java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a9e7fb5-1-32_7a-drivers--media--rc--imon.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 13:09:23,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 13:09:23,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 13:09:23,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 13:09:23,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 13:09:23,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 13:09:23,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 13:09:23,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 13:09:23,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 13:09:23,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 13:09:23,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 13:09:23,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 13:09:23,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 13:09:23,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 13:09:23,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 13:09:23,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 13:09:23,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 13:09:23,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 13:09:23,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 13:09:23,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 13:09:23,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 13:09:23,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 13:09:23,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 13:09:23,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 13:09:23,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 13:09:23,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 13:09:23,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 13:09:23,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 13:09:23,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 13:09:23,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 13:09:23,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 13:09:23,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 13:09:23,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 13:09:23,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 13:09:23,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 13:09:23,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 13:09:23,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 13:09:23,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 13:09:23,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 13:09:23,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 13:09:23,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 13:09:23,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 13:09:24,011 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 13:09:24,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 13:09:24,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 13:09:24,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 13:09:24,013 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 13:09:24,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 13:09:24,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 13:09:24,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 13:09:24,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 13:09:24,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 13:09:24,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 13:09:24,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 13:09:24,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 13:09:24,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 13:09:24,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 13:09:24,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 13:09:24,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 13:09:24,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 13:09:24,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 13:09:24,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 13:09:24,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 13:09:24,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 13:09:24,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 13:09:24,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 13:09:24,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 13:09:24,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 13:09:24,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 13:09:24,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 13:09:24,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 13:09:24,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 13:09:24,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 13:09:24,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 13:09:24,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 13:09:24,330 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 13:09:24,331 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a9e7fb5-1-32_7a-drivers--media--rc--imon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-07 13:09:24,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d3377dc1/8660e69f227c451ca002a0b506a46818/FLAG6eff66ab5 [2019-10-07 13:09:25,331 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 13:09:25,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a9e7fb5-1-32_7a-drivers--media--rc--imon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-07 13:09:25,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d3377dc1/8660e69f227c451ca002a0b506a46818/FLAG6eff66ab5 [2019-10-07 13:09:25,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d3377dc1/8660e69f227c451ca002a0b506a46818 [2019-10-07 13:09:25,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 13:09:25,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 13:09:25,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 13:09:25,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 13:09:25,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 13:09:25,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:09:25" (1/1) ... [2019-10-07 13:09:25,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e246330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:25, skipping insertion in model container [2019-10-07 13:09:25,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:09:25" (1/1) ... [2019-10-07 13:09:25,820 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 13:09:25,987 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 13:09:28,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 13:09:28,477 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 13:09:28,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 13:09:29,331 INFO L192 MainTranslator]: Completed translation [2019-10-07 13:09:29,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29 WrapperNode [2019-10-07 13:09:29,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 13:09:29,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 13:09:29,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 13:09:29,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 13:09:29,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... [2019-10-07 13:09:29,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... [2019-10-07 13:09:29,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... [2019-10-07 13:09:29,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... [2019-10-07 13:09:29,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... [2019-10-07 13:09:29,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... [2019-10-07 13:09:29,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... [2019-10-07 13:09:29,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 13:09:29,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 13:09:29,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 13:09:29,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 13:09:29,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 13:09:29,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 13:09:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 13:09:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~TO~int [2019-10-07 13:09:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 13:09:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-07 13:09:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-07 13:09:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab64 [2019-10-07 13:09:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-07 13:09:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2019-10-07 13:09:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 13:09:29,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 13:09:29,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 13:09:29,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 13:09:29,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 13:09:29,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 13:09:29,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 13:09:29,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 13:09:29,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 13:09:29,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 13:09:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 13:09:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 13:09:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-07 13:09:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 13:09:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 13:09:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 13:09:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-07 13:09:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-07 13:09:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-07 13:09:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-10-07 13:09:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-07 13:09:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_rel [2019-10-07 13:09:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-10-07 13:09:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-07 13:09:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-07 13:09:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-07 