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 0.1.24-13a467a-m [2019-10-15 02:57:51,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:57:51,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:57:51,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:57:51,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:57:51,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:57:51,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:57:51,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:57:51,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:57:51,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:57:51,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:57:51,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:57:51,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:57:51,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:57:51,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:57:51,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:57:51,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:57:51,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:57:51,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:57:51,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:57:51,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:57:51,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:57:51,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:57:51,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:57:51,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:57:51,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:57:51,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:57:51,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:57:51,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:57:51,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:57:51,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:57:51,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:57:51,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:57:51,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:57:51,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:57:51,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:57:51,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:57:51,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:57:51,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:57:51,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:57:51,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:57:51,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 02:57:51,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:57:51,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:57:51,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:57:51,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:57:51,462 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:57:51,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:57:51,462 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:57:51,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:57:51,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:57:51,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:57:51,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:57:51,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:57:51,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:57:51,465 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:57:51,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:57:51,465 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:57:51,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:57:51,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:57:51,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:57:51,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:57:51,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:57:51,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:57:51,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:57:51,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:57:51,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:57:51,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:57:51,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:57:51,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:57:51,468 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 [2019-10-15 02:57:51,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:57:51,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:57:51,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:57:51,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:57:51,811 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:57:51,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-15 02:57:51,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e36df2a9/dd907543bc664cd1b76bf1f5b6471d72/FLAGab41c2667 [2019-10-15 02:57:52,655 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:57:52,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-15 02:57:52,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e36df2a9/dd907543bc664cd1b76bf1f5b6471d72/FLAGab41c2667 [2019-10-15 02:57:53,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e36df2a9/dd907543bc664cd1b76bf1f5b6471d72 [2019-10-15 02:57:53,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:57:53,227 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:57:53,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:57:53,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:57:53,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:57:53,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:57:53" (1/1) ... [2019-10-15 02:57:53,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5055765b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:53, skipping insertion in model container [2019-10-15 02:57:53,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:57:53" (1/1) ... [2019-10-15 02:57:53,244 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:57:53,338 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:57:54,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:57:54,832 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:57:55,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:57:55,516 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:57:55,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55 WrapperNode [2019-10-15 02:57:55,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:57:55,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:57:55,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:57:55,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:57:55,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... [2019-10-15 02:57:55,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... [2019-10-15 02:57:55,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... [2019-10-15 02:57:55,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... [2019-10-15 02:57:55,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... [2019-10-15 02:57:55,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... [2019-10-15 02:57:55,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... [2019-10-15 02:57:55,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:57:55,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:57:55,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:57:55,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:57:55,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:57:55,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:57:55,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:57:55,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 02:57:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-15 02:57:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab64 [2019-10-15 02:57:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-15 02:57:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-15 02:57:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2019-10-15 02:57:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-10-15 02:57:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2019-10-15 02:57:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab64p [2019-10-15 02:57:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __be64_to_cpup [2019-10-15 02:57:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2019-10-15 02:57:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2019-10-15 02:57:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-10-15 02:57:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure div64_u64 [2019-10-15 02:57:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-15 02:57:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-15 02:57:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-15 02:57:55,875 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_to_ns [2019-10-15 02:57:55,876 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-15 02:57:55,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:57:55,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 02:57:55,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 02:57:55,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 02:57:55,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 02:57:55,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 02:57:55,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 02:57:55,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 02:57:55,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:57:55,878 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2019-10-15 02:57:55,878 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2019-10-15 02:57:55,878 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_msg_handler [2019-10-15 02:57:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2019-10-15 02:57:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2019-10-15 02:57:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_read_sensor [2019-10-15 02:57:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem_energy_one [2019-10-15 02:57:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem_energy [2019-10-15 02:57:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem1_sensors [2019-10-15 02:57:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem2_sensors [2019-10-15 