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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:57,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:57,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:57,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:57,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:57,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:57,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:57,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:57,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:57,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:57,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:57,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:57,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:57,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:57,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:57,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:57,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:57,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:57,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:57,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:57,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:57,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:57,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:57,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:57,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:57,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:57,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:57,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:57,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:57,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:57,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:57,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:57,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:57,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:57,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:57,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:57,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:57,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:57,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:57,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:57,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:57,783 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:21:57,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:57,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:57,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:57,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:57,824 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:57,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:57,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:57,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:57,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:57,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:57,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:57,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:57,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:57,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:57,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:57,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:57,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:57,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:57,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:57,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:57,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:57,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:57,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:57,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:57,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:57,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:57,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:57,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:57,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:58,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:58,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:58,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:58,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:58,141 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:58,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-10-13 21:21:58,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b157389f/5f5c7ea2d9084352b43f9452b9dc1712/FLAG149d555a8 [2019-10-13 21:21:58,729 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:58,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-10-13 21:21:58,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b157389f/5f5c7ea2d9084352b43f9452b9dc1712/FLAG149d555a8 [2019-10-13 21:21:59,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b157389f/5f5c7ea2d9084352b43f9452b9dc1712 [2019-10-13 21:21:59,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:59,053 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:59,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:59,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:59,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:59,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4643d4b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59, skipping insertion in model container [2019-10-13 21:21:59,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,072 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:59,118 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:59,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:59,587 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:59,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:59,721 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:59,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59 WrapperNode [2019-10-13 21:21:59,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:59,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:59,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:59,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:59,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:59,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:59,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:59,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:59,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:59,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:59,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:59,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:59,868 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:59,868 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:59,868 