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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 08:15:00,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 08:15:00,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 08:15:00,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 08:15:00,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 08:15:00,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 08:15:00,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 08:15:00,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 08:15:00,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 08:15:00,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 08:15:00,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 08:15:00,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 08:15:00,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 08:15:00,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 08:15:00,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 08:15:00,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 08:15:00,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 08:15:00,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 08:15:00,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 08:15:00,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 08:15:00,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 08:15:00,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 08:15:00,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 08:15:00,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 08:15:00,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 08:15:00,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 08:15:00,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 08:15:00,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 08:15:00,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 08:15:00,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 08:15:00,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 08:15:00,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 08:15:00,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 08:15:00,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 08:15:00,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 08:15:00,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 08:15:00,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 08:15:00,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 08:15:00,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 08:15:00,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 08:15:00,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 08:15:00,644 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 [2019-09-19 08:15:00,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 08:15:00,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 08:15:00,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 08:15:00,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 08:15:00,660 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 08:15:00,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 08:15:00,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 08:15:00,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 08:15:00,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 08:15:00,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 08:15:00,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 08:15:00,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 08:15:00,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 08:15:00,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 08:15:00,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 08:15:00,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 08:15:00,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 08:15:00,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 08:15:00,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 08:15:00,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 08:15:00,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 08:15:00,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 08:15:00,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 08:15:00,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 08:15:00,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 08:15:00,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 08:15:00,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 08:15:00,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 08:15:00,664 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 -> InterpretCallSummarizer 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 [2019-09-19 08:15:00,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 08:15:00,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 08:15:00,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 08:15:00,715 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 08:15:00,715 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 08:15:00,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-09-19 08:15:00,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa384f88d/4be633e568734b56b55129a8a00cc797/FLAG5093ea7e3 [2019-09-19 08:15:01,201 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 08:15:01,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-09-19 08:15:01,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa384f88d/4be633e568734b56b55129a8a00cc797/FLAG5093ea7e3 [2019-09-19 08:15:01,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa384f88d/4be633e568734b56b55129a8a00cc797 [2019-09-19 08:15:01,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 08:15:01,534 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 08:15:01,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 08:15:01,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 08:15:01,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 08:15:01,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:15:01" (1/1) ... [2019-09-19 08:15:01,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0fdaa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:01, skipping insertion in model container [2019-09-19 08:15:01,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:15:01" (1/1) ... [2019-09-19 08:15:01,550 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 08:15:01,591 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 08:15:02,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:15:02,114 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 08:15:02,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:15:02,271 INFO L192 MainTranslator]: Completed translation [2019-09-19 08:15:02,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02 WrapperNode [2019-09-19 08:15:02,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 08:15:02,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 08:15:02,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 08:15:02,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 08:15:02,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (1/1) ... [2019-09-19 08:15:02,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (1/1) ... [2019-09-19 08:15:02,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (1/1) ... [2019-09-19 08:15:02,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (1/1) ... [2019-09-19 08:15:02,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (1/1) ... [2019-09-19 08:15:02,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (1/1) ... [2019-09-19 08:15:02,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (1/1) ... [2019-09-19 08:15:02,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 08:15:02,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 08:15:02,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 08:15:02,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 08:15:02,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:15:02" (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 [2019-09-19 08:15:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 08:15:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 08:15:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 08:15:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 08:15:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 08:15:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 08:15:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 08:15:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 08:15:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 08:15:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 08:15:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 08:15:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 08:15:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 08:15:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 08:15:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 08:15:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 08:15:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 08:15:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 08:15:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 08:15:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 08:15:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 08:15:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 08:15:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 