]: Finished difference Result 47069 states and 65403 transitions. [2019-10-03 02:05:07,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:05:07,990 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 416 [2019-10-03 02:05:07,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:05:08,306 INFO L225 Difference]: With dead ends: 47069 [2019-10-03 02:05:08,306 INFO L226 Difference]: Without dead ends: 47069 [2019-10-03 02:05:08,307 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:05:08,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47069 states. [2019-10-03 02:05:09,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47069 to 47017. [2019-10-03 02:05:09,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47017 states. [2019-10-03 02:05:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47017 states to 47017 states and 65352 transitions. [2019-10-03 02:05:09,728 INFO L78 Accepts]: Start accepts. Automaton has 47017 states and 65352 transitions. Word has length 416 [2019-10-03 02:05:09,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:05:09,729 INFO L475 AbstractCegarLoop]: Abstraction has 47017 states and 65352 transitions. [2019-10-03 02:05:09,729 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:05:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 47017 states and 65352 transitions. [2019-10-03 02:05:09,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2019-10-03 02:05:09,738 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:05:09,738 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:05:09,739 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:05:09,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:05:09,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1383687806, now seen corresponding path program 1 times [2019-10-03 02:05:09,739 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:05:09,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:09,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:05:09,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:09,754 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:05:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:05:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2019-10-03 02:05:10,788 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:05:10,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-03 02:05:10,788 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:05:10,789 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-03 02:05:10,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-03 02:05:10,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-10-03 02:05:10,790 INFO L87 Difference]: Start difference. First operand 47017 states and 65352 transitions. Second operand 9 states. [2019-10-03 02:05:29,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:05:29,712 INFO L93 Difference]: Finished difference Result 70712 states and 99255 transitions. [2019-10-03 02:05:29,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-03 02:05:29,717 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 417 [2019-10-03 02:05:29,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:05:30,146 INFO L225 Difference]: With dead ends: 70712 [2019-10-03 02:05:30,147 INFO L226 Difference]: Without dead ends: 70712 [2019-10-03 02:05:30,149 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2019-10-03 02:05:30,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70712 states. [2019-10-03 02:05:31,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70712 to 70585. [2019-10-03 02:05:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70585 states. [2019-10-03 02:05:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70585 states to 70585 states and 99130 transitions. [2019-10-03 02:05:32,058 INFO L78 Accepts]: Start accepts. Automaton has 70585 states and 99130 transitions. Word has length 417 [2019-10-03 02:05:32,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:05:32,058 INFO L475 AbstractCegarLoop]: Abstraction has 70585 states and 99130 transitions. [2019-10-03 02:05:32,058 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-03 02:05:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 70585 states and 99130 transitions. [2019-10-03 02:05:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2019-10-03 02:05:32,073 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:05:32,074 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:05:32,074 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:05:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:05:32,075 INFO L82 PathProgramCache]: Analyzing trace with hash 44089387, now seen corresponding path program 1 times [2019-10-03 02:05:32,075 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:05:32,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:32,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:05:32,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:32,088 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:05:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:05:33,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2019-10-03 02:05:33,248 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:05:33,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-03 02:05:33,248 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:05:33,249 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-03 02:05:33,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-03 02:05:33,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-03 02:05:33,251 INFO L87 Difference]: Start difference. First operand 70585 states and 99130 transitions. Second operand 4 states. [2019-10-03 02:05:33,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:05:33,945 INFO L93 Difference]: Finished difference Result 71042 states and 99755 transitions. [2019-10-03 02:05:33,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 02:05:33,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 450 [2019-10-03 02:05:33,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:05:34,373 INFO L225 Difference]: With dead ends: 71042 [2019-10-03 02:05:34,374 INFO L226 Difference]: Without dead ends: 71042 [2019-10-03 02:05:34,374 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:05:34,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71042 states. [2019-10-03 02:05:35,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71042 to 70729. [2019-10-03 02:05:35,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70729 states. [2019-10-03 02:05:39,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70729 states to 70729 states and 99274 transitions. [2019-10-03 02:05:39,459 INFO L78 Accepts]: Start accepts. Automaton has 70729 states and 99274 transitions. Word has length 450 [2019-10-03 02:05:39,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:05:39,460 INFO L475 AbstractCegarLoop]: Abstraction has 70729 states and 99274 transitions. [2019-10-03 02:05:39,460 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-03 02:05:39,460 INFO L276 IsEmpty]: Start isEmpty. Operand 70729 states and 99274 transitions. [2019-10-03 02:05:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2019-10-03 02:05:39,478 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:05:39,478 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:05:39,478 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:05:39,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:05:39,479 INFO L82 PathProgramCache]: Analyzing trace with