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 SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 20:22:17,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 20:22:17,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 20:22:17,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 20:22:17,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 20:22:17,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 20:22:17,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 20:22:17,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 20:22:17,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 20:22:17,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 20:22:17,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 20:22:17,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 20:22:17,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 20:22:17,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 20:22:17,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 20:22:17,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 20:22:17,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 20:22:17,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 20:22:17,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 20:22:17,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 20:22:17,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 20:22:17,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 20:22:17,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 20:22:17,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 20:22:17,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 20:22:17,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 20:22:17,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 20:22:17,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 20:22:17,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 20:22:17,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 20:22:17,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 20:22:17,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 20:22:17,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 20:22:17,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 20:22:17,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 20:22:17,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 20:22:17,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 20:22:17,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 20:22:17,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 20:22:17,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 20:22:17,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 20:22:17,710 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 [2019-09-16 20:22:17,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 20:22:17,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 20:22:17,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 20:22:17,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 20:22:17,732 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 20:22:17,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 20:22:17,733 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 20:22:17,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 20:22:17,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 20:22:17,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 20:22:17,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 20:22:17,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 20:22:17,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 20:22:17,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 20:22:17,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 20:22:17,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 20:22:17,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 20:22:17,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 20:22:17,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 20:22:17,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 20:22:17,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 20:22:17,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 20:22:17,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 20:22:17,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 20:22:17,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 20:22:17,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 20:22:17,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 20:22:17,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 20:22:17,739 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 -> SIMPLIFY_DDA [2019-09-16 20:22:17,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 20:22:17,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 20:22:17,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 20:22:17,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 20:22:17,798 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 20:22:17,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-16 20:22:17,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/476905a16/391dac24db4e4719900c470e28eae48f/FLAGc167c7121 [2019-09-16 20:22:18,337 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 20:22:18,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-16 20:22:18,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/476905a16/391dac24db4e4719900c470e28eae48f/FLAGc167c7121 [2019-09-16 20:22:18,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/476905a16/391dac24db4e4719900c470e28eae48f [2019-09-16 20:22:18,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 20:22:18,674 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 20:22:18,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 20:22:18,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 20:22:18,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 20:22:18,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:22:18" (1/1) ... [2019-09-16 20:22:18,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:18, skipping insertion in model container [2019-09-16 20:22:18,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:22:18" (1/1) ... [2019-09-16 20:22:18,691 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 20:22:18,761 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 20:22:19,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:22:19,323 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 20:22:19,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:22:19,472 INFO L192 MainTranslator]: Completed translation [2019-09-16 20:22:19,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19 WrapperNode [2019-09-16 20:22:19,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 20:22:19,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 20:22:19,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 20:22:19,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 20:22:19,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (1/1) ... [2019-09-16 20:22:19,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (1/1) ... [2019-09-16 20:22:19,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (1/1) ... [2019-09-16 20:22:19,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (1/1) ... [2019-09-16 20:22:19,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (1/1) ... [2019-09-16 20:22:19,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (1/1) ... [2019-09-16 20:22:19,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (1/1) ... [2019-09-16 20:22:19,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 20:22:19,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 20:22:19,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 20:22:19,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 20:22:19,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:19" (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 [2019-09-16 20:22:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 20:22:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 20:22:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 20:22:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:22:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:22:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:22:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 20:22:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 20:22:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 20:22:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 20:22:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 20:22:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 20:22:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 20:22:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 20:22:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 20:22:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 20:22:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 20:22:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 20:22:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 20:22:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 20:22:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 20:22:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 20:22:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 20:22:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 20:22:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 20:22:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 20:22:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 20:22:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 20:22:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 20:22:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 20:22:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 20:22:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 20:22:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 20:22:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 20:22:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 20:22:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 20:22:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 20:22:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 20:22:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 20:22:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 20:22:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 20:22:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 20:22:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 20:22:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 20:22:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 20:22:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 