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_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:02:40,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:02:40,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:02:40,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:02:40,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:02:40,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:02:40,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:02:40,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:02:40,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:02:40,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:02:40,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:02:40,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:02:40,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:02:40,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:02:40,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:02:40,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:02:40,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:02:40,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:02:40,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:02:40,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:02:40,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:02:40,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:02:40,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:02:40,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:02:40,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:02:40,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:02:40,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:02:40,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:02:40,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:02:40,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:02:40,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:02:40,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:02:40,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:02:40,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:02:40,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:02:40,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:02:40,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:02:40,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:02:40,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:02:40,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:02:40,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:02:40,399 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 23:02:40,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:02:40,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:02:40,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:02:40,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:02:40,415 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:02:40,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:02:40,415 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:02:40,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:02:40,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:02:40,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:02:40,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:02:40,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:02:40,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:02:40,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:02:40,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:02:40,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:02:40,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:02:40,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:02:40,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:02:40,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:02:40,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:02:40,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:02:40,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:02:40,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:02:40,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:02:40,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:02:40,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:02:40,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:02:40,420 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 23:02:40,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:02:40,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:02:40,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:02:40,469 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:02:40,469 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:02:40,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-18 23:02:40,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df2f9889f/ca70d0a0a8df4438a39998a9ab609536/FLAG301e701fc [2019-09-18 23:02:41,044 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:02:41,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-18 23:02:41,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df2f9889f/ca70d0a0a8df4438a39998a9ab609536/FLAG301e701fc [2019-09-18 23:02:41,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df2f9889f/ca70d0a0a8df4438a39998a9ab609536 [2019-09-18 23:02:41,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:02:41,405 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:02:41,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:02:41,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:02:41,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:02:41,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:02:41" (1/1) ... [2019-09-18 23:02:41,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ac9f81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:41, skipping insertion in model container [2019-09-18 23:02:41,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:02:41" (1/1) ... [2019-09-18 23:02:41,422 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:02:41,486 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:02:41,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:02:42,001 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:02:42,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:02:42,112 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:02:42,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42 WrapperNode [2019-09-18 23:02:42,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:02:42,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:02:42,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:02:42,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:02:42,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (1/1) ... [2019-09-18 23:02:42,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (1/1) ... [2019-09-18 23:02:42,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (1/1) ... [2019-09-18 23:02:42,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (1/1) ... [2019-09-18 23:02:42,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (1/1) ... [2019-09-18 23:02:42,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (1/1) ... [2019-09-18 23:02:42,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (1/1) ... [2019-09-18 23:02:42,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:02:42,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:02:42,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:02:42,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:02:42,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:02:42" (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 23:02:42,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:02:42,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:02:42,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:02:42,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:02:42,318 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:02:42,318 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:02:42,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:02:42,319 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:02:42,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:02:42,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 23:02:42,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:02:42,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:02:42,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:02:42,320 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:02:42,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:02:42,320 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:02:42,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:02:42,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:02:42,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:02:42,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:02:42,324 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:02:42,324 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:02:42,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:02:42,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:02:42,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:02:42,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:02:42,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:02:42,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:02:42,328 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:02:42,328 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:02:42,328 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:02:42,328 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:02:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:02:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:02:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:02:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:02:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:02:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:02:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 23:02:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:02:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 23:02:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 23:02:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 23:02:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 23:02:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:02:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:02:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:02:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:02:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:02:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:02:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:02:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:02:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:02:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 23:02:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:02:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:02:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:02:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:02:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:02:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:02:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:02:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:02:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 23:02:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:02:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:02:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:02:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:02:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:02:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:02:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:02:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 23:02:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 23:02:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:02:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:02:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:02:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:02:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:02:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:02:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:02:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:02:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:02:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:02:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:02:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:02:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:02:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:02:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:02:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:02:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:02:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:02:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:02:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 