java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:33:46,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:33:46,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:33:46,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:33:46,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:33:46,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:33:46,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:33:46,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:33:46,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:33:46,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:33:46,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:33:46,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:33:46,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:33:46,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:33:46,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:33:46,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:33:46,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:33:46,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:33:46,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:33:46,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:33:46,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:33:46,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:33:46,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:33:46,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:33:46,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:33:46,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:33:46,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:33:46,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:33:46,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:33:46,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:33:46,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:33:46,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:33:46,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:33:46,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:33:46,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:33:46,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:33:46,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:33:46,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:33:46,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:33:46,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:33:46,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:33:46,645 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 23:33:46,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:33:46,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:33:46,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:33:46,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:33:46,673 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:33:46,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:33:46,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:33:46,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:33:46,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:33:46,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:33:46,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:33:46,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:33:46,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:33:46,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:33:46,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:33:46,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:33:46,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:33:46,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:33:46,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:33:46,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:33:46,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:33:46,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:33:46,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:33:46,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:33:46,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:33:46,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:33:46,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:33:46,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:33:46,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:33:46,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:33:46,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:33:46,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:33:46,756 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:33:46,757 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:33:46,757 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-19 23:33:46,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/783b050fb/e2d46cc8aef249628c079ccef0e189a9/FLAGb9e43ceb8 [2019-09-19 23:33:47,351 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:33:47,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-19 23:33:47,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/783b050fb/e2d46cc8aef249628c079ccef0e189a9/FLAGb9e43ceb8 [2019-09-19 23:33:47,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/783b050fb/e2d46cc8aef249628c079ccef0e189a9 [2019-09-19 23:33:47,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:33:47,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:33:47,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:33:47,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:33:47,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:33:47,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:33:47" (1/1) ... [2019-09-19 23:33:47,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:47, skipping insertion in model container [2019-09-19 23:33:47,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:33:47" (1/1) ... [2019-09-19 23:33:47,673 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:33:47,727 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:33:48,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:33:48,153 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:33:48,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:33:48,330 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:33:48,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48 WrapperNode [2019-09-19 23:33:48,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:33:48,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:33:48,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:33:48,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:33:48,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (1/1) ... [2019-09-19 23:33:48,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (1/1) ... [2019-09-19 23:33:48,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (1/1) ... [2019-09-19 23:33:48,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (1/1) ... [2019-09-19 23:33:48,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (1/1) ... [2019-09-19 23:33:48,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (1/1) ... [2019-09-19 23:33:48,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (1/1) ... [2019-09-19 23:33:48,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:33:48,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:33:48,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:33:48,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:33:48,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:33:48" (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 23:33:48,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:33:48,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:33:48,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:33:48,481 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:33:48,482 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:33:48,482 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:33:48,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:33:48,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:33:48,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:33:48,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:33:48,483 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:33:48,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:33:48,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:33:48,483 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-19 23:33:48,483 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:33:48,484 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:33:48,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:33:48,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:33:48,484 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:33:48,484 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:33:48,485 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:33:48,485 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:33:48,485 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:33:48,485 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:33:48,485 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:33:48,485 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:33:48,486 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:33:48,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:33:48,486 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:33:48,486 