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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:53,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:53,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:53,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:53,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:53,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:53,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:53,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:53,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:53,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:53,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:53,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:53,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:53,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:53,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:53,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:53,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:53,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:53,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:53,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:53,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:53,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:53,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:53,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:53,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:53,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:53,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:53,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:53,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:53,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:53,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:53,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:53,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:53,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:53,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:53,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:53,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:53,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:53,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:53,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:53,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:53,664 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 [2019-09-21 08:31:53,678 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:53,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:53,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:53,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:53,680 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:53,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:53,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:53,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:53,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:53,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:53,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:53,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:53,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:53,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:53,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:53,683 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:53,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:53,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:53,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:53,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:53,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:53,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:53,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:53,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:53,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:53,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:53,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:53,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:53,685 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_QUICK [2019-09-21 08:31:53,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:53,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:53,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:53,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:53,752 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:53,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-21 08:31:53,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/455ca8386/a67d3c944b6441499ed4c8ff26fcc931/FLAG365b9ca40 [2019-09-21 08:31:54,356 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:54,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-21 08:31:54,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/455ca8386/a67d3c944b6441499ed4c8ff26fcc931/FLAG365b9ca40 [2019-09-21 08:31:54,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/455ca8386/a67d3c944b6441499ed4c8ff26fcc931 [2019-09-21 08:31:54,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:54,647 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:54,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:54,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:54,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:54,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cca2c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54, skipping insertion in model container [2019-09-21 08:31:54,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,665 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:54,729 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:55,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:55,253 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:55,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:55,397 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:55,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55 WrapperNode [2019-09-21 08:31:55,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:55,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:55,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:55,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:55,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:55,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:55,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:55,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:55,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (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 [2019-09-21 08:31:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:31:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:31:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:55,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:55,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:55,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:31:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:31:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:31:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:31:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:57,004 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:57,004 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:57,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:57 BoogieIcfgContainer [2019-09-21 08:31:57,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:57,007 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:57,007 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:57,007 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:57,009 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:57" (1/1) ... [2019-09-21 08:31:57,009 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:31:57,039 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:57,044 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:57,058 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:57,071 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:57,073 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:32:06,559 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:32:08,214 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:32:08,342 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:08,487 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:08,615 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:08,633 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-21 08:32:08,690 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-21 08:32:08,711 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-21 08:32:08,885 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:32:09,022 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:32:09,541 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:09,845 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:10,129 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:10,357 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:10,563 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:10,752 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:11,269 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:11,630 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:12,385 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:13,006 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:13,742 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:32:14,143 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:14,435 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:14,634 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:15,173 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:15,641 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:16,070 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:16,541 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:17,326 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:32:17,528 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-21 08:32:18,132 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:18,462 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:19,474 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:20,028 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:20,485 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:32:20,793 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:21,055 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:21,220 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:21,675 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:22,110 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:22,533 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:22,996 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:23,677 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:32:24,029 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:24,314 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:24,927 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:25,495 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:25,973 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:32:26,286 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:26,530 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:26,695 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:27,146 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:27,586 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:28,026 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:28,448 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:29,134 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:32:29,192 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-21 08:32:29,220 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:32:29,227 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-21 08:32:29,231 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-21 08:32:29,234 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:32:29,234 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:32:29,236 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 495#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:32:29,247 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:32:29,247 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:32:29,249 INFO L168 Benchmark]: Toolchain (without parser) took 34602.50 ms. Allocated memory was 137.9 MB in the beginning and 1.0 GB in the end (delta: 879.8 MB). Free memory was 85.0 MB in the beginning and 637.7 MB in the end (delta: -552.7 MB). Peak memory consumption was 327.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:29,250 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:32:29,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.74 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 165.5 MB in the end (delta: -80.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:29,252 INFO L168 Benchmark]: Boogie Preprocessor took 107.62 ms. Allocated memory is still 198.2 MB. Free memory was 165.5 MB in the beginning and 161.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:29,252 INFO L168 Benchmark]: RCFGBuilder took 1499.82 ms. Allocated memory was 198.2 MB in the beginning and 219.2 MB in the end (delta: 21.0 MB). Free memory was 161.7 MB in the beginning and 150.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:29,253 INFO L168 Benchmark]: Sifa took 32240.51 ms. Allocated memory was 219.2 MB in the beginning and 1.0 GB in the end (delta: 798.5 MB). Free memory was 150.2 MB in the beginning and 637.7 MB in the end (delta: -487.5 MB). Peak memory consumption was 311.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:29,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 750.74 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 165.5 MB in the end (delta: -80.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.62 ms. Allocated memory is still 198.2 MB. Free memory was 165.5 MB in the beginning and 161.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1499.82 ms. Allocated memory was 198.2 MB in the beginning and 219.2 MB in the end (delta: 21.0 MB). Free memory was 161.7 MB in the beginning and 150.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. * Sifa took 32240.51 ms. Allocated memory was 219.2 MB in the beginning and 1.0 GB in the end (delta: 798.5 MB). Free memory was 150.2 MB in the beginning and 637.7 MB in the end (delta: -487.5 MB). Peak memory consumption was 311.0 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]: 32197, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 248, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 11350, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 356, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 206, TOOLS_QUANTIFIERELIM_APPLICATIONS: 294, TOOLS_QUANTIFIERELIM_TIME[ms]: 11755, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11160, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 257, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 17671, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2113, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 60, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 259, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15919, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15919, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11576, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11575, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 357, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 860]: 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 495#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...