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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:26:26,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:26:26,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:26:26,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:26:26,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:26:26,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:26:26,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:26:26,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:26:26,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:26:26,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:26:26,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:26:26,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:26:26,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:26:26,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:26:26,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:26:26,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:26:26,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:26:26,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:26:26,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:26:26,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:26:26,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:26:26,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:26:26,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:26:26,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:26:26,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:26:26,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:26:26,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:26:26,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:26:26,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:26:26,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:26:26,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:26:26,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:26:26,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:26:26,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:26:26,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:26:26,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:26:26,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:26:26,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:26:26,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:26:26,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:26:26,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:26:26,809 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 [2019-09-18 14:26:26,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:26:26,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:26:26,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:26:26,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:26:26,830 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:26:26,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:26:26,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:26:26,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:26:26,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:26:26,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:26:26,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:26:26,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:26:26,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:26:26,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:26:26,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:26:26,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:26:26,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:26:26,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:26:26,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:26:26,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:26:26,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:26:26,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:26:26,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:26:26,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:26:26,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:26:26,834 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:26:26,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:26:26,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:26:26,835 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 14:26:26,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:26:26,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:26:26,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:26:26,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:26:26,894 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:26:26,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-09-18 14:26:26,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03245fe42/c4dd24acd38c45b59f1e3f7bc4429ca4/FLAGbf11b1f3d [2019-09-18 14:26:27,513 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:26:27,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-09-18 14:26:27,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03245fe42/c4dd24acd38c45b59f1e3f7bc4429ca4/FLAGbf11b1f3d [2019-09-18 14:26:27,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03245fe42/c4dd24acd38c45b59f1e3f7bc4429ca4 [2019-09-18 14:26:27,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:26:27,793 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:26:27,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:26:27,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:26:27,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:26:27,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:26:27" (1/1) ... [2019-09-18 14:26:27,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@545a310a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:27, skipping insertion in model container [2019-09-18 14:26:27,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:26:27" (1/1) ... [2019-09-18 14:26:27,809 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:26:27,865 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:26:28,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:26:28,316 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:26:28,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:26:28,521 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:26:28,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28 WrapperNode [2019-09-18 14:26:28,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:26:28,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:26:28,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:26:28,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:26:28,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (1/1) ... [2019-09-18 14:26:28,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (1/1) ... [2019-09-18 14:26:28,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (1/1) ... [2019-09-18 14:26:28,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (1/1) ... [2019-09-18 14:26:28,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (1/1) ... [2019-09-18 14:26:28,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (1/1) ... [2019-09-18 14:26:28,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (1/1) ... [2019-09-18 14:26:28,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:26:28,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:26:28,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:26:28,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:26:28,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:26:28" (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 [2019-09-18 14:26:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:26:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:26:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:26:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:26:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:26:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:26:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:26:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:26:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:26:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:26:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:26:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:26:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 14:26:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:26:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:26:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:26:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:26:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:26:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:26:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:26:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:26:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:26:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:26:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:26:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:26:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:26:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:26:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:26:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:26:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:26:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:26:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:26:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:26:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:26:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:26:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:26:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:26:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:26:28,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:26:28,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 14:26:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:26:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:26:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:26:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:26:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:26:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:26:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:26:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:26:28,682 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:26:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:26:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:26:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:26:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 14:26:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:26:28,683 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:26:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:26:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:26:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:26:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:26:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:26:28,684 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:26:28,685 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 14:26:28,685 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:26:28,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:26:28,685 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:26:28,685 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:26:28,685 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:26:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:26:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:26:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:26:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:26:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:26:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:26:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:26:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:26:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:26:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:26:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:26:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:26:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:26:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:26:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:26:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:26:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:26:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:26:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:26:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:26:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:26:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:26:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:26:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:26:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:26:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:26:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:26:29,872 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:26:29,873 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:26:29,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:26:29 BoogieIcfgContainer [2019-09-18 14:26:29,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:26:29,875 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:26:29,875 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:26:29,875 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:26:29,877 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:26:29" (1/1) ... [2019-09-18 14:26:29,877 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=SizeLimitFluid [2019-09-18 14:26:29,907 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:26:29,907 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:26:29,922 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:26:29,935 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:26:29,940 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:26:30,579 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-18 14:26:30,740 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-18 14:26:31,037 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-18 14:26:31,277 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 78 [2019-09-18 14:26:31,713 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-18 14:26:32,158 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-18 14:26:32,732 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 139 [2019-09-18 14:26:33,256 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 136 [2019-09-18 14:26:34,043 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 161 [2019-09-18 14:26:34,785 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 160 [2019-09-18 14:26:35,784 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 180 [2019-09-18 14:26:36,546 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 175 [2019-09-18 14:26:37,883 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 232 DAG size of output: 204 [2019-09-18 14:26:38,779 WARN L191 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 199 [2019-09-18 14:26:40,389 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 267 DAG size of output: 213 [2019-09-18 14:26:41,443 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 208 [2019-09-18 14:26:41,750 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:26:43,399 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 304 DAG size of output: 222 [2019-09-18 14:26:44,513 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 217 [2019-09-18 14:26:45,032 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 14:26:46,929 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 346 DAG size of output: 230 [2019-09-18 14:26:48,143 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 269 DAG size of output: 227 [2019-09-18 14:26:48,805 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-18 14:26:51,247 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 392 DAG size of output: 240 [2019-09-18 14:26:52,592 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 283 DAG size of output: 237 [2019-09-18 14:26:53,437 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-18 14:26:56,268 WARN L191 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 456 DAG size of output: 250 [2019-09-18 14:26:57,756 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 293 DAG size of output: 247 [2019-09-18 14:26:58,511 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-18 14:27:01,004 WARN L191 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 480 DAG size of output: 260 [2019-09-18 14:27:01,319 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 14:27:02,739 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 313 DAG size of output: 259 [2019-09-18 14:27:04,121 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-18 14:27:08,088 WARN L191 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 532 DAG size of output: 272 [2019-09-18 14:27:08,370 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 14:27:09,963 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 331 DAG size of output: 271 [2019-09-18 14:27:11,598 WARN L191 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-09-18 14:27:16,523 WARN L191 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 543 DAG size of output: 285 [2019-09-18 14:27:18,440 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 341 DAG size of output: 280 [2019-09-18 14:27:20,449 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 14:27:26,367 WARN L191 SmtUtils]: Spent 5.90 s on a formula simplification. DAG size of input: 603 DAG size of output: 293 [2019-09-18 14:27:26,745 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:27:28,646 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 361 DAG size of output: 294 [2019-09-18 14:27:31,113 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-18 14:27:38,015 WARN L191 SmtUtils]: Spent 6.89 s on a formula simplification. DAG size of input: 673 DAG size of output: 307 [2019-09-18 14:27:38,458 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 14:27:40,522 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 383 DAG size of output: 308 [2019-09-18 14:27:42,526 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 587 [2019-09-18 14:27:48,150 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification. DAG size of input: 823 DAG size of output: 321 [2019-09-18 14:27:48,519 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 14:27:50,682 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 390 DAG size of output: 318 [2019-09-18 14:27:54,250 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 661 [2019-09-18 14:28:03,818 WARN L191 SmtUtils]: Spent 9.55 s on a formula simplification. DAG size of input: 830 DAG size of output: 335 [2019-09-18 14:28:04,208 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:28:06,642 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 408 DAG size of output: 332 [2019-09-18 14:28:10,998 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:28:22,201 WARN L191 SmtUtils]: Spent 11.18 s on a formula simplification. DAG size of input: 928 DAG size of output: 345 [2019-09-18 14:28:22,628 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 14:28:25,257 WARN L191 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 406 DAG size of output: 342 [2019-09-18 14:28:30,277 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:28:43,478 WARN L191 SmtUtils]: Spent 13.17 s on a formula simplification. DAG size of input: 996 DAG size of output: 378 [2019-09-18 14:28:43,979 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:28:46,903 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 449 DAG size of output: 373 [2019-09-18 14:28:52,786 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:29:07,984 WARN L191 SmtUtils]: Spent 15.17 s on a formula simplification. DAG size of input: 1031 DAG size of output: 405 [2019-09-18 14:29:08,559 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:29:12,070 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 474 DAG size of output: 406 [2019-09-18 14:29:18,786 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:29:39,676 WARN L191 SmtUtils]: Spent 20.86 s on a formula simplification. DAG size of input: 1232 DAG size of output: 423 [2019-09-18 14:29:40,226 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:29:44,106 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 505 DAG size of output: 420 [2019-09-18 14:29:47,454 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 14:29:49,137 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:29:49,148 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 14:29:49,210 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 14:29:49,226 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 14:30:01,578 WARN L191 SmtUtils]: Spent 12.14 s on a formula simplification. DAG size of input: 458 DAG size of output: 457 [2019-09-18 14:30:07,310 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:30:18,933 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 458 DAG size of output: 457 [2019-09-18 14:30:24,813 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:30:40,403 WARN L191 SmtUtils]: Spent 15.51 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-18 14:30:40,804 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 14:30:56,076 WARN L191 SmtUtils]: Spent 15.27 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-18 14:30:56,747 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 76 [2019-09-18 14:30:57,118 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 76 [2019-09-18 14:30:57,537 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2019-09-18 14:30:57,645 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 14:30:57,949 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 14:30:58,250 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 14:30:59,592 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 14:30:59,932 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 14:31:02,194 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 14:31:04,481 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 14:31:07,283 WARN L191 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 498 DAG size of output: 120 [2019-09-18 14:31:07,663 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 14:31:10,362 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 498 DAG size of output: 120 [2019-09-18 14:31:10,739 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 14:31:11,750 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 130 [2019-09-18 14:31:12,711 WARN L191 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 130 [2019-09-18 14:31:17,071 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 485 DAG size of output: 463 [2019-09-18 14:31:18,918 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 14:31:21,427 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 479 DAG size of output: 49 [2019-09-18 14:31:23,897 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 479 DAG size of output: 49 [2019-09-18 14:31:24,357 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 59 [2019-09-18 14:31:24,711 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 59 [2019-09-18 14:31:25,037 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 37 [2019-09-18 14:31:27,471 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 479 DAG size of output: 49 [2019-09-18 14:31:29,927 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 479 DAG size of output: 49 [2019-09-18 14:31:30,394 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 59 [2019-09-18 14:31:30,744 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 59 [2019-09-18 14:31:30,820 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 26 for LOIs [2019-09-18 14:31:31,227 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 14:31:31,448 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-18 14:31:31,681 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 14:31:31,930 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-09-18 14:31:32,204 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-18 14:31:32,476 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2019-09-18 14:31:32,756 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2019-09-18 14:31:33,097 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-18 14:31:33,207 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 14:31:33,372 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-18 14:31:33,376 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 14:31:33,405 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 14:31:33,405 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 14:31:33,407 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 748#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-18 14:31:33,417 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 14:31:33,417 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 14:31:33,418 INFO L168 Benchmark]: Toolchain (without parser) took 305626.50 ms. Allocated memory was 139.5 MB in the beginning and 147.8 MB in the end (delta: 8.4 MB). Free memory was 87.0 MB in the beginning and 103.3 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 14:31:33,419 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-18 14:31:33,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.70 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 86.8 MB in the beginning and 164.2 MB in the end (delta: -77.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-18 14:31:33,420 INFO L168 Benchmark]: Boogie Preprocessor took 97.74 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 160.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-18 14:31:33,420 INFO L168 Benchmark]: RCFGBuilder took 1254.66 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 159.8 MB in the beginning and 173.7 MB in the end (delta: -13.9 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. [2019-09-18 14:31:33,420 INFO L168 Benchmark]: Sifa took 303542.81 ms. Allocated memory was 222.3 MB in the beginning and 147.8 MB in the end (delta: -74.4 MB). Free memory was 173.7 MB in the beginning and 103.3 MB in the end (delta: 70.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 14:31:33,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 727.70 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 86.8 MB in the beginning and 164.2 MB in the end (delta: -77.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.74 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 160.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1254.66 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 159.8 MB in the beginning and 173.7 MB in the end (delta: -13.9 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. * Sifa took 303542.81 ms. Allocated memory was 222.3 MB in the beginning and 147.8 MB in the end (delta: -74.4 MB). Free memory was 173.7 MB in the beginning and 103.3 MB in the end (delta: 70.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 303501, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 467, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 390, TOOLS_POST_TIME[ms]: 194206, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 177, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 76, TOOLS_QUANTIFIERELIM_APPLICATIONS: 520, TOOLS_QUANTIFIERELIM_TIME[ms]: 194264, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 32034, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 476, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 89, DOMAIN_JOIN_TIME[ms]: 96884, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 11457, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 55, DOMAIN_ISBOTTOM_TIME[ms]: 473, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 97953, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 97953, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 200478, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 200478, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 702, DAG_COMPRESSION_RETAINED_NODES: 369 - UnprovableResult [Line: 289]: 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 748#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~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...