java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:35:28,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:35:28,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:35:28,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:35:28,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:35:28,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:35:28,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:35:28,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:35:28,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:35:28,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:35:28,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:35:28,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:35:28,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:35:28,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:35:28,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:35:28,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:35:28,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:35:28,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:35:28,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:35:28,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:35:28,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:35:28,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:35:28,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:35:28,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:35:28,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:35:28,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:35:28,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:35:28,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:35:28,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:35:28,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:35:28,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:35:28,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:35:28,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:35:28,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:35:28,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:35:28,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:35:28,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:35:28,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:35:28,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:35:28,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:35:28,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:35:28,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 13:35:28,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:35:28,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:35:28,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:35:28,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:35:28,569 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:35:28,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:35:28,571 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:35:28,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:35:28,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:35:28,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:35:28,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:35:28,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:35:28,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:35:28,573 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:35:28,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:35:28,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:35:28,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:35:28,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:35:28,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:35:28,574 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:35:28,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:35:28,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:35:28,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:35:28,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:35:28,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:35:28,577 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:35:28,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:35:28,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:35:28,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 13:35:28,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:35:28,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:35:28,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:35:28,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:35:28,648 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:35:28,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-18 13:35:28,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6402dee4/57408003fe544ccfa1e97be09096cd52/FLAG6b0b9cc85 [2019-09-18 13:35:29,180 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:35:29,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-18 13:35:29,194 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6402dee4/57408003fe544ccfa1e97be09096cd52/FLAG6b0b9cc85 [2019-09-18 13:35:29,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6402dee4/57408003fe544ccfa1e97be09096cd52 [2019-09-18 13:35:29,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:35:29,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:35:29,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:35:29,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:35:29,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:35:29,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:35:29" (1/1) ... [2019-09-18 13:35:29,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f101467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:29, skipping insertion in model container [2019-09-18 13:35:29,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:35:29" (1/1) ... [2019-09-18 13:35:29,503 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:35:29,567 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:35:30,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:35:30,211 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:35:30,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:35:30,379 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:35:30,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30 WrapperNode [2019-09-18 13:35:30,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:35:30,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:35:30,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:35:30,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:35:30,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... [2019-09-18 13:35:30,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... [2019-09-18 13:35:30,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... [2019-09-18 13:35:30,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... [2019-09-18 13:35:30,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... [2019-09-18 13:35:30,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... [2019-09-18 13:35:30,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... [2019-09-18 13:35:30,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:35:30,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:35:30,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:35:30,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:35:30,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:35:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:35:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:35:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:35:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:35:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:35:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:35:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:35:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:35:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:35:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:35:30,604 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:35:30,604 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:35:30,605 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:35:30,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:35:30,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:35:30,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:35:30,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:35:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:35:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:35:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:35:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:35:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:35:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:35:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:35:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:35:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:35:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 13:35:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 13:35:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-18 13:35:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:35:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:35:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 13:35:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 13:35:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:35:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 13:35:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:35:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:35:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:35:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:35:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:35:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 13:35:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 13:35:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 