13:09:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-07 13:09:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-07 13:09:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-07 13:09:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2019-10-07 13:09:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-07 13:09:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-07 13:09:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-10-07 13:09:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure free_imon_context [2019-10-07 13:09:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure display_open [2019-10-07 13:09:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure display_close [2019-10-07 13:09:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure send_packet [2019-10-07 13:09:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure send_associate_24g [2019-10-07 13:09:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure send_set_imon_clock [2019-10-07 13:09:29,879 INFO L138 BoogieDeclarations]: Found implementation of procedure show_associate_remote [2019-10-07 13:09:29,879 INFO L138 BoogieDeclarations]: Found implementation of procedure store_associate_remote [2019-10-07 13:09:29,879 INFO L138 BoogieDeclarations]: Found implementation of procedure show_imon_clock [2019-10-07 13:09:29,879 INFO L138 BoogieDeclarations]: Found implementation of procedure store_imon_clock [2019-10-07 13:09:29,879 INFO L138 BoogieDeclarations]: Found implementation of procedure vfd_write [2019-10-07 13:09:29,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lcd_write [2019-10-07 13:09:29,880 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_callback [2019-10-07 13:09:29,880 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_touch_display_timeout [2019-10-07 13:09:29,880 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_ir_change_protocol [2019-10-07 13:09:29,880 INFO L138 BoogieDeclarations]: Found implementation of procedure tv2int [2019-10-07 13:09:29,880 INFO L138 BoogieDeclarations]: Found implementation of procedure stabilize [2019-10-07 13:09:29,880 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_remote_key_lookup [2019-10-07 13:09:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_mce_key_lookup [2019-10-07 13:09:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_panel_key_lookup [2019-10-07 13:09:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_mouse_event [2019-10-07 13:09:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_touch_event [2019-10-07 13:09:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_pad_to_keys [2019-10-07 13:09:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_parse_press_type [2019-10-07 13:09:29,881 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_incoming_packet [2019-10-07 13:09:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rx_callback_intf0 [2019-10-07 13:09:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rx_callback_intf1 [2019-10-07 13:09:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_get_ffdc_type [2019-10-07 13:09:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_set_display_type [2019-10-07 13:09:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_rdev [2019-10-07 13:09:29,882 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_idev [2019-10-07 13:09:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_touch [2019-10-07 13:09:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_find_endpoints [2019-10-07 13:09:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_intf0 [2019-10-07 13:09:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_intf1 [2019-10-07 13:09:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_display [2019-10-07 13:09:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_probe [2019-10-07 13:09:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_disconnect [2019-10-07 13:09:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_suspend [2019-10-07 13:09:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_resume [2019-10-07 13:09:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init [2019-10-07 13:09:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_exit [2019-10-07 13:09:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_2 [2019-10-07 13:09:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-10-07 13:09:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_6 [2019-10-07 13:09:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_5 [2019-10-07 13:09:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-10-07 13:09:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-10-07 13:09:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_3 [2019-10-07 13:09:29,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_4 [2019-10-07 13:09:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-10-07 13:09:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 13:09:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2019-10-07 13:09:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_6 [2019-10-07 13:09:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-07 13:09:29,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-10-07 13:09:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-07 13:09:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_10 [2019-10-07 13:09:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-07 13:09:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-07 13:09:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-07 13:09:29,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-07 13:09:29,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-07 13:09:29,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2019-10-07 13:09:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2019-10-07 13:09:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_32 [2019-10-07 13:09:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_33 [2019-10-07 13:09:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_34 [2019-10-07 13:09:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_35 [2019-10-07 13:09:29,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_36 [2019-10-07 13:09:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_37 [2019-10-07 13:09:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_38 [2019-10-07 13:09:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_39 [2019-10-07 13:09:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_40 [2019-10-07 13:09:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_41 [2019-10-07 13:09:29,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_42 [2019-10-07 13:09:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_43 [2019-10-07 13:09:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_44 [2019-10-07 13:09:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_45 [2019-10-07 13:09:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_46 [2019-10-07 13:09:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_47 [2019-10-07 13:09:29,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 13:09:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 13:09:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 13:09:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 13:09:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 13:09:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 13:09:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_driver_lock [2019-10-07 13:09:29,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_driver_lock [2019-10-07 13:09:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_driver_lock [2019-10-07 13:09:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_driver_lock [2019-10-07 13:09:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_driver_lock [2019-10-07 13:09:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_driver_lock [2019-10-07 13:09:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_driver_lock [2019-10-07 13:09:29,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_driver_lock [2019-10-07 13:09:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_driver_lock [2019-10-07 13:09:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_driver_lock [2019-10-07 13:09:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_driver_lock [2019-10-07 13:09:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_imon_context [2019-10-07 13:09:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_imon_context [2019-10-07 13:09:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_imon_context [2019-10-07 13:09:29,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_imon_context [2019-10-07 13:09:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_imon_context [2019-10-07 13:09:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_imon_context [2019-10-07 13:09:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_imon_context [2019-10-07 13:09:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock_of_imon_context [2019-10-07 13:09:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock_of_imon_context [2019-10-07 13:09:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock_of_imon_context [2019-10-07 13:09:29,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock_of_imon_context [2019-10-07 13:09:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 13:09:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 13:09:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 13:09:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 13:09:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 13:09:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 13:09:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 13:09:29,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 13:09:29,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 13:09:29,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 13:09:29,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 13:09:29,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 13:09:29,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-07 13:09:29,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 13:09:29,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 13:09:29,899 