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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 08:49:17,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 08:49:17,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 08:49:17,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 08:49:17,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 08:49:17,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 08:49:17,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 08:49:17,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 08:49:17,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 08:49:17,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 08:49:17,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 08:49:17,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 08:49:17,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 08:49:17,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 08:49:17,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 08:49:17,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 08:49:17,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 08:49:17,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 08:49:17,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 08:49:17,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 08:49:17,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 08:49:17,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 08:49:17,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 08:49:17,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 08:49:17,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 08:49:17,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 08:49:17,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 08:49:17,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 08:49:17,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 08:49:17,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 08:49:17,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 08:49:17,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 08:49:17,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 08:49:17,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 08:49:17,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 08:49:17,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 08:49:17,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 08:49:17,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 08:49:17,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 08:49:17,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 08:49:17,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 08:49:17,548 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 [2019-09-19 08:49:17,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 08:49:17,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 08:49:17,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 08:49:17,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 08:49:17,564 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 08:49:17,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 08:49:17,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 08:49:17,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 08:49:17,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 08:49:17,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 08:49:17,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 08:49:17,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 08:49:17,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 08:49:17,566 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 08:49:17,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 08:49:17,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 08:49:17,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 08:49:17,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 08:49:17,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 08:49:17,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 08:49:17,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 08:49:17,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 08:49:17,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 08:49:17,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 08:49:17,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 08:49:17,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 08:49:17,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 08:49:17,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 08:49:17,569 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 -> InterpretCallSummarizer 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 [2019-09-19 08:49:17,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 08:49:17,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 08:49:17,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 08:49:17,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 08:49:17,633 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 08:49:17,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2019-09-19 08:49:17,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72d6d8830/9cc0f643f3004f3c99c544e64e1b6201/FLAG9b4f5028a [2019-09-19 08:49:18,181 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 08:49:18,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2019-09-19 08:49:18,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72d6d8830/9cc0f643f3004f3c99c544e64e1b6201/FLAG9b4f5028a [2019-09-19 08:49:18,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72d6d8830/9cc0f643f3004f3c99c544e64e1b6201 [2019-09-19 08:49:18,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 08:49:18,497 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 08:49:18,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 08:49:18,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 08:49:18,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 08:49:18,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:49:18" (1/1) ... [2019-09-19 08:49:18,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38efe2b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:18, skipping insertion in model container [2019-09-19 08:49:18,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:49:18" (1/1) ... [2019-09-19 08:49:18,513 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 08:49:18,582 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 08:49:19,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:49:19,058 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 08:49:19,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:49:19,212 INFO L192 MainTranslator]: Completed translation [2019-09-19 08:49:19,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19 WrapperNode [2019-09-19 08:49:19,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 08:49:19,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 08:49:19,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 08:49:19,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 08:49:19,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (1/1) ... [2019-09-19 08:49:19,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (1/1) ... [2019-09-19 08:49:19,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (1/1) ... [2019-09-19 08:49:19,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (1/1) ... [2019-09-19 08:49:19,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (1/1) ... [2019-09-19 08:49:19,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (1/1) ... [2019-09-19 08:49:19,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (1/1) ... [2019-09-19 08:49:19,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 08:49:19,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 08:49:19,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 08:49:19,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 08:49:19,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:49:19" (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 [2019-09-19 08:49:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 08:49:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 08:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 08:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 08:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 08:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 08:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 08:49:19,355 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 08:49:19,355 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 08:49:19,356 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 08:49:19,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 08:49:19,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 08:49:19,356 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 08:49:19,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 08:49:19,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 08:49:19,357 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 08:49:19,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 08:49:19,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 08:49:19,357 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 08:49:19,357 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 08:49:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 