13:35:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:35:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:35:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:35:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:35:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:35:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:35:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:35:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:35:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:35:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:35:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:35:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:35:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:35:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:35:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:35:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:35:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:35:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:35:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:35:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:35:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:35:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:35:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:35:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:35:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:35:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:35:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:35:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:35:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:35:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:35:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:35:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:35:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:35:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:35:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:35:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:35:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:35:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:35:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:35:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 13:35:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 13:35:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:35:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-18 13:35:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 13:35:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:35:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:35:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:35:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 13:35:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 13:35:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 13:35:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 13:35:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 13:35:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:35:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:35:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:35:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:35:32,023 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:35:32,024 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:35:32,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:35:32 BoogieIcfgContainer [2019-09-18 13:35:32,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:35:32,027 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:35:32,027 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:35:32,027 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:35:32,029 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:35:32" (1/1) ... [2019-09-18 13:35:32,029 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 13:35:32,062 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:35:32,062 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:35:32,075 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:35:32,085 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:35:32,087 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:35:32,702 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-09-18 13:35:32,858 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-18 13:35:33,062 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2019-09-18 13:35:33,255 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 13:35:33,530 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 69 [2019-09-18 13:35:33,771 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 66 [2019-09-18 13:35:34,165 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 79 [2019-09-18 13:35:34,493 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 76 [2019-09-18 13:35:35,050 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 89 [2019-09-18 13:35:35,457 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 88 [2019-09-18 13:35:36,188 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 101 [2019-09-18 13:35:36,668 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 100 [2019-09-18 13:35:37,571 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 114 [2019-09-18 13:35:38,100 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 109 [2019-09-18 13:35:38,396 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 13:35:39,064 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 122 [2019-09-18 13:35:39,784 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 123 [2019-09-18 13:35:40,107 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 13:35:40,939 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 136 [2019-09-18 13:35:41,120 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 13:35:41,789 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 137 [2019-09-18 13:35:42,297 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 13:35:43,742 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 285 DAG size of output: 150 [2019-09-18 13:35:44,589 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 147 [2019-09-18 13:35:45,106 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 13:35:46,428 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 306 DAG size of output: 165 [2019-09-18 13:35:47,403 WARN L191 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 160 [2019-09-18 13:35:48,217 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 13:35:50,476 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 413 DAG size of output: 174 [2019-09-18 13:35:51,558 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 169 [2019-09-18 13:35:52,640 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 13:35:55,793 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 480 DAG size of output: 214 [2019-09-18 13:35:57,126 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 261 DAG size of output: 209 [2019-09-18 13:35:58,483 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 13:36:02,522 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 573 DAG size of output: 241 [2019-09-18 13:36:04,076 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 282 DAG size of output: 236 [2019-09-18 13:36:05,732 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 13:36:10,371 WARN L191 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 632 DAG size of output: 260 [2019-09-18 13:36:12,152 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 301 DAG size of output: 255 [2019-09-18 13:36:14,245 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 13:36:19,996 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification. DAG size of input: 684 DAG size of output: 279 [2019-09-18 13:36:20,422 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 13:36:22,160 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 328 DAG size of output: 276 [2019-09-18 13:36:24,678 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 13:36:31,405 WARN L191 SmtUtils]: Spent 6.71 s on a formula simplification. DAG size of input: 725 DAG size of output: 289 [2019-09-18 13:36:31,743 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 13:36:33,636 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 342 DAG size of output: 286 [2019-09-18 13:36:36,613 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 13:36:44,742 WARN L191 SmtUtils]: Spent 8.11 s on a formula simplification. DAG size of input: 823 DAG size of output: 307 [2019-09-18 13:36:45,078 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 13:36:47,094 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 371 DAG size of output: 302 [2019-09-18 13:36:49,620 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 13:36:56,329 WARN L191 SmtUtils]: Spent 6.69 s on a formula simplification. DAG size of input: 906 DAG size of output: 328 [2019-09-18 13:36:56,740 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 13:36:59,323 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 393 DAG size of output: 325 [2019-09-18 13:37:02,297 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 13:37:09,515 WARN L191 SmtUtils]: Spent 7.19 s on a formula simplification. DAG size of input: 925 DAG size of output: 361 [2019-09-18 13:37:09,991 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 13:37:12,787 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 420 DAG size of output: 360 [2019-09-18 13:37:18,003 WARN L191 SmtUtils]: Spent 2.76 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 13:37:31,659 WARN L191 SmtUtils]: Spent 13.63 s on a formula simplification. DAG size of input: 923 DAG size of output: 380 [2019-09-18 13:37:32,163 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 13:37:35,321 WARN L191 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 447 DAG size of output: 377 [2019-09-18 13:37:41,158 WARN L191 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 13:37:56,054 WARN L191 SmtUtils]: Spent 14.87 s on a formula simplification. DAG size of input: 1026 DAG size of output: 402 [2019-09-18 13:37:56,628 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:38:00,278 