/usr/bin/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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--max16065.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 02:25:08,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 02:25:08,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 02:25:08,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 02:25:08,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 02:25:08,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 02:25:08,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 02:25:08,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 02:25:08,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 02:25:08,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 02:25:08,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 02:25:08,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 02:25:08,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 02:25:08,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 02:25:08,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 02:25:08,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 02:25:08,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 02:25:08,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 02:25:08,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 02:25:08,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 02:25:08,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 02:25:08,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 02:25:08,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 02:25:08,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 02:25:08,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 02:25:08,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 02:25:08,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 02:25:08,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 02:25:08,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 02:25:08,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 02:25:08,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 02:25:08,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 02:25:08,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 02:25:08,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 02:25:08,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 02:25:08,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 02:25:08,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 02:25:08,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 02:25:08,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 02:25:08,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 02:25:08,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 02:25:08,668 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 [2019-11-07 02:25:08,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 02:25:08,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 02:25:08,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 02:25:08,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 02:25:08,685 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 02:25:08,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 02:25:08,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 02:25:08,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 02:25:08,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 02:25:08,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 02:25:08,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 02:25:08,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 02:25:08,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 02:25:08,687 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 02:25:08,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 02:25:08,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 02:25:08,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 02:25:08,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 02:25:08,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 02:25:08,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 02:25:08,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 02:25:08,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 02:25:08,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 02:25:08,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 02:25:08,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 02:25:08,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 02:25:08,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 02:25:08,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 02:25:08,690 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 [2019-11-07 02:25:09,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 02:25:09,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 02:25:09,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 02:25:09,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 02:25:09,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 02:25:09,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--max16065.ko-main.cil.out.i [2019-11-07 02:25:09,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7100c9d/6a8aea244bb645e391bcee92411514f8/FLAGad82e379d [2019-11-07 02:25:09,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 02:25:09,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--max16065.ko-main.cil.out.i [2019-11-07 02:25:09,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7100c9d/6a8aea244bb645e391bcee92411514f8/FLAGad82e379d [2019-11-07 02:25:10,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7100c9d/6a8aea244bb645e391bcee92411514f8 [2019-11-07 02:25:10,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 02:25:10,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 02:25:10,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 02:25:10,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 02:25:10,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 02:25:10,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:10" (1/1) ... [2019-11-07 02:25:10,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57023109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:10, skipping insertion in model container [2019-11-07 02:25:10,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:10" (1/1) ... [2019-11-07 02:25:10,467 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 02:25:10,712 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 02:25:12,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:25:12,172 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 02:25:12,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:25:12,833 INFO L192 MainTranslator]: Completed translation [2019-11-07 02:25:12,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12 WrapperNode [2019-11-07 02:25:12,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 02:25:12,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 02:25:12,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 02:25:12,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 02:25:12,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (1/1) ... [2019-11-07 02:25:12,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (1/1) ... [2019-11-07 02:25:12,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (1/1) ... [2019-11-07 02:25:12,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (1/1) ... [2019-11-07 02:25:13,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (1/1) ... [2019-11-07 02:25:13,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (1/1) ... [2019-11-07 02:25:13,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (1/1) ... [2019-11-07 02:25:13,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 02:25:13,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 02:25:13,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 02:25:13,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 02:25:13,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (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 [2019-11-07 02:25:13,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 02:25:13,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 02:25:13,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2019-11-07 02:25:13,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-11-07 02:25:13,471 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-11-07 02:25:13,473 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-07 02:25:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-07 02:25:13,476 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_swapped [2019-11-07 02:25:13,476 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2019-11-07 02:25:13,476 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2019-11-07 02:25:13,476 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2019-11-07 02:25:13,478 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2019-11-07 02:25:13,478 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2019-11-07 02:25:13,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ADC_TO_MV [2019-11-07 02:25:13,479 INFO L138 