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:59,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:59,869 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:59,869 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:59,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:21:59,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:59,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:59,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:59,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:59,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:59,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:21:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:21:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:21:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:21:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:21:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:21:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:22:01,015 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:22:01,015 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:22:01,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:01 BoogieIcfgContainer [2019-10-13 21:22:01,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:22:01,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:22:01,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:22:01,025 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:22:01,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:59" (1/3) ... [2019-10-13 21:22:01,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dfdb6cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:01, skipping insertion in model container [2019-10-13 21:22:01,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (2/3) ... [2019-10-13 21:22:01,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dfdb6cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:01, skipping insertion in model container [2019-10-13 21:22:01,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:01" (3/3) ... [2019-10-13 21:22:01,029 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29.cil.c [2019-10-13 21:22:01,040 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:22:01,051 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:22:01,063 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:01,103 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:01,104 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:01,104 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:01,104 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:01,104 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:01,105 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:01,105 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:01,105 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:01,131 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2019-10-13 21:22:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:22:01,140 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:01,141 INFO L380 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] [2019-10-13 21:22:01,143 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:01,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:01,148 INFO L82 PathProgramCache]: Analyzing trace with hash 384818270, now seen corresponding path program 1 times [2019-10-13 21:22:01,156 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:01,156 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175502636] [2019-10-13 21:22:01,157 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,157 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:01,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:01,539 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175502636] [2019-10-13 21:22:01,540 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:01,540 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:01,541 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308480039] [2019-10-13 21:22:01,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:01,548 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:01,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:01,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:01,567 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2019-10-13 21:22:01,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:01,611 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2019-10-13 21:22:01,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:01,614 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:22:01,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:01,633 INFO L225 Difference]: With dead ends: 244 [2019-10-13 21:22:01,633 INFO L226 Difference]: Without dead ends: 122 [2019-10-13 21:22:01,639 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:01,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2019-10-13 21:22:01,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2019-10-13 21:22:01,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-10-13 21:22:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2019-10-13 21:22:01,694 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 46 [2019-10-13 21:22:01,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:01,695 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2019-10-13 21:22:01,695 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2019-10-13 21:22:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:22:01,699 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:01,699 INFO L380 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] [2019-10-13 21:22:01,700 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:01,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:01,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1404738686, now seen corresponding path program 1 times [2019-10-13 21:22:01,701 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:01,701 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972326143] [2019-10-13 21:22:01,701 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,701 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,702 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:01,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:01,826 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972326143] [2019-10-13 21:22:01,827 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:01,827 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:01,827 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592684185] [2019-10-13 21:22:01,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:01,829 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:01,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:01,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:01,830 