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-07 13:09:29,899 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 13:09:29,899 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 13:09:29,899 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 13:09:29,899 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-07 13:09:29,899 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2019-10-07 13:09:29,900 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-07 13:09:29,900 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-07 13:09:29,900 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 13:09:29,900 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 13:09:29,900 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-10-07 13:09:29,900 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 13:09:29,900 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 13:09:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2019-10-07 13:09:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-07 13:09:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-07 13:09:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-07 13:09:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-10-07 13:09:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-07 13:09:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 13:09:29,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_4 [2019-10-07 13:09:29,902 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-07 13:09:29,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-07 13:09:29,902 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-07 13:09:29,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-07 13:09:29,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-07 13:09:29,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 13:09:29,903 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-07 13:09:29,903 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 13:09:29,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_allocate_device [2019-10-07 13:09:29,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_free_device [2019-10-07 13:09:29,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_g_keycode_from_table [2019-10-07 13:09:29,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keydown [2019-10-07 13:09:29,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keyup [2019-10-07 13:09:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_register_device [2019-10-07 13:09:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_unregister_device [2019-10-07 13:09:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-07 13:09:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-10-07 13:09:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-07 13:09:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-07 13:09:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-07 13:09:29,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-07 13:09:29,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister_dev [2019-10-07 13:09:29,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_interface [2019-10-07 13:09:29,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-07 13:09:29,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-10-07 13:09:29,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_dev [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 13:09:29,906 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 13:09:29,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 13:09:29,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 13:09:29,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 13:09:29,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-07 13:09:29,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 13:09:29,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 13:09:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-07 13:09:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-07 13:09:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab64 [2019-10-07 13:09:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-07 13:09:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2019-10-07 13:09:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 13:09:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 13:09:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 13:09:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 13:09:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-07 13:09:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-10-07 13:09:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 13:09:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-07 13:09:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-10-07 13:09:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 13:09:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-07 13:09:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-07 13:09:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-10-07 13:09:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-10-07 13:09:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-07 13:09:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-07 13:09:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-07 13:09:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-07 13:09:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-07 13:09:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-07 13:09:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-07 13:09:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2019-10-07 13:09:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_34 [2019-10-07 13:09:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_36 [2019-10-07 13:09:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_38 [2019-10-07 13:09:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_39 [2019-10-07 13:09:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_40 [2019-10-07 13:09:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_44 [2019-10-07 13:09:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_45 [2019-10-07 13:09:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_46 [2019-10-07 13:09:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 13:09:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 13:09:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 13:09:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 13:09:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 13:09:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 13:09:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 13:09:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 13:09:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 13:09:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 13:09:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 13:09:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 13:09:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 13:09:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 13:09:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 13:09:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 13:09:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 13:09:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-07 13:09:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-07 13:09:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-07 13:09:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-07 13:09:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2019-10-07 13:09:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_33 [2019-10-07 13:09:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_35 [2019-10-07 13:09:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_37 [2019-10-07 13:09:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_41 [2019-10-07 13:09:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_42 [2019-10-07 13:09:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_driver_lock [2019-10-07 13:09:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_driver_lock [2019-10-07 13:09:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_imon_context [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_imon_context [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 13:09:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_6 [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-07 13:09:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_32 [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_43 [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 13:09:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible [2019-10-07 13:09:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-07 13:09:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2019-10-07 13:09:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 13:09:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-07 13:09:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-07 13:09:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 13:09:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_2 [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_6 [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_5 [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-10-07 13:09:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_3 [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_4 [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-10-07 13:09:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-07 13:09:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-10-07 13:09:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-07 13:09:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-07 13:09:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-07 13:09:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-07 13:09:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_rel [2019-10-07 13:09:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 13:09:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-10-07 13:09:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_interface [2019-10-07 13:09:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-10-07 13:09:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-07 