20:22:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 20:22:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 20:22:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 20:22:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 20:22:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 20:22:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:22:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:22:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:22:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 20:22:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 20:22:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 20:22:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 20:22:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 20:22:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 20:22:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 20:22:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 20:22:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 20:22:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 20:22:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 20:22:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 20:22:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 20:22:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 20:22:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 20:22:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 20:22:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 20:22:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 20:22:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 20:22:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 20:22:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 20:22:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 20:22:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 20:22:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 20:22:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 20:22:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 20:22:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 20:22:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 20:22:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 20:22:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 20:22:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 20:22:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 20:22:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 20:22:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 20:22:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 20:22:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 20:22:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 20:22:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 20:22:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 20:22:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 20:22:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 20:22:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 20:22:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 20:22:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 20:22:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 20:22:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 20:22:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 20:22:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 20:22:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 20:22:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 20:22:21,120 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 20:22:21,121 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 20:22:21,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:22:21 BoogieIcfgContainer [2019-09-16 20:22:21,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 20:22:21,123 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 20:22:21,123 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 20:22:21,123 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 20:22:21,125 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:22:21" (1/1) ... [2019-09-16 20:22:21,125 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 [2019-09-16 20:22:21,153 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 20:22:21,154 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 20:22:21,172 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 20:22:21,182 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 20:22:21,183 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 20:22:45,921 WARN L191 SmtUtils]: Spent 15.35 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 20:22:47,612 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 20:22:51,493 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 20:22:53,267 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:22:54,973 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:22:54,999 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 20:22:55,082 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 20:22:55,124 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 20:23:06,386 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:23:11,844 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:23:29,777 WARN L191 SmtUtils]: Spent 17.87 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:23:38,748 WARN L191 SmtUtils]: Spent 8.97 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:24:10,857 WARN L191 SmtUtils]: Spent 31.98 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-09-16 20:24:26,775 WARN L191 SmtUtils]: Spent 15.92 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 20:24:42,982 WARN L191 SmtUtils]: Spent 16.20 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-16 20:24:44,361 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2019-09-16 20:24:44,493 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:24:44,785 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-16 20:24:44,892 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-16 20:24:45,009 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-16 20:24:45,393 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2019-09-16 20:24:45,732 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:24:45,957 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 20:24:46,189 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 20:24:46,586 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:24:47,013 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-16 20:24:47,117 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-16 20:24:47,227 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:24:47,392 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-16 20:24:47,404 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-16 20:24:47,851 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 20:24:48,067 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 22 for LOIs [2019-09-16 20:24:48,071 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-16 20:24:48,143 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 20:24:48,143 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 20:24:48,146 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 494#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-16 20:24:48,156 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 20:24:48,157 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 20:24:48,158 INFO L168 Benchmark]: Toolchain (without parser) took 149485.04 ms. Allocated memory was 132.1 MB in the beginning and 171.4 MB in the end (delta: 39.3 MB). Free memory was 85.9 MB in the beginning and 84.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2019-09-16 20:24:48,159 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 20:24:48,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.91 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 162.6 MB in the end (delta: -76.9 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2019-09-16 20:24:48,161 INFO L168 Benchmark]: Boogie Preprocessor took 101.01 ms. Allocated memory is still 199.2 MB. Free memory was 162.6 MB in the beginning and 158.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-16 20:24:48,162 INFO L168 Benchmark]: RCFGBuilder took 1548.21 ms. Allocated memory was 199.2 MB in the beginning and 221.2 MB in the end (delta: 22.0 MB). Free memory was 158.2 MB in the beginning and 137.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. [2019-09-16 20:24:48,163 INFO L168 Benchmark]: Sifa took 147033.85 ms. Allocated memory was 221.2 MB in the beginning and 171.4 MB in the end (delta: -49.8 MB). Free memory was 137.2 MB in the beginning and 84.3 MB in the end (delta: 52.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-16 20:24:48,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.91 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 162.6 MB in the end (delta: -76.9 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.01 ms. Allocated memory is still 199.2 MB. Free memory was 162.6 MB in the beginning and 158.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1548.21 ms. Allocated memory was 199.2 MB in the beginning and 221.2 MB in the end (delta: 22.0 MB). Free memory was 158.2 MB in the beginning and 137.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. * Sifa took 147033.85 ms. Allocated memory was 221.2 MB in the beginning and 171.4 MB in the end (delta: -49.8 MB). Free memory was 137.2 MB in the beginning and 84.3 MB in the end (delta: 52.9 MB). Peak memory consumption was 3.1 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]: 146993, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 246, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 30305, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 160, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 85, TOOLS_QUANTIFIERELIM_APPLICATIONS: 300, TOOLS_QUANTIFIERELIM_TIME[ms]: 30434, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30236, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 251, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 115743, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 290, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 216, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 110328, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 110328, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34990, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34989, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 532, DAG_COMPRESSION_RETAINED_NODES: 277 - UnprovableResult [Line: 134]: 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 494#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...