23:02:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:02:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:02:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 23:02:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:02:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:02:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:02:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:02:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:02:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:02:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:02:43,905 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:02:43,906 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:02:43,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:02:43 BoogieIcfgContainer [2019-09-18 23:02:43,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:02:43,909 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:02:43,909 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:02:43,909 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:02:43,911 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:02:43" (1/1) ... [2019-09-18 23:02:43,911 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 23:02:43,945 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:02:43,946 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:02:43,961 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:02:43,975 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:02:43,977 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:02:57,837 WARN L191 SmtUtils]: Spent 13.73 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:03:11,378 WARN L191 SmtUtils]: Spent 13.54 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:03:30,219 WARN L191 SmtUtils]: Spent 12.18 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 23:03:31,754 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:03:35,789 WARN L191 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 23:03:35,799 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 23:03:37,629 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:03:39,486 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:03:41,375 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:03:43,216 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:03:45,145 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:03:47,023 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:03:48,864 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:03:50,686 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:03:50,694 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 23:03:52,610 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:03:54,502 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:03:54,512 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 23:03:58,423 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-18 23:04:00,256 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:04:11,772 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 461 DAG size of output: 456 [2019-09-18 23:04:17,313 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 23:04:22,453 WARN L191 SmtUtils]: Spent 5.12 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:04:27,635 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:04:38,408 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 23:04:43,564 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 23:04:54,225 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 23:04:59,363 WARN L191 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 23:05:01,274 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 431 DAG size of output: 1 [2019-09-18 23:05:11,730 WARN L191 SmtUtils]: Spent 10.45 s on a formula simplification. DAG size of input: 433 DAG size of output: 432 [2019-09-18 23:05:16,997 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 23:05:22,295 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 23:05:27,549 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 23:05:48,169 WARN L191 SmtUtils]: Spent 20.61 s on a formula simplification. DAG size of input: 478 DAG size of output: 474 [2019-09-18 23:05:56,427 WARN L191 SmtUtils]: Spent 8.26 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 23:06:19,024 WARN L191 SmtUtils]: Spent 22.59 s on a formula simplification. DAG size of input: 481 DAG size of output: 481 [2019-09-18 23:06:19,505 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2019-09-18 23:06:20,111 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2019-09-18 23:06:20,476 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-18 23:06:20,612 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 23:06:21,043 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-18 23:06:21,252 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2019-09-18 23:06:22,012 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:22,334 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2019-09-18 23:06:22,498 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2019-09-18 23:06:22,662 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 23:06:22,765 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 23:06:23,038 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 23:06:23,854 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:24,111 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:24,319 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:24,523 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:24,728 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:24,933 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:25,138 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:25,344 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:25,552 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:25,757 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:25,965 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 23:06:26,239 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:26,431 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:26,622 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:26,814 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:27,005 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:27,195 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:27,387 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:27,583 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:27,774 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:27,962 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 23:06:28,854 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:29,748 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:30,650 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:31,704 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:32,600 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:33,486 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:34,403 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:34,837 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2019-09-18 23:06:34,982 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2019-09-18 23:06:35,162 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-18 23:06:35,277 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-18 23:06:35,573 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:35,934 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-18 23:06:36,765 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:37,904 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:06:38,612 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 23:06:38,622 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 23:06:38,771 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 23:06:38,959 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 23:06:39,012 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 19 for LOIs [2019-09-18 23:06:39,030 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 30 for LOIs [2019-09-18 23:06:39,083 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 23:06:39,083 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 23:06:39,085 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1240#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 23:06:39,100 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 23:06:39,101 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 23:06:39,102 INFO L168 Benchmark]: Toolchain (without parser) took 237696.78 ms. Allocated memory was 140.0 MB in the beginning and 161.0 MB in the end (delta: 21.0 MB). Free memory was 86.3 MB in the beginning and 64.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2019-09-18 23:06:39,103 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 23:06:39,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.97 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.1 MB in the beginning and 164.3 MB in the end (delta: -78.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-18 23:06:39,105 INFO L168 Benchmark]: Boogie Preprocessor took 131.46 ms. Allocated memory is still 200.3 MB. Free memory was 164.3 MB in the beginning and 159.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-18 23:06:39,106 INFO L168 Benchmark]: RCFGBuilder took 1656.61 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 159.9 MB in the beginning and 138.6 MB in the end (delta: 21.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-18 23:06:39,107 INFO L168 Benchmark]: Sifa took 235192.18 ms. Allocated memory was 224.4 MB in the beginning and 161.0 MB in the end (delta: -63.4 MB). Free memory was 138.6 MB in the beginning and 64.0 MB in the end (delta: 74.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-18 23:06:39,111 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 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 706.97 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.1 MB in the beginning and 164.3 MB in the end (delta: -78.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.46 ms. Allocated memory is still 200.3 MB. Free memory was 164.3 MB in the beginning and 159.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1656.61 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 159.9 MB in the beginning and 138.6 MB in the end (delta: 21.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Sifa took 235192.18 ms. Allocated memory was 224.4 MB in the beginning and 161.0 MB in the end (delta: -63.4 MB). Free memory was 138.6 MB in the beginning and 64.0 MB in the end (delta: 74.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 235140, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 520, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 371, TOOLS_POST_TIME[ms]: 151, TOOLS_POST_CALL_APPLICATIONS: 126, TOOLS_POST_CALL_TIME[ms]: 210, TOOLS_POST_RETURN_APPLICATIONS: 117, TOOLS_POST_RETURN_TIME[ms]: 24510, TOOLS_QUANTIFIERELIM_APPLICATIONS: 610, TOOLS_QUANTIFIERELIM_TIME[ms]: 24716, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24409, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 537, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 224, DOMAIN_JOIN_TIME[ms]: 208761, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 60, DOMAIN_ISSUBSETEQ_APPLICATIONS: 160, DOMAIN_ISSUBSETEQ_TIME[ms]: 576, DOMAIN_ISBOTTOM_APPLICATIONS: 107, DOMAIN_ISBOTTOM_TIME[ms]: 332, LOOP_SUMMARIZER_APPLICATIONS: 14, LOOP_SUMMARIZER_CACHE_MISSES: 14, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 157617, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 157616, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 117, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 93026, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 66, DAG_COMPRESSION_PROCESSED_NODES: 1599, DAG_COMPRESSION_RETAINED_NODES: 370 - UnprovableResult [Line: 155]: 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 1240#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...