13:09:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-07 13:09:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_10 [2019-10-07 13:09:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-07 13:09:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-07 13:09:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_47 [2019-10-07 13:09:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2019-10-07 13:09:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2019-10-07 13:09:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2019-10-07 13:09:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-10-07 13:09:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure rc_allocate_device [2019-10-07 13:09:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure rc_free_device [2019-10-07 13:09:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure rc_register_device [2019-10-07 13:09:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure rc_unregister_device [2019-10-07 13:09:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keydown [2019-10-07 13:09:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keyup [2019-10-07 13:09:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure rc_g_keycode_from_table [2019-10-07 13:09:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure imon_probe [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure imon_disconnect [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rx_callback_intf0 [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rx_callback_intf1 [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_callback [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure imon_resume [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure imon_suspend [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure display_open [2019-10-07 13:09:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure display_close [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure vfd_write [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure lcd_write [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure free_imon_context [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure send_packet [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure send_associate_24g [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure send_set_imon_clock [2019-10-07 13:09:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure show_associate_remote [2019-10-07 13:09:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-07 13:09:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure store_associate_remote [2019-10-07 13:09:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure show_imon_clock [2019-10-07 13:09:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure store_imon_clock [2019-10-07 13:09:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure imon_touch_display_timeout [2019-10-07 13:09:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure imon_ir_change_protocol [2019-10-07 13:09:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure tv2int [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure stabilize [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure imon_remote_key_lookup [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure imon_mce_key_lookup [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure imon_panel_key_lookup [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure imon_mouse_event [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure imon_touch_event [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure imon_pad_to_keys [2019-10-07 13:09:29,935 INFO L130 BoogieDeclarations]: Found specification of procedure imon_parse_press_type [2019-10-07 13:09:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure imon_incoming_packet [2019-10-07 13:09:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure imon_get_ffdc_type [2019-10-07 13:09:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure imon_set_display_type [2019-10-07 13:09:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_rdev [2019-10-07 13:09:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_idev [2019-10-07 13:09:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_touch [2019-10-07 13:09:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure imon_find_endpoints [2019-10-07 13:09:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_intf0 [2019-10-07 13:09:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_intf1 [2019-10-07 13:09:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_display [2019-10-07 13:09:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~TO~int [2019-10-07 13:09:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init [2019-10-07 13:09:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure imon_exit [2019-10-07 13:09:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_4 [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 13:09:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_driver_lock [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_driver_lock [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_driver_lock [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_driver_lock [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_driver_lock [2019-10-07 13:09:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_driver_lock [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_driver_lock [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_driver_lock [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_driver_lock [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_imon_context [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_imon_context [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_imon_context [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_imon_context [2019-10-07 13:09:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_imon_context [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock_of_imon_context [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock_of_imon_context [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock_of_imon_context [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock_of_imon_context [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 13:09:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 13:09:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 13:09:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 13:09:31,422 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 13:10:00,460 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 13:10:00,461 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-07 13:10:00,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:10:00 BoogieIcfgContainer [2019-10-07 13:10:00,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 13:10:00,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 13:10:00,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 13:10:00,472 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 13:10:00,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 01:09:25" (1/3) ... [2019-10-07 13:10:00,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab850e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:10:00, skipping insertion in model container [2019-10-07 13:10:00,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:09:29" (2/3) ... [2019-10-07 13:10:00,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab850e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:10:00, skipping insertion in model container [2019-10-07 13:10:00,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:10:00" (3/3) ... [2019-10-07 13:10:00,481 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-a9e7fb5-1-32_7a-drivers--media--rc--imon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-07 13:10:00,493 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 13:10:00,507 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 13:10:00,524 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 13:10:00,579 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 13:10:00,579 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 13:10:00,579 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 13:10:00,579 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 13:10:00,579 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 13:10:00,580 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 13:10:00,580 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 13:10:00,580 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 13:10:00,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states. [2019-10-07 13:10:00,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-10-07 13:10:00,654 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:00,656 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:00,659 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:00,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:00,667 INFO L82 PathProgramCache]: Analyzing trace with hash 533298572, now seen corresponding path program 1 times [2019-10-07 13:10:00,682 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:00,682 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:00,683 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:00,683 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:00,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:02,562 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-07 13:10:02,563 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:02,564 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:02,564 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:02,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:02,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:02,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:02,587 INFO L87 Difference]: Start difference. First operand 1576 states. Second operand 3 states. [2019-10-07 13:10:04,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:04,543 INFO L93 Difference]: Finished difference Result 3465 states and 4748 transitions. [2019-10-07 13:10:04,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:04,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2019-10-07 