08:49:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 08:49:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 08:49:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 08:49:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 08:49:19,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 08:49:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 08:49:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 08:49:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 08:49:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 08:49:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 08:49:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 08:49:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 08:49:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 08:49:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 08:49:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 08:49:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 08:49:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 08:49:19,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 08:49:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 08:49:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 08:49:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 08:49:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 08:49:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 08:49:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 08:49:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 08:49:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 08:49:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 08:49:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 08:49:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 08:49:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 08:49:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 08:49:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 08:49:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 08:49:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 08:49:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 08:49:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 08:49:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 08:49:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 08:49:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 08:49:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 08:49:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 08:49:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 08:49:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 08:49:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 08:49:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 08:49:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 08:49:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 08:49:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 08:49:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 08:49:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 08:49:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 08:49:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 08:49:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 08:49:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 08:49:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 08:49:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 08:49:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 08:49:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 08:49:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 08:49:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 08:49:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 08:49:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 08:49:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 08:49:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 08:49:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 08:49:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 08:49:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 08:49:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 08:49:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 08:49:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 08:49:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 08:49:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 08:49:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 08:49:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 08:49:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 08:49:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 08:49:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 08:49:20,909 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 08:49:20,909 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 08:49:20,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:49:20 BoogieIcfgContainer [2019-09-19 08:49:20,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 08:49:20,911 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 08:49:20,911 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 08:49:20,912 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 08:49:20,913 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:49:20" (1/1) ... [2019-09-19 08:49:20,914 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 08:49:20,946 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 08:49:20,946 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 08:49:20,955 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 08:49:20,963 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 08:49:20,965 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 08:49:31,323 WARN L191 SmtUtils]: Spent 10.27 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 08:49:40,988 WARN L191 SmtUtils]: Spent 9.66 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 08:50:01,928 WARN L191 SmtUtils]: Spent 12.55 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 08:50:03,597 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 08:50:07,568 WARN L191 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 08:50:07,577 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 08:50:09,327 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:50:11,169 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:50:12,944 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:50:14,793 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:50:16,632 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:50:18,405 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:50:20,225 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:50:21,983 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:50:21,990 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 08:50:23,819 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:50:25,617 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:50:25,626 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 08:50:29,296 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-19 08:50:31,059 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:50:42,246 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 461 DAG size of output: 456 [2019-09-19 08:50:47,671 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 08:50:58,156 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 08:51:03,231 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 08:51:13,747 WARN L191 SmtUtils]: Spent 10.51 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 08:51:18,830 WARN L191 SmtUtils]: Spent 5.08 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 08:51:22,384 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 08:51:24,160 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 08:51:27,735 WARN L191 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-19 08:51:29,490 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:51:44,312 WARN L191 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 466 DAG size of output: 464 [2019-09-19 08:51:44,423 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 08:51:44,896 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 08:51:59,092 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 470 DAG size of output: 463 [2019-09-19 08:51:59,207 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 08:51:59,317 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 08:51:59,420 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:51:59,716 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 08:52:13,892 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 470 DAG size of output: 463 [2019-09-19 08:52:14,008 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 08:52:14,116 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 08:52:14,218 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:52:14,513 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 08:52:19,419 WARN L191 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 486 DAG size of output: 476 [2019-09-19 08:52:19,718 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:52:19,977 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 74 [2019-09-19 08:52:24,883 WARN L191 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 492 DAG size of output: 478 [2019-09-19 08:52:24,989 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:52:25,197 