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-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:55:07,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:55:07,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:55:07,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:55:07,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:55:07,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:55:07,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:55:07,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:55:07,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:55:07,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:55:07,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:55:07,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:55:07,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:55:07,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:55:07,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:55:07,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:55:07,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:55:07,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:55:07,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:55:07,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:55:07,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:55:07,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:55:07,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:55:07,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:55:07,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:55:07,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:55:07,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:55:07,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:55:07,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:55:07,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:55:07,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:55:07,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:55:07,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:55:07,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:55:07,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:55:07,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:55:07,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:55:07,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:55:07,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:55:07,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:55:07,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:55:07,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 22:55:07,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:55:07,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:55:07,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:55:07,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:55:07,594 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:55:07,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:55:07,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:55:07,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:55:07,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:55:07,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:55:07,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:55:07,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:55:07,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:55:07,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:55:07,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:55:07,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:55:07,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:55:07,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:55:07,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:55:07,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:55:07,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:55:07,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:55:07,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:55:07,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:55:07,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:55:07,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:55:07,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:55:07,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:55:07,601 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 [2019-10-13 22:55:07,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:55:07,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:55:07,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:55:07,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:55:07,895 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:55:07,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-13 22:55:07,958 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141dbe229/55d1d492cd9c4453a0aede23dfad08c0/FLAG061d76079 [2019-10-13 22:55:08,708 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:55:08,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-13 22:55:08,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141dbe229/55d1d492cd9c4453a0aede23dfad08c0/FLAG061d76079 [2019-10-13 22:55:08,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141dbe229/55d1d492cd9c4453a0aede23dfad08c0 [2019-10-13 22:55:08,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:55:08,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:55:08,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:55:08,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:55:08,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:55:08,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:55:08" (1/1) ... [2019-10-13 22:55:08,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48406581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:08, skipping insertion in model container [2019-10-13 22:55:08,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:55:08" (1/1) ... [2019-10-13 22:55:08,826 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:55:08,925 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:55:10,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:55:10,362 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:55:10,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:55:10,875 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:55:10,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10 WrapperNode [2019-10-13 22:55:10,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:55:10,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:55:10,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:55:10,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:55:10,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... [2019-10-13 22:55:10,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... [2019-10-13 22:55:10,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... [2019-10-13 22:55:10,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... [2019-10-13 22:55:11,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... [2019-10-13 22:55:11,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... [2019-10-13 22:55:11,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... [2019-10-13 22:55:11,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:55:11,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:55:11,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:55:11,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:55:11,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:55:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:55:11,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:55:11,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:55:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-13 22:55:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab64 [2019-10-13 22:55:11,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 22:55:11,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-13 22:55:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2019-10-13 22:55:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-10-13 22:55:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2019-10-13 22:55:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab64p [2019-10-13 22:55:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __be64_to_cpup [2019-10-13 22:55:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2019-10-13 22:55:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2019-10-13 22:55:11,250 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-10-13 22:55:11,251 INFO L138 BoogieDeclarations]: Found implementation of procedure div64_u64 [2019-10-13 22:55:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 22:55:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 22:55:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 22:55:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_to_ns [2019-10-13 22:55:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-13 22:55:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:55:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 22:55:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 22:55:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 22:55:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 22:55:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 22:55:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 22:55:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 22:55:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:55:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2019-10-13 22:55:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2019-10-13 22:55:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_msg_handler [2019-10-13 22:55:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2019-10-13 