13:10:04,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:04,594 INFO L225 Difference]: With dead ends: 3465 [2019-10-07 13:10:04,595 INFO L226 Difference]: Without dead ends: 2275 [2019-10-07 13:10:04,610 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:04,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2275 states. [2019-10-07 13:10:04,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2275 to 2250. [2019-10-07 13:10:04,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2250 states. [2019-10-07 13:10:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 2250 states and 2940 transitions. [2019-10-07 13:10:04,880 INFO L78 Accepts]: Start accepts. Automaton has 2250 states and 2940 transitions. Word has length 176 [2019-10-07 13:10:04,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:04,881 INFO L462 AbstractCegarLoop]: Abstraction has 2250 states and 2940 transitions. [2019-10-07 13:10:04,882 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:04,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2940 transitions. [2019-10-07 13:10:04,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-10-07 13:10:04,892 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:04,892 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:04,893 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:04,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:04,895 INFO L82 PathProgramCache]: Analyzing trace with hash 811654256, now seen corresponding path program 1 times [2019-10-07 13:10:04,895 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:04,895 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:04,896 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:04,896 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:04,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-07 13:10:05,553 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:05,553 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:05,554 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:05,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:05,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:05,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:05,558 INFO L87 Difference]: Start difference. First operand 2250 states and 2940 transitions. Second operand 3 states. [2019-10-07 13:10:07,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:07,590 INFO L93 Difference]: Finished difference Result 5536 states and 7225 transitions. [2019-10-07 13:10:07,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:07,590 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2019-10-07 13:10:07,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:07,621 INFO L225 Difference]: With dead ends: 5536 [2019-10-07 13:10:07,622 INFO L226 Difference]: Without dead ends: 3337 [2019-10-07 13:10:07,633 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:07,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3337 states. [2019-10-07 13:10:07,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3337 to 3297. [2019-10-07 13:10:07,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3297 states. [2019-10-07 13:10:07,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 3297 states and 4303 transitions. [2019-10-07 13:10:07,816 INFO L78 Accepts]: Start accepts. Automaton has 3297 states and 4303 transitions. Word has length 177 [2019-10-07 13:10:07,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:07,819 INFO L462 AbstractCegarLoop]: Abstraction has 3297 states and 4303 transitions. [2019-10-07 13:10:07,819 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 4303 transitions. [2019-10-07 13:10:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-10-07 13:10:07,825 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:07,825 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:07,825 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:07,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:07,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1835681195, now seen corresponding path program 1 times [2019-10-07 13:10:07,826 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:07,826 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:07,826 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:07,826 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:07,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-07 13:10:08,385 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:08,385 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:08,385 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:08,386 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:08,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:08,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:08,387 INFO L87 Difference]: Start difference. First operand 3297 states and 4303 transitions. Second operand 3 states. [2019-10-07 13:10:11,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:11,734 INFO L93 Difference]: Finished difference Result 9307 states and 12121 transitions. [2019-10-07 13:10:11,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:11,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2019-10-07 13:10:11,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:11,797 INFO L225 Difference]: With dead ends: 9307 [2019-10-07 13:10:11,797 INFO L226 Difference]: Without dead ends: 6067 [2019-10-07 13:10:11,818 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:11,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2019-10-07 13:10:12,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 6043. [2019-10-07 13:10:12,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6043 states. [2019-10-07 13:10:12,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6043 states to 6043 states and 7863 transitions. [2019-10-07 13:10:12,185 INFO L78 Accepts]: Start accepts. Automaton has 6043 states and 7863 transitions. Word has length 182 [2019-10-07 13:10:12,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:12,192 INFO L462 AbstractCegarLoop]: Abstraction has 6043 states and 7863 transitions. [2019-10-07 13:10:12,192 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:12,192 INFO L276 IsEmpty]: Start isEmpty. Operand 6043 states and 7863 transitions. [2019-10-07 13:10:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-10-07 13:10:12,200 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:12,201 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:12,201 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:12,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:12,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1774300851, now seen corresponding path program 1 times [2019-10-07 13:10:12,202 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:12,202 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:12,203 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:12,203 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:12,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-07 13:10:12,761 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:12,762 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:12,762 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:12,763 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:12,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:12,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:12,764 INFO L87 Difference]: Start difference. First operand 6043 states and 7863 transitions. Second operand 3 states. [2019-10-07 13:10:17,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:17,173 INFO L93 Difference]: Finished difference Result 17836 states and 23237 transitions. [2019-10-07 13:10:17,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:17,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2019-10-07 13:10:17,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:17,259 INFO L225 Difference]: With dead ends: 17836 [2019-10-07 13:10:17,259 INFO L226 Difference]: Without dead ends: 11850 [2019-10-07 13:10:17,289 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:17,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11850 states. [2019-10-07 13:10:17,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11850 to 11840. [2019-10-07 13:10:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11840 states. [2019-10-07 13:10:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11840 states to 11840 states and 15415 transitions. [2019-10-07 13:10:17,937 INFO L78 Accepts]: Start accepts. Automaton has 11840 states and 15415 transitions. Word has length 184 [2019-10-07 13:10:17,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:17,937 INFO L462 AbstractCegarLoop]: Abstraction has 11840 states and 15415 transitions. [2019-10-07 13:10:17,938 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 11840 states and 15415 transitions. [2019-10-07 13:10:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-10-07 13:10:17,940 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:17,941 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:17,941 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:17,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:17,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1008548956, now seen corresponding path program 1 times [2019-10-07 13:10:17,942 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:17,942 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:17,942 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:17,942 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:17,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-07 13:10:18,745 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:18,746 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:18,746 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:18,746 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:18,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:18,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:18,747 INFO L87 Difference]: Start difference. First operand 11840 states and 15415 transitions. Second operand 3 states. [2019-10-07 13:10:21,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:21,197 INFO L93 Difference]: Finished difference