02:57:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2019-10-15 02:57:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_find_aem1_count [2019-10-15 02:57:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem1_inst [2019-10-15 02:57:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem1 [2019-10-15 02:57:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_find_aem2 [2019-10-15 02:57:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem2_inst [2019-10-15 02:57:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem2 [2019-10-15 02:57:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_bmc [2019-10-15 02:57:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_bmc_gone [2019-10-15 02:57:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure show_name [2019-10-15 02:57:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure show_version [2019-10-15 02:57:55,884 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_power [2019-10-15 02:57:55,884 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_energy [2019-10-15 02:57:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_power_period [2019-10-15 02:57:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_set_power_period [2019-10-15 02:57:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2019-10-15 02:57:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_show_temp [2019-10-15 02:57:55,887 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_show_pcap_value [2019-10-15 02:57:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2019-10-15 02:57:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure aem1_find_sensors [2019-10-15 02:57:55,890 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_find_sensors [2019-10-15 02:57:55,890 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init [2019-10-15 02:57:55,890 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_exit [2019-10-15 02:57:55,891 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:57:55,891 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 02:57:55,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2019-10-15 02:57:55,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_9 [2019-10-15 02:57:55,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_10 [2019-10-15 02:57:55,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_11 [2019-10-15 02:57:55,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_12 [2019-10-15 02:57:55,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 02:57:55,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-15 02:57:55,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 02:57:55,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 02:57:55,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 02:57:55,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 02:57:55,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2019-10-15 02:57:55,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2019-10-15 02:57:55,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:57:55,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-15 02:57:55,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-15 02:57:55,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 02:57:55,894 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 02:57:55,894 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-15 02:57:55,894 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-15 02:57:55,894 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-15 02:57:55,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 02:57:55,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 02:57:55,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 02:57:55,895 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-15 02:57:55,895 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-15 02:57:55,895 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-15 02:57:55,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_get_new [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_pre_get [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_create_user [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2019-10-15 02:57:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_settime [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_register [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_unregister [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_validate_addr [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 02:57:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2019-10-15 02:57:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2019-10-15 02:57:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-10-15 02:57:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 02:57:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-15 02:57:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-15 02:57:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:57:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:57:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 02:57:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 02:57:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 02:57:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:57:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:57:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-15 02:57:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab64 [2019-10-15 02:57:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-15 02:57:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-15 02:57:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2019-10-15 02:57:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-10-15 02:57:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:57:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2019-10-15 02:57:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure __swab64p [2019-10-15 02:57:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure __be64_to_cpup [2019-10-15 02:57:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2019-10-15 02:57:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2019-10-15 02:57:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 02:57:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-10-15 02:57:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-10-15 02:57:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 02:57:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 02:57:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:57:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 02:57:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 02:57:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-15 02:57:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure div64_u64 [2019-10-15 02:57:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 02:57:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-15 02:57:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-15 02:57:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:57:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-15 02:57:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-15 02:57:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-15 02:57:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-15 02:57:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-15 02:57:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-15 02:57:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2019-10-15 02:57:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_to_ns [2019-10-15 02:57:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 02:57:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-15 02:57:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 02:57:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-15 02:57:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-15 02:57:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:57:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:57:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:57:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-15 02:57:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-15 02:57:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-15 02:57:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-15 02:57:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_9 [2019-10-15 02:57:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_10 [2019-10-15 02:57:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_11 [2019-10-15 02:57:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_12 [2019-10-15 02:57:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-15 02:57:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 02:57:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 02:57:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 02:57:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 02:57:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2019-10-15 02:57:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:57:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2019-10-15 02:57:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:57:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 02:57:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:57:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:57:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:57:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:57:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:57:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 02:57:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 02:57:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 02:57:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 02:57:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 02:57:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 02:57:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 02:57:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 02:57:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2019-10-15 02:57:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_create_user [2019-10-15 02:57:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2019-10-15 02:57:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_settime [2019-10-15 