BoogieDeclarations]: Found implementation of procedure LIMIT_TO_MV [2019-11-07 02:25:13,479 INFO L138 BoogieDeclarations]: Found implementation of procedure MV_TO_LIMIT [2019-11-07 02:25:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ADC_TO_CURR [2019-11-07 02:25:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_read_adc [2019-11-07 02:25:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_update_device [2019-11-07 02:25:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_show_alarm [2019-11-07 02:25:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_show_input [2019-11-07 02:25:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_show_current [2019-11-07 02:25:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_set_limit [2019-11-07 02:25:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_show_limit [2019-11-07 02:25:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_cleanup [2019-11-07 02:25:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_probe [2019-11-07 02:25:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_remove [2019-11-07 02:25:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_driver_init [2019-11-07 02:25:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure max16065_driver_exit [2019-11-07 02:25:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 02:25:13,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-11-07 02:25:13,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-11-07 02:25:13,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-11-07 02:25:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-11-07 02:25:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-11-07 02:25:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-11-07 02:25:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-11-07 02:25:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-11-07 02:25:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-11-07 02:25:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-11-07 02:25:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-11-07 02:25:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 02:25:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 02:25:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-07 02:25:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-11-07 02:25:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-11-07 02:25:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-11-07 02:25:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-11-07 02:25:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-07 02:25:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-11-07 02:25:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-11-07 02:25:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-07 02:25:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-07 02:25:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-11-07 02:25:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-11-07 02:25:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-07 02:25:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-07 02:25:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-11-07 02:25:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_max16065_data [2019-11-07 02:25:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_max16065_data [2019-11-07 02:25:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_max16065_data [2019-11-07 02:25:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_max16065_data [2019-11-07 02:25:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_max16065_data [2019-11-07 02:25:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_max16065_data [2019-11-07 02:25:13,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_max16065_data [2019-11-07 02:25:13,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 02:25:13,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 02:25:13,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-07 02:25:13,496 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-11-07 02:25:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-11-07 02:25:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-11-07 02:25:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2019-11-07 02:25:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2019-11-07 02:25:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2019-11-07 02:25:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2019-11-07 02:25:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2019-11-07 02:25:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_data [2019-11-07 02:25:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2019-11-07 02:25:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-11-07 02:25:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-11-07 02:25:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-11-07 02:25:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 02:25:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2019-11-07 02:25:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-11-07 02:25:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-11-07 02:25:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 02:25:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 02:25:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 02:25:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 02:25:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-11-07 02:25:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-11-07 02:25:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-11-07 02:25:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-11-07 02:25:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-07 02:25:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-07 02:25:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-07 02:25:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-11-07 02:25:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-11-07 02:25:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 02:25:13,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-11-07 02:25:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-11-07 02:25:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-11-07 02:25:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-11-07 02:25:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-11-07 02:25:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-11-07 02:25:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-11-07 02:25:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-11-07 02:25:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-11-07 02:25:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-11-07 02:25:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-11-07 02:25:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-11-07 02:25:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-11-07 02:25:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-11-07 02:25:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-11-07 02:25:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-11-07 02:25:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_max16065_data [2019-11-07 02:25:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_max16065_data [2019-11-07 02:25:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 02:25:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2019-11-07 02:25:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-11-07 02:25:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-11-07 02:25:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-11-07 02:25:13,510 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-11-07 02:25:13,510 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-11-07 02:25:13,511 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2019-11-07 02:25:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2019-11-07 02:25:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_data [2019-11-07 02:25:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_swapped [2019-11-07 02:25:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2019-11-07 02:25:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2019-11-07 02:25:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2019-11-07 02:25:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2019-11-07 02:25:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2019-11-07 02:25:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2019-11-07 02:25:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 02:25:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2019-11-07 02:25:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure ADC_TO_MV [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure LIMIT_TO_MV [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure MV_TO_LIMIT [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure ADC_TO_CURR [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_read_adc [2019-11-07 02:25:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_update_device [2019-11-07 02:25:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 