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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 22:49:50,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 22:49:50,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 22:49:50,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 22:49:50,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 22:49:50,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 22:49:50,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 22:49:50,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 22:49:50,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 22:49:50,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 22:49:50,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 22:49:50,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 22:49:50,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 22:49:50,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 22:49:50,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 22:49:50,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 22:49:50,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 22:49:50,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 22:49:50,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 22:49:50,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 22:49:50,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 22:49:50,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 22:49:50,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 22:49:50,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 22:49:50,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 22:49:50,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 22:49:50,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 22:49:50,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 22:49:50,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 22:49:50,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 22:49:50,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 22:49:50,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 22:49:50,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 22:49:50,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 22:49:50,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 22:49:50,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 22:49:50,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 22:49:50,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 22:49:50,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 22:49:50,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 22:49:50,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 22:49:50,469 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 22:49:50,483 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 22:49:50,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 22:49:50,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 22:49:50,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 22:49:50,486 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 22:49:50,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 22:49:50,486 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 22:49:50,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 22:49:50,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 22:49:50,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 22:49:50,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 22:49:50,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 22:49:50,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 22:49:50,488 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 22:49:50,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 22:49:50,488 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 22:49:50,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 22:49:50,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 22:49:50,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 22:49:50,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 22:49:50,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 22:49:50,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 22:49:50,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 22:49:50,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 22:49:50,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 22:49:50,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 22:49:50,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 22:49:50,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 22:49:50,491 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 -> ReUseSupersetCallSummarizer 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 22:49:50,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 22:49:50,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 22:49:50,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 22:49:50,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 22:49:50,566 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 22:49:50,567 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2019-09-18 22:49:50,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438005fb8/ab0e9520bcab436c93deb5c10761b1fe/FLAG103e65dd7 [2019-09-18 22:49:51,122 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 22:49:51,125 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2019-09-18 22:49:51,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438005fb8/ab0e9520bcab436c93deb5c10761b1fe/FLAG103e65dd7 [2019-09-18 22:49:51,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438005fb8/ab0e9520bcab436c93deb5c10761b1fe [2019-09-18 22:49:51,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 22:49:51,454 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 22:49:51,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 22:49:51,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 22:49:51,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 22:49:51,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:49:51" (1/1) ... [2019-09-18 22:49:51,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:51, skipping insertion in model container [2019-09-18 22:49:51,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:49:51" (1/1) ... [2019-09-18 22:49:51,471 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 22:49:51,537 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 22:49:51,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:49:51,981 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 22:49:52,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:49:52,114 INFO L192 MainTranslator]: Completed translation [2019-09-18 22:49:52,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52 WrapperNode [2019-09-18 22:49:52,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 22:49:52,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 22:49:52,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 22:49:52,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 22:49:52,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (1/1) ... [2019-09-18 22:49:52,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (1/1) ... [2019-09-18 22:49:52,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (1/1) ... [2019-09-18 22:49:52,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (1/1) ... [2019-09-18 22:49:52,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (1/1) ... [2019-09-18 22:49:52,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (1/1) ... [2019-09-18 22:49:52,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (1/1) ... [2019-09-18 22:49:52,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 22:49:52,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 22:49:52,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 22:49:52,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 22:49:52,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:49:52" (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 22:49:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 22:49:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 22:49:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 22:49:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 22:49:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 22:49:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 22:49:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 22:49:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:49:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 22:49:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 22:49:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 22:49:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 22:49:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 22:49:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 22:49:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 22:49:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 22:49:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 22:49:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 22:49:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 22:49:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 22:49:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 22:49:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:49:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:49:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 22:49:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 22:49:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 22:49:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 22:49:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 22:49:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 22:49:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 22:49:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 22:49:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 