hash 745153965, now seen corresponding path program 1 times [2019-10-03 02:05:39,479 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:05:39,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:39,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:05:39,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:39,494 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:05:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:05:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2019-10-03 02:05:40,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:05:40,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-03 02:05:40,523 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:05:40,524 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-03 02:05:40,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-03 02:05:40,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-03 02:05:40,527 INFO L87 Difference]: Start difference. First operand 70729 states and 99274 transitions. Second operand 7 states. [2019-10-03 02:05:41,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:05:41,206 INFO L93 Difference]: Finished difference Result 69307 states and 92372 transitions. [2019-10-03 02:05:41,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:05:41,207 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 450 [2019-10-03 02:05:41,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:05:41,511 INFO L225 Difference]: With dead ends: 69307 [2019-10-03 02:05:41,511 INFO L226 Difference]: Without dead ends: 69307 [2019-10-03 02:05:41,511 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-03 02:05:41,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69307 states. [2019-10-03 02:05:42,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69307 to 69307. [2019-10-03 02:05:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69307 states. [2019-10-03 02:05:42,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69307 states to 69307 states and 92372 transitions. [2019-10-03 02:05:42,810 INFO L78 Accepts]: Start accepts. Automaton has 69307 states and 92372 transitions. Word has length 450 [2019-10-03 02:05:42,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:05:42,810 INFO L475 AbstractCegarLoop]: Abstraction has 69307 states and 92372 transitions. [2019-10-03 02:05:42,811 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-03 02:05:42,811 INFO L276 IsEmpty]: Start isEmpty. Operand 69307 states and 92372 transitions. [2019-10-03 02:05:42,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2019-10-03 02:05:42,827 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:05:42,827 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:05:42,828 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:05:42,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:05:42,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1949503875, now seen corresponding path program 1 times [2019-10-03 02:05:42,829 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:05:42,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:42,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:05:42,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:42,843 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:05:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:05:43,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2165 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2160 trivial. 0 not checked. [2019-10-03 02:05:43,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:05:43,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:05:43,971 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:05:43,971 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:05:43,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:05:43,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:05:43,973 INFO L87 Difference]: Start difference. First operand 69307 states and 92372 transitions. Second operand 3 states. [2019-10-03 02:05:45,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:05:45,771 INFO L93 Difference]: Finished difference Result 103108 states and 137304 transitions. [2019-10-03 02:05:45,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:05:45,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 466 [2019-10-03 02:05:45,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:05:46,218 INFO L225 Difference]: With dead ends: 103108 [2019-10-03 02:05:46,219 INFO L226 Difference]: Without dead ends: 103108 [2019-10-03 02:05:46,219 INFO L640 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 [2019-10-03 02:05:46,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103108 states. [2019-10-03 02:05:51,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103108 to 103081. [2019-10-03 02:05:51,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103081 states. [2019-10-03 02:05:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103081 states to 103081 states and 137278 transitions. [2019-10-03 02:05:51,382 INFO L78 Accepts]: Start accepts. Automaton has 103081 states and 137278 transitions. Word has length 466 [2019-10-03 02:05:51,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:05:51,383 INFO L475 AbstractCegarLoop]: Abstraction has 103081 states and 137278 transitions. [2019-10-03 02:05:51,383 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:05:51,383 INFO L276 IsEmpty]: Start isEmpty. Operand 103081 states and 137278 transitions. [2019-10-03 02:05:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2019-10-03 02:05:51,402 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:05:51,403 INFO L411 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:05:51,403 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:05:51,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:05:51,404 INFO L82 PathProgramCache]: Analyzing trace with hash 432048859, now seen corresponding path program 1 times [2019-10-03 02:05:51,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:05:51,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:51,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:05:51,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:05:51,417 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:05:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:05:52,819 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-10-03 02:05:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2180 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2075 trivial. 