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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:16:33,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:16:33,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:16:33,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:16:33,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:16:33,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:16:33,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:16:33,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:16:33,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:16:33,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:16:33,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:16:33,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:16:33,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:16:33,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:16:33,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:16:33,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:16:33,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:16:33,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:16:33,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:16:33,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:16:33,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:16:33,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:16:33,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:16:33,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:16:33,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:16:33,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:16:33,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:16:33,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:16:33,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:16:33,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:16:33,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:16:33,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:16:33,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:16:33,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:16:33,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:16:33,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:16:33,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:16:33,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:16:33,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:16:33,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:16:33,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:16:33,519 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 [2019-09-20 00:16:33,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:16:33,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:16:33,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:16:33,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:16:33,537 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:16:33,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:16:33,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:16:33,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:16:33,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:16:33,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:16:33,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:16:33,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:16:33,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:16:33,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:16:33,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:16:33,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:16:33,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:16:33,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:16:33,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:16:33,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:16:33,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:16:33,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:16:33,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:16:33,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:16:33,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:16:33,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:16:33,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:16:33,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:16:33,543 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:16:33,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:16:33,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:16:33,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:16:33,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:16:33,619 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:16:33,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2019-09-20 00:16:33,679 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46ceb75f3/46f0c7bf3f6c4e53a5802eb7548371f6/FLAGafa52b0bb [2019-09-20 00:16:34,224 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:16:34,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2019-09-20 00:16:34,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46ceb75f3/46f0c7bf3f6c4e53a5802eb7548371f6/FLAGafa52b0bb [2019-09-20 00:16:34,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46ceb75f3/46f0c7bf3f6c4e53a5802eb7548371f6 [2019-09-20 00:16:34,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:16:34,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:16:34,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:16:34,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:16:34,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:16:34,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:16:34" (1/1) ... [2019-09-20 00:16:34,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:34, skipping insertion in model container [2019-09-20 00:16:34,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:16:34" (1/1) ... [2019-09-20 00:16:34,547 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:16:34,589 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:16:35,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:16:35,097 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:16:35,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:16:35,259 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:16:35,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35 WrapperNode [2019-09-20 00:16:35,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:16:35,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:16:35,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:16:35,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:16:35,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (1/1) ... [2019-09-20 00:16:35,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (1/1) ... [2019-09-20 00:16:35,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (1/1) ... [2019-09-20 00:16:35,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (1/1) ... [2019-09-20 00:16:35,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (1/1) ... [2019-09-20 00:16:35,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (1/1) ... [2019-09-20 00:16:35,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (1/1) ... [2019-09-20 00:16:35,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:16:35,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:16:35,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:16:35,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:16:35,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:16:35" (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 [2019-09-20 00:16:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:16:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:16:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 00:16:35,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 00:16:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 00:16:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 00:16:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 00:16:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 00:16:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 00:16:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 00:16:35,443 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 00:16:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 00:16:35,444 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 00:16:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:16:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 00:16:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 00:16:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 00:16:35,448 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 00:16:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 00:16:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 00:16:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 00:16:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 00:16:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 00:16:35,449 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 00:16:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 00:16:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 00:16:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 00:16:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 00:16:35,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 00:16:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 00:16:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 00:16:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 00:16:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 00:16:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 00:16:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 00:16:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:16:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:16:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:16:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:16:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 00:16:35,452 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 00:16:35,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 00:16:35,453 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 00:16:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:16:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:16:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 00:16:35,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 00:16:35,455 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 00:16:35,455 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:16:35,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 00:16:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 00:16:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:16:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:16:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:16:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 00:16:35,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:16:35,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 00:16:35,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 00:16:35,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:16:35,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 00:16:35,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 00:16:35,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:16:35,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 00:16:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 00:16:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 00:16:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 00:16:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 00:16:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 00:16:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 00:16:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 00:16:35,460 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 00:16:35,460 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 00:16:35,460 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 00:16:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 00:16:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 00:16:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 00:16:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 00:16:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 00:16:35,463 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 00:16:35,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:16:35,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:16:35,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 00:16:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 00:16:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 00:16:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:16:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 00:16:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 00:16:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 00:16:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 00:16:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 00:16:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:16:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 00:16:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 00:16:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 00:16:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 00:16:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:16:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 00:16:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:16:35,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:16:35,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:16:37,135 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:16:37,135 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:16:37,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:16:37 BoogieIcfgContainer [2019-09-20 00:16:37,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:16:37,138 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:16:37,139 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:16:37,139 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:16:37,140 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:16:37" (1/1) ... [2019-09-20 00:16:37,141 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 00:16:37,169 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:16:37,170 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:16:37,183 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:16:37,198 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:16:37,199 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:17:00,886 WARN L191 SmtUtils]: Spent 13.78 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:17:02,641 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 00:17:06,317 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 00:17:08,035 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:17:09,709 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:17:09,723 