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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:10:34,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:10:34,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:10:34,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:10:34,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:10:34,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:10:34,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:10:34,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:10:34,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:10:34,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:10:34,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:10:34,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:10:34,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:10:34,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:10:34,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:10:34,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:10:34,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:10:34,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:10:34,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:10:34,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:10:34,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:10:34,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:10:34,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:10:34,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:10:34,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:10:34,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:10:34,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:10:34,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:10:34,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:10:34,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:10:34,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:10:34,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:10:34,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:10:34,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:10:34,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:10:34,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:10:34,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:10:34,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:10:34,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:10:34,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:10:34,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:10:34,815 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 15:10:34,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:10:34,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:10:34,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:10:34,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:10:34,831 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:10:34,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:10:34,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:10:34,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:10:34,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:10:34,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:10:34,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:10:34,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:10:34,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:10:34,833 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:10:34,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:10:34,834 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:10:34,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:10:34,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:10:34,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:10:34,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:10:34,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:10:34,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:10:34,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:10:34,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:10:34,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:10:34,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:10:34,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:10:34,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:10:34,836 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 -> 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 -> NONE [2019-09-20 15:10:34,867 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:10:34,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:10:34,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:10:34,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:10:34,885 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:10:34,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 15:10:34,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1363ad475/59cf1d9fb7de41e28911631ec0542182/FLAG7cbfbf7b8 [2019-09-20 15:10:35,564 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:10:35,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 15:10:35,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1363ad475/59cf1d9fb7de41e28911631ec0542182/FLAG7cbfbf7b8 [2019-09-20 15:10:35,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1363ad475/59cf1d9fb7de41e28911631ec0542182 [2019-09-20 15:10:35,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:10:35,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:10:35,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:35,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:10:35,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:10:35,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:35" (1/1) ... [2019-09-20 15:10:35,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7761132b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:35, skipping insertion in model container [2019-09-20 15:10:35,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:35" (1/1) ... [2019-09-20 15:10:35,879 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:10:35,950 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:10:36,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:36,410 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:10:36,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:36,596 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:10:36,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36 WrapperNode [2019-09-20 15:10:36,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:36,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:10:36,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:10:36,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:10:36,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (1/1) ... [2019-09-20 15:10:36,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (1/1) ... [2019-09-20 15:10:36,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (1/1) ... [2019-09-20 15:10:36,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (1/1) ... [2019-09-20 15:10:36,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (1/1) ... [2019-09-20 15:10:36,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (1/1) ... [2019-09-20 15:10:36,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (1/1) ... [2019-09-20 15:10:36,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:10:36,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:10:36,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:10:36,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:10:36,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:36" (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 15:10:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:10:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:10:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:10:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:10:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:10:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:10:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:10:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:10:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:10:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:10:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:10:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:10:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:10:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:10:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:10:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:10:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:10:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:10:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:10:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 15:10:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:10:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:10:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:10:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:10:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:10:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:10:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:10:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:10:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:10:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:10:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:10:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:10:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:10:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:10:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:10:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:10:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:10:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:10:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:10:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:10:36,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:10:36,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:10:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:10:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:10:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:10:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:10:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:10:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:10:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:10:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:10:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:10:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:10:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:10:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:10:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:10:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:10:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:10:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:10:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:10:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:10:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:10:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:10:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:10:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:10:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:10:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:10:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:10:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:10:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:10:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:10:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:10:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:10:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:10:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:10:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:10:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:10:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:10:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:10:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:10:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 15:10:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:10:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:10:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:10:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:10:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:10:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:10:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:10:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:10:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:10:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:10:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:10:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:10:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:10:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:10:38,408 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:10:38,409 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:10:38,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:38 BoogieIcfgContainer [2019-09-20 15:10:38,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:10:38,411 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:10:38,411 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:10:38,411 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:10:38,413 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:38" (1/1) ... [2019-09-20 15:10:38,413 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:10:38,438 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:10:38,438 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:10:38,447 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:10:38,459 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:10:38,461 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:10:50,477 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:10:50,504 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:10:50,552 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:10:50,569 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:10:54,144 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:10:54,162 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:10:54,172 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 15:10:54,177 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:10:54,179 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:10:54,179 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:10:54,183 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1563#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:10:54,206 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:10:54,207 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:10:54,212 INFO L168 Benchmark]: Toolchain (without parser) took 18352.21 ms. Allocated memory was 140.5 MB in the beginning and 347.1 MB in the end (delta: 206.6 MB). Free memory was 86.0 MB in the beginning and 137.9 MB in the end (delta: -52.0 MB). Peak memory consumption was 154.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:54,213 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:10:54,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.52 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 165.9 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:54,218 INFO L168 Benchmark]: Boogie Preprocessor took 96.97 ms. Allocated memory is still 200.8 MB. Free memory was 165.9 MB in the beginning and 161.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:54,228 INFO L168 Benchmark]: RCFGBuilder took 1715.69 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 161.7 MB in the beginning and 137.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:54,233 INFO L168 Benchmark]: Sifa took 15796.85 ms. Allocated memory was 227.0 MB in the beginning and 347.1 MB in the end (delta: 120.1 MB). Free memory was 137.5 MB in the beginning and 137.9 MB in the end (delta: -436.2 kB). Peak memory consumption was 119.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:54,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.52 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 165.9 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.97 ms. Allocated memory is still 200.8 MB. Free memory was 165.9 MB in the beginning and 161.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1715.69 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 161.7 MB in the beginning and 137.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. * Sifa took 15796.85 ms. Allocated memory was 227.0 MB in the beginning and 347.1 MB in the end (delta: 120.1 MB). Free memory was 137.5 MB in the beginning and 137.9 MB in the end (delta: -436.2 kB). Peak memory consumption was 119.6 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]: 15745, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 804, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 541, TOOLS_POST_TIME[ms]: 12585, TOOLS_POST_CALL_APPLICATIONS: 212, TOOLS_POST_CALL_TIME[ms]: 1118, TOOLS_POST_RETURN_APPLICATIONS: 203, TOOLS_POST_RETURN_TIME[ms]: 786, TOOLS_QUANTIFIERELIM_APPLICATIONS: 956, TOOLS_QUANTIFIERELIM_TIME[ms]: 14080, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11939, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 838, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 245, DOMAIN_JOIN_TIME[ms]: 87, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 15, DOMAIN_WIDEN_TIME[ms]: 11, DOMAIN_ISSUBSETEQ_APPLICATIONS: 34, DOMAIN_ISSUBSETEQ_TIME[ms]: 198, DOMAIN_ISBOTTOM_APPLICATIONS: 140, DOMAIN_ISBOTTOM_TIME[ms]: 718, LOOP_SUMMARIZER_APPLICATIONS: 19, LOOP_SUMMARIZER_CACHE_MISSES: 19, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3052, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3051, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 34, CALL_SUMMARIZER_APPLICATIONS: 203, CALL_SUMMARIZER_CACHE_MISSES: 32, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12082, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12080, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 50, DAG_COMPRESSION_PROCESSED_NODES: 763, DAG_COMPRESSION_RETAINED_NODES: 392 - UnprovableResult [Line: 410]: 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 1563#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...