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 3 states. [2019-10-13 21:22:01,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:01,853 INFO L93 Difference]: Finished difference Result 193 states and 225 transitions. [2019-10-13 21:22:01,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:01,854 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:22:01,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:01,857 INFO L225 Difference]: With dead ends: 193 [2019-10-13 21:22:01,857 INFO L226 Difference]: Without dead ends: 113 [2019-10-13 21:22:01,858 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:01,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-10-13 21:22:01,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-10-13 21:22:01,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-10-13 21:22:01,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2019-10-13 21:22:01,880 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 47 [2019-10-13 21:22:01,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:01,881 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2019-10-13 21:22:01,881 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:01,881 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2019-10-13 21:22:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:22:01,890 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:01,891 INFO L380 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] [2019-10-13 21:22:01,891 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:01,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:01,891 INFO L82 PathProgramCache]: Analyzing trace with hash -166841959, now seen corresponding path program 1 times [2019-10-13 21:22:01,892 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:01,892 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865924659] [2019-10-13 21:22:01,892 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,892 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,893 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:02,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:02,086 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865924659] [2019-10-13 21:22:02,086 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:02,086 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:02,086 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107019837] [2019-10-13 21:22:02,087 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:02,087 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:02,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:02,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:02,088 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 7 states. [2019-10-13 21:22:02,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:02,396 INFO L93 Difference]: Finished difference Result 202 states and 239 transitions. [2019-10-13 21:22:02,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:22:02,397 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 21:22:02,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:02,399 INFO L225 Difference]: With dead ends: 202 [2019-10-13 21:22:02,399 INFO L226 Difference]: Without dead ends: 113 [2019-10-13 21:22:02,401 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:02,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-10-13 21:22:02,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-10-13 21:22:02,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-10-13 21:22:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2019-10-13 21:22:02,419 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 51 [2019-10-13 21:22:02,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:02,420 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2019-10-13 21:22:02,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2019-10-13 21:22:02,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 21:22:02,422 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:02,423 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:02,423 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:02,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:02,424 INFO L82 PathProgramCache]: Analyzing trace with hash -2128475140, now seen corresponding path program 1 times [2019-10-13 21:22:02,424 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:02,424 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265116783] [2019-10-13 21:22:02,425 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,425 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,425 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:02,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:02,681 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265116783] [2019-10-13 21:22:02,682 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:02,682 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:22:02,682 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123896800] [2019-10-13 21:22:02,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:22:02,683 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:02,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:22:02,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:02,684 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 10 states. [2019-10-13 21:22:03,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:03,325 INFO L93 Difference]: Finished difference Result 360 states and 441 transitions. [2019-10-13 21:22:03,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:22:03,325 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2019-10-13 21:22:03,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:03,338 INFO L225 Difference]: With dead ends: 360 [2019-10-13 21:22:03,338 INFO L226 Difference]: Without dead ends: 271 [2019-10-13 21:22:03,340 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:22:03,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-10-13 21:22:03,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 267. [2019-10-13 21:22:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2019-10-13 21:22:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 318 transitions. [2019-10-13 21:22:03,415 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 318 transitions. Word has length 64 [2019-10-13 21:22:03,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:03,417 INFO L462 AbstractCegarLoop]: Abstraction has 267 states and 318 transitions. [2019-10-13 21:22:03,417 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:22:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 318 transitions. [2019-10-13 21:22:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-13 21:22:03,428 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:03,428 