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 00:17:09,811 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 00:17:09,832 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-20 00:17:21,530 WARN L191 SmtUtils]: Spent 11.54 s on a formula simplification. DAG size of input: 464 DAG size of output: 454 [2019-09-20 00:17:27,029 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-20 00:17:41,716 WARN L191 SmtUtils]: Spent 14.66 s on a formula simplification. DAG size of input: 467 DAG size of output: 460 [2019-09-20 00:17:41,826 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 00:17:41,930 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 00:17:42,042 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 00:17:42,331 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2019-09-20 00:17:43,502 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 00:17:43,635 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 00:17:45,635 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 00:17:47,600 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 00:17:50,256 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 497 DAG size of output: 107 [2019-09-20 00:17:50,594 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 00:17:51,671 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 500 DAG size of output: 115 [2019-09-20 00:17:53,941 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-20 00:17:54,681 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:17:54,845 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:17:55,049 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:17:55,289 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 00:17:55,434 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 00:17:55,595 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 00:17:55,739 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 00:17:55,886 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 00:17:56,036 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 00:17:56,194 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:17:56,326 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:17:56,463 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:17:56,602 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:17:56,737 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:17:56,873 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:17:57,060 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:17:57,287 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:17:57,502 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:17:57,709 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:17:57,950 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:17:58,159 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:17:58,376 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:17:58,581 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:17:58,816 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:17:59,021 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:17:59,235 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:17:59,439 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:00,855 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:01,042 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:01,435 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:01,663 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:01,895 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:02,154 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:02,320 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:02,524 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:02,810 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:03,019 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:03,383 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:03,583 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:03,972 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:04,259 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:04,467 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:04,741 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:05,079 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:05,239 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:05,452 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:05,740 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:05,946 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:06,300 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:06,483 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:06,860 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:07,064 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:07,294 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:07,550 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:07,723 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:07,928 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:08,232 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:08,439 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:08,766 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:08,970 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:09,323 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:09,624 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:09,825 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:10,050 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:10,300 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:10,476 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:10,678 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:10,963 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:11,169 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:11,466 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 00:18:11,626 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 00:18:11,796 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:12,000 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:12,206 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:12,389 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:12,778 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:12,985 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:13,220 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:13,479 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:13,649 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:13,864 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:14,145 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:14,350 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:14,673 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:14,879 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:15,069 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-20 00:18:15,283 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:15,572 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:15,774 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:16,003 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:16,281 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:16,450 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:16,654 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:16,936 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:17,143 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:17,477 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:17,690 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:18,071 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:18,276 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:18,542 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:18,795 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:18,969 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:19,174 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:19,453 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:19,656 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:19,964 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:20,170 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:20,350 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-20 00:18:20,541 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-09-20 00:18:20,699 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-20 00:18:20,852 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-20 00:18:21,003 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-20 00:18:21,107 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-20 00:18:21,329 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-20 00:18:21,477 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:21,678 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:22,093 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:22,280 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:22,658 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:22,863 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:23,093 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:23,344 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:23,512 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:23,725 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:24,012 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:24,219 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:24,542 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:24,745 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:24,924 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-20 00:18:25,168 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:25,460 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:25,685 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:26,010 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:26,195 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 00:18:26,575 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:26,786 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:27,028 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:18:27,284 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 00:18:27,454 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:27,662 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:27,960 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:28,163 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:28,466 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 00:18:28,667 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-20 00:18:28,841 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-20 00:18:29,682 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-20 00:18:29,689 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 00:18:30,079 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 00:18:30,235 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 00:18:30,237 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 00:18:30,261 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:18:30,261 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:18:30,264 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2479#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 00:18:30,280 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:18:30,280 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:18:30,282 INFO L168 Benchmark]: Toolchain (without parser) took 115751.70 ms. Allocated memory was 134.2 MB in the beginning and 303.0 MB in the end (delta: 168.8 MB). Free memory was 88.4 MB in the beginning and 107.7 MB in the end (delta: -19.3 MB). Peak memory consumption was 149.5 MB. Max. memory is 7.1 GB. [2019-09-20 00:18:30,282 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-09-20 00:18:30,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.67 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 88.2 MB in the beginning and 164.2 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:18:30,283 INFO L168 Benchmark]: Boogie Preprocessor took 88.34 ms. Allocated memory is still 200.8 MB. Free memory was 164.2 MB in the beginning and 159.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 00:18:30,284 INFO L168 Benchmark]: RCFGBuilder took 1788.48 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 159.8 MB in the beginning and 139.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2019-09-20 00:18:30,285 INFO L168 Benchmark]: Sifa took 113142.01 ms. Allocated memory was 228.1 MB in the beginning and 303.0 MB in the end (delta: 75.0 MB). Free memory was 139.9 MB in the beginning and 107.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. [2019-09-20 00:18:30,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 728.67 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 88.2 MB in the beginning and 164.2 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.34 ms. Allocated memory is still 200.8 MB. Free memory was 164.2 MB in the beginning and 159.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1788.48 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 159.8 MB in the beginning and 139.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * Sifa took 113142.01 ms. Allocated memory was 228.1 MB in the beginning and 303.0 MB in the end (delta: 75.0 MB). Free memory was 139.9 MB in the beginning and 107.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 107.2 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]: 113095, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1271, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 896, TOOLS_POST_TIME[ms]: 29275, TOOLS_POST_CALL_APPLICATIONS: 320, TOOLS_POST_CALL_TIME[ms]: 301, TOOLS_POST_RETURN_APPLICATIONS: 311, TOOLS_POST_RETURN_TIME[ms]: 164, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1527, TOOLS_QUANTIFIERELIM_TIME[ms]: 29492, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29055, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 1336, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 333, DOMAIN_JOIN_TIME[ms]: 75732, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 13, DOMAIN_WIDEN_TIME[ms]: 6924, DOMAIN_ISSUBSETEQ_APPLICATIONS: 65, DOMAIN_ISSUBSETEQ_TIME[ms]: 56, DOMAIN_ISBOTTOM_APPLICATIONS: 215, DOMAIN_ISBOTTOM_TIME[ms]: 389, LOOP_SUMMARIZER_APPLICATIONS: 52, LOOP_SUMMARIZER_CACHE_MISSES: 52, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 73717, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 73715, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 65, CALL_SUMMARIZER_APPLICATIONS: 311, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33830, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33828, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 67, DAG_COMPRESSION_PROCESSED_NODES: 1054, DAG_COMPRESSION_RETAINED_NODES: 464 - UnprovableResult [Line: 410]: 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 2479#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~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...