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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:54:52,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:54:52,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:54:52,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:54:52,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:54:52,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:54:52,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:54:52,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:54:52,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:54:52,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:54:52,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:54:52,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:54:52,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:54:52,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:54:52,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:54:52,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:54:52,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:54:52,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:54:52,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:54:52,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:54:52,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:54:52,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:54:52,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:54:52,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:54:52,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:54:52,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:54:52,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:54:52,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:54:52,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:54:52,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:54:52,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:54:52,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:54:52,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:54:52,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:54:52,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:54:52,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:54:52,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:54:52,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:54:52,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:54:52,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:54:52,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:54:52,553 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 [2019-09-16 19:54:52,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:54:52,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:54:52,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:54:52,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:54:52,569 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:54:52,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:54:52,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:54:52,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:54:52,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:54:52,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:54:52,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:54:52,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:54:52,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:54:52,571 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:54:52,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:54:52,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:54:52,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:54:52,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:54:52,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:54:52,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:54:52,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:54:52,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:54:52,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:54:52,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:54:52,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:54:52,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:54:52,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:54:52,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:54:52,575 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 19:54:52,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:54:52,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:54:52,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:54:52,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:54:52,629 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:54:52,630 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2019-09-16 19:54:52,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e46779e5/772e7bc5345547eeacf0c3568c491961/FLAGfb86446ad [2019-09-16 19:54:53,224 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:54:53,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2019-09-16 19:54:53,237 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e46779e5/772e7bc5345547eeacf0c3568c491961/FLAGfb86446ad [2019-09-16 19:54:53,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e46779e5/772e7bc5345547eeacf0c3568c491961 [2019-09-16 19:54:53,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:54:53,571 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:54:53,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:54:53,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:54:53,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:54:53,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:54:53" (1/1) ... [2019-09-16 19:54:53,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:53, skipping insertion in model container [2019-09-16 19:54:53,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:54:53" (1/1) ... [2019-09-16 19:54:53,586 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:54:53,634 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:54:54,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:54:54,144 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:54:54,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:54:54,299 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:54:54,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54 WrapperNode [2019-09-16 19:54:54,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:54:54,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:54:54,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:54:54,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:54:54,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (1/1) ... [2019-09-16 19:54:54,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (1/1) ... [2019-09-16 19:54:54,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (1/1) ... [2019-09-16 19:54:54,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (1/1) ... [2019-09-16 19:54:54,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (1/1) ... [2019-09-16 19:54:54,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (1/1) ... [2019-09-16 19:54:54,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (1/1) ... [2019-09-16 19:54:54,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:54:54,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:54:54,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:54:54,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:54:54,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:54:54" (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 [2019-09-16 19:54:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:54:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:54:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:54:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 19:54:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 19:54:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 19:54:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:54:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:54:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:54:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:54:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:54:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:54:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:54:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:54:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:54:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:54:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:54:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:54:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:54:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:54:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-16 19:54:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:54:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:54:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:54:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:54:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:54:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 19:54:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:54:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:54:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:54:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:54:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:54:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:54:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:54:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:54:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:54:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:54:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:54:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:54:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:54:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:54:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:54:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:54:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:54:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:54:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 19:54:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 19:54:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 19:54:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:54:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:54:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:54:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:54:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:54:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:54:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:54:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:54:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:54:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:54:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:54:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:54:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:54:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:54:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:54:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:54:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:54:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:54:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:54:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:54:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:54:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:54:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:54:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:54:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:54:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:54:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:54:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:54:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:54:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:54:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:54:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:54:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:54:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:54:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:54:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 