java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:52:58,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:52:58,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:52:58,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:52:58,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:52:58,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:52:58,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:52:58,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:52:58,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:52:58,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:52:58,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:52:58,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:52:58,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:52:58,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:52:58,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:52:58,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:52:58,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:52:58,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:52:58,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:52:58,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:52:58,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:52:58,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:52:58,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:52:58,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:52:58,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:52:58,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:52:58,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:52:58,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:52:58,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:52:58,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:52:58,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:52:58,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:52:58,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:52:58,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:52:58,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:52:58,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:52:58,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:52:58,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:52:58,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:52:58,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:52:58,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:52:58,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 03:52:58,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:52:58,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:52:58,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:52:58,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:52:58,457 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:52:58,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:52:58,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:52:58,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:52:58,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:52:58,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:52:58,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:52:58,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:52:58,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:52:58,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:52:58,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:52:58,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:52:58,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:52:58,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:52:58,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:52:58,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:52:58,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:52:58,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:52:58,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:52:58,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:52:58,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:52:58,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:52:58,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:52:58,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:52:58,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 03:52:58,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:52:58,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:52:58,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:52:58,519 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:52:58,519 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:52:58,521 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2019-09-18 03:52:58,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d615d722/1c19502146b2473e972208be33b89332/FLAG480bc0b4a [2019-09-18 03:52:59,098 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:52:59,098 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2019-09-18 03:52:59,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d615d722/1c19502146b2473e972208be33b89332/FLAG480bc0b4a [2019-09-18 03:52:59,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d615d722/1c19502146b2473e972208be33b89332 [2019-09-18 03:52:59,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:52:59,382 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:52:59,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:52:59,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:52:59,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:52:59,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:52:59" (1/1) ... [2019-09-18 03:52:59,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b1b3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:52:59, skipping insertion in model container [2019-09-18 03:52:59,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:52:59" (1/1) ... [2019-09-18 03:52:59,397 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:52:59,444 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:52:59,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:52:59,855 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:52:59,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:53:00,033 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:53:00,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00 WrapperNode [2019-09-18 03:53:00,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:53:00,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:53:00,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:53:00,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:53:00,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... [2019-09-18 03:53:00,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... [2019-09-18 03:53:00,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... [2019-09-18 03:53:00,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... [2019-09-18 03:53:00,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... [2019-09-18 03:53:00,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... [2019-09-18 03:53:00,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... [2019-09-18 03:53:00,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:53:00,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:53:00,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:53:00,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:53:00,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:53:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:53:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:53:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 03:53:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 03:53:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 03:53:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 03:53:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 03:53:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:53:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 03:53:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 03:53:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 03:53:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 03:53:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 03:53:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 03:53:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 03:53:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 03:53:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 03:53:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 03:53:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 03:53:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 03:53:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 03:53:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 03:53:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 03:53:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 03:53:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 03:53:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:53:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:53:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 03:53:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 03:53:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 03:53:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 03:53:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 