02:25:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 02:25:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_show_alarm [2019-11-07 02:25:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_show_input [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_show_current [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_set_limit [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_show_limit [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_cleanup [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_probe [2019-11-07 02:25:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_remove [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_driver_init [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure max16065_driver_exit [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-07 02:25:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-11-07 02:25:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-07 02:25:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-11-07 02:25:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-07 02:25:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-07 02:25:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-07 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-07 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_max16065_data [2019-11-07 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_max16065_data [2019-11-07 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_max16065_data [2019-11-07 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_max16065_data [2019-11-07 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_max16065_data [2019-11-07 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 02:25:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 02:25:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 02:25:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 02:25:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 02:25:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 02:25:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 02:25:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 02:25:30,479 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 02:25:30,479 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 02:25:30,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:25:30 BoogieIcfgContainer [2019-11-07 02:25:30,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 02:25:30,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 02:25:30,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 02:25:30,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 02:25:30,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:25:10" (1/3) ... [2019-11-07 02:25:30,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738ddc38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:25:30, skipping insertion in model container [2019-11-07 02:25:30,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:12" (2/3) ... [2019-11-07 02:25:30,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738ddc38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:25:30, skipping insertion in model container [2019-11-07 02:25:30,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:25:30" (3/3) ... [2019-11-07 02:25:30,490 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--max16065.ko-main.cil.out.i [2019-11-07 02:25:30,499 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 02:25:30,509 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 02:25:30,523 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 02:25:30,571 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 02:25:30,571 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 02:25:30,571 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 02:25:30,572 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 02:25:30,572 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 02:25:30,572 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 02:25:30,572 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 02:25:30,572 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 02:25:30,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states. [2019-11-07 02:25:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-07 02:25:30,642 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:25:30,643 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:25:30,646 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:25:30,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:25:30,653 INFO L82 PathProgramCache]: Analyzing trace with hash -89219890, now seen corresponding path program 1 times [2019-11-07 02:25:30,663 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:25:30,664 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287279779] [2019-11-07 02:25:30,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:25:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:25:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:25:32,012 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287279779] [2019-11-07 02:25:32,013 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:25:32,013 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:25:32,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553374314] [2019-11-07 02:25:32,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:25:32,021 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:25:32,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:25:32,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:25:32,036 INFO L87 Difference]: Start difference. First operand 1071 states. Second operand 3 states. [2019-11-07 02:25:32,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:25:32,927 INFO L93 Difference]: Finished difference Result 2990 states and 4982 transitions. [2019-11-07 02:25:32,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:25:32,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-11-07 02:25:32,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:25:32,973 INFO L225 Difference]: With dead ends: 2990 [2019-11-07 02:25:32,974 INFO L226 Difference]: Without dead ends: 1982 [2019-11-07 02:25:32,989 INFO L630 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 [2019-11-07 02:25:33,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2019-11-07 02:25:33,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1954. [2019-11-07 02:25:33,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1954 states. [2019-11-07 02:25:33,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1954 states and 3149 transitions. [2019-11-07 02:25:33,243 INFO L78 Accepts]: Start accepts. Automaton has 1954 states and 3149 transitions. Word has length 41 [2019-11-07 02:25:33,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:25:33,245 INFO L462 AbstractCegarLoop]: Abstraction has 1954 states and 3149 transitions. [2019-11-07 02:25:33,249 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:25:33,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3149 transitions. [2019-11-07 02:25:33,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-07 02:25:33,255 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:25:33,255 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:25:33,255 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:25:33,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:25:33,255 INFO L82 PathProgramCache]: Analyzing trace with hash 2057873208, now seen corresponding path program 1 times [2019-11-07 02:25:33,256 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:25:33,256 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777594127] [2019-11-07 02:25:33,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:25:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:25:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:25:33,886 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777594127] [2019-11-07 02:25:33,886 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:25:33,886 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:25:33,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494948350] [2019-11-07 02:25:33,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:25:33,890 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:25:33,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:25:33,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:25:33,890 INFO L87 Difference]: Start difference. First operand 1954 states and 3149 transitions. Second operand 3 states. [2019-11-07 02:25:34,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:25:34,566 INFO L93 Difference]: Finished difference Result 5835 states and 9413 transitions. [2019-11-07 02:25:34,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:25:34,566 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2019-11-07 02:25:34,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:25:34,597 INFO L225 Difference]: With dead ends: 5835 [2019-11-07 02:25:34,597 INFO L226 Difference]: Without dead ends: 3890 [2019-11-07 02:25:34,616 INFO L630 