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:03,428 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:03,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:03,429 INFO L82 PathProgramCache]: Analyzing trace with hash -460086026, now seen corresponding path program 1 times [2019-10-13 21:22:03,429 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:03,429 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551571324] [2019-10-13 21:22:03,429 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,430 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,430 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:03,570 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551571324] [2019-10-13 21:22:03,570 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:03,570 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:03,570 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544225832] [2019-10-13 21:22:03,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:03,573 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:03,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:03,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:03,574 INFO L87 Difference]: Start difference. First operand 267 states and 318 transitions. Second operand 3 states. [2019-10-13 21:22:03,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:03,604 INFO L93 Difference]: Finished difference Result 407 states and 496 transitions. [2019-10-13 21:22:03,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:03,605 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2019-10-13 21:22:03,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:03,609 INFO L225 Difference]: With dead ends: 407 [2019-10-13 21:22:03,609 INFO L226 Difference]: Without dead ends: 164 [2019-10-13 21:22:03,613 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:03,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-10-13 21:22:03,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2019-10-13 21:22:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-10-13 21:22:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 182 transitions. [2019-10-13 21:22:03,647 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 182 transitions. Word has length 68 [2019-10-13 21:22:03,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:03,648 INFO L462 AbstractCegarLoop]: Abstraction has 164 states and 182 transitions. [2019-10-13 21:22:03,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:03,649 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2019-10-13 21:22:03,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-13 21:22:03,650 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:03,650 INFO L380 BasicCegarLoop]: trace histogram [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, 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] [2019-10-13 21:22:03,651 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:03,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:03,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1468087032, now seen corresponding path program 1 times [2019-10-13 21:22:03,652 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:03,652 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619564434] [2019-10-13 21:22:03,652 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,652 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,653 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,842 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-13 21:22:03,843 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619564434] [2019-10-13 21:22:03,843 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951134453] [2019-10-13 21:22:03,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:04,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 21:22:04,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:22:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:22:04,207 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:22:04,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:22:04,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:22:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-13 21:22:04,526 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1382315529] [2019-10-13 21:22:04,533 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 109 [2019-10-13 21:22:04,580 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-13 21:22:04,580 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 21:22:04,654 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 21:22:04,656 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-13 21:22:04,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:04,660 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-13 21:22:04,704 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-13 21:22:04,705 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-13 21:22:04,708 INFO L553 sIntCurrentIteration]: We unified 107 AI predicates to 107 [2019-10-13 21:22:04,708 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-13 21:22:04,709 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:22:04,709 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-13 21:22:04,709 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364283590] [2019-10-13 21:22:04,710 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:04,710 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:04,711 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-13 21:22:04,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:04,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:04,711 INFO L87 Difference]: Start difference. First operand 164 states and 182 transitions. Second operand 2 states. [2019-10-13 21:22:04,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:04,714 INFO L93 Difference]: Finished difference Result 164 states and 182 transitions. [2019-10-13 21:22:04,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:04,714 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 108 [2019-10-13 21:22:04,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:04,715 INFO L225 Difference]: With dead ends: 164 [2019-10-13 21:22:04,715 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:04,716 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:04,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:04,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:04,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:04,717 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2019-10-13 21:22:04,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:04,717 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:04,717 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:04,717 