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 475 DAG size of output: 403 [2019-09-18 13:38:06,966 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 13:38:26,230 WARN L191 SmtUtils]: Spent 19.23 s on a formula simplification. DAG size of input: 1172 DAG size of output: 420 [2019-09-18 13:38:26,771 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:38:30,666 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 487 DAG size of output: 417 [2019-09-18 13:38:34,123 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 13:38:35,903 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 13:38:35,913 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 13:38:35,978 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 13:38:35,982 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 13:38:47,233 WARN L191 SmtUtils]: Spent 11.07 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 13:38:52,633 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 13:39:03,543 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 13:39:08,928 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 13:39:20,053 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 461 DAG size of output: 451 [2019-09-18 13:39:25,563 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 13:39:43,247 WARN L191 SmtUtils]: Spent 17.65 s on a formula simplification. DAG size of input: 464 DAG size of output: 461 [2019-09-18 13:39:52,023 WARN L191 SmtUtils]: Spent 8.77 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 13:40:12,563 WARN L191 SmtUtils]: Spent 19.11 s on a formula simplification. DAG size of input: 459 DAG size of output: 451 [2019-09-18 13:40:17,881 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 13:40:31,581 WARN L191 SmtUtils]: Spent 13.68 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 13:40:32,517 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:32,692 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:33,237 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:33,399 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:33,552 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:33,799 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:34,083 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 13:40:34,561 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:34,738 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:34,994 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:35,283 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:35,467 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:35,621 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:36,005 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 13:40:36,392 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:36,566 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:36,824 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:37,112 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:37,278 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:37,430 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:38,381 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:38,557 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:38,969 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 13:40:39,180 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:39,369 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:39,516 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:40,623 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:40,795 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:41,042 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:41,417 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:41,575 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:41,748 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:42,286 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 13:40:42,702 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:42,874 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:43,496 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:43,651 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:43,812 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:44,060 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:44,580 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:44,756 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:45,023 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:45,400 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:45,561 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:45,714 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:46,848 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:47,023 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:47,288 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:47,577 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:47,738 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:47,893 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:48,938 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 13:40:49,056 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 13:40:49,701 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:49,874 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 13:40:50,412 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-18 13:40:50,575 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:50,731 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 13:40:50,972 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-18 13:40:51,516 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-18 13:40:51,657 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 13:40:51,732 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-18 13:40:51,735 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 20 for LOIs [2019-09-18 13:40:51,756 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:40:51,757 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:40:51,759 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1944#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-18 13:40:51,768 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:40:51,768 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:40:51,769 INFO L168 Benchmark]: Toolchain (without parser) took 322280.24 ms. Allocated memory was 134.7 MB in the beginning and 179.3 MB in the end (delta: 44.6 MB). Free memory was 89.5 MB in the beginning and 125.3 MB in the end (delta: -35.8 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-09-18 13:40:51,770 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:40:51,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 889.93 ms. Allocated memory was 134.7 MB in the beginning and 203.9 MB in the end (delta: 69.2 MB). Free memory was 89.1 MB in the beginning and 165.5 MB in the end (delta: -76.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-18 13:40:51,771 INFO L168 Benchmark]: Boogie Preprocessor took 136.65 ms. Allocated memory is still 203.9 MB. Free memory was 165.5 MB in the beginning and 161.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 13:40:51,771 INFO L168 Benchmark]: RCFGBuilder took 1508.69 ms. Allocated memory was 203.9 MB in the beginning and 231.7 MB in the end (delta: 27.8 MB). Free memory was 161.1 MB in the beginning and 170.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. [2019-09-18 13:40:51,771 INFO L168 Benchmark]: Sifa took 319741.82 ms. Allocated memory was 231.7 MB in the beginning and 179.3 MB in the end (delta: -52.4 MB). Free memory was 170.4 MB in the beginning and 125.3 MB in the end (delta: 45.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:40:51,773 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 134.7 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 889.93 ms. Allocated memory was 134.7 MB in the beginning and 203.9 MB in the end (delta: 69.2 MB). Free memory was 89.1 MB in the beginning and 165.5 MB in the end (delta: -76.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.65 ms. Allocated memory is still 203.9 MB. Free memory was 165.5 MB in the beginning and 161.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1508.69 ms. Allocated memory was 203.9 MB in the beginning and 231.7 MB in the end (delta: 27.8 MB). Free memory was 161.1 MB in the beginning and 170.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. * Sifa took 319741.82 ms. Allocated memory was 231.7 MB in the beginning and 179.3 MB in the end (delta: -52.4 MB). Free memory was 170.4 MB in the beginning and 125.3 MB in the end (delta: 45.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 319697, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1301, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1113, TOOLS_POST_TIME[ms]: 178725, TOOLS_POST_CALL_APPLICATIONS: 162, TOOLS_POST_CALL_TIME[ms]: 234, TOOLS_POST_RETURN_APPLICATIONS: 153, TOOLS_POST_RETURN_TIME[ms]: 93, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1427, TOOLS_QUANTIFIERELIM_TIME[ms]: 178781, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30381, FLUID_QUERY_TIME[ms]: 30, FLUID_QUERIES: 1330, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 227, DOMAIN_JOIN_TIME[ms]: 124454, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 15529, DOMAIN_ISSUBSETEQ_APPLICATIONS: 29, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 155, DOMAIN_ISBOTTOM_TIME[ms]: 349, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 133221, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 133220, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 29, CALL_SUMMARIZER_APPLICATIONS: 153, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 185334, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 185332, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 65, DAG_COMPRESSION_PROCESSED_NODES: 1374, DAG_COMPRESSION_RETAINED_NODES: 670 - UnprovableResult [Line: 549]: 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 1944#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...