19:54:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:54:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:54:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:54:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-16 19:54:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:54:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:54:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:54:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:54:55,986 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:54:55,986 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:54:55,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:54:55 BoogieIcfgContainer [2019-09-16 19:54:55,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:54:55,989 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:54:55,989 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:54:55,989 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:54:55,991 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:54:55" (1/1) ... [2019-09-16 19:54:55,991 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 19:54:56,018 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:54:56,018 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:54:56,031 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:54:56,047 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:54:56,049 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:55:20,654 WARN L191 SmtUtils]: Spent 15.13 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:55:22,351 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:55:26,118 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 19:55:27,825 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 19:55:29,460 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 19:55:29,475 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 19:55:29,560 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 19:55:29,579 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 19:55:40,652 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:55:46,067 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:55:56,890 WARN L191 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:56:02,507 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:56:13,896 WARN L191 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:56:19,619 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:56:38,005 WARN L191 SmtUtils]: Spent 18.31 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 19:56:47,077 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:57:19,473 WARN L191 SmtUtils]: Spent 32.32 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-16 19:57:35,671 WARN L191 SmtUtils]: Spent 16.20 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-16 19:58:12,753 WARN L191 SmtUtils]: Spent 36.32 s on a formula simplification. DAG size of input: 483 DAG size of output: 473 [2019-09-16 19:58:21,773 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-16 19:58:33,786 WARN L191 SmtUtils]: Spent 11.97 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-16 19:58:39,495 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:58:57,478 WARN L191 SmtUtils]: Spent 17.98 s on a formula simplification. DAG size of input: 477 DAG size of output: 472 [2019-09-16 19:59:06,340 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 19:59:25,009 WARN L191 SmtUtils]: Spent 18.67 s on a formula simplification. DAG size of input: 479 DAG size of output: 472 [2019-09-16 19:59:34,162 WARN L191 SmtUtils]: Spent 9.15 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 19:59:50,296 WARN L191 SmtUtils]: Spent 16.11 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 19:59:50,804 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-16 19:59:50,965 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-16 19:59:51,217 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-16 19:59:51,500 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-16 20:00:10,248 WARN L191 SmtUtils]: Spent 18.12 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:00:19,202 WARN L191 SmtUtils]: Spent 8.95 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:00:51,610 WARN L191 SmtUtils]: Spent 32.35 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-16 20:01:07,787 WARN L191 SmtUtils]: Spent 16.18 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-16 20:01:44,151 WARN L191 SmtUtils]: Spent 36.19 s on a formula simplification. DAG size of input: 483 DAG size of output: 473 [2019-09-16 20:01:53,560 WARN L191 SmtUtils]: Spent 9.41 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-16 20:02:04,926 WARN L191 SmtUtils]: Spent 11.32 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-16 20:02:10,464 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 20:02:28,452 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 479 DAG size of output: 474 [2019-09-16 20:02:37,300 WARN L191 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-16 20:02:55,164 WARN L191 SmtUtils]: Spent 17.86 s on a formula simplification. DAG size of input: 484 DAG size of output: 474 [2019-09-16 20:03:04,029 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-16 20:03:20,041 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-16 20:03:20,237 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-16 20:03:20,397 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-16 20:03:20,650 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-16 20:03:20,930 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-16 20:03:39,262 WARN L191 SmtUtils]: Spent 18.21 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:03:48,275 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:04:20,606 WARN L191 SmtUtils]: Spent 32.28 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-16 20:04:36,813 WARN L191 SmtUtils]: Spent 16.21 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-16 20:05:04,301 WARN L191 SmtUtils]: Spent 27.40 s on a formula simplification. DAG size of input: 483 DAG size of output: 473 [2019-09-16 20:05:13,298 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-16 20:05:24,861 WARN L191 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-16 20:05:30,585 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 20:05:48,706 WARN L191 SmtUtils]: Spent 18.12 s on a formula simplification. DAG size of input: 477 DAG size of output: 472 [2019-09-16 20:05:57,712 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:06:15,890 WARN L191 SmtUtils]: Spent 18.18 s on a formula simplification. DAG size of input: 479 DAG size of output: 472 [2019-09-16 20:06:24,964 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:06:41,080 WARN L191 SmtUtils]: Spent 16.10 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:06:41,255 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-16 20:06:41,416 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-16 20:06:41,684 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-16 20:06:41,965 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-16 20:06:42,107 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 31 for LOIs [2019-09-16 20:06:42,237 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-16 20:06:42,455 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-16 20:06:42,669 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-16 20:06:42,912 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-16 20:06:43,154 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-16 20:06:43,420 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-16 20:06:43,708 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-16 20:06:43,998 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-16 20:06:44,298 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-16 20:06:44,613 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2019-09-16 20:06:44,719 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-16 20:06:44,938 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-09-16 20:06:45,273 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-16 20:06:45,388 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-16 20:06:45,612 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-16 20:06:46,012 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2019-09-16 20:06:46,201 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 20:06:46,480 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-16 20:06:46,482 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-16 20:06:46,485 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-16 20:06:46,509 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 20:06:46,509 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 20:06:46,511 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 576#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-16 20:06:46,522 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 20:06:46,523 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 20:06:46,524 INFO L168 Benchmark]: Toolchain (without parser) took 712952.68 ms. Allocated memory was 134.2 MB in the beginning and 142.6 MB in the end (delta: 8.4 MB). Free memory was 87.8 MB in the beginning and 68.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-16 20:06:46,526 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 20:06:46,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.75 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 164.3 MB in the end (delta: -76.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-16 20:06:46,528 INFO L168 Benchmark]: Boogie Preprocessor took 100.84 ms. Allocated memory is still 200.8 MB. Free memory was 164.3 MB in the beginning and 160.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-16 20:06:46,529 INFO L168 Benchmark]: RCFGBuilder took 1587.25 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 160.0 MB in the beginning and 147.7 MB in the end (delta: 12.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. [2019-09-16 20:06:46,529 INFO L168 Benchmark]: Sifa took 710533.83 ms. Allocated memory was 227.0 MB in the beginning and 142.6 MB in the end (delta: -84.4 MB). Free memory was 146.3 MB in the beginning and 68.9 MB in the end (delta: 77.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 20:06:46,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 727.75 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 164.3 MB in the end (delta: -76.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.84 ms. Allocated memory is still 200.8 MB. Free memory was 164.3 MB in the beginning and 160.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1587.25 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 160.0 MB in the beginning and 147.7 MB in the end (delta: 12.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. * Sifa took 710533.83 ms. Allocated memory was 227.0 MB in the beginning and 142.6 MB in the end (delta: -84.4 MB). Free memory was 146.3 MB in the beginning and 68.9 MB in the end (delta: 77.4 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]: 710494, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 285, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 190, TOOLS_POST_TIME[ms]: 30130, TOOLS_POST_CALL_APPLICATIONS: 83, TOOLS_POST_CALL_TIME[ms]: 310, TOOLS_POST_RETURN_APPLICATIONS: 74, TOOLS_POST_RETURN_TIME[ms]: 186, TOOLS_QUANTIFIERELIM_APPLICATIONS: 347, TOOLS_QUANTIFIERELIM_TIME[ms]: 30475, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29962, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 299, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 93, DOMAIN_JOIN_TIME[ms]: 628817, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 50282, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 75, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 511, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 544065, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 544064, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 74, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34354, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34353, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 438, DAG_COMPRESSION_RETAINED_NODES: 212 - UnprovableResult [Line: 916]: 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 576#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...