08:15:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 08:15:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 08:15:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 08:15:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-19 08:15:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 08:15:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 08:15:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 08:15:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 08:15:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 08:15:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 08:15:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 08:15:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 08:15:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 08:15:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 08:15:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 08:15:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 08:15:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 08:15:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 08:15:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 08:15:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 08:15:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 08:15:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 08:15:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 08:15:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 08:15:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 08:15:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 08:15:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 08:15:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 08:15:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 08:15:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 08:15:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 08:15:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 08:15:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 08:15:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 08:15:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 08:15:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 08:15:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 08:15:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 08:15:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 08:15:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 08:15:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 08:15:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 08:15:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 08:15:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 08:15:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 08:15:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 08:15:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 08:15:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 08:15:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 08:15:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 08:15:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 08:15:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 08:15:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 08:15:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 08:15:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 08:15:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 08:15:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 08:15:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 08:15:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 08:15:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 08:15:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 08:15:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 08:15:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 08:15:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 08:15:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 08:15:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 08:15:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 08:15:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 08:15:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-19 08:15:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 08:15:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 08:15:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 08:15:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 08:15:04,062 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 08:15:04,063 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 08:15:04,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:15:04 BoogieIcfgContainer [2019-09-19 08:15:04,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 08:15:04,065 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 08:15:04,065 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 08:15:04,065 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 08:15:04,066 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:15:04" (1/1) ... [2019-09-19 08:15:04,067 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 08:15:04,095 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 08:15:04,095 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 08:15:04,107 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 08:15:04,117 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 08:15:04,119 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 08:15:16,571 WARN L191 SmtUtils]: Spent 12.34 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 08:15:27,912 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 08:15:46,540 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 08:15:48,295 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 08:15:52,183 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 08:15:52,193 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 08:15:53,984 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:15:55,817 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:15:57,599 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:15:59,323 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:16:01,117 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:16:02,873 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:16:04,666 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:16:06,443 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:16:06,450 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 08:16:06,455 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 08:16:10,081 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-19 08:16:11,840 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:16:22,842 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification. DAG size of input: 452 DAG size of output: 447 [2019-09-19 08:16:28,195 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 08:16:39,155 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification. DAG size of input: 452 DAG size of output: 447 [2019-09-19 08:16:44,530 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 08:16:46,454 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 429 DAG size of output: 1 [2019-09-19 08:16:56,708 WARN L191 SmtUtils]: Spent 10.25 s on a formula simplification. DAG size of input: 431 DAG size of output: 430 [2019-09-19 08:17:01,884 WARN L191 SmtUtils]: Spent 5.17 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 08:17:07,041 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 08:17:12,194 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 08:17:29,992 WARN L191 SmtUtils]: Spent 17.78 s on a formula simplification. DAG size of input: 469 DAG size of output: 463 [2019-09-19 08:17:37,966 WARN L191 SmtUtils]: Spent 7.97 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 08:17:43,054 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:17:48,144 WARN L191 SmtUtils]: Spent 5.09 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:18:12,822 WARN L191 SmtUtils]: Spent 24.67 s on a formula simplification. DAG size of input: 476 DAG size of output: 476 [2019-09-19 08:18:14,094 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:15,144 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-19 08:18:15,483 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-19 08:18:16,676 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:17,180 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-19 08:18:17,344 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-19 08:18:17,813 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2019-09-19 08:18:17,922 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-19 08:18:18,220 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-19 08:18:19,392 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:19,825 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-19 08:18:20,364 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-19 08:18:20,718 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-19 08:18:21,858 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:22,838 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-19 08:18:23,192 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-19 08:18:24,039 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2019-09-19 08:18:24,309 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2019-09-19 08:18:24,609 