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:04,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:04,921 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:04,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:05,070 INFO L443 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point L222-2(lines 222 243) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point L244(lines 221 245) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 197 252) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 197 252) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point L228(lines 228 232) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point L228-1(lines 228 232) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 197 252) no Hoare annotation was computed. [2019-10-13 21:22:05,071 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 289) no Hoare annotation was computed. [2019-10-13 21:22:05,072 INFO L443 ceAbstractionStarter]: For program point L285-1(lines 285 289) no Hoare annotation was computed. [2019-10-13 21:22:05,072 INFO L443 ceAbstractionStarter]: For program point L280(line 280) no Hoare annotation was computed. [2019-10-13 21:22:05,072 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 253 312) no Hoare annotation was computed. [2019-10-13 21:22:05,072 INFO L443 ceAbstractionStarter]: For program point L279-2(lines 279 304) no Hoare annotation was computed. [2019-10-13 21:22:05,072 INFO L443 ceAbstractionStarter]: For program point L305(lines 278 306) no Hoare annotation was computed. [2019-10-13 21:22:05,072 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 253 312) no Hoare annotation was computed. [2019-10-13 21:22:05,072 INFO L443 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2019-10-13 21:22:05,073 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 253 312) no Hoare annotation was computed. [2019-10-13 21:22:05,073 INFO L443 ceAbstractionStarter]: For program point L298-1(line 298) no Hoare annotation was computed. [2019-10-13 21:22:05,073 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 599 605) the Hoare annotation is: true [2019-10-13 21:22:05,078 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 599 605) no Hoare annotation was computed. [2019-10-13 21:22:05,078 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 606 614) no Hoare annotation was computed. [2019-10-13 21:22:05,078 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 606 614) the Hoare annotation is: true [2019-10-13 21:22:05,079 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 606 614) no Hoare annotation was computed. [2019-10-13 21:22:05,079 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 912 936) the Hoare annotation is: true [2019-10-13 21:22:05,079 INFO L446 ceAbstractionStarter]: At program point L926(line 926) the Hoare annotation is: true [2019-10-13 21:22:05,079 INFO L443 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2019-10-13 21:22:05,081 INFO L446 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: true [2019-10-13 21:22:05,081 INFO L443 ceAbstractionStarter]: For program point L922-1(line 922) no Hoare annotation was computed. [2019-10-13 21:22:05,082 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 933) no Hoare annotation was computed. [2019-10-13 21:22:05,082 INFO L443 ceAbstractionStarter]: For program point L920-1(lines 912 936) no Hoare annotation was computed. [2019-10-13 21:22:05,082 INFO L446 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: true [2019-10-13 21:22:05,082 INFO L443 ceAbstractionStarter]: For program point L918-1(line 918) no Hoare annotation was computed. [2019-10-13 21:22:05,082 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 912 936) no Hoare annotation was computed. [2019-10-13 21:22:05,082 INFO L443 ceAbstractionStarter]: For program point L898-1(lines 898 905) no Hoare annotation was computed. [2019-10-13 21:22:05,082 INFO L443 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2019-10-13 21:22:05,083 INFO L446 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: true [2019-10-13 21:22:05,083 INFO L446 ceAbstractionStarter]: At program point L894(line 894) the Hoare annotation is: true [2019-10-13 21:22:05,083 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 888 910) the Hoare annotation is: true [2019-10-13 21:22:05,083 INFO L446 ceAbstractionStarter]: At program point L894-1(line 894) the Hoare annotation is: true [2019-10-13 21:22:05,083 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 888 910) no Hoare annotation was computed. [2019-10-13 21:22:05,083 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 888 910) no Hoare annotation was computed. [2019-10-13 21:22:05,083 INFO L446 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: true [2019-10-13 21:22:05,083 INFO L446 ceAbstractionStarter]: At program point L900-1(line 900) the Hoare annotation is: true [2019-10-13 21:22:05,083 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 905) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point L865(line 865) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 847 870) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point L862(line 862) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 847 870) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 847 870) no Hoare annotation was computed. [2019-10-13 21:22:05,084 INFO L443 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2019-10-13 21:22:05,085 INFO L443 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2019-10-13 21:22:05,085 INFO L443 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2019-10-13 21:22:05,085 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-10-13 21:22:05,085 INFO L443 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2019-10-13 21:22:05,085 INFO L443 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2019-10-13 21:22:05,086 INFO L443 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2019-10-13 21:22:05,086 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-10-13 21:22:05,086 INFO L446 ceAbstractionStarter]: At program point L670(line 670) the Hoare annotation is: true [2019-10-13 21:22:05,086 INFO L446 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2019-10-13 21:22:05,086 INFO L443 ceAbstractionStarter]: For program point L664(lines 664 672) no Hoare annotation was computed. [2019-10-13 21:22:05,087 INFO L446 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: true [2019-10-13 21:22:05,087 INFO L443 ceAbstractionStarter]: For program point L662-1(line 662) no Hoare annotation was computed. [2019-10-13 21:22:05,087 INFO L443 ceAbstractionStarter]: For program point L660(lines 660 677) no Hoare annotation was computed. [2019-10-13 21:22:05,087 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 