02:57:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_register [2019-10-15 02:57:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_unregister [2019-10-15 02:57:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_validate_addr [2019-10-15 02:57:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-10-15 02:57:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-10-15 02:57:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure idr_pre_get [2019-10-15 02:57:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure idr_get_new [2019-10-15 02:57:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-15 02:57:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-15 02:57:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-10-15 02:57:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2019-10-15 02:57:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2019-10-15 02:57:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_bmc [2019-10-15 02:57:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure aem_bmc_gone [2019-10-15 02:57:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure aem_msg_handler [2019-10-15 02:57:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2019-10-15 02:57:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem1 [2019-10-15 02:57:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem2 [2019-10-15 02:57:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure aem1_find_sensors [2019-10-15 02:57:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_find_sensors [2019-10-15 02:57:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem1_sensors [2019-10-15 02:57:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem2_sensors [2019-10-15 02:57:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2019-10-15 02:57:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:57:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2019-10-15 02:57:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 02:57:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 02:57:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2019-10-15 02:57:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2019-10-15 02:57:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure aem_read_sensor [2019-10-15 02:57:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem_energy_one [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem_energy [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure aem_find_aem1_count [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem1_inst [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure aem_find_aem2 [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem2_inst [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure show_name [2019-10-15 02:57:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure show_version [2019-10-15 02:57:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_power [2019-10-15 02:57:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_energy [2019-10-15 02:57:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_power_period [2019-10-15 02:57:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 02:57:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure aem_set_power_period [2019-10-15 02:57:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2019-10-15 02:57:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_show_temp [2019-10-15 02:57:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_show_pcap_value [2019-10-15 02:57:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init [2019-10-15 02:57:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure aem_exit [2019-10-15 02:57:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:57:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:57:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:57:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 02:57:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-15 02:57:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 02:57:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 02:57:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 02:57:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2019-10-15 02:57:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:57:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 02:57:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:57:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:57:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:57:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:57:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:57:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 02:57:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 02:57:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 02:57:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 02:57:56,779 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 02:58:01,791 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:58:01,792 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 02:58:01,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:58:01 BoogieIcfgContainer [2019-10-15 02:58:01,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:58:01,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:58:01,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:58:01,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:58:01,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:57:53" (1/3) ... [2019-10-15 02:58:01,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef60c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:58:01, skipping insertion in model container [2019-10-15 02:58:01,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:57:55" (2/3) ... [2019-10-15 02:58:01,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef60c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:58:01, skipping insertion in model container [2019-10-15 02:58:01,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:58:01" (3/3) ... [2019-10-15 02:58:01,820 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-15 02:58:01,834 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:58:01,853 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 02:58:01,872 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 02:58:01,928 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:58:01,929 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:58:01,929 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:58:01,929 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:58:01,930 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:58:01,930 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:58:01,930 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:58:01,930 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:58:02,096 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states. [2019-10-15 02:58:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-10-15 02:58:02,139 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:58:02,141 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] [2019-10-15 02:58:02,144 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:58:02,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:58:02,153 INFO L82 PathProgramCache]: Analyzing trace with hash -570099394, now seen corresponding path program 1 times [2019-10-15 02:58:02,166 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:58:02,166 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906426151] [2019-10-15 02:58:02,167 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:02,167 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:02,167 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:58:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:58:03,265 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2019-10-15 02:58:03,266 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906426151] [2019-10-15 02:58:03,267 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:58:03,267 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:58:03,267 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202082558] [2019-10-15 02:58:03,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:58:03,274 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:58:03,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:58:03,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:58:03,291 INFO L87 Difference]: Start difference. First operand 713 states. Second operand 3 states. [2019-10-15 02:58:03,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:58:03,507 INFO L93 Difference]: Finished difference Result 1155 states and 1445 transitions. [2019-10-15 02:58:03,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:58:03,511 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 249 [2019-10-15 02:58:03,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:58:03,540 INFO L225 Difference]: With dead ends: 1155 [2019-10-15 02:58:03,540 INFO L226 Difference]: Without dead ends: 559 [2019-10-15 02:58:03,550 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:58:03,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2019-10-15 02:58:03,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 540. [2019-10-15 02:58:03,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2019-10-15 02:58:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 671 transitions. [2019-10-15 02:58:03,671 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 671 transitions. Word has length 249 [2019-10-15 02:58:03,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:58:03,672 INFO L462 AbstractCegarLoop]: Abstraction has 540 states and 671 transitions. [2019-10-15 02:58:03,673 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:58:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 671 transitions. [2019-10-15 02:58:03,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-10-15 02:58:03,679 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:58:03,680 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] [2019-10-15 02:58:03,680 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:58:03,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:58:03,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1836781938, now seen corresponding path program 1 times [2019-10-15 02:58:03,681 