java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:37:39,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:37:39,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:37:39,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:37:39,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:37:39,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:37:39,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:37:39,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:37:39,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:37:39,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:37:39,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:37:39,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:37:39,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:37:39,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:37:39,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:37:39,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:37:39,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:37:39,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:37:39,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:37:39,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:37:39,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:37:39,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:37:39,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:37:39,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:37:39,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:37:39,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:37:39,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:37:39,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:37:39,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:37:39,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:37:39,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:37:39,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:37:39,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:37:39,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:37:39,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:37:39,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:37:39,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:37:39,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:37:39,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:37:39,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:37:39,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:37:39,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 19:37:39,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:37:39,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:37:39,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:37:39,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:37:39,679 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:37:39,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:37:39,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:37:39,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:37:39,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:37:39,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:37:39,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:37:39,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:37:39,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:37:39,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:37:39,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:37:39,682 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:37:39,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:37:39,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:37:39,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:37:39,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:37:39,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:37:39,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:37:39,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:37:39,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:37:39,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:37:39,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:37:39,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:37:39,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:37:39,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 19:37:39,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:37:39,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:37:39,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:37:39,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:37:39,751 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:37:39,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-09-16 19:37:39,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73c33d54/6e17358f0f1840c198a0e5f6a7b56792/FLAGc743e0f01 [2019-09-16 19:37:40,349 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:37:40,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-09-16 19:37:40,363 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73c33d54/6e17358f0f1840c198a0e5f6a7b56792/FLAGc743e0f01 [2019-09-16 19:37:40,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c73c33d54/6e17358f0f1840c198a0e5f6a7b56792 [2019-09-16 19:37:40,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:37:40,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:37:40,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:37:40,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:37:40,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:37:40,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:37:40" (1/1) ... [2019-09-16 19:37:40,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bbd2c06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:40, skipping insertion in model container [2019-09-16 19:37:40,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:37:40" (1/1) ... [2019-09-16 19:37:40,707 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:37:40,768 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:37:41,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:37:41,255 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:37:41,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:37:41,391 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:37:41,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41 WrapperNode [2019-09-16 19:37:41,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:37:41,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:37:41,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:37:41,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:37:41,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... [2019-09-16 19:37:41,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... [2019-09-16 19:37:41,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... [2019-09-16 19:37:41,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... [2019-09-16 19:37:41,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... [2019-09-16 19:37:41,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... [2019-09-16 19:37:41,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... [2019-09-16 19:37:41,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:37:41,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:37:41,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:37:41,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:37:41,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:37:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:37:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:37:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:37:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:37:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:37:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:37:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:37:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:37:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:37:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:37:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:37:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:37:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:37:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:37:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:37:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:37:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:37:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:37:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:37:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:37:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:37:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:37:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:37:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:37:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:37:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:37:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:37:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:37:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:37:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:37:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:37:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:37:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:37:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:37:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:37:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:37:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:37:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:37:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:37:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:37:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:37:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:37:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:37:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:37:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:37:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:37:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:37:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:37:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:37:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:37:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:37:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:37:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:37:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:37:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:37:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:37:