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 08:52:25,490 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 08:52:30,408 WARN L191 SmtUtils]: Spent 4.92 s on a formula simplification. DAG size of input: 492 DAG size of output: 478 [2019-09-19 08:52:30,511 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:52:30,716 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 08:52:31,002 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 08:52:31,233 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-19 08:52:31,552 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2019-09-19 08:52:32,506 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 101 [2019-09-19 08:52:32,799 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 08:52:33,857 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2019-09-19 08:52:35,022 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:52:36,079 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-09-19 08:52:36,245 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-09-19 08:52:36,483 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-19 08:52:36,743 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-19 08:52:36,993 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-19 08:52:37,225 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2019-09-19 08:52:37,397 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 33 [2019-09-19 08:52:37,578 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 33 [2019-09-19 08:52:37,945 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-19 08:52:38,055 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 08:52:38,353 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 08:52:39,404 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:52:39,699 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 28 [2019-09-19 08:52:39,851 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-19 08:52:40,545 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2019-09-19 08:52:40,828 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2019-09-19 08:52:41,160 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2019-09-19 08:52:41,365 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2019-09-19 08:52:41,900 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 08:52:42,587 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-09-19 08:52:43,021 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:52:43,306 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2019-09-19 08:52:43,454 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2019-09-19 08:52:43,951 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-19 08:52:44,076 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 08:52:45,211 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:52:45,540 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2019-09-19 08:52:45,720 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2019-09-19 08:52:45,867 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 08:52:45,978 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 08:52:46,502 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2019-09-19 08:52:47,115 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 32 [2019-09-19 08:52:47,399 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 35 [2019-09-19 08:52:47,579 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 08:52:48,016 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 33 [2019-09-19 08:52:48,228 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 35 [2019-09-19 08:52:48,771 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2019-09-19 08:52:49,473 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2019-09-19 08:52:49,611 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 08:52:49,961 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 33 [2019-09-19 08:52:50,128 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 33 [2019-09-19 08:52:50,723 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2019-09-19 08:52:51,436 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2019-09-19 08:52:51,570 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 08:52:51,922 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 33 [2019-09-19 08:52:52,095 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 33 [2019-09-19 08:52:53,240 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 27 [2019-09-19 08:52:53,454 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2019-09-19 08:52:53,591 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 08:52:53,937 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-09-19 08:52:54,119 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 33 [2019-09-19 08:52:55,545 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2019-09-19 08:52:55,680 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 08:52:56,030 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-09-19 08:52:56,208 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 33 [2019-09-19 08:52:57,435 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:52:57,718 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2019-09-19 08:52:57,864 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2019-09-19 08:52:58,172 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 08:52:59,230 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:52:59,285 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 19 for LOIs [2019-09-19 08:52:59,350 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 30 for LOIs [2019-09-19 08:52:59,401 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 08:52:59,402 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 08:52:59,404 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2114#(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))) [2019-09-19 08:52:59,418 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 08:52:59,418 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 08:52:59,420 INFO L168 Benchmark]: Toolchain (without parser) took 220922.32 ms. Allocated memory was 134.2 MB in the beginning and 158.9 MB in the end (delta: 24.6 MB). Free memory was 89.2 MB in the beginning and 97.8 MB in the end (delta: -8.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-19 08:52:59,420 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 08:52:59,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.12 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.0 MB in the beginning and 164.2 MB in the end (delta: -75.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-19 08:52:59,422 INFO L168 Benchmark]: Boogie Preprocessor took 83.84 ms. Allocated memory is still 200.8 MB. Free memory was 164.2 MB in the beginning and 160.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-19 08:52:59,423 INFO L168 Benchmark]: RCFGBuilder took 1614.17 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 159.9 MB in the beginning and 142.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-09-19 08:52:59,423 INFO L168 Benchmark]: Sifa took 218506.83 ms. Allocated memory was 227.5 MB in the beginning and 158.9 MB in the end (delta: -68.7 MB). Free memory was 142.1 MB in the beginning and 97.8 MB in the end (delta: 44.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 08:52:59,427 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 714.12 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.0 MB in the beginning and 164.2 MB in the end (delta: -75.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.84 ms. Allocated memory is still 200.8 MB. Free memory was 164.2 MB in the beginning and 160.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1614.17 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 159.9 MB in the beginning and 142.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. * Sifa took 218506.83 ms. Allocated memory was 227.5 MB in the beginning and 158.9 MB in the end (delta: -68.7 MB). Free memory was 142.1 MB in the beginning and 97.8 MB in the end (delta: 44.3 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]: 218458, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 994, DAG_INTERPRETER_EARLY_EXITS: 11, TOOLS_POST_APPLICATIONS: 704, TOOLS_POST_TIME[ms]: 191, TOOLS_POST_CALL_APPLICATIONS: 251, TOOLS_POST_CALL_TIME[ms]: 201, TOOLS_POST_RETURN_APPLICATIONS: 242, TOOLS_POST_RETURN_TIME[ms]: 26761, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1142, TOOLS_QUANTIFIERELIM_TIME[ms]: 26940, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26578, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 1002, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 393, DOMAIN_JOIN_TIME[ms]: 190341, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 267, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 164, DOMAIN_ISBOTTOM_TIME[ms]: 476, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 147687, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 147687, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 242, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 74571, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 430, DAG_COMPRESSION_RETAINED_NODES: 215 - UnprovableResult [Line: 617]: 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 2114#(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...