Result 34199 states and 44403 transitions. [2019-10-07 13:10:21,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:21,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 188 [2019-10-07 13:10:21,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:21,344 INFO L225 Difference]: With dead ends: 34199 [2019-10-07 13:10:21,344 INFO L226 Difference]: Without dead ends: 22416 [2019-10-07 13:10:21,398 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:21,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22416 states. [2019-10-07 13:10:22,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22416 to 22390. [2019-10-07 13:10:22,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22390 states. [2019-10-07 13:10:22,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22390 states to 22390 states and 29019 transitions. [2019-10-07 13:10:22,338 INFO L78 Accepts]: Start accepts. Automaton has 22390 states and 29019 transitions. Word has length 188 [2019-10-07 13:10:22,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:22,338 INFO L462 AbstractCegarLoop]: Abstraction has 22390 states and 29019 transitions. [2019-10-07 13:10:22,339 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:22,339 INFO L276 IsEmpty]: Start isEmpty. Operand 22390 states and 29019 transitions. [2019-10-07 13:10:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-07 13:10:22,341 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:22,341 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:22,342 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:22,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:22,342 INFO L82 PathProgramCache]: Analyzing trace with hash 897813569, now seen corresponding path program 1 times [2019-10-07 13:10:22,342 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:22,343 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:22,343 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:22,343 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:22,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-07 13:10:23,070 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:23,070 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:23,071 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:23,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:23,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:23,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:23,072 INFO L87 Difference]: Start difference. First operand 22390 states and 29019 transitions. Second operand 3 states. [2019-10-07 13:10:25,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:25,785 INFO L93 Difference]: Finished difference Result 64379 states and 83391 transitions. [2019-10-07 13:10:25,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:25,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2019-10-07 13:10:25,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:26,007 INFO L225 Difference]: With dead ends: 64379 [2019-10-07 13:10:26,008 INFO L226 Difference]: Without dead ends: 42046 [2019-10-07 13:10:26,107 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:26,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42046 states. [2019-10-07 13:10:28,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42046 to 42018. [2019-10-07 13:10:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42018 states. [2019-10-07 13:10:29,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42018 states to 42018 states and 54385 transitions. [2019-10-07 13:10:29,012 INFO L78 Accepts]: Start accepts. Automaton has 42018 states and 54385 transitions. Word has length 190 [2019-10-07 13:10:29,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:29,013 INFO L462 AbstractCegarLoop]: Abstraction has 42018 states and 54385 transitions. [2019-10-07 13:10:29,013 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 42018 states and 54385 transitions. [2019-10-07 13:10:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-10-07 13:10:29,016 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:29,016 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:29,016 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:29,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:29,017 INFO L82 PathProgramCache]: Analyzing trace with hash 968689363, now seen corresponding path program 1 times [2019-10-07 13:10:29,017 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:29,017 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:29,017 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:29,018 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:29,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2019-10-07 13:10:29,552 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:29,553 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:29,553 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:29,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:29,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:29,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:29,554 INFO L87 Difference]: Start difference. First operand 42018 states and 54385 transitions. Second operand 3 states. [2019-10-07 13:10:30,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:30,555 INFO L93 Difference]: Finished difference Result 46708 states and 59343 transitions. [2019-10-07 13:10:30,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:30,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-10-07 13:10:30,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:30,759 INFO L225 Difference]: With dead ends: 46708 [2019-10-07 13:10:30,759 INFO L226 Difference]: Without dead ends: 46704 [2019-10-07 13:10:30,781 INFO L606 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 [2019-10-07 13:10:30,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46704 states. [2019-10-07 13:10:32,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46704 to 46700. [2019-10-07 13:10:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46700 states. [2019-10-07 13:10:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46700 states to 46700 states and 59280 transitions. [2019-10-07 13:10:32,746 INFO L78 Accepts]: Start accepts. Automaton has 46700 states and 59280 transitions. Word has length 204 [2019-10-07 13:10:32,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:32,747 INFO L462 AbstractCegarLoop]: Abstraction has 46700 states and 59280 transitions. [2019-10-07 13:10:32,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 46700 states and 59280 transitions. [2019-10-07 13:10:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-10-07 13:10:32,750 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:32,750 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:32,750 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:32,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:32,751 INFO L82 PathProgramCache]: Analyzing trace with hash -36177221, now seen corresponding path program 1 times [2019-10-07 13:10:32,751 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:32,751 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:32,751 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:32,752 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:32,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2019-10-07 13:10:33,289 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:33,290 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:33,290 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:33,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:33,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:33,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:33,291 INFO L87 Difference]: Start difference. First operand 46700 states and 59280 transitions. Second operand 3 states. [2019-10-07 13:10:36,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:36,350 INFO L93 Difference]: Finished difference Result 114294 states and 145740 transitions. [2019-10-07 13:10:36,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:36,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 205 [2019-10-07 13:10:36,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:36,726 INFO L225 Difference]: With dead ends: 114294 [2019-10-07 13:10:36,727 INFO L226 Difference]: Without dead ends: 67651 [2019-10-07 13:10:36,832 INFO L606 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 [2019-10-07 13:10:36,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67651 states. [2019-10-07 13:10:38,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67651 to 67304. [2019-10-07 13:10:38,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67304 states. [2019-10-07 13:10:38,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67304 states to 67304 states and 85719 transitions. [2019-10-07 13:10:38,953 INFO L78 Accepts]: Start accepts. Automaton has 67304 states and 85719 transitions. Word has length 205 [2019-10-07 13:10:38,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:38,954 INFO L462 AbstractCegarLoop]: Abstraction has 67304 states and 85719 transitions. [2019-10-07 13:10:38,954 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:38,954 INFO L276 IsEmpty]: Start isEmpty. Operand 67304 states and 85719 transitions. [2019-10-07 13:10:38,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-07 13:10:38,956 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:38,956 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:38,956 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:38,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:38,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1122265386, now seen corresponding path program 1 times [2019-10-07 13:10:38,957 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:38,957 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:38,957 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:38,957 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:38,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2019-10-07 13:10:39,438 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:39,439 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:39,439 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:39,439 