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:33:48,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:33:48,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:33:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:33:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:33:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:33:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:33:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:33:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:33:48,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:33:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:33:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:33:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:33:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:33:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:33:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:33:48,488 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:33:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:33:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:33:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:33:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:33:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:33:48,489 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:33:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:33:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:33:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:33:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:33:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:33:48,490 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:33:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:33:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-19 23:33:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:33:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:33:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:33:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:33:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:33:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:33:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:33:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:33:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:33:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:33:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:33:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:33:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:33:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:33:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:33:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:33:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:33:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:33:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:33:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:33:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:33:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:33:48,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:33:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:33:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:33:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:33:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:33:48,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:33:49,913 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:33:49,913 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:33:49,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:33:49 BoogieIcfgContainer [2019-09-19 23:33:49,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:33:49,915 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:33:49,916 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:33:49,916 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:33:49,917 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:33:49" (1/1) ... [2019-09-19 23:33:49,918 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 23:33:49,940 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:33:49,941 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:33:49,949 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:33:49,958 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:33:49,960 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:34:13,699 WARN L191 SmtUtils]: Spent 13.90 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:34:15,326 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:34:18,965 WARN L191 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:34:20,675 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:34:22,348 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:34:22,362 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 23:34:22,420 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 23:34:22,426 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 23:34:33,996 WARN L191 SmtUtils]: Spent 11.29 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-19 23:34:39,556 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:34:50,650 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-19 23:34:56,135 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:35:12,751 WARN L191 SmtUtils]: Spent 16.58 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 23:35:18,239 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:35:34,871 WARN L191 SmtUtils]: Spent 16.63 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 23:35:40,381 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:35:57,039 WARN L191 SmtUtils]: Spent 16.66 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 23:36:02,558 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:36:19,241 WARN L191 SmtUtils]: Spent 16.68 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 23:36:24,914 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:36:40,267 WARN L191 SmtUtils]: Spent 15.28 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-19 23:36:40,376 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:36:40,861 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:36:55,993 WARN L191 SmtUtils]: Spent 15.13 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-19 23:36:56,543 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:37:11,292 WARN L191 SmtUtils]: Spent 14.70 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 23:37:11,856 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:37:26,555 WARN L191 SmtUtils]: Spent 14.70 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 23:37:27,105 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:37:41,902 WARN L191 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 23:37:42,456 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:37:57,120 WARN L191 SmtUtils]: Spent 14.66 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 23:37:57,422 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 23:37:57,690 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:37:57,991 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 76 [2019-09-19 23:37:58,337 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 76 [2019-09-19 23:37:58,456 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:37:58,715 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-19 23:37:59,064 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-19 23:37:59,174 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:37:59,404 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-19 23:37:59,516 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:37:59,768 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-19 23:38:00,775 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:01,115 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:01,817 WARN L191 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:02,150 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:02,916 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-19 23:38:03,280 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 23:38:03,675 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 23:38:04,037 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 23:38:04,766 WARN L191 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:05,103 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:05,805 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:06,137 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:06,882 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-19 23:38:07,251 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 23:38:07,771 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 76 [2019-09-19 23:38:08,452 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-19 23:38:08,734 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 23:38:09,457 WARN L191 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-19 23:38:09,800 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 23:38:10,482 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-19 23:38:10,834 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 23:38:11,593 WARN L191 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2019-09-19 23:38:11,965 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 23:38:12,374 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 23:38:12,751 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 23:38:13,340 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-19 23:38:13,892 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:14,453 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:14,640 