22:49:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 22:49:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 22:49:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 22:49:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 22:49:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 22:49:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 22:49:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 22:49:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 22:49:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 22:49:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 22:49:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 22:49:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 22:49:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 22:49:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 22:49:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 22:49:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 22:49:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 22:49:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 22:49:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 22:49:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 22:49:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:49:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 22:49:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 22:49:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 22:49:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 22:49:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 22:49:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:49:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 22:49:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 22:49:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 22:49:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 22:49:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 22:49:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 22:49:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 22:49:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 22:49:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:49:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 22:49:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 22:49:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 22:49:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 22:49:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 22:49:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 22:49:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 22:49:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 22:49:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 22:49:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 22:49:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 22:49:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 22:49:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 22:49:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 22:49:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 22:49:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 22:49:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 22:49:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 22:49:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 22:49:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 22:49:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 22:49:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 22:49:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 22:49:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 22:49:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 22:49:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 22:49:53,799 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 22:49:53,799 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 22:49:53,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:49:53 BoogieIcfgContainer [2019-09-18 22:49:53,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 22:49:53,801 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 22:49:53,801 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 22:49:53,802 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 22:49:53,803 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:49:53" (1/1) ... [2019-09-18 22:49:53,803 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 22:49:53,832 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 22:49:53,832 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 22:49:53,848 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 22:49:53,863 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 22:49:53,865 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 22:50:06,597 WARN L191 SmtUtils]: Spent 12.61 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:50:17,711 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:50:40,832 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 22:50:42,248 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 22:50:46,171 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 22:50:46,179 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-18 22:50:48,056 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:50:49,938 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:50:51,802 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:50:53,577 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:50:55,461 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:50:57,300 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:50:59,115 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:51:00,896 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:51:00,903 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-18 22:51:02,756 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:51:04,636 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:51:04,645 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-18 22:51:08,314 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-18 22:51:10,106 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-18 22:51:13,745 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-18 22:51:15,525 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:51:27,557 WARN L191 SmtUtils]: Spent 11.97 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-18 22:51:33,418 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:51:45,275 WARN L191 SmtUtils]: Spent 11.86 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-18 22:51:51,164 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:52:03,134 WARN L191 SmtUtils]: Spent 11.97 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-18 22:52:08,881 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:52:12,485 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-18 22:52:14,311 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:52:29,663 WARN L191 SmtUtils]: Spent 15.33 s on a formula simplification. DAG size of input: 473 DAG size of output: 467 [2019-09-18 22:52:29,790 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:52:30,005 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:52:30,300 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:52:45,637 WARN L191 SmtUtils]: Spent 15.34 s on a formula simplification. DAG size of input: 473 DAG size of output: 467 [2019-09-18 22:52:45,745 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:52:45,956 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:52:46,251 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:53:02,014 WARN L191 SmtUtils]: Spent 15.76 s on a formula simplification. DAG size of input: 473 DAG size of output: 467 [2019-09-18 22:53:02,129 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:53:02,234 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 22:53:02,352 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:53:02,666 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:53:07,836 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification. DAG size of input: 483 DAG size of output: 476 [2019-09-18 22:53:07,974 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:53:08,183 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:53:08,479 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:53:13,548 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification. DAG size of input: 483 DAG size of output: 476 [2019-09-18 22:53:13,662 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:53:13,763 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 22:53:13,870 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:53:14,163 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:53:19,242 WARN L191 SmtUtils]: Spent 5.08 s on a formula simplification. DAG size of input: 483 DAG size of output: 476 [2019-09-18 22:53:19,358 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:53:19,461 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 22:53:19,563 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:53:19,855 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:53:20,156 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-18 22:53:20,573 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2019-09-18 22:53:20,985 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 80 [2019-09-18 22:53:21,419 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-18 22:53:21,931 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 92 [2019-09-18 22:53:22,048 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:53:22,381 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2019-09-18 22:53:22,802 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 22:53:23,633 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2019-09-18 22:53:23,925 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:53:24,308 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:53:24,604 