22:55:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2019-10-13 22:55:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_read_sensor [2019-10-13 22:55:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem_energy_one [2019-10-13 22:55:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem_energy [2019-10-13 22:55:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem1_sensors [2019-10-13 22:55:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem2_sensors [2019-10-13 22:55:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2019-10-13 22:55:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_find_aem1_count [2019-10-13 22:55:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem1_inst [2019-10-13 22:55:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem1 [2019-10-13 22:55:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_find_aem2 [2019-10-13 22:55:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem2_inst [2019-10-13 22:55:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem2 [2019-10-13 22:55:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_bmc [2019-10-13 22:55:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_bmc_gone [2019-10-13 22:55:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure show_name [2019-10-13 22:55:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure show_version [2019-10-13 22:55:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_power [2019-10-13 22:55:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_energy [2019-10-13 22:55:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_power_period [2019-10-13 22:55:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_set_power_period [2019-10-13 22:55:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2019-10-13 22:55:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_show_temp [2019-10-13 22:55:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_show_pcap_value [2019-10-13 22:55:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2019-10-13 22:55:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure aem1_find_sensors [2019-10-13 22:55:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_find_sensors [2019-10-13 22:55:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init [2019-10-13 22:55:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_exit [2019-10-13 22:55:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:55:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 22:55:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2019-10-13 22:55:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_9 [2019-10-13 22:55:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_10 [2019-10-13 22:55:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_11 [2019-10-13 22:55:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_12 [2019-10-13 22:55:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:55:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-13 22:55:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 22:55:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 22:55:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 22:55:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 22:55:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2019-10-13 22:55:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2019-10-13 22:55:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:55:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 22:55:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 22:55:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 22:55:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 22:55:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 22:55:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 22:55:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-13 22:55:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 22:55:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 22:55:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 22:55:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-13 22:55:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-13 22:55:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-13 22:55:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2019-10-13 22:55:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-10-13 22:55:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-10-13 22:55:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_get_new [2019-10-13 22:55:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_pre_get [2019-10-13 22:55:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-13 22:55:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_create_user [2019-10-13 22:55:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2019-10-13 22:55:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2019-10-13 22:55:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_settime [2019-10-13 22:55:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_register [2019-10-13 22:55:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_unregister [2019-10-13 22:55:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_validate_addr [2019-10-13 22:55:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-10-13 22:55:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:55:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-13 22:55:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-13 22:55:11,278 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 22:55:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 22:55:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2019-10-13 22:55:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2019-10-13 22:55:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-10-13 22:55:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 22:55:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-13 22:55:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-13 22:55:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:55:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:55:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 22:55:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 22:55:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 22:55:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:55:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:55:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-13 22:55:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab64 [2019-10-13 22:55:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 22:55:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-13 22:55:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2019-10-13 22:55:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-10-13 22:55:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:55:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2019-10-13 22:55:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure __swab64p [2019-10-13 22:55:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure __be64_to_cpup [2019-10-13 22:55:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2019-10-13 22:55:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2019-10-13 22:55:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 22:55:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-10-13 22:55:11,292 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-10-13 22:55:11,292 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 22:55:11,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 22:55:11,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:55:11,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 22:55:11,293 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 22:55:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-13 22:55:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure div64_u64 [2019-10-13 22:55:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 22:55:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 22:55:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 22:55:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:55:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-13 22:55:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 22:55:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 22:55:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 22:55:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 22:55:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 22:55:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2019-10-13 22:55:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_to_ns [2019-10-13 22:55:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 22:55:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 22:55:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 22:55:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-13 22:55:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-13 22:55:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:55:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:55:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:55:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-13 22:55:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-13 22:55:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-13 22:55:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-13 22:55:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_9 [2019-10-13 22:55:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_10 [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_11 [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_12 [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 