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-19 23:38:14,866 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-19 23:38:15,032 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-19 23:38:15,523 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2019-09-19 23:38:15,760 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-19 23:38:16,168 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-19 23:38:16,349 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 23:38:16,726 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-19 23:38:16,907 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 23:38:17,435 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2019-09-19 23:38:17,688 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 23:38:17,927 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-19 23:38:18,180 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-19 23:38:18,738 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-19 23:38:19,097 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:19,674 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:19,886 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-19 23:38:20,653 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 122 [2019-09-19 23:38:20,995 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-19 23:38:21,841 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 134 [2019-09-19 23:38:22,816 WARN L191 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:23,322 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:24,165 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:24,496 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:25,224 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-19 23:38:25,590 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 23:38:25,965 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 23:38:26,337 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 23:38:27,033 WARN L191 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:27,369 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:28,065 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:38:28,400 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:38:29,144 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-19 23:38:29,503 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 23:38:30,046 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 76 [2019-09-19 23:38:30,699 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-19 23:38:30,981 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 23:38:31,944 WARN L191 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-19 23:38:32,464 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 23:38:33,525 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-19 23:38:34,054 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 23:38:34,863 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2019-09-19 23:38:35,232 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 23:38:35,630 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 23:38:36,013 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 23:38:36,596 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-19 23:38:37,161 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:37,709 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:37,900 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-19 23:38:38,147 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-19 23:38:38,315 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-19 23:38:38,806 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2019-09-19 23:38:39,048 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-19 23:38:39,475 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-19 23:38:39,664 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 23:38:40,055 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-19 23:38:40,239 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 23:38:40,745 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2019-09-19 23:38:41,004 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 23:38:41,262 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-19 23:38:41,507 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-19 23:38:42,057 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-19 23:38:42,430 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:42,969 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:43,158 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-19 23:38:43,930 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 122 [2019-09-19 23:38:44,277 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-19 23:38:45,137 WARN L191 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 134 [2019-09-19 23:38:45,577 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:46,196 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 23:38:46,444 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 17 for LOIs [2019-09-19 23:38:46,909 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-19 23:38:46,974 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-19 23:38:47,052 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-19 23:38:47,055 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-19 23:38:47,081 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:38:47,081 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:38:47,084 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 808#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-19 23:38:47,097 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:38:47,097 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:38:47,099 INFO L168 Benchmark]: Toolchain (without parser) took 299439.61 ms. Allocated memory was 133.2 MB in the beginning and 142.6 MB in the end (delta: 9.4 MB). Free memory was 88.1 MB in the beginning and 72.7 MB in the end (delta: 15.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-09-19 23:38:47,100 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:38:47,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.32 ms. Allocated memory was 133.2 MB in the beginning and 215.0 MB in the end (delta: 81.8 MB). Free memory was 87.9 MB in the beginning and 189.4 MB in the end (delta: -101.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:38:47,101 INFO L168 Benchmark]: Boogie Preprocessor took 89.54 ms. Allocated memory is still 215.0 MB. Free memory was 189.4 MB in the beginning and 185.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:38:47,102 INFO L168 Benchmark]: RCFGBuilder took 1493.61 ms. Allocated memory was 215.0 MB in the beginning and 262.7 MB in the end (delta: 47.7 MB). Free memory was 185.5 MB in the beginning and 223.6 MB in the end (delta: -38.1 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:38:47,103 INFO L168 Benchmark]: Sifa took 297182.02 ms. Allocated memory was 262.7 MB in the beginning and 142.6 MB in the end (delta: -120.1 MB). Free memory was 223.6 MB in the beginning and 72.7 MB in the end (delta: 150.9 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2019-09-19 23:38:47,106 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 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.32 ms. Allocated memory was 133.2 MB in the beginning and 215.0 MB in the end (delta: 81.8 MB). Free memory was 87.9 MB in the beginning and 189.4 MB in the end (delta: -101.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.54 ms. Allocated memory is still 215.0 MB. Free memory was 189.4 MB in the beginning and 185.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1493.61 ms. Allocated memory was 215.0 MB in the beginning and 262.7 MB in the end (delta: 47.7 MB). Free memory was 185.5 MB in the beginning and 223.6 MB in the end (delta: -38.1 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. * Sifa took 297182.02 ms. Allocated memory was 262.7 MB in the beginning and 142.6 MB in the end (delta: -120.1 MB). Free memory was 223.6 MB in the beginning and 72.7 MB in the end (delta: 150.9 MB). Peak memory consumption was 30.8 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]: 297143, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 409, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 278, TOOLS_POST_TIME[ms]: 29088, TOOLS_POST_CALL_APPLICATIONS: 109, TOOLS_POST_CALL_TIME[ms]: 212, TOOLS_POST_RETURN_APPLICATIONS: 100, TOOLS_POST_RETURN_TIME[ms]: 100, TOOLS_QUANTIFIERELIM_APPLICATIONS: 487, TOOLS_QUANTIFIERELIM_TIME[ms]: 29258, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28950, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 428, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 132, DOMAIN_JOIN_TIME[ms]: 263417, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 3580, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 25, DOMAIN_ISBOTTOM_APPLICATIONS: 87, DOMAIN_ISBOTTOM_TIME[ms]: 563, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 35485, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 35484, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 100, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32605, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32604, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 759, DAG_COMPRESSION_RETAINED_NODES: 254 - UnprovableResult [Line: 882]: 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 808#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...