03:53:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 03:53:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 03:53:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 03:53:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 03:53:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 03:53:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 03:53:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:53:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:53:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 03:53:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 03:53:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 03:53:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 03:53:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 03:53:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 03:53:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 03:53:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 03:53:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:53:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 03:53:00,199 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 03:53:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 03:53:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 03:53:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 03:53:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:53:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 03:53:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:53:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:53:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 03:53:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:53:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:53:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:53:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:53:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 03:53:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:53:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 03:53:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 03:53:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:53:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 03:53:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 03:53:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:53:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 03:53:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 03:53:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 03:53:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 03:53:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 03:53:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 03:53:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 03:53:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 03:53:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:53:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 03:53:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 03:53:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 03:53:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 03:53:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 03:53:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 03:53:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 03:53:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:53:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 03:53:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:53:01,245 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:53:01,246 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 03:53:01,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:53:01 BoogieIcfgContainer [2019-09-18 03:53:01,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:53:01,249 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:53:01,250 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:53:01,250 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:53:01,251 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:53:01" (1/1) ... [2019-09-18 03:53:01,252 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 03:53:01,278 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:53:01,278 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:53:01,288 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:53:01,297 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:53:01,298 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:53:25,896 WARN L191 SmtUtils]: Spent 14.72 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 03:53:27,606 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 03:53:31,467 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 03:53:33,293 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:53:35,113 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:53:35,133 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 03:53:35,196 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 03:53:35,214 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 03:53:46,303 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:53:51,678 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:54:02,391 WARN L191 SmtUtils]: Spent 10.71 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:07,741 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:54:18,392 WARN L191 SmtUtils]: Spent 10.65 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:23,700 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:54:34,417 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:39,720 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:54:50,441 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:55,691 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:55:06,436 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:55:11,821 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:55:22,570 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:55:27,880 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:55:45,520 WARN L191 SmtUtils]: Spent 17.58 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 03:55:54,344 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 03:56:05,816 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-18 03:56:11,137 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 03:56:13,171 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 03:56:15,175 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 03:56:20,896 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 03:56:22,861 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:56:28,544 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 03:56:30,528 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:56:41,130 WARN L191 SmtUtils]: Spent 10.59 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 03:56:41,788 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:56:42,338 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 03:56:42,646 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-18 03:56:42,871 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 03:56:43,057 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 03:56:43,222 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-18 03:56:43,442 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:56:43,596 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:57:01,568 WARN L191 SmtUtils]: Spent 17.79 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 03:57:10,401 WARN L191 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 03:57:21,472 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-18 03:57:26,746 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 03:57:28,825 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 03:57:30,837 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 03:57:42,261 WARN L191 SmtUtils]: Spent 11.42 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 03:57:44,301 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:57:55,700 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 03:57:57,703 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:58:08,381 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 03:58:08,837 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:58:09,380 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 03:58:09,717 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-18 03:58:09,940 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 03:58:10,125 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 03:58:10,290 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-18 03:58:10,514 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:58:29,320 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 03:58:38,183 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 03:58:49,152 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-18 03:58:54,476 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 03:58:56,535 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 03:58:58,597 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 03:59:09,980 WARN L191 SmtUtils]: Spent 11.38 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 03:59:11,994 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:59:23,387 WARN L191 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 03:59:25,374 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:59:36,045 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 