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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:07:40,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:07:40,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:07:40,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:07:40,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:07:40,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:07:40,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:07:40,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:07:40,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:07:40,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:07:40,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:07:40,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:07:40,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:07:40,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:07:40,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:07:40,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:07:40,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:07:40,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:07:40,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:07:40,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:07:40,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:07:40,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:07:40,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:07:40,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:07:40,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:07:40,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:07:40,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:07:40,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:07:40,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:07:40,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:07:40,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:07:40,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:07:40,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:07:40,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:07:40,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:07:40,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:07:40,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:07:40,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:07:40,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:07:40,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:07:40,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:07:40,672 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 04:07:40,685 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:07:40,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:07:40,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:07:40,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:07:40,687 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:07:40,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:07:40,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:07:40,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:07:40,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:07:40,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:07:40,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:07:40,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:07:40,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:07:40,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:07:40,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:07:40,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:07:40,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:07:40,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:07:40,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:07:40,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:07:40,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:07:40,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:07:40,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:07:40,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:07:40,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:07:40,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:07:40,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:07:40,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:07:40,692 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 -> SequenceOfStatements 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 04:07:40,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:07:40,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:07:40,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:07:40,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:07:40,753 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:07:40,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2019-09-18 04:07:40,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0efe48c7/0f4fbd62690440739daf8091467f34e4/FLAGc1838854c [2019-09-18 04:07:41,372 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:07:41,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2019-09-18 04:07:41,388 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0efe48c7/0f4fbd62690440739daf8091467f34e4/FLAGc1838854c [2019-09-18 04:07:41,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0efe48c7/0f4fbd62690440739daf8091467f34e4 [2019-09-18 04:07:41,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:07:41,687 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:07:41,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:07:41,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:07:41,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:07:41,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:07:41" (1/1) ... [2019-09-18 04:07:41,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:41, skipping insertion in model container [2019-09-18 04:07:41,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:07:41" (1/1) ... [2019-09-18 04:07:41,700 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:07:41,768 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:07:42,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:07:42,229 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:07:42,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:07:42,364 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:07:42,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42 WrapperNode [2019-09-18 04:07:42,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:07:42,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:07:42,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:07:42,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:07:42,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (1/1) ... [2019-09-18 04:07:42,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (1/1) ... [2019-09-18 04:07:42,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (1/1) ... [2019-09-18 04:07:42,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (1/1) ... [2019-09-18 04:07:42,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (1/1) ... [2019-09-18 04:07:42,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (1/1) ... [2019-09-18 04:07:42,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (1/1) ... [2019-09-18 04:07:42,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:07:42,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:07:42,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:07:42,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:07:42,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:07:42" (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 04:07:42,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:07:42,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:07:42,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:07:42,522 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:07:42,522 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:07:42,523 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:07:42,523 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:07:42,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:07:42,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:07:42,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:07:42,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:07:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:07:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:07:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:07:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:07:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:07:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:07:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:07:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:07:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 04:07:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:07:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:07:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:07:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:07:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:07:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:07:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 04:07:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:07:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:07:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-18 04:07:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:07:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:07:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:07:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:07:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:07:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 04:07:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 