656 680) the Hoare annotation is: true [2019-10-13 21:22:05,087 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 656 680) no Hoare annotation was computed. [2019-10-13 21:22:05,087 INFO L446 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: true [2019-10-13 21:22:05,087 INFO L443 ceAbstractionStarter]: For program point L675-1(lines 656 680) no Hoare annotation was computed. [2019-10-13 21:22:05,087 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 751 759) no Hoare annotation was computed. [2019-10-13 21:22:05,088 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 751 759) the Hoare annotation is: true [2019-10-13 21:22:05,088 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 751 759) no Hoare annotation was computed. [2019-10-13 21:22:05,088 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 796 814) the Hoare annotation is: true [2019-10-13 21:22:05,088 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 796 814) no Hoare annotation was computed. [2019-10-13 21:22:05,088 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 809) no Hoare annotation was computed. [2019-10-13 21:22:05,088 INFO L446 ceAbstractionStarter]: At program point L803(line 803) the Hoare annotation is: true [2019-10-13 21:22:05,088 INFO L443 ceAbstractionStarter]: For program point L805-2(lines 805 809) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 796 814) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point L767(lines 767 775) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point L767-2(lines 767 775) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point L790(line 790) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point L790-1(line 790) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 760 795) no Hoare annotation was computed. [2019-10-13 21:22:05,089 INFO L443 ceAbstractionStarter]: For program point L779(lines 779 787) no Hoare annotation was computed. [2019-10-13 21:22:05,090 INFO L443 ceAbstractionStarter]: For program point L779-2(lines 779 787) no Hoare annotation was computed. [2019-10-13 21:22:05,090 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 760 795) no Hoare annotation was computed. [2019-10-13 21:22:05,090 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 760 795) no Hoare annotation was computed. [2019-10-13 21:22:05,090 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 592 598) no Hoare annotation was computed. [2019-10-13 21:22:05,090 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 592 598) the Hoare annotation is: true [2019-10-13 21:22:05,090 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 151 196) no Hoare annotation was computed. [2019-10-13 21:22:05,090 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 151 196) no Hoare annotation was computed. [2019-10-13 21:22:05,090 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 151 196) no Hoare annotation was computed. [2019-10-13 21:22:05,091 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 498) no Hoare annotation was computed. [2019-10-13 21:22:05,091 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 478 498) no Hoare annotation was computed. [2019-10-13 21:22:05,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 464 509) no Hoare annotation was computed. [2019-10-13 21:22:05,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 464 509) no Hoare annotation was computed. [2019-10-13 21:22:05,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 464 509) no Hoare annotation was computed. [2019-10-13 21:22:05,091 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 491) no Hoare annotation was computed. [2019-10-13 21:22:05,091 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 878 887) the Hoare annotation is: true [2019-10-13 21:22:05,091 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 878 887) no Hoare annotation was computed. [2019-10-13 21:22:05,092 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 878 887) no Hoare annotation was computed. [2019-10-13 21:22:05,092 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 740 750) the Hoare annotation is: true [2019-10-13 21:22:05,092 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 740 750) no Hoare annotation was computed. [2019-10-13 21:22:05,092 INFO L446 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: true [2019-10-13 21:22:05,092 INFO L443 ceAbstractionStarter]: For program point L745-1(line 745) no Hoare annotation was computed. [2019-10-13 21:22:05,092 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 740 750) no Hoare annotation was computed. [2019-10-13 21:22:05,092 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 732 739) the Hoare annotation is: true [2019-10-13 21:22:05,092 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 732 739) no Hoare annotation was computed. [2019-10-13 21:22:05,093 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 732 739) no Hoare annotation was computed. [2019-10-13 21:22:05,093 INFO L446 ceAbstractionStarter]: At program point L701(line 701) the Hoare annotation is: true [2019-10-13 21:22:05,093 INFO L443 ceAbstractionStarter]: For program point L701-1(lines 682 706) no Hoare annotation was computed. [2019-10-13 21:22:05,093 INFO L446 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: true [2019-10-13 21:22:05,093 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 682 706) no Hoare annotation was computed. [2019-10-13 21:22:05,093 INFO L446 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: true [2019-10-13 21:22:05,093 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 682 706) the Hoare annotation is: true [2019-10-13 21:22:05,093 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 698) no Hoare annotation was computed. [2019-10-13 21:22:05,094 INFO L446 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: true [2019-10-13 21:22:05,094 INFO L443 ceAbstractionStarter]: For program point L688-1(line 688) no Hoare annotation was computed. [2019-10-13 21:22:05,094 INFO L443 ceAbstractionStarter]: For program point L686(lines 686 703) no Hoare annotation was computed. [2019-10-13 21:22:05,094 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 648 654) no Hoare annotation was computed. [2019-10-13 21:22:05,094 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 648 654) the Hoare annotation is: true [2019-10-13 21:22:05,094 INFO L446 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: true [2019-10-13 21:22:05,094 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 513 576) the Hoare annotation is: true [2019-10-13 21:22:05,094 INFO L443 ceAbstractionStarter]: For program point L543(lines 543 549) no Hoare annotation was computed. [2019-10-13 21:22:05,095 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2019-10-13 