03:59:37,036 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 03:59:37,202 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-18 03:59:37,439 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 03:59:37,642 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 03:59:37,806 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-18 03:59:38,176 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:59:38,734 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-18 03:59:38,903 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-18 03:59:39,118 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 03:59:39,505 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:59:39,828 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:59:40,470 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 03:59:40,638 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-18 03:59:40,891 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-18 03:59:41,090 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-18 03:59:41,265 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-09-18 03:59:41,650 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 03:59:59,480 WARN L191 SmtUtils]: Spent 17.74 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 04:00:08,416 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 04:00:19,226 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-18 04:00:24,533 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 04:00:26,580 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 04:00:28,614 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 04:00:39,968 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 04:00:41,963 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 04:00:53,419 WARN L191 SmtUtils]: Spent 11.45 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 04:00:55,412 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 04:01:06,079 WARN L191 SmtUtils]: Spent 10.65 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 04:01:06,390 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 04:01:06,541 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 04:01:24,470 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 04:01:33,364 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 04:01:44,292 WARN L191 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-18 04:01:49,582 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 04:01:51,640 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 04:01:53,664 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 04:02:05,124 WARN L191 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 04:02:07,149 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 04:02:18,649 WARN L191 SmtUtils]: Spent 11.50 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 04:02:20,696 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 04:02:31,365 WARN L191 SmtUtils]: Spent 10.65 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 04:02:31,692 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 04:02:31,840 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 04:02:32,356 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 04:02:32,550 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-18 04:02:32,764 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 04:02:32,948 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 04:02:33,114 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-18 04:02:51,278 WARN L191 SmtUtils]: Spent 17.72 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 04:03:00,135 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 04:03:11,198 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-18 04:03:16,620 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 04:03:18,716 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 04:03:20,741 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 04:03:26,453 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 04:03:28,442 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 04:03:34,098 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-18 04:03:36,078 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 04:03:46,706 WARN L191 SmtUtils]: Spent 10.61 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 04:03:47,006 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 04:03:47,152 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 04:03:47,671 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 04:03:48,059 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 04:03:48,247 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 04:03:48,412 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-18 04:03:54,496 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 04:04:00,134 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 04:04:00,386 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 04:04:00,618 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 04:04:00,755 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 04:04:00,946 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-18 04:04:00,949 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 04:04:00,973 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 04:04:00,974 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 04:04:00,976 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1560#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 04:04:00,990 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 04:04:00,990 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 04:04:00,992 INFO L168 Benchmark]: Toolchain (without parser) took 661609.36 ms. Allocated memory was 134.7 MB in the beginning and 156.2 MB in the end (delta: 21.5 MB). Free memory was 88.4 MB in the beginning and 70.1 MB in the end (delta: 18.4 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:00,993 INFO L168 Benchmark]: CDTParser took 1.13 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 04:04:00,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.22 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 88.2 MB in the beginning and 167.3 MB in the end (delta: -79.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:00,994 INFO L168 Benchmark]: Boogie Preprocessor took 82.60 ms. Allocated memory is still 201.3 MB. Free memory was 167.3 MB in the beginning and 163.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:00,998 INFO L168 Benchmark]: RCFGBuilder took 1131.99 ms. Allocated memory was 201.3 MB in the beginning and 229.1 MB in the end (delta: 27.8 MB). Free memory was 163.1 MB in the beginning and 197.0 MB in the end (delta: -33.9 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:00,999 INFO L168 Benchmark]: Sifa took 659741.06 ms. Allocated memory was 229.1 MB in the beginning and 156.2 MB in the end (delta: -72.9 MB). Free memory was 197.0 MB in the beginning and 70.1 MB in the end (delta: 126.9 MB). Peak memory consumption was 54.0 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:01,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.22 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 88.2 MB in the beginning and 167.3 MB in the end (delta: -79.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.60 ms. Allocated memory is still 201.3 MB. Free memory was 167.3 MB in the beginning and 163.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1131.99 ms. Allocated memory was 201.3 MB in the beginning and 229.1 MB in the end (delta: 27.8 MB). Free memory was 163.1 MB in the beginning and 197.0 MB in the end (delta: -33.9 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * Sifa took 659741.06 ms. Allocated memory was 229.1 MB in the beginning and 156.2 MB in the end (delta: -72.9 MB). Free memory was 197.0 MB in the beginning and 70.1 MB in the end (delta: 126.9 MB). Peak memory consumption was 54.0 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]: 659698, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 837, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 563, TOOLS_POST_TIME[ms]: 30346, TOOLS_POST_CALL_APPLICATIONS: 212, TOOLS_POST_CALL_TIME[ms]: 436, TOOLS_POST_RETURN_APPLICATIONS: 203, TOOLS_POST_RETURN_TIME[ms]: 219, TOOLS_QUANTIFIERELIM_APPLICATIONS: 977, TOOLS_QUANTIFIERELIM_TIME[ms]: 30769, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30111, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 873, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 233, DOMAIN_JOIN_TIME[ms]: 562285, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 16, DOMAIN_WIDEN_TIME[ms]: 65395, DOMAIN_ISSUBSETEQ_APPLICATIONS: 36, DOMAIN_ISSUBSETEQ_TIME[ms]: 120, DOMAIN_ISBOTTOM_APPLICATIONS: 130, DOMAIN_ISBOTTOM_TIME[ms]: 690, LOOP_SUMMARIZER_APPLICATIONS: 20, LOOP_SUMMARIZER_CACHE_MISSES: 20, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 340062, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 340061, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 36, CALL_SUMMARIZER_APPLICATIONS: 203, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34575, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34573, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 741, DAG_COMPRESSION_RETAINED_NODES: 393 - UnprovableResult [Line: 600]: 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 1560#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...