java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:22:08,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:22:08,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:22:08,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:22:08,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:22:08,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:22:08,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:22:08,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:22:08,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:22:08,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:22:08,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:22:08,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:22:08,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:22:08,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:22:08,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:22:08,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:22:08,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:22:08,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:22:08,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:22:08,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:22:08,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:22:08,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:22:08,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:22:08,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:22:08,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:22:08,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:22:08,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:22:08,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:22:08,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:22:08,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:22:08,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:22:08,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:22:08,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:22:08,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:22:08,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:22:08,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:22:08,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:22:08,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:22:08,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:22:08,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:22:08,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:22:08,846 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 [2019-09-20 00:22:08,865 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:22:08,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:22:08,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:22:08,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:22:08,867 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:22:08,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:22:08,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:22:08,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:22:08,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:22:08,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:22:08,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:22:08,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:22:08,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:22:08,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:22:08,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:22:08,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:22:08,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:22:08,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:22:08,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:22:08,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:22:08,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:22:08,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:22:08,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:22:08,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:22:08,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:22:08,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:22:08,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:22:08,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:22:08,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:22:08,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:22:08,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:22:08,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:22:08,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:22:08,927 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:22:08,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-20 00:22:09,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f70d560d/179ff82680c24ecb9385225653116b43/FLAG13c61d4c8 [2019-09-20 00:22:09,584 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:22:09,588 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-20 00:22:09,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f70d560d/179ff82680c24ecb9385225653116b43/FLAG13c61d4c8 [2019-09-20 00:22:09,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f70d560d/179ff82680c24ecb9385225653116b43 [2019-09-20 00:22:09,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:22:09,831 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:22:09,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:22:09,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:22:09,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:22:09,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:22:09" (1/1) ... [2019-09-20 00:22:09,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68cc7875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:09, skipping insertion in model container [2019-09-20 00:22:09,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:22:09" (1/1) ... [2019-09-20 00:22:09,846 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:22:09,894 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:22:10,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:22:10,314 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:22:10,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:22:10,493 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:22:10,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10 WrapperNode [2019-09-20 00:22:10,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:22:10,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:22:10,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:22:10,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:22:10,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... [2019-09-20 00:22:10,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... [2019-09-20 00:22:10,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... [2019-09-20 00:22:10,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... [2019-09-20 00:22:10,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... [2019-09-20 00:22:10,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... [2019-09-20 00:22:10,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... [2019-09-20 00:22:10,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:22:10,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:22:10,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:22:10,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:22:10,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:22:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:22:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:22:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:22:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 00:22:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 00:22:10,672 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 00:22:10,672 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:22:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 00:22:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:22:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 00:22:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 00:22:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 00:22:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 00:22:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 00:22:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 00:22:10,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 00:22:10,675 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 00:22:10,677 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 00:22:10,677 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 00:22:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:22:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:22:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:22:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 00:22:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 00:22:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 00:22:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 00:22:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 00:22:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 00:22:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 00:22:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 00:22:10,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 00:22:10,680 