22:55:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:55:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:55:11,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:55:11,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 22:55:11,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 22:55:11,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 22:55:11,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 22:55:11,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 22:55:11,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_create_user [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_settime [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_register [2019-10-13 22:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_unregister [2019-10-13 22:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_validate_addr [2019-10-13 22:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-10-13 22:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-10-13 22:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure idr_pre_get [2019-10-13 22:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure idr_get_new [2019-10-13 22:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-13 22:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_bmc [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure aem_bmc_gone [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure aem_msg_handler [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2019-10-13 22:55:11,310 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem1 [2019-10-13 22:55:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem2 [2019-10-13 22:55:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure aem1_find_sensors [2019-10-13 22:55:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_find_sensors [2019-10-13 22:55:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem1_sensors [2019-10-13 22:55:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem2_sensors [2019-10-13 22:55:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2019-10-13 22:55:11,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure aem_read_sensor [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem_energy_one [2019-10-13 22:55:11,312 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem_energy [2019-10-13 22:55:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2019-10-13 22:55:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure aem_find_aem1_count [2019-10-13 22:55:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem1_inst [2019-10-13 22:55:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure aem_find_aem2 [2019-10-13 22:55:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem2_inst [2019-10-13 22:55:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure show_name [2019-10-13 22:55:11,313 INFO L130 BoogieDeclarations]: Found specification of procedure show_version [2019-10-13 22:55:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_power [2019-10-13 22:55:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_energy [2019-10-13 22:55:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_power_period [2019-10-13 22:55:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:55:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure aem_set_power_period [2019-10-13 22:55:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2019-10-13 22:55:11,314 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_show_temp [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_show_pcap_value [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure aem_exit [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:55:11,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-13 22:55:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 22:55:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 22:55:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 22:55:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2019-10-13 22:55:11,316 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:55:11,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 22:55:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:55:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:55:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:55:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:55:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:55:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 22:55:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 22:55:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 22:55:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 22:55:12,245 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 22:55:17,177 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:55:17,178 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:55:17,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:55:17 BoogieIcfgContainer [2019-10-13 22:55:17,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:55:17,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:55:17,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:55:17,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:55:17,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:55:08" (1/3) ... [2019-10-13 22:55:17,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbcb21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:55:17, skipping insertion in model container [2019-10-13 22:55:17,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:55:10" (2/3) ... [2019-10-13 22:55:17,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbcb21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:55:17, skipping insertion in model container [2019-10-13 22:55:17,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:55:17" (3/3) ... [2019-10-13 22:55:17,187 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-13 22:55:17,197 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:55:17,210 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:55:17,222 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:55:17,263 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:55:17,263 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:55:17,263 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:55:17,263 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:55:17,264 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:55:17,264 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:55:17,264 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:55:17,264 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:55:17,310 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states. [2019-10-13 22:55:17,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-10-13 22:55:17,350 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:55:17,351 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 22:55:17,354 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:55:17,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:55:17,360 INFO L82 PathProgramCache]: Analyzing trace with hash -570099394, now seen corresponding path program 1 times [2019-10-13 22:55:17,369 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:55:17,370 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645901883] [2019-10-13 22:55:17,370 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:17,371 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:17,371 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:55:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:55:18,274 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2019-10-13 22:55:18,275 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645901883] [2019-10-13 22:55:18,276 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:55:18,276 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:55:18,276 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932327332] [2019-10-13 22:55:18,282 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:55:18,282 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:55:18,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:55:18,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:55:18,299 INFO L87 Difference]: Start difference. First operand 713 states. Second operand 3 states. [2019-10-13 22:55:18,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:55:18,622 INFO L93 Difference]: Finished difference Result 1155 states and 1445 transitions. [2019-10-13 22:55:18,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:55:18,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 249 [2019-10-13 22:55:18,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:55:18,659 INFO L225 Difference]: With dead ends: 1155 [2019-10-13 22:55:18,659 INFO L226 Difference]: Without dead ends: 559 [2019-10-13 22:55:18,670 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:55:18,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2019-10-13 22:55:18,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 540. [2019-10-13 22:55:18,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2019-10-13 22:55:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 671 transitions. [2019-10-13 22:55:18,764 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 671 transitions. Word has length 249 [2019-10-13 22:55:18,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:55:18,765 INFO L462 AbstractCegarLoop]: Abstraction has 540 states and 671 transitions. [2019-10-13 22:55:18,765 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:55:18,766 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 671 transitions. [2019-10-13 22:55:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-10-13 22:55:18,773 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:55:18,774 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 