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:39,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:39,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:39,440 INFO L87 Difference]: Start difference. First operand 67304 states and 85719 transitions. Second operand 3 states. [2019-10-07 13:10:40,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:40,993 INFO L93 Difference]: Finished difference Result 67306 states and 85720 transitions. [2019-10-07 13:10:40,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:40,993 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 206 [2019-10-07 13:10:40,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:41,288 INFO L225 Difference]: With dead ends: 67306 [2019-10-07 13:10:41,289 INFO L226 Difference]: Without dead ends: 67288 [2019-10-07 13:10:41,322 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:41,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67288 states. [2019-10-07 13:10:45,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67288 to 67288. [2019-10-07 13:10:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67288 states. [2019-10-07 13:10:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67288 states to 67288 states and 85653 transitions. [2019-10-07 13:10:45,443 INFO L78 Accepts]: Start accepts. Automaton has 67288 states and 85653 transitions. Word has length 206 [2019-10-07 13:10:45,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:45,443 INFO L462 AbstractCegarLoop]: Abstraction has 67288 states and 85653 transitions. [2019-10-07 13:10:45,443 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 67288 states and 85653 transitions. [2019-10-07 13:10:45,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-10-07 13:10:45,446 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:45,446 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 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] [2019-10-07 13:10:45,446 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:45,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:45,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1087570932, now seen corresponding path program 1 times [2019-10-07 13:10:45,447 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:45,447 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:45,447 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:45,447 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:45,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2019-10-07 13:10:45,990 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:45,991 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:45,991 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:45,991 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:45,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:45,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:45,992 INFO L87 Difference]: Start difference. First operand 67288 states and 85653 transitions. Second operand 3 states. [2019-10-07 13:10:51,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:51,010 INFO L93 Difference]: Finished difference Result 101639 states and 129317 transitions. [2019-10-07 13:10:51,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:51,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 280 [2019-10-07 13:10:51,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:51,152 INFO L225 Difference]: With dead ends: 101639 [2019-10-07 13:10:51,152 INFO L226 Difference]: Without dead ends: 34392 [2019-10-07 13:10:51,284 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:51,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34392 states. [2019-10-07 13:10:52,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34392 to 33907. [2019-10-07 13:10:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33907 states. [2019-10-07 13:10:52,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33907 states to 33907 states and 43198 transitions. [2019-10-07 13:10:52,255 INFO L78 Accepts]: Start accepts. Automaton has 33907 states and 43198 transitions. Word has length 280 [2019-10-07 13:10:52,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:10:52,255 INFO L462 AbstractCegarLoop]: Abstraction has 33907 states and 43198 transitions. [2019-10-07 13:10:52,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:10:52,256 INFO L276 IsEmpty]: Start isEmpty. Operand 33907 states and 43198 transitions. [2019-10-07 13:10:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-10-07 13:10:52,270 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:10:52,270 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 9, 9, 9, 9, 9, 9, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:10:52,271 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:10:52,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:10:52,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1250898021, now seen corresponding path program 1 times [2019-10-07 13:10:52,271 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:10:52,272 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:52,272 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:52,272 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:10:52,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:10:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:10:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1172 trivial. 0 not checked. [2019-10-07 13:10:54,934 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:10:54,934 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:10:54,934 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:10:54,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:10:54,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:10:54,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:54,936 INFO L87 Difference]: Start difference. First operand 33907 states and 43198 transitions. Second operand 3 states. [2019-10-07 13:10:59,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:10:59,647 INFO L93 Difference]: Finished difference Result 67702 states and 86316 transitions. [2019-10-07 13:10:59,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:10:59,648 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-10-07 13:10:59,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:10:59,735 INFO L225 Difference]: With dead ends: 67702 [2019-10-07 13:10:59,735 INFO L226 Difference]: Without dead ends: 33910 [2019-10-07 13:10:59,793 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:10:59,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33910 states. [2019-10-07 13:11:00,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33910 to 33085. [2019-10-07 13:11:00,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33085 states. [2019-10-07 13:11:00,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33085 states to 33085 states and 41620 transitions. [2019-10-07 13:11:00,547 INFO L78 Accepts]: Start accepts. Automaton has 33085 states and 41620 transitions. Word has length 308 [2019-10-07 13:11:00,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:11:00,548 INFO L462 AbstractCegarLoop]: Abstraction has 33085 states and 41620 transitions. [2019-10-07 13:11:00,548 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:11:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 33085 states and 41620 transitions. [2019-10-07 13:11:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-10-07 13:11:00,569 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:11:00,569 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 9, 9, 9, 9, 9, 9, 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] [2019-10-07 13:11:00,570 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:11:00,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:11:00,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1862083028, now seen corresponding path program 1 times [2019-10-07 13:11:00,570 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:11:00,571 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:00,571 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:00,571 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:00,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:11:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:11:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1172 trivial. 0 not checked. [2019-10-07 13:11:01,340 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:01,340 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:11:01,341 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:11:01,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:11:01,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:11:01,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:11:01,342 INFO L87 Difference]: Start difference. First operand 33085 states and 41620 transitions. Second operand 3 states. [2019-10-07 13:11:06,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:11:06,012 INFO L93 Difference]: Finished difference Result 33095 states and 41628 transitions. [2019-10-07 13:11:06,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:11:06,013 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 321 [2019-10-07 13:11:06,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:11:06,090 INFO L225 Difference]: With dead ends: 33095 [2019-10-07 13:11:06,090 INFO L226 Difference]: Without dead ends: 33092 [2019-10-07 13:11:06,104 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:11:06,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33092 states. [2019-10-07 13:11:06,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33092 to 33084. [2019-10-07 13:11:06,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33084 states. [2019-10-07 13:11:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33084 states to 33084 states and 41563 transitions. [2019-10-07 13:11:06,837 INFO L78 Accepts]: Start accepts. Automaton has 33084 states and 41563 transitions. Word has length 321 [2019-10-07 13:11:06,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:11:06,838 INFO L462 AbstractCegarLoop]: Abstraction has 33084 states and 41563 transitions. [2019-10-07 13:11:06,838 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:11:06,838 INFO L276 IsEmpty]: Start isEmpty. Operand 33084 states and 41563 transitions. [2019-10-07 13:11:06,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2019-10-07 13:11:06,893 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:11:06,894 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 9, 9, 9, 9, 9, 9, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:11:06,894 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:11:06,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:11:06,894 INFO L82 PathProgramCache]: Analyzing trace with hash -903947021, now seen corresponding path program 1 times [2019-10-07 13:11:06,895 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:11:06,895 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:06,895 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:06,895 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:06,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:11:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:11:08,163 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-10-07 13:11:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1185 trivial. 