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 00:22:10,680 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:22:10,680 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 00:22:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 00:22:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 00:22:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 00:22:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 00:22:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 00:22:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 00:22:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 00:22:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 00:22:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 00:22:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 00:22:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 00:22:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 00:22:10,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:22:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:22:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 00:22:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 00:22:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 00:22:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 00:22:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 00:22:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 00:22:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 00:22:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 00:22:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 00:22:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 00:22:10,685 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 00:22:10,685 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 00:22:10,685 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 00:22:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:22:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:22:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 00:22:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 00:22:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 00:22:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:22:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 00:22:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:22:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 00:22:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:22:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 00:22:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 00:22:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 00:22:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 00:22:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 00:22:10,689 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 00:22:10,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:22:10,689 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 00:22:10,689 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 00:22:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:22:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 00:22:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 00:22:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:22:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:22:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:22:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 00:22:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:22:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 00:22:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 00:22:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:22:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 00:22:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 00:22:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 00:22:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 00:22:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 00:22:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:22:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:22:12,433 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:22:12,434 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:22:12,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:22:12 BoogieIcfgContainer [2019-09-20 00:22:12,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:22:12,437 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:22:12,437 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:22:12,437 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:22:12,439 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:22:12" (1/1) ... [2019-09-20 00:22:12,439 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 00:22:12,487 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:22:12,488 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:22:12,504 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:22:12,518 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:22:12,519 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:22:31,731 WARN L191 SmtUtils]: Spent 11.55 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:22:33,330 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 00:22:37,227 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 00:22:38,974 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:22:40,669 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:22:40,684 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 00:22:40,757 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 00:22:40,775 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-20 00:22:52,997 WARN L191 SmtUtils]: Spent 11.92 s on a formula simplification. DAG size of input: 467 DAG size of output: 466 [2019-09-20 00:22:58,839 WARN L191 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:23:10,428 WARN L191 SmtUtils]: Spent 11.59 s on a formula simplification. DAG size of input: 467 DAG size of output: 466 [2019-09-20 00:23:16,170 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:23:31,559 WARN L191 SmtUtils]: Spent 15.37 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-20 00:23:31,773 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 00:23:32,135 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-20 00:23:47,399 WARN L191 SmtUtils]: Spent 15.26 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-20 00:23:47,697 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 00:23:47,967 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-20 00:23:48,253 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 76 [2019-09-20 00:23:48,590 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 76 [2019-09-20 00:23:49,003 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 76 [2019-09-20 00:23:49,374 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 76 [2019-09-20 00:23:49,761 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 76 [2019-09-20 00:23:50,113 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 76 [2019-09-20 00:23:50,542 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 76 [2019-09-20 00:23:50,920 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 76 [2019-09-20 00:23:51,023 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 00:23:51,367 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 76 [2019-09-20 00:23:51,722 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 76 [2019-09-20 00:23:52,091 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 76 [2019-09-20 00:23:52,451 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 76 [2019-09-20 00:23:52,863 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 76 [2019-09-20 00:23:52,972 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 00:23:53,237 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 76 [2019-09-20 00:23:53,628 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 76 [2019-09-20 00:23:53,961 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 76 [2019-09-20 00:23:54,347 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 76 [2019-09-20 00:23:54,721 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 76 [2019-09-20 00:23:54,825 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 00:23:56,632 WARN L191 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2019-09-20 00:23:56,998 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 00:23:57,834 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2019-09-20 00:23:58,211 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 00:23:59,045 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2019-09-20 00:23:59,422 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 00:24:00,208 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-20 00:24:00,574 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 00:24:01,883 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2019-09-20 00:24:02,273 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 00:24:03,601 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2019-09-20 00:24:03,984 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 00:24:05,309 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-09-20 00:24:05,695 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 00:24:06,463 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-20 00:24:06,836 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 