22:55:18,774 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:55:18,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:55:18,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1836781938, now seen corresponding path program 1 times [2019-10-13 22:55:18,775 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:55:18,775 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234499647] [2019-10-13 22:55:18,775 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:18,776 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:18,776 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:55:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:55:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2019-10-13 22:55:19,117 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234499647] [2019-10-13 22:55:19,118 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:55:19,118 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:55:19,118 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895887493] [2019-10-13 22:55:19,122 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:55:19,122 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:55:19,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:55:19,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:55:19,124 INFO L87 Difference]: Start difference. First operand 540 states and 671 transitions. Second operand 3 states. [2019-10-13 22:55:19,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:55:19,191 INFO L93 Difference]: Finished difference Result 1038 states and 1294 transitions. [2019-10-13 22:55:19,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:55:19,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 269 [2019-10-13 22:55:19,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:55:19,201 INFO L225 Difference]: With dead ends: 1038 [2019-10-13 22:55:19,201 INFO L226 Difference]: Without dead ends: 541 [2019-10-13 22:55:19,204 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:55:19,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2019-10-13 22:55:19,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 541. [2019-10-13 22:55:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2019-10-13 22:55:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 672 transitions. [2019-10-13 22:55:19,274 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 672 transitions. Word has length 269 [2019-10-13 22:55:19,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:55:19,275 INFO L462 AbstractCegarLoop]: Abstraction has 541 states and 672 transitions. [2019-10-13 22:55:19,276 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:55:19,276 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 672 transitions. [2019-10-13 22:55:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-10-13 22:55:19,283 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:55:19,283 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 22:55:19,283 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:55:19,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:55:19,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1321227666, now seen corresponding path program 1 times [2019-10-13 22:55:19,284 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:55:19,285 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036305775] [2019-10-13 22:55:19,285 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:19,285 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:19,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:55:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:55:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2019-10-13 22:55:20,132 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036305775] [2019-10-13 22:55:20,132 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:55:20,132 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-13 22:55:20,133 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470246773] [2019-10-13 22:55:20,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 22:55:20,134 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:55:20,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 22:55:20,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-10-13 22:55:20,134 INFO L87 Difference]: Start difference. First operand 541 states and 672 transitions. Second operand 11 states. [2019-10-13 22:55:44,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:55:44,329 INFO L93 Difference]: Finished difference Result 2690 states and 3397 transitions. [2019-10-13 22:55:44,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-10-13 22:55:44,329 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 270 [2019-10-13 22:55:44,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:55:44,349 INFO L225 Difference]: With dead ends: 2690 [2019-10-13 22:55:44,349 INFO L226 Difference]: Without dead ends: 2687 [2019-10-13 22:55:44,352 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=169, Invalid=533, Unknown=0, NotChecked=0, Total=702 [2019-10-13 22:55:44,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2687 states. [2019-10-13 22:55:44,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2687 to 2176. [2019-10-13 22:55:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2176 states. [2019-10-13 22:55:44,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 2176 states and 2740 transitions. [2019-10-13 22:55:44,485 INFO L78 Accepts]: Start accepts. Automaton has 2176 states and 2740 transitions. Word has length 270 [2019-10-13 22:55:44,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:55:44,486 INFO L462 AbstractCegarLoop]: Abstraction has 2176 states and 2740 transitions. [2019-10-13 22:55:44,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 22:55:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2740 transitions. [2019-10-13 22:55:44,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-10-13 22:55:44,493 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:55:44,494 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 22:55:44,494 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:55:44,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:55:44,494 INFO L82 PathProgramCache]: Analyzing trace with hash -761565730, now seen corresponding path program 1 times [2019-10-13 22:55:44,495 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:55:44,495 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128644247] [2019-10-13 22:55:44,495 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:44,495 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:44,495 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:55:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:55:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-10-13 22:55:44,938 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128644247] [2019-10-13 22:55:44,938 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:55:44,939 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:55:44,939 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997703423] [2019-10-13 22:55:44,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:55:44,941 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:55:44,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:55:44,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:55:44,941 INFO L87 Difference]: Start difference. First operand 2176 states and 2740 transitions. Second operand 3 states. [2019-10-13 22:55:45,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:55:45,048 INFO L93 Difference]: Finished difference Result 4314 states and 5461 transitions. [2019-10-13 22:55:45,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:55:45,048 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 294 [2019-10-13 22:55:45,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:55:45,062 INFO L225 Difference]: With dead ends: 4314 [2019-10-13 22:55:45,062 INFO L226 Difference]: Without dead ends: 2181 [2019-10-13 22:55:45,070 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:55:45,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2181 states. [2019-10-13 22:55:45,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2181 to 2181. [2019-10-13 22:55:45,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2181 states. [2019-10-13 22:55:45,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 2181 states and 2745 transitions. [2019-10-13 22:55:45,202 INFO L78 Accepts]: Start accepts. Automaton has 2181 states and 2745 transitions. Word has length 294 [2019-10-13 22:55:45,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:55:45,206 INFO L462 AbstractCegarLoop]: Abstraction has 2181 states and 2745 transitions. [2019-10-13 22:55:45,206 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:55:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2745 transitions. [2019-10-13 22:55:45,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-10-13 22:55:45,213 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:55:45,213 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 22:55:45,214 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:55:45,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:55:45,214 INFO L82 PathProgramCache]: Analyzing trace with hash -817044646, now seen corresponding path program 1 times [2019-10-13 22:55:45,214 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:55:45,216 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124795903] [2019-10-13 22:55:45,216 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:45,217 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:55:45,217 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:55:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat