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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:33:38,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:33:38,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:33:38,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:33:38,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:33:38,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:33:38,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:33:38,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:33:38,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:33:38,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:33:38,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:33:38,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:33:38,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:33:38,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:33:38,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:33:38,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:33:38,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:33:38,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:33:38,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:33:38,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:33:38,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:33:38,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:33:38,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:33:38,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:33:38,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:33:38,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:33:38,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:33:38,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:33:38,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:33:38,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:33:38,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:33:38,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:33:38,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:33:38,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:33:38,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:33:38,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:33:38,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:33:38,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:33:38,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:33:38,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:33:38,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:33:38,825 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 22:33:38,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:33:38,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:33:38,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:33:38,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:33:38,841 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:33:38,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:33:38,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:33:38,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:33:38,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:33:38,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:33:38,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:33:38,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:33:38,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:33:38,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:33:38,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:33:38,846 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:33:38,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:33:38,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:33:38,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:33:38,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:33:38,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:33:38,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:33:38,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:33:38,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:33:38,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:33:38,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:33:38,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:33:38,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:33:38,849 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:33:38,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:33:38,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:33:38,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:33:38,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:33:38,925 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:33:38,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-20 22:33:38,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed5740ecd/2fa100ea60ad49c4aebdd5cd42dc6087/FLAG5dbc98abc [2019-09-20 22:33:39,532 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:33:39,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-20 22:33:39,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed5740ecd/2fa100ea60ad49c4aebdd5cd42dc6087/FLAG5dbc98abc [2019-09-20 22:33:39,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed5740ecd/2fa100ea60ad49c4aebdd5cd42dc6087 [2019-09-20 22:33:39,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:33:39,853 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:33:39,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:33:39,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:33:39,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:33:39,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:33:39" (1/1) ... [2019-09-20 22:33:39,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:39, skipping insertion in model container [2019-09-20 22:33:39,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:33:39" (1/1) ... [2019-09-20 22:33:39,868 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:33:39,933 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:33:40,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:33:40,408 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:33:40,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:33:40,543 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:33:40,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40 WrapperNode [2019-09-20 22:33:40,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:33:40,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:33:40,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:33:40,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:33:40,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (1/1) ... [2019-09-20 22:33:40,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (1/1) ... [2019-09-20 22:33:40,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (1/1) ... [2019-09-20 22:33:40,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (1/1) ... [2019-09-20 22:33:40,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (1/1) ... [2019-09-20 22:33:40,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (1/1) ... [2019-09-20 22:33:40,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (1/1) ... [2019-09-20 22:33:40,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:33:40,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:33:40,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:33:40,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:33:40,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:33:40" (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 22:33:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:33:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:33:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 22:33:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 22:33:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 22:33:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 22:33:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 22:33:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 22:33:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:33:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 22:33:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 22:33:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 22:33:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 22:33:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 22:33:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 22:33:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 22:33:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 22:33:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 22:33:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 22:33:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 22:33:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 22:33:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 22:33:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 22:33:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 22:33:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 22:33:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 22:33:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 22:33:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 22:33:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 22:33:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 22:33:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 22:33:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 22:33:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 22:33:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 22:33:40,744 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 22:33:40,744 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 22:33:40,744 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 22:33:40,744 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 22:33:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:33:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:33:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 22:33:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 22:33:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 22:33:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 22:33:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 22:33:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 22:33:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 22:33:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 22:33:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 22:33:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 22:33:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 22:33:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 22:33:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 22:33:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 22:33:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:33:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 22:33:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 22:33:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 22:33:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 22:33:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 22:33:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 22:33:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 22:33:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 22:33:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 22:33:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 22:33:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 22:33:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 22:33:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:33:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 22:33:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:33:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:33:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 22:33:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:33:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:33:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:33:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:33:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 22:33:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:33:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 22:33:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 22:33:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:33:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 22:33:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 22:33:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 22:33:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 22:33:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 22:33:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 22:33:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:33:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:33:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:33:42,291 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:33:42,292 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 22:33:42,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:33:42 BoogieIcfgContainer [2019-09-20 22:33:42,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:33:42,294 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:33:42,294 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:33:42,295 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:33:42,296 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:33:42" (1/1) ... [2019-09-20 22:33:42,296 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:33:42,327 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:33:42,327 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:33:42,339 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:33:42,352 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:33:42,353 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:34:06,493 WARN L191 SmtUtils]: Spent 13.27 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 22:34:08,261 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 22:34:12,332 WARN L191 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 22:34:14,280 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:34:16,193 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:34:16,224 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 13 for LOIs [2019-09-20 22:34:16,261 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 13 for LOIs [2019-09-20 22:34:16,264 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 13 for LOIs [2019-09-20 22:34:17,158 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 22:34:17,196 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 22:34:17,216 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-20 22:34:17,237 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-20 22:34:17,239 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:34:17,240 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:34:17,242 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 585#true [2019-09-20 22:34:17,257 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:34:17,257 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:34:17,261 INFO L168 Benchmark]: Toolchain (without parser) took 37406.26 ms. Allocated memory was 133.2 MB in the beginning and 447.7 MB in the end (delta: 314.6 MB). Free memory was 87.9 MB in the beginning and 287.9 MB in the end (delta: -199.9 MB). Peak memory consumption was 114.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:17,262 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:34:17,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.55 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 164.8 MB in the end (delta: -77.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:17,266 INFO L168 Benchmark]: Boogie Preprocessor took 100.35 ms. Allocated memory is still 199.8 MB. Free memory was 164.8 MB in the beginning and 160.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:17,272 INFO L168 Benchmark]: RCFGBuilder took 1648.25 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.4 MB in the beginning and 144.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:17,273 INFO L168 Benchmark]: Sifa took 34963.30 ms. Allocated memory was 224.4 MB in the beginning and 447.7 MB in the end (delta: 223.3 MB). Free memory was 144.4 MB in the beginning and 287.9 MB in the end (delta: -143.4 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:17,284 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.55 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 164.8 MB in the end (delta: -77.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.35 ms. Allocated memory is still 199.8 MB. Free memory was 164.8 MB in the beginning and 160.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1648.25 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.4 MB in the beginning and 144.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * Sifa took 34963.30 ms. Allocated memory was 224.4 MB in the beginning and 447.7 MB in the end (delta: 223.3 MB). Free memory was 144.4 MB in the beginning and 287.9 MB in the end (delta: -143.4 MB). Peak memory consumption was 79.9 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]: 34915, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 193, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 131, TOOLS_POST_TIME[ms]: 29910, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 62, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 29, TOOLS_QUANTIFIERELIM_APPLICATIONS: 230, TOOLS_QUANTIFIERELIM_TIME[ms]: 29946, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29876, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 196, FLUID_YES_ANSWERS: 196, DOMAIN_JOIN_APPLICATIONS: 67, DOMAIN_JOIN_TIME[ms]: 4525, DOMAIN_ALPHA_APPLICATIONS: 196, DOMAIN_ALPHA_TIME[ms]: 216, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 33, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 800, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 799, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34060, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34058, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 425, DAG_COMPRESSION_RETAINED_NODES: 186 - UnprovableResult [Line: 786]: 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 585#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...