00:24:07,661 WARN L191 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-09-20 00:24:08,063 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 00:24:08,899 WARN L191 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-09-20 00:24:09,300 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 00:24:09,989 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 00:24:10,664 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 00:24:12,038 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 124 DAG size of output: 121 [2019-09-20 00:24:12,713 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 00:24:14,606 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2019-09-20 00:24:16,512 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2019-09-20 00:24:16,784 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 00:24:16,987 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-20 00:24:17,193 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-20 00:24:17,374 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-20 00:24:17,644 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-20 00:24:17,926 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-20 00:24:18,115 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-20 00:24:18,287 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 00:24:18,566 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2019-09-20 00:24:18,861 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2019-09-20 00:24:19,045 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:24:19,171 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:24:19,407 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-20 00:24:19,524 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:24:19,862 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 00:24:20,236 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 00:24:21,142 WARN L191 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2019-09-20 00:24:21,511 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 00:24:22,367 WARN L191 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2019-09-20 00:24:22,748 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 00:24:23,577 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2019-09-20 00:24:23,957 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 00:24:24,751 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-20 00:24:25,119 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 00:24:26,425 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2019-09-20 00:24:26,809 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 00:24:28,130 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2019-09-20 00:24:28,529 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 00:24:29,849 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-09-20 00:24:30,239 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 00:24:30,996 WARN L191 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-20 00:24:31,364 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 00:24:32,192 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-09-20 00:24:32,589 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 00:24:33,413 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-09-20 00:24:33,807 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 00:24:34,517 WARN L191 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 00:24:35,196 WARN L191 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 00:24:36,566 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 124 DAG size of output: 121 [2019-09-20 00:24:37,256 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 00:24:39,138 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2019-09-20 00:24:41,044 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2019-09-20 00:24:41,185 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 00:24:41,398 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-20 00:24:41,614 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-20 00:24:41,811 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-20 00:24:42,090 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-20 00:24:42,383 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-20 00:24:42,598 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-20 00:24:42,788 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 00:24:43,088 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2019-09-20 00:24:43,400 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2019-09-20 00:24:43,596 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:24:43,718 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:24:43,961 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-20 00:24:44,082 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:24:44,437 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 00:24:44,807 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 00:24:44,852 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 23 for LOIs [2019-09-20 00:24:45,201 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-09-20 00:24:45,419 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-20 00:24:45,498 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 00:24:45,723 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 22 for LOIs [2019-09-20 00:24:45,731 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-20 00:24:45,787 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:24:45,787 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:24:45,789 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 687#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 0 ~systemActive~0)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 00:24:45,803 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:24:45,803 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:24:45,805 INFO L168 Benchmark]: Toolchain (without parser) took 155973.84 ms. Allocated memory was 133.7 MB in the beginning and 182.5 MB in the end (delta: 48.8 MB). Free memory was 87.4 MB in the beginning and 70.8 MB in the end (delta: 16.6 MB). Peak memory consumption was 65.3 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:45,806 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 00:24:45,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.15 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 87.2 MB in the beginning and 167.3 MB in the end (delta: -80.1 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:45,808 INFO L168 Benchmark]: Boogie Preprocessor took 104.58 ms. Allocated memory is still 201.9 MB. Free memory was 167.3 MB in the beginning and 162.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:45,808 INFO L168 Benchmark]: RCFGBuilder took 1837.03 ms. Allocated memory was 201.9 MB in the beginning and 228.1 MB in the end (delta: 26.2 MB). Free memory was 162.4 MB in the beginning and 142.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:45,809 INFO L168 Benchmark]: Sifa took 153366.73 ms. Allocated memory was 228.1 MB in the beginning and 182.5 MB in the end (delta: -45.6 MB). Free memory was 142.6 MB in the beginning and 70.8 MB in the end (delta: 71.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:45,818 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.15 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 87.2 MB in the beginning and 167.3 MB in the end (delta: -80.1 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.58 ms. Allocated memory is still 201.9 MB. Free memory was 167.3 MB in the beginning and 162.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1837.03 ms. Allocated memory was 201.9 MB in the beginning and 228.1 MB in the end (delta: 26.2 MB). Free memory was 162.4 MB in the beginning and 142.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * Sifa took 153366.73 ms. Allocated memory was 228.1 MB in the beginning and 182.5 MB in the end (delta: -45.6 MB). Free memory was 142.6 MB in the beginning and 70.8 MB in the end (delta: 71.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 153302, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 313, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 213, TOOLS_POST_TIME[ms]: 24743, TOOLS_POST_CALL_APPLICATIONS: 86, TOOLS_POST_CALL_TIME[ms]: 169, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 88, TOOLS_QUANTIFIERELIM_APPLICATIONS: 376, TOOLS_QUANTIFIERELIM_TIME[ms]: 24873, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24632, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 320, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 131, DOMAIN_JOIN_TIME[ms]: 127118, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 285, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 85, DOMAIN_ISBOTTOM_TIME[ms]: 720, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 50512, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 50511, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29259, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29258, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 647, DAG_COMPRESSION_RETAINED_NODES: 269 - UnprovableResult [Line: 923]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 687#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 0 ~systemActive~0)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...