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:37:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:37:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:37:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:37:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:37:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:37:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:37:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:37:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:37:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:37:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:37:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:37:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:37:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:37:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:37:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:37:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:37:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:37:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:37:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:37:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:37:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:37:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:37:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:37:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:37:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:37:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:37:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:37:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:37:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:37:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:37:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:37:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:37:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:37:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:37:43,255 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:37:43,255 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:37:43,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:37:43 BoogieIcfgContainer [2019-09-16 19:37:43,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:37:43,257 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:37:43,257 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:37:43,258 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:37:43,259 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:37:43" (1/1) ... [2019-09-16 19:37:43,259 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 19:37:43,282 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:37:43,282 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:37:43,291 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:37:43,299 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:37:43,301 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:38:03,521 WARN L191 SmtUtils]: Spent 12.13 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:38:05,352 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:38:09,239 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:38:11,079 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:38:12,917 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:38:12,935 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-16 19:38:12,999 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-16 19:38:13,005 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-16 19:38:24,728 WARN L191 SmtUtils]: Spent 11.45 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:38:30,306 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:38:41,509 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:38:47,092 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:39:01,898 WARN L191 SmtUtils]: Spent 14.75 s on a formula simplification. DAG size of input: 465 DAG size of output: 462 [2019-09-16 19:39:02,015 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:39:02,466 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 19:39:17,141 WARN L191 SmtUtils]: Spent 14.67 s on a formula simplification. DAG size of input: 465 DAG size of output: 462 [2019-09-16 19:39:17,676 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 19:39:17,950 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 74 [2019-09-16 19:39:18,311 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 74 [2019-09-16 19:39:19,593 WARN L191 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2019-09-16 19:39:19,917 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:39:20,595 WARN L191 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2019-09-16 19:39:20,916 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:39:22,086 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2019-09-16 19:39:22,657 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-16 19:39:23,912 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2019-09-16 19:39:24,521 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-16 19:39:25,301 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2019-09-16 19:39:25,623 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:39:26,320 WARN L191 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2019-09-16 19:39:26,644 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:39:27,808 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2019-09-16 19:39:28,392 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-16 19:39:29,622 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2019-09-16 19:39:30,239 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-16 19:39:30,243 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-16 19:39:30,246 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-16 19:39:30,739 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-16 19:39:30,972 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:39:31,447 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-16 19:39:31,682 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:39:32,165 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2019-09-16 19:39:32,399 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-16 19:39:32,402 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 71 for LOIs [2019-09-16 19:39:32,408 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-16 19:39:32,614 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:39:32,706 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 19:39:32,707 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 19:39:32,709 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 270#(and (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string57.offset| 0) (= |#t~string34.offset| 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= 0 ~waterLevel~0) (= |#t~string36.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0)) [2019-09-16 19:39:32,724 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 19:39:32,725 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 19:39:32,727 INFO L168 Benchmark]: Toolchain (without parser) took 112037.87 ms. Allocated memory was 138.4 MB in the beginning and 284.7 MB in the end (delta: 146.3 MB). Free memory was 83.0 MB in the beginning and 227.5 MB in the end (delta: -144.5 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:39:32,728 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-16 19:39:32,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.59 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 82.8 MB in the beginning and 165.2 MB in the end (delta: -82.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-16 19:39:32,730 INFO L168 Benchmark]: Boogie Preprocessor took 120.51 ms. Allocated memory is still 198.7 MB. Free memory was 165.2 MB in the beginning and 159.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-09-16 19:39:32,731 INFO L168 Benchmark]: RCFGBuilder took 1742.75 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 159.8 MB in the beginning and 148.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 92.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:39:32,731 INFO L168 Benchmark]: Sifa took 109468.38 ms. Allocated memory was 220.7 MB in the beginning and 284.7 MB in the end (delta: 64.0 MB). Free memory was 148.1 MB in the beginning and 227.5 MB in the end (delta: -79.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 19:39:32,736 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 138.4 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 702.59 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 82.8 MB in the beginning and 165.2 MB in the end (delta: -82.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.51 ms. Allocated memory is still 198.7 MB. Free memory was 165.2 MB in the beginning and 159.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1742.75 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 159.8 MB in the beginning and 148.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 92.8 MB. Max. memory is 7.1 GB. * Sifa took 109468.38 ms. Allocated memory was 220.7 MB in the beginning and 284.7 MB in the end (delta: 64.0 MB). Free memory was 148.1 MB in the beginning and 227.5 MB in the end (delta: -79.5 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]: 109428, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 143, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 93, TOOLS_POST_TIME[ms]: 25949, TOOLS_POST_CALL_APPLICATIONS: 40, TOOLS_POST_CALL_TIME[ms]: 95, TOOLS_POST_RETURN_APPLICATIONS: 33, TOOLS_POST_RETURN_TIME[ms]: 52, TOOLS_QUANTIFIERELIM_APPLICATIONS: 165, TOOLS_QUANTIFIERELIM_TIME[ms]: 26019, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25878, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 145, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 48, DOMAIN_JOIN_TIME[ms]: 82908, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 289, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11715, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11715, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 33, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30218, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30217, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 366, DAG_COMPRESSION_RETAINED_NODES: 173 - UnprovableResult [Line: 44]: 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 270#(and (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string57.offset| 0) (= |#t~string34.offset| 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= 0 ~waterLevel~0) (= |#t~string36.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...