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:25,091 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:25,250 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:25,408 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:25,564 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:25,721 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:25,878 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:26,342 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2019-09-19 08:18:26,453 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-19 08:18:26,751 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-19 08:18:27,881 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:28,295 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-19 08:18:28,449 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-19 08:18:28,874 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-19 08:18:29,220 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-19 08:18:30,344 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:31,298 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-19 08:18:31,648 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-19 08:18:32,760 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:33,259 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-19 08:18:33,459 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-19 08:18:34,087 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2019-09-19 08:18:34,193 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-19 08:18:34,490 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-19 08:18:35,660 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-19 08:18:36,054 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-19 08:18:36,207 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-19 08:18:36,633 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-19 08:18:36,980 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-19 08:18:38,120 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:39,102 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-19 08:18:39,442 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-19 08:18:40,614 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-19 08:18:41,066 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2019-09-19 08:18:41,255 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2019-09-19 08:18:41,707 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-19 08:18:41,811 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 08:18:42,058 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-19 08:18:42,069 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-19 08:18:42,258 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2019-09-19 08:18:43,177 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2019-09-19 08:18:43,420 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-19 08:18:43,735 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2019-09-19 08:18:43,929 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-09-19 08:18:44,264 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-19 08:18:45,211 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:45,478 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-19 08:18:45,794 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 08:18:46,054 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-19 08:18:46,449 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:47,437 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:47,711 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-19 08:18:48,045 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2019-09-19 08:18:48,291 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-19 08:18:48,858 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-19 08:18:49,950 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2019-09-19 08:18:50,219 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2019-09-19 08:18:50,544 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2019-09-19 08:18:50,761 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-19 08:18:51,147 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-09-19 08:18:51,434 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2019-09-19 08:18:52,386 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 08:18:52,649 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-19 08:18:52,935 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 46 [2019-09-19 08:18:53,160 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2019-09-19 08:18:53,605 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-19 08:18:53,866 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 36 [2019-09-19 08:18:54,906 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2019-09-19 08:18:55,181 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2019-09-19 08:18:55,525 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 44 [2019-09-19 08:18:55,752 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 46 [2019-09-19 08:18:56,027 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-19 08:18:56,254 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-19 08:18:57,398 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-19 08:18:57,713 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 08:18:58,838 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-19 08:18:58,911 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-19 08:18:58,940 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-19 08:18:58,960 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 08:18:58,960 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 08:18:58,962 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4047#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-19 08:18:58,972 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 08:18:58,973 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 08:18:58,974 INFO L168 Benchmark]: Toolchain (without parser) took 237440.48 ms. Allocated memory was 133.7 MB in the beginning and 174.1 MB in the end (delta: 40.4 MB). Free memory was 88.5 MB in the beginning and 80.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 48.8 MB. Max. memory is 7.1 GB. [2019-09-19 08:18:58,975 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 08:18:58,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.17 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 88.1 MB in the beginning and 164.1 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-19 08:18:58,976 INFO L168 Benchmark]: Boogie Preprocessor took 136.61 ms. Allocated memory is still 201.9 MB. Free memory was 164.1 MB in the beginning and 159.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-19 08:18:58,977 INFO L168 Benchmark]: RCFGBuilder took 1655.35 ms. Allocated memory was 201.9 MB in the beginning and 228.1 MB in the end (delta: 26.2 MB). Free memory was 159.6 MB in the beginning and 144.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2019-09-19 08:18:58,978 INFO L168 Benchmark]: Sifa took 234908.09 ms. Allocated memory was 228.1 MB in the beginning and 174.1 MB in the end (delta: -54.0 MB). Free memory was 144.6 MB in the beginning and 80.1 MB in the end (delta: 64.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-09-19 08:18:58,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 737.17 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 88.1 MB in the beginning and 164.1 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.61 ms. Allocated memory is still 201.9 MB. Free memory was 164.1 MB in the beginning and 159.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1655.35 ms. Allocated memory was 201.9 MB in the beginning and 228.1 MB in the end (delta: 26.2 MB). Free memory was 159.6 MB in the beginning and 144.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * Sifa took 234908.09 ms. Allocated memory was 228.1 MB in the beginning and 174.1 MB in the end (delta: -54.0 MB). Free memory was 144.6 MB in the beginning and 80.1 MB in the end (delta: 64.5 MB). Peak memory consumption was 10.5 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]: 234867, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1937, DAG_INTERPRETER_EARLY_EXITS: 19, TOOLS_POST_APPLICATIONS: 1383, TOOLS_POST_TIME[ms]: 269, TOOLS_POST_CALL_APPLICATIONS: 497, TOOLS_POST_CALL_TIME[ms]: 282, TOOLS_POST_RETURN_APPLICATIONS: 488, TOOLS_POST_RETURN_TIME[ms]: 24574, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2267, TOOLS_QUANTIFIERELIM_TIME[ms]: 24824, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24269, FLUID_QUERY_TIME[ms]: 32, FLUID_QUERIES: 1951, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 763, DOMAIN_JOIN_TIME[ms]: 208085, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 832, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 289, DOMAIN_ISBOTTOM_TIME[ms]: 516, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 159714, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 159713, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 488, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 114809, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 532, DAG_COMPRESSION_RETAINED_NODES: 270 - UnprovableResult [Line: 863]: 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 4047#(and (<= ~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...