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:58:03,681 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912921208] [2019-10-15 02:58:03,682 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:03,682 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:03,682 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:58:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:58:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2019-10-15 02:58:04,228 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912921208] [2019-10-15 02:58:04,228 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:58:04,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:58:04,228 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942879328] [2019-10-15 02:58:04,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:58:04,233 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:58:04,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:58:04,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:58:04,234 INFO L87 Difference]: Start difference. First operand 540 states and 671 transitions. Second operand 3 states. [2019-10-15 02:58:04,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:58:04,288 INFO L93 Difference]: Finished difference Result 1038 states and 1294 transitions. [2019-10-15 02:58:04,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:58:04,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 269 [2019-10-15 02:58:04,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:58:04,299 INFO L225 Difference]: With dead ends: 1038 [2019-10-15 02:58:04,299 INFO L226 Difference]: Without dead ends: 541 [2019-10-15 02:58:04,303 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:58:04,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2019-10-15 02:58:04,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 541. [2019-10-15 02:58:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2019-10-15 02:58:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 672 transitions. [2019-10-15 02:58:04,371 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 672 transitions. Word has length 269 [2019-10-15 02:58:04,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:58:04,374 INFO L462 AbstractCegarLoop]: Abstraction has 541 states and 672 transitions. [2019-10-15 02:58:04,374 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:58:04,374 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 672 transitions. [2019-10-15 02:58:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-10-15 02:58:04,389 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:58:04,389 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] [2019-10-15 02:58:04,389 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:58:04,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:58:04,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1321227666, now seen corresponding path program 1 times [2019-10-15 02:58:04,390 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:58:04,391 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201068338] [2019-10-15 02:58:04,391 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:04,391 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:04,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:58:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:58:05,391 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2019-10-15 02:58:05,392 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201068338] [2019-10-15 02:58:05,392 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:58:05,392 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-15 02:58:05,394 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175985569] [2019-10-15 02:58:05,396 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-15 02:58:05,396 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:58:05,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-15 02:58:05,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-10-15 02:58:05,397 INFO L87 Difference]: Start difference. First operand 541 states and 672 transitions. Second operand 11 states. [2019-10-15 02:58:27,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:58:27,491 INFO L93 Difference]: Finished difference Result 2690 states and 3397 transitions. [2019-10-15 02:58:27,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-10-15 02:58:27,497 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 270 [2019-10-15 02:58:27,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:58:27,518 INFO L225 Difference]: With dead ends: 2690 [2019-10-15 02:58:27,518 INFO L226 Difference]: Without dead ends: 2687 [2019-10-15 02:58:27,523 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 [2019-10-15 02:58:27,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2687 states. [2019-10-15 02:58:27,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2687 to 2176. [2019-10-15 02:58:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2176 states. [2019-10-15 02:58:27,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 2176 states and 2740 transitions. [2019-10-15 02:58:27,684 INFO L78 Accepts]: Start accepts. Automaton has 2176 states and 2740 transitions. Word has length 270 [2019-10-15 02:58:27,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:58:27,685 INFO L462 AbstractCegarLoop]: Abstraction has 2176 states and 2740 transitions. [2019-10-15 02:58:27,685 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-15 02:58:27,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2740 transitions. [2019-10-15 02:58:27,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-10-15 02:58:27,692 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:58:27,692 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] [2019-10-15 02:58:27,692 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:58:27,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:58:27,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1595321625, now seen corresponding path program 1 times [2019-10-15 02:58:27,693 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:58:27,693 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346999622] [2019-10-15 02:58:27,694 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:27,694 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:27,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:58:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:58:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-10-15 02:58:28,094 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346999622] [2019-10-15 02:58:28,094 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:58:28,094 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:58:28,094 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91978348] [2019-10-15 02:58:28,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:58:28,095 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:58:28,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:58:28,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:58:28,096 INFO L87 Difference]: Start difference. First operand 2176 states and 2740 transitions. Second operand 3 states. [2019-10-15 02:58:28,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:58:28,201 INFO L93 Difference]: Finished difference Result 4314 states and 5461 transitions. [2019-10-15 02:58:28,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:58:28,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 294 [2019-10-15 02:58:28,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:58:28,217 INFO L225 Difference]: With dead ends: 4314 [2019-10-15 02:58:28,217 INFO L226 Difference]: Without dead ends: 2181 [2019-10-15 02:58:28,226 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:58:28,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2181 states. [2019-10-15 02:58:28,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2181 to 2181. [2019-10-15 02:58:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2181 states. [2019-10-15 02:58:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 2181 states and 2745 transitions. [2019-10-15 02:58:28,371 INFO L78 Accepts]: Start accepts. Automaton has 2181 states and 2745 transitions. Word has length 294 [2019-10-15 02:58:28,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:58:28,372 INFO L462 AbstractCegarLoop]: Abstraction has 2181 states and 2745 transitions. [2019-10-15 02:58:28,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:58:28,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2745 transitions. [2019-10-15 02:58:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2019-10-15 02:58:28,379 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:58:28,379 INFO L380 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:58:28,379 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:58:28,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:58:28,380 INFO L82 PathProgramCache]: Analyzing trace with hash 205488183, now seen corresponding path program 1 times [2019-10-15 02:58:28,380 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:58:28,380 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740992120] [2019-10-15 02:58:28,380 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:28,381 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:58:28,381 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:58:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:58:28,914 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2019-10-15 02:58:29,054 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2019-10-15 02:58:29,054 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740992120] [2019-10-15 02:58:29,055 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:58:29,055 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 02:58:29,055 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599296665] [2019-10-15 02:58:29,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 02:58:29,056 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:58:29,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 02:58:29,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-15 02:58:29,057 INFO L87 Difference]: Start difference. First operand 2181 states and 2745 transitions. Second operand 7 states.