21:22:05,095 INFO L446 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: true [2019-10-13 21:22:05,095 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 513 576) no Hoare annotation was computed. [2019-10-13 21:22:05,095 INFO L446 ceAbstractionStarter]: At program point L566(lines 523 568) the Hoare annotation is: true [2019-10-13 21:22:05,095 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 539) no Hoare annotation was computed. [2019-10-13 21:22:05,095 INFO L443 ceAbstractionStarter]: For program point L533-1(lines 533 539) no Hoare annotation was computed. [2019-10-13 21:22:05,095 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2019-10-13 21:22:05,095 INFO L446 ceAbstractionStarter]: At program point L569(lines 522 570) the Hoare annotation is: true [2019-10-13 21:22:05,096 INFO L443 ceAbstractionStarter]: For program point L559(lines 559 563) no Hoare annotation was computed. [2019-10-13 21:22:05,096 INFO L446 ceAbstractionStarter]: At program point L559-2(lines 553 564) the Hoare annotation is: true [2019-10-13 21:22:05,096 INFO L443 ceAbstractionStarter]: For program point L524(lines 523 568) no Hoare annotation was computed. [2019-10-13 21:22:05,096 INFO L443 ceAbstractionStarter]: For program point L553(lines 553 564) no Hoare annotation was computed. [2019-10-13 21:22:05,096 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 513 576) no Hoare annotation was computed. [2019-10-13 21:22:05,097 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 418 463) no Hoare annotation was computed. [2019-10-13 21:22:05,097 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 445) no Hoare annotation was computed. [2019-10-13 21:22:05,097 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 418 463) no Hoare annotation was computed. [2019-10-13 21:22:05,097 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 418 463) no Hoare annotation was computed. [2019-10-13 21:22:05,097 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 452) no Hoare annotation was computed. [2019-10-13 21:22:05,097 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 432 452) no Hoare annotation was computed. [2019-10-13 21:22:05,098 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 707 714) no Hoare annotation was computed. [2019-10-13 21:22:05,098 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 707 714) no Hoare annotation was computed. [2019-10-13 21:22:05,098 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 707 714) no Hoare annotation was computed. [2019-10-13 21:22:05,098 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2019-10-13 21:22:05,098 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2019-10-13 21:22:05,099 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2019-10-13 21:22:05,100 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:22:05,100 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-10-13 21:22:05,100 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:22:05,101 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:22:05,101 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-10-13 21:22:05,101 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 315 417) no Hoare annotation was computed. [2019-10-13 21:22:05,101 INFO L443 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2019-10-13 21:22:05,101 INFO L443 ceAbstractionStarter]: For program point L380-1(line 380) no Hoare annotation was computed. [2019-10-13 21:22:05,101 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-10-13 21:22:05,101 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 414) no Hoare annotation was computed. [2019-10-13 21:22:05,102 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 370) no Hoare annotation was computed. [2019-10-13 21:22:05,102 INFO L443 ceAbstractionStarter]: For program point L364-2(lines 364 384) no Hoare annotation was computed. [2019-10-13 21:22:05,102 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 315 417) no Hoare annotation was computed. [2019-10-13 21:22:05,102 INFO L443 ceAbstractionStarter]: For program point L385(lines 363 386) no Hoare annotation was computed. [2019-10-13 21:22:05,102 INFO L443 ceAbstractionStarter]: For program point L344(lines 344 360) no Hoare annotation was computed. [2019-10-13 21:22:05,102 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 411) no Hoare annotation was computed. [2019-10-13 21:22:05,102 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 315 417) no Hoare annotation was computed. [2019-10-13 21:22:05,103 INFO L443 ceAbstractionStarter]: For program point L365(lines 364 384) no Hoare annotation was computed. [2019-10-13 21:22:05,103 INFO L443 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2019-10-13 21:22:05,103 INFO L443 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2019-10-13 21:22:05,103 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 402) no Hoare annotation was computed. [2019-10-13 21:22:05,104 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 582 591) no Hoare annotation was computed. [2019-10-13 21:22:05,104 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 582 591) no Hoare annotation was computed. [2019-10-13 21:22:05,104 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 582 591) no Hoare annotation was computed. [2019-10-13 21:22:05,104 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:05,104 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:05,104 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:05,104 INFO L443 ceAbstractionStarter]: For program point L720(line 720) no Hoare annotation was computed. [2019-10-13 21:22:05,105 INFO L443 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2019-10-13 21:22:05,105 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 715 731) no Hoare annotation was computed. [2019-10-13 21:22:05,105 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 715 731) no Hoare annotation was computed. [2019-10-13 21:22:05,105 INFO L443 ceAbstractionStarter]: For program point L726(line 726) no Hoare annotation was computed. [2019-10-13 21:22:05,105 INFO L443 ceAbstractionStarter]: For program point L726-1(lines 715 731) no Hoare annotation was computed. [2019-10-13 21:22:05,105 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2019-10-13 21:22:05,105 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2019-10-13 21:22:05,106 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-10-13 21:22:05,106 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-13 21:22:05,106 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-10-13 21:22:05,106 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2019-10-13 21:22:05,106 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-13 21:22:05,106 