04:07:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:07:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:07:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:07:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:07:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:07:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:07:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:07:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:07:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:07:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:07:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:07:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:07:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:07:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:07:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:07:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:07:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:07:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:07:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:07:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:07:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:07:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:07:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:07:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:07:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:07:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:07:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:07:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:07:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:07:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:07:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:07:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:07:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:07:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:07:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 04:07:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:07:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:07:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:07:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:07:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:07:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:07:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:07:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:07:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:07:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:07:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:07:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:07:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 04:07:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:07:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:07:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 04:07:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 04:07:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:07:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:07:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-18 04:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:07:43,549 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:07:43,549 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:07:43,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:07:43 BoogieIcfgContainer [2019-09-18 04:07:43,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:07:43,552 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:07:43,552 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:07:43,552 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:07:43,553 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:07:43" (1/1) ... [2019-09-18 04:07:43,554 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 04:07:43,579 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:07:43,580 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:07:43,589 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:07:43,597 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:07:43,599 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:08:08,059 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:08:09,806 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:08:13,748 WARN L191 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 04:08:15,668 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:08:17,567 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:08:17,582 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 04:08:17,642 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 04:08:17,658 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 04:08:29,408 WARN L191 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-18 04:08:35,093 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 04:08:46,344 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-18 04:08:51,964 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 04:09:07,173 WARN L191 SmtUtils]: Spent 15.11 s on a formula simplification. DAG size of input: 468 DAG size of output: 464 [2019-09-18 04:09:14,665 WARN L191 SmtUtils]: Spent 7.49 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:09:29,640 WARN L191 SmtUtils]: Spent 14.97 s on a formula simplification. DAG size of input: 468 DAG size of output: 464 [2019-09-18 04:09:37,118 WARN L191 SmtUtils]: Spent 7.48 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:09:52,096 WARN L191 SmtUtils]: Spent 14.96 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-18 04:09:59,626 WARN L191 SmtUtils]: Spent 7.53 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 04:10:27,527 WARN L191 SmtUtils]: Spent 27.87 s on a formula simplification. DAG size of input: 464 DAG size of output: 461 [2019-09-18 04:10:55,938 WARN L191 SmtUtils]: Spent 28.18 s on a formula simplification. DAG size of input: 469 DAG size of output: 463 [2019-09-18 04:11:24,216 WARN L191 SmtUtils]: Spent 28.16 s on a formula simplification. DAG size of input: 469 DAG size of output: 463 [2019-09-18 04:11:25,535 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-09-18 04:11:25,904 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 04:11:26,070 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 04:11:26,388 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-18 04:11:26,872 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2019-09-18 04:11:27,137 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-18 04:11:27,469 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 04:11:29,797 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:11:31,770 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:11:33,797 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:11:35,834 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:11:36,329 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 04:11:36,852 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2019-09-18 04:11:37,028 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-18 04:11:39,127 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 04:11:41,240 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 04:11:41,550 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2019-09-18 04:11:41,700 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 04:11:41,899 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 04:11:42,093 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 04:11:42,286 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 04:11:42,762 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 04:11:42,933 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 04:11:43,032 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-18 04:11:43,035 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 04:11:43,060 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 04:11:43,060 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 04:11:43,062 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 647#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 04:11:43,073 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 04:11:43,073 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 04:11:43,075 INFO L168 Benchmark]: Toolchain (without parser) took 241387.31 ms. Allocated memory was 134.2 MB in the beginning and 156.2 MB in the end (delta: 22.0 MB). Free memory was 89.6 MB in the beginning and 85.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-18 04:11:43,076 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-18 04:11:43,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.33 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 89.4 MB in the beginning and 163.2 MB in the end (delta: -73.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-18 04:11:43,077 INFO L168 Benchmark]: Boogie Preprocessor took 96.65 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 158.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 04:11:43,078 INFO L168 Benchmark]: RCFGBuilder took 1088.76 ms. Allocated memory was 199.8 MB in the beginning and 227.0 MB in the end (delta: 27.3 MB). Free memory was 158.9 MB in the beginning and 189.3 MB in the end (delta: -30.4 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2019-09-18 04:11:43,079 INFO L168 Benchmark]: Sifa took 239521.69 ms. Allocated memory was 227.0 MB in the beginning and 156.2 MB in the end (delta: -70.8 MB). Free memory was 189.3 MB in the beginning and 85.7 MB in the end (delta: 103.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2019-09-18 04:11:43,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.33 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 89.4 MB in the beginning and 163.2 MB in the end (delta: -73.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.65 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 158.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1088.76 ms. Allocated memory was 199.8 MB in the beginning and 227.0 MB in the end (delta: 27.3 MB). Free memory was 158.9 MB in the beginning and 189.3 MB in the end (delta: -30.4 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * Sifa took 239521.69 ms. Allocated memory was 227.0 MB in the beginning and 156.2 MB in the end (delta: -70.8 MB). Free memory was 189.3 MB in the beginning and 85.7 MB in the end (delta: 103.6 MB). Peak memory consumption was 32.8 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]: 239483, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 309, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 220, TOOLS_POST_TIME[ms]: 30198, TOOLS_POST_CALL_APPLICATIONS: 77, TOOLS_POST_CALL_TIME[ms]: 124, TOOLS_POST_RETURN_APPLICATIONS: 68, TOOLS_POST_RETURN_TIME[ms]: 66, TOOLS_QUANTIFIERELIM_APPLICATIONS: 364, TOOLS_QUANTIFIERELIM_TIME[ms]: 30290, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30090, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 314, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 119, DOMAIN_JOIN_TIME[ms]: 208371, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 141, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 71, DOMAIN_ISBOTTOM_TIME[ms]: 416, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 189943, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 189942, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 68, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35259, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 35258, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 870, DAG_COMPRESSION_RETAINED_NODES: 309 - UnprovableResult [Line: 858]: 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 647#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...