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 [2019-11-07 02:25:34,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3890 states. [2019-11-07 02:25:35,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3890 to 3862. [2019-11-07 02:25:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3862 states. [2019-11-07 02:25:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 3862 states and 6241 transitions. [2019-11-07 02:25:35,538 INFO L78 Accepts]: Start accepts. Automaton has 3862 states and 6241 transitions. Word has length 42 [2019-11-07 02:25:35,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:25:35,539 INFO L462 AbstractCegarLoop]: Abstraction has 3862 states and 6241 transitions. [2019-11-07 02:25:35,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:25:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3862 states and 6241 transitions. [2019-11-07 02:25:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-07 02:25:35,543 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:25:35,543 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:25:35,543 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:25:35,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:25:35,544 INFO L82 PathProgramCache]: Analyzing trace with hash -2007980211, now seen corresponding path program 1 times [2019-11-07 02:25:35,544 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:25:35,544 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106814563] [2019-11-07 02:25:35,544 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:25:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:25:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:25:36,103 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106814563] [2019-11-07 02:25:36,103 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:25:36,104 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:25:36,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368961889] [2019-11-07 02:25:36,104 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:25:36,104 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:25:36,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:25:36,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:25:36,105 INFO L87 Difference]: Start difference. First operand 3862 states and 6241 transitions. Second operand 3 states. [2019-11-07 02:25:36,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:25:36,859 INFO L93 Difference]: Finished difference Result 11551 states and 18675 transitions. [2019-11-07 02:25:36,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:25:36,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-11-07 02:25:36,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:25:36,909 INFO L225 Difference]: With dead ends: 11551 [2019-11-07 02:25:36,909 INFO L226 Difference]: Without dead ends: 7698 [2019-11-07 02:25:36,933 INFO L630 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 [2019-11-07 02:25:36,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7698 states. [2019-11-07 02:25:37,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7698 to 7670. [2019-11-07 02:25:37,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7670 states. [2019-11-07 02:25:37,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7670 states to 7670 states and 12409 transitions. [2019-11-07 02:25:37,331 INFO L78 Accepts]: Start accepts. Automaton has 7670 states and 12409 transitions. Word has length 45 [2019-11-07 02:25:37,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:25:37,332 INFO L462 AbstractCegarLoop]: Abstraction has 7670 states and 12409 transitions. [2019-11-07 02:25:37,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:25:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 7670 states and 12409 transitions. [2019-11-07 02:25:37,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-07 02:25:37,340 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:25:37,340 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:25:37,340 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:25:37,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:25:37,340 INFO L82 PathProgramCache]: Analyzing trace with hash -43828607, now seen corresponding path program 1 times [2019-11-07 02:25:37,341 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:25:37,341 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174221787] [2019-11-07 02:25:37,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:25:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:25:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:25:37,887 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174221787] [2019-11-07 02:25:37,887 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:25:37,888 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:25:37,888 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238754786] [2019-11-07 02:25:37,888 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:25:37,888 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:25:37,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:25:37,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:25:37,890 INFO L87 Difference]: Start difference. First operand 7670 states and 12409 transitions. Second operand 3 states. [2019-11-07 02:25:38,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:25:39,000 INFO L93 Difference]: Finished difference Result 22959 states and 37151 transitions. [2019-11-07 02:25:39,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:25:39,001 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2019-11-07 02:25:39,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:25:39,123 INFO L225 Difference]: With dead ends: 22959 [2019-11-07 02:25:39,123 INFO L226 Difference]: Without dead ends: 15298 [2019-11-07 02:25:39,157 INFO L630 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 [2019-11-07 02:25:39,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15298 states. [2019-11-07 02:25:39,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15298 to 15270. [2019-11-07 02:25:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15270 states. [2019-11-07 02:25:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15270 states to 15270 states and 24713 transitions. [2019-11-07 02:25:39,849 INFO L78 Accepts]: Start accepts. Automaton has 15270 states and 24713 transitions. Word has length 49 [2019-11-07 02:25:39,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:25:39,849 INFO L462 AbstractCegarLoop]: Abstraction has 15270 states and 24713 transitions. [2019-11-07 02:25:39,849 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:25:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 15270 states and 24713 transitions. [2019-11-07 02:25:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-07 02:25:39,852 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:25:39,852 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:25:39,853 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:25:39,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:25:39,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1546350446, now seen corresponding path program 1 times [2019-11-07 02:25:39,853 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:25:39,854 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949062298] [2019-11-07 02:25:39,854 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:25:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:25:40,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:25:40,320 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949062298] [2019-11-07 02:25:40,320 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:25:40,320 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:25:40,321 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666417686] [2019-11-07 02:25:40,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:25:40,321 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:25:40,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:25:40,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:25:40,322 INFO L87 Difference]: Start difference. First operand 15270 states and 24713 transitions. Second operand 3 states. [2019-11-07 02:25:41,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:25:41,626 INFO L93 Difference]: Finished difference Result 45727 states and 74007 transitions. [2019-11-07 02:25:41,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:25:41,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2019-11-07 02:25:41,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:25:42,795 INFO L225 Difference]: With dead ends: 45727 [2019-11-07 02:25:42,795 INFO L226 Difference]: Without dead ends: 30466 [2019-11-07 02:25:42,862 INFO L630 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 [2019-11-07 02:25:42,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30466 states. [2019-11-07 02:25:43,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30466 to 30438. [2019-11-07 02:25:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30438 states.