java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:33:20,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:33:20,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:33:20,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:33:20,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:33:20,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:33:20,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:33:20,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:33:20,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:33:20,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:33:20,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:33:20,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:33:20,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:33:20,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:33:20,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:33:20,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:33:20,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:33:20,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:33:20,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:33:20,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:33:20,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:33:20,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:33:20,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:33:20,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:33:20,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:33:20,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:33:20,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:33:20,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:33:20,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:33:20,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:33:20,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:33:20,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:33:20,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:33:20,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:33:20,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:33:20,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:33:20,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:33:20,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:33:20,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:33:20,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:33:20,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:33:20,639 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 [2019-09-20 19:33:20,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:33:20,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:33:20,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:33:20,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:33:20,655 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:33:20,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:33:20,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:33:20,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:33:20,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:33:20,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:33:20,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:33:20,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:33:20,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:33:20,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:33:20,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:33:20,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:33:20,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:33:20,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:33:20,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:33:20,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:33:20,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:33:20,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:33:20,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:33:20,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:33:20,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:33:20,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:33:20,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:33:20,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:33:20,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:33:20,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:33:20,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:33:20,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:33:20,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:33:20,709 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:33:20,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2019-09-20 19:33:20,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69628b11e/4ad879d850474230a67a2bb1751240b4/FLAG0d9a9b6f0 [2019-09-20 19:33:21,270 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:33:21,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2019-09-20 19:33:21,291 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69628b11e/4ad879d850474230a67a2bb1751240b4/FLAG0d9a9b6f0 [2019-09-20 19:33:21,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69628b11e/4ad879d850474230a67a2bb1751240b4 [2019-09-20 19:33:21,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:33:21,613 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:33:21,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:21,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:33:21,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:33:21,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:21" (1/1) ... [2019-09-20 19:33:21,624 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 20.09 07:33:21, skipping insertion in model container [2019-09-20 19:33:21,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:21" (1/1) ... [2019-09-20 19:33:21,632 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:33:21,694 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:33:22,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:22,134 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:33:22,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:22,265 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:33:22,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22 WrapperNode [2019-09-20 19:33:22,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:22,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:33:22,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:33:22,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:33:22,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:33:22,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:33:22,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:33:22,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:33:22,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (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 [2019-09-20 19:33:22,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:33:22,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:33:22,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:33:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:33:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:33:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:33:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:33:22,412 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:33:22,412 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:33:22,412 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 19:33:22,412 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:33:22,412 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:33:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:33:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:33:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:33:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:33:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:33:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:33:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:33:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:33:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:33:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:33:22,415 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:33:22,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:33:22,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:22,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:22,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:22,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:33:22,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:33:22,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:33:22,416 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:33:22,416 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:33:22,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:33:22,416 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:33:22,417 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:33:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:33:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:33:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:33:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:33:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:33:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:33:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:33:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:33:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:33:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:33:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:33:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:33:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:33:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:33:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:33:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:33:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:33:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:33:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:33:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:33:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:33:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:33:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 19:33:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:33:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:33:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:33:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:33:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:33:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:33:22,422 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:33:22,422 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:22,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:33:22,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:33:22,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:33:22,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:33:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:33:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:33:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:33:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:33:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:33:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:33:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:33:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:33:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:33:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:33:22,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:33:22,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:33:23,597 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:33:23,598 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:33:23,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:23 BoogieIcfgContainer [2019-09-20 19:33:23,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:33:23,600 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:33:23,600 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:33:23,601 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:33:23,602 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:23" (1/1) ... [2019-09-20 19:33:23,602 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 [2019-09-20 19:33:23,624 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:33:23,625 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:33:23,634 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:33:23,643 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:33:23,644 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:33:24,248 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-09-20 19:33:24,410 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-20 19:33:24,716 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-20 19:33:24,941 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-20 19:33:25,331 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-20 19:33:25,732 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 117 [2019-09-20 19:33:26,315 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2019-09-20 19:33:26,832 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 136 [2019-09-20 19:33:27,677 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 161 [2019-09-20 19:33:28,361 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 160 [2019-09-20 19:33:29,381 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 180 [2019-09-20 19:33:30,133 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 175 [2019-09-20 19:33:31,121 WARN L191 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 201 [2019-09-20 19:33:32,118 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 198 [2019-09-20 19:33:33,766 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 261 DAG size of output: 211 [2019-09-20 19:33:34,830 WARN L191 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 208 [2019-09-20 19:33:36,327 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 299 DAG size of output: 244 [2019-09-20 19:33:37,580 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 275 DAG size of output: 239 [2019-09-20 19:33:39,396 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 339 DAG size of output: 271 [2019-09-20 19:33:39,612 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:33:41,163 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 318 DAG size of output: 272 [2019-09-20 19:33:41,599 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:33:44,472 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 369 DAG size of output: 289 [2019-09-20 19:33:46,315 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 334 DAG size of output: 286 [2019-09-20 19:33:46,855 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:33:50,098 WARN L191 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 387 DAG size of output: 308 [2019-09-20 19:33:52,018 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 343 DAG size of output: 303 [2019-09-20 19:33:52,927 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:33:56,698 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 443 DAG size of output: 317 [2019-09-20 19:33:58,761 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 358 DAG size of output: 312 [2019-09-20 19:33:59,793 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:34:04,372 WARN L191 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 485 DAG size of output: 326 [2019-09-20 19:34:06,578 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 369 DAG size of output: 321