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:05,106 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:05,107 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:05,107 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-10-13 21:22:05,107 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-10-13 21:22:05,107 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-13 21:22:05,108 INFO L446 ceAbstractionStarter]: At program point L637(line 637) the Hoare annotation is: true [2019-10-13 21:22:05,108 INFO L446 ceAbstractionStarter]: At program point L635(lines 635 641) the Hoare annotation is: true [2019-10-13 21:22:05,108 INFO L446 ceAbstractionStarter]: At program point L630(line 630) the Hoare annotation is: true [2019-10-13 21:22:05,108 INFO L443 ceAbstractionStarter]: For program point L628(lines 627 646) no Hoare annotation was computed. [2019-10-13 21:22:05,109 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 624 647) the Hoare annotation is: true [2019-10-13 21:22:05,109 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 624 647) no Hoare annotation was computed. [2019-10-13 21:22:05,109 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 624 647) no Hoare annotation was computed. [2019-10-13 21:22:05,109 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 817 846) no Hoare annotation was computed. [2019-10-13 21:22:05,109 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2019-10-13 21:22:05,109 INFO L446 ceAbstractionStarter]: At program point L831-1(lines 831 835) the Hoare annotation is: true [2019-10-13 21:22:05,109 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 817 846) the Hoare annotation is: true [2019-10-13 21:22:05,110 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-10-13 21:22:05,110 INFO L446 ceAbstractionStarter]: At program point L827-2(lines 827 841) the Hoare annotation is: true [2019-10-13 21:22:05,111 INFO L446 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2019-10-13 21:22:05,111 INFO L443 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2019-10-13 21:22:05,111 INFO L446 ceAbstractionStarter]: At program point L842(lines 817 846) the Hoare annotation is: true [2019-10-13 21:22:05,111 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-10-13 21:22:05,111 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-10-13 21:22:05,111 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-13 21:22:05,111 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-10-13 21:22:05,111 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 871 877) no Hoare annotation was computed. [2019-10-13 21:22:05,112 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 871 877) the Hoare annotation is: true [2019-10-13 21:22:05,112 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:05,112 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-13 21:22:05,112 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:05,112 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:05,112 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-10-13 21:22:05,113 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-13 21:22:05,113 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2019-10-13 21:22:05,113 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 136 143) no Hoare annotation was computed. [2019-10-13 21:22:05,113 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 136 143) the Hoare annotation is: true [2019-10-13 21:22:05,113 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-10-13 21:22:05,114 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 136 143) no Hoare annotation was computed. [2019-10-13 21:22:05,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:05 BoogieIcfgContainer [2019-10-13 21:22:05,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:05,128 INFO L168 Benchmark]: Toolchain (without parser) took 6074.73 ms. Allocated memory was 137.4 MB in the beginning and 294.1 MB in the end (delta: 156.8 MB). Free memory was 100.6 MB in the beginning and 198.8 MB in the end (delta: -98.2 MB). Peak memory consumption was 58.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,131 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 137.4 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.32 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.4 MB in the beginning and 170.4 MB in the end (delta: -70.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,133 INFO L168 Benchmark]: Boogie Preprocessor took 81.64 ms. Allocated memory is still 201.3 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,136 INFO L168 Benchmark]: RCFGBuilder took 1215.54 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 166.3 MB in the beginning and 198.2 MB in the end (delta: -32.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,137 INFO L168 Benchmark]: TraceAbstraction took 4105.08 ms. Allocated memory was 232.8 MB in the beginning and 294.1 MB in the end (delta: 61.3 MB). Free memory was 198.2 MB in the beginning and 198.8 MB in the end (delta: -607.9 kB). Peak memory consumption was 60.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 137.4 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 667.32 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.4 MB in the beginning and 170.4 MB in the end (delta: -70.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.64 ms. Allocated memory is still 201.3 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1215.54 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 166.3 MB in the beginning and 198.2 MB in the end (delta: -32.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4105.08 ms. Allocated memory was 232.8 MB in the beginning and 294.1 MB in the end (delta: 61.3 MB). Free memory was 198.2 MB in the beginning and 198.8 MB in the end (delta: -607.9 kB). Peak memory consumption was 60.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Result: SAFE, OverallTime: 4.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 649 SDtfs, 427 SDslu, 1288 SDs, 0 SdLazy, 432 SolverSat, 63 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=267occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 375 PreInvPairs, 376 NumberOfFragments, 57 HoareAnnotationTreeSize, 375 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 57 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 492 NumberOfCodeBlocks, 492 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 592 ConstructedInterpolants, 0 QuantifiedInterpolants, 100831 SizeOfPredicates, 3 NumberOfNonLiveVariables, 765 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 99/108 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 128, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 0.897196261682243, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...