0 not checked. [2019-10-07 13:11:08,239 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:08,239 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:11:08,239 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 13:11:08,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 13:11:08,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 13:11:08,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 13:11:08,242 INFO L87 Difference]: Start difference. First operand 33084 states and 41563 transitions. Second operand 5 states. [2019-10-07 13:11:09,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:11:09,484 INFO L93 Difference]: Finished difference Result 66245 states and 83220 transitions. [2019-10-07 13:11:09,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 13:11:09,485 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 368 [2019-10-07 13:11:09,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:11:09,629 INFO L225 Difference]: With dead ends: 66245 [2019-10-07 13:11:09,629 INFO L226 Difference]: Without dead ends: 33276 [2019-10-07 13:11:09,700 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-07 13:11:09,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33276 states. [2019-10-07 13:11:10,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33276 to 33276. [2019-10-07 13:11:10,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33276 states. [2019-10-07 13:11:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33276 states to 33276 states and 41755 transitions. [2019-10-07 13:11:11,018 INFO L78 Accepts]: Start accepts. Automaton has 33276 states and 41755 transitions. Word has length 368 [2019-10-07 13:11:11,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:11:11,020 INFO L462 AbstractCegarLoop]: Abstraction has 33276 states and 41755 transitions. [2019-10-07 13:11:11,020 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 13:11:11,020 INFO L276 IsEmpty]: Start isEmpty. Operand 33276 states and 41755 transitions. [2019-10-07 13:11:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-10-07 13:11:11,098 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:11:11,098 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 9, 9, 9, 9, 9, 9, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:11:11,098 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:11:11,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:11:11,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1872485188, now seen corresponding path program 1 times [2019-10-07 13:11:11,099 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:11:11,099 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:11,099 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:11,100 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:11,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:11:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:11:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2019-10-07 13:11:12,365 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:12,366 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:11:12,366 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:11:12,367 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:11:12,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:11:12,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:11:12,367 INFO L87 Difference]: Start difference. First operand 33276 states and 41755 transitions. Second operand 3 states. [2019-10-07 13:11:13,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:11:13,342 INFO L93 Difference]: Finished difference Result 66661 states and 83716 transitions. [2019-10-07 13:11:13,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:11:13,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 376 [2019-10-07 13:11:13,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:11:13,430 INFO L225 Difference]: With dead ends: 66661 [2019-10-07 13:11:13,430 INFO L226 Difference]: Without dead ends: 33500 [2019-10-07 13:11:13,481 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:11:13,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33500 states. [2019-10-07 13:11:14,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33500 to 33468. [2019-10-07 13:11:14,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33468 states. [2019-10-07 13:11:14,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33468 states to 33468 states and 42011 transitions. [2019-10-07 13:11:14,502 INFO L78 Accepts]: Start accepts. Automaton has 33468 states and 42011 transitions. Word has length 376 [2019-10-07 13:11:14,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:11:14,503 INFO L462 AbstractCegarLoop]: Abstraction has 33468 states and 42011 transitions. [2019-10-07 13:11:14,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:11:14,504 INFO L276 IsEmpty]: Start isEmpty. Operand 33468 states and 42011 transitions. [2019-10-07 13:11:14,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-10-07 13:11:14,560 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:11:14,560 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 9, 9, 9, 9, 9, 9, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:11:14,560 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:11:14,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:11:14,561 INFO L82 PathProgramCache]: Analyzing trace with hash 327818779, now seen corresponding path program 1 times [2019-10-07 13:11:14,561 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:11:14,561 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:14,561 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:14,562 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:14,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:11:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:11:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2019-10-07 13:11:15,969 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:15,970 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:11:15,970 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 13:11:15,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 13:11:15,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 13:11:15,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 13:11:15,971 INFO L87 Difference]: Start difference. First operand 33468 states and 42011 transitions. Second operand 5 states. [2019-10-07 13:11:16,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:11:16,891 INFO L93 Difference]: Finished difference Result 66497 states and 83456 transitions. [2019-10-07 13:11:16,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 13:11:16,891 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 379 [2019-10-07 13:11:16,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:11:17,010 INFO L225 Difference]: With dead ends: 66497 [2019-10-07 13:11:17,011 INFO L226 Difference]: Without dead ends: 33144 [2019-10-07 13:11:17,075 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-07 13:11:17,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33144 states. [2019-10-07 13:11:17,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33144 to 32824. [2019-10-07 13:11:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32824 states. [2019-10-07 13:11:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32824 states to 32824 states and 41127 transitions. [2019-10-07 13:11:18,060 INFO L78 Accepts]: Start accepts. Automaton has 32824 states and 41127 transitions. Word has length 379 [2019-10-07 13:11:18,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:11:18,061 INFO L462 AbstractCegarLoop]: Abstraction has 32824 states and 41127 transitions. [2019-10-07 13:11:18,061 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 13:11:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 32824 states and 41127 transitions. [2019-10-07 13:11:18,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2019-10-07 13:11:18,136 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:11:18,136 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 9, 9, 9, 9, 9, 9, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:11:18,137 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:11:18,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:11:18,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1960998620, now seen corresponding path program 1 times [2019-10-07 13:11:18,137 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:11:18,137 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:18,138 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:18,138 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:11:18,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:11:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:11:19,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1207 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1198 trivial. 0 not checked. [2019-10-07 13:11:19,604 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:11:19,605 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 13:11:19,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true