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:53:24,893 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:53:25,189 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:53:25,548 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2019-09-18 22:53:25,650 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 22:53:26,351 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 92 [2019-09-18 22:53:26,522 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:53:26,813 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:53:26,980 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:53:27,149 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:53:27,317 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:53:27,494 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:53:28,266 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2019-09-18 22:53:28,533 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 22:53:28,779 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:53:29,044 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-18 22:53:29,434 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2019-09-18 22:53:29,816 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2019-09-18 22:53:30,687 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2019-09-18 22:53:31,045 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 22:53:31,783 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2019-09-18 22:53:32,149 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 22:53:32,672 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2019-09-18 22:53:32,916 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 22:53:33,278 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 82 [2019-09-18 22:53:34,065 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2019-09-18 22:53:34,333 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:53:34,608 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:53:34,890 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:53:35,668 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2019-09-18 22:53:35,986 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-18 22:53:36,683 WARN L191 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2019-09-18 22:53:36,798 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:53:39,439 WARN L191 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 150 DAG size of output: 113 [2019-09-18 22:53:39,937 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 22:53:42,560 WARN L191 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 150 DAG size of output: 113 [2019-09-18 22:53:43,056 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 22:53:43,790 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2019-09-18 22:53:44,139 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 22:53:46,218 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 139 DAG size of output: 135 [2019-09-18 22:53:47,170 WARN L191 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 22:53:49,052 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 140 DAG size of output: 140 [2019-09-18 22:53:49,990 WARN L191 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-18 22:53:52,256 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 146 DAG size of output: 130 [2019-09-18 22:53:52,879 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 23 [2019-09-18 22:53:53,174 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2019-09-18 22:53:53,614 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-18 22:53:53,889 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 79 [2019-09-18 22:53:54,141 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-09-18 22:53:55,294 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 22:53:55,455 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:53:57,241 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 154 DAG size of output: 112 [2019-09-18 22:53:57,610 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 22:53:59,361 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 154 DAG size of output: 112 [2019-09-18 22:53:59,723 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 22:54:00,084 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 22:54:02,816 WARN L191 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 143 DAG size of output: 132 [2019-09-18 22:54:03,556 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-18 22:54:05,259 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2019-09-18 22:54:06,044 WARN L191 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-18 22:54:08,279 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 144 DAG size of output: 129 [2019-09-18 22:54:08,385 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 22:54:09,145 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 22:54:09,291 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:54:11,236 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 165 DAG size of output: 112 [2019-09-18 22:54:11,771 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 22:54:13,326 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 165 DAG size of output: 112 [2019-09-18 22:54:13,859 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 22:54:14,211 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 22:54:18,337 WARN L191 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 144 DAG size of output: 131 [2019-09-18 22:54:19,213 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-18 22:54:21,113 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 136 DAG size of output: 136 [2019-09-18 22:54:22,064 WARN L191 SmtUtils]: Spent 949.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 22:54:23,568 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 142 DAG size of output: 127 [2019-09-18 22:54:24,136 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 22:54:24,681 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 22:54:24,940 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-18 22:54:25,142 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-18 22:54:25,176 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 22:54:25,211 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 22:54:25,211 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 22:54:25,214 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 720#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-18 22:54:25,243 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 22:54:25,243 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 22:54:25,247 INFO L168 Benchmark]: Toolchain (without parser) took 273790.85 ms. Allocated memory was 132.6 MB in the beginning and 157.3 MB in the end (delta: 24.6 MB). Free memory was 88.1 MB in the beginning and 95.0 MB in the end (delta: -6.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:25,252 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 22:54:25,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.72 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.8 MB in the beginning and 163.9 MB in the end (delta: -76.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:25,257 INFO L168 Benchmark]: Boogie Preprocessor took 85.48 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 160.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:25,265 INFO L168 Benchmark]: RCFGBuilder took 1599.57 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.1 MB in the beginning and 144.7 MB in the end (delta: 15.4 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:25,266 INFO L168 Benchmark]: Sifa took 271442.07 ms. Allocated memory was 223.3 MB in the beginning and 157.3 MB in the end (delta: -66.1 MB). Free memory was 144.7 MB in the beginning and 95.0 MB in the end (delta: 49.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 22:54:25,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.72 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.8 MB in the beginning and 163.9 MB in the end (delta: -76.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.48 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 160.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1599.57 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.1 MB in the beginning and 144.7 MB in the end (delta: 15.4 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Sifa took 271442.07 ms. Allocated memory was 223.3 MB in the beginning and 157.3 MB in the end (delta: -66.1 MB). Free memory was 144.7 MB in the beginning and 95.0 MB in the end (delta: 49.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 271382, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 330, DAG_INTERPRETER_EARLY_EXITS: 5, TOOLS_POST_APPLICATIONS: 230, TOOLS_POST_TIME[ms]: 159, TOOLS_POST_CALL_APPLICATIONS: 91, TOOLS_POST_CALL_TIME[ms]: 163, TOOLS_POST_RETURN_APPLICATIONS: 82, TOOLS_POST_RETURN_TIME[ms]: 28622, TOOLS_QUANTIFIERELIM_APPLICATIONS: 403, TOOLS_QUANTIFIERELIM_TIME[ms]: 28795, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28455, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 341, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 114, DOMAIN_JOIN_TIME[ms]: 231919, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 6832, DOMAIN_ISSUBSETEQ_APPLICATIONS: 141, DOMAIN_ISSUBSETEQ_TIME[ms]: 343, DOMAIN_ISBOTTOM_APPLICATIONS: 60, DOMAIN_ISBOTTOM_TIME[ms]: 376, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 64753, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 64752, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 82, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 80362, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 496, DAG_COMPRESSION_RETAINED_NODES: 202 - UnprovableResult [Line: 317]: 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 720#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...