0 not checked. [2019-10-03 02:05:53,024 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:05:53,024 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:05:53,026 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 486 with the following transitions: [2019-10-03 02:05:53,030 INFO L207 CegarAbsIntRunner]: [107], [109], [111], [112], [202], [208], [209], [210], [211], [263], [399], [401], [402], [480], [559], [565], [566], [603], [605], [606], [725], [726], [841], [843], [844], [1315], [1317], [1318], [1323], [1329], [1332], [1335], [1488], [1493], [1500], [1502], [1505], [1683], [1684], [1718], [1719], [1809], [1967], [1968], [1975], [1976], [1991], [1992], [2337], [2339], [2340], [2395], [2397], [2398], [2541], [2543], [2545], [2547], [2549], [2551], [2553], [2555], [2557], [2559], [2561], [2563], [2565], [2568], [2570], [2572], [2574], [2576], [2578], [2580], [2582], [2584], [2586], [2588], [2590], [2592], [2594], [2596], [2598], [2600], [2602], [2604], [2606], [2909], [2961], [2973], [2976], [2979], [2991], [2994], [2997], [2999], [3002], [3004], [3013], [3032], [3044], [3056], [3059], [3062], [3065], [3068], [3075], [3088], [3101], [3104], [3107], [3109], [3245], [3247], [3249], [3250], [3289], [3290], [3313], [3316], [3766], [3768], [3769], [3855], [3857], [3861], [3974], [3975], [3976], [3977], [4020], [4054], [4055], [4078], [4079], [4188], [4189], [4286], [4287], [4290], [4291], [4328], [4584], [4585], [4600], [4601], [4654], [4655], [4656], [4657], [4658], [4659], [4660], [4661], [4662], [4663], [4664], [4665], [4666], [4667], [4668], [4669], [4670], [4671], [4672], [4673], [4674], [4675], [4676], [4677], [4678], [4679], [4680], [4681], [4682], [4683], [4684], [4685], [4686], [4687], [4688], [4689], [4690], [4691], [4692], [4693], [4694], [4695], [4696], [4697], [4698], [4699], [4700], [4701], [4702], [4703], [4704], [4705], [4706], [4707], [4708], [4709], [4710], [4711], [4712], [4713], [4714], [4715], [4716], [4717], [4782], [4783], [4784], [4785], [4786], [4787], [4794], [4800], [4801], [4838], [4839], [4840], [4841], [4862], [4982], [4983], [5014], [5015], [5016], [5018], [5019], [5020] [2019-10-03 02:05:53,136 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:05:53,136 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:05:53,443 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:05:53,445 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 302 root evaluator evaluations with a maximum evaluation depth of 0. Performed 302 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 530 variables. [2019-10-03 02:05:53,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:05:53,455 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:05:53,665 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:05:53,665 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:05:53,676 INFO L420 sIntCurrentIteration]: We unified 484 AI predicates to 484 [2019-10-03 02:05:53,677 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:05:53,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:05:53,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-10-03 02:05:53,679 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:05:53,680 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:05:53,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:05:53,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:05:53,681 INFO L87 Difference]: Start difference. First operand 103081 states and 137278 transitions. Second operand 2 states. [2019-10-03 02:05:53,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:05:53,682 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:05:53,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:05:53,682 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 485 [2019-10-03 02:05:53,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:05:53,683 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:05:53,683 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:05:53,683 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 484 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:05:53,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:05:53,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:05:53,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:05:53,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:05:53,684 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 485 [2019-10-03 02:05:53,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:05:53,685 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:05:53,685 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:05:53,685 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:05:53,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:05:53,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:05:53 BoogieIcfgContainer [2019-10-03 02:05:53,692 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:05:53,697 INFO L168 Benchmark]: Toolchain (without parser) took 105857.29 ms. Allocated memory was 139.5 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 76.0 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-10-03 02:05:53,698 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-03 02:05:53,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5208.10 ms. Allocated memory was 139.5 MB in the beginning and 270.5 MB in the end (delta: 131.1 MB). Free memory was 75.8 MB in the beginning and 81.0 MB in the end (delta: -5.2 MB). Peak memory consumption was 126.1 MB. Max. memory is 7.1 GB. [2019-10-03 02:05:53,700 INFO L168 Benchmark]: Boogie Preprocessor took 559.56 ms. Allocated memory was 270.5 MB in the beginning and 278.4 MB in the end (delta: 7.9 MB). Free memory was 81.0 MB in the beginning and 204.3 MB in the end (delta: -123.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-10-03 02:05:53,702 INFO L168 Benchmark]: RCFGBuilder took 16086.68 ms. Allocated memory was 278.4 MB in the beginning and 452.5 MB in the end (delta: 174.1 MB). Free memory was 204.3 MB in the beginning and 218.6 MB in the end (delta: -14.3 MB). Peak memory consumption was 349.9 MB. Max. memory is 7.1 GB. [2019-10-03 02:05:53,703 INFO L168 Benchmark]: TraceAbstraction took 83993.53 ms. Allocated memory was 452.5 MB in the beginning and 2.8 GB in the end (delta: 2.4 GB). Free memory was 218.6 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-10-03 02:05:53,710 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5208.10 ms. Allocated memory was 139.5 MB in the beginning and 270.5 MB in the end (delta: 131.1 MB). Free memory was 75.8 MB in the beginning and 81.0 MB in the end (delta: -5.2 MB). Peak memory consumption was 126.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 559.56 ms. Allocated memory was 270.5 MB in the beginning and 278.4 MB in the end (delta: 7.9 MB). Free memory was 81.0 MB in the beginning and 204.3 MB in the end (delta: -123.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 16086.68 ms. Allocated memory was 278.4 MB in the beginning and 452.5 MB in the end (delta: 174.1 MB). Free memory was 204.3 MB in the beginning and 218.6 MB in the end (delta: -14.3 MB). Peak memory consumption was 349.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 83993.53 ms. Allocated memory was 452.5 MB in the beginning and 2.8 GB in the end (delta: 2.4 GB). Free memory was 218.6 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7815]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 287 procedures, 2338 locations, 1 error locations. SAFE Result, 83.9s OverallTime, 15 OverallIterations, 16 TraceHistogramMax, 47.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 34742 SDtfs, 30836 SDslu, 44388 SDs, 0 SdLazy, 8253 SolverSat, 2509 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 35.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 564 GetRequests, 512 SyntacticMatches, 14 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103081occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.809917355371901 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 20.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 649 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.6s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 6131 NumberOfCodeBlocks, 6131 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 6116 ConstructedInterpolants, 0 QuantifiedInterpolants, 3023381 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 14 PerfectInterpolantSequences, 26584/26689 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...