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_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 20:13:13,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 20:13:13,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 20:13:13,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 20:13:13,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 20:13:13,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 20:13:13,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 20:13:13,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 20:13:13,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 20:13:13,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 20:13:13,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 20:13:13,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 20:13:13,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 20:13:13,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 20:13:13,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 20:13:13,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 20:13:13,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 20:13:13,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 20:13:13,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 20:13:13,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 20:13:13,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 20:13:13,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 20:13:13,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 20:13:13,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 20:13:13,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 20:13:13,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 20:13:13,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 20:13:13,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 20:13:13,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 20:13:13,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 20:13:13,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 20:13:13,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 20:13:13,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 20:13:13,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 20:13:13,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 20:13:13,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 20:13:13,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 20:13:13,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 20:13:13,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 20:13:13,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 20:13:13,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 20:13:13,488 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 20:13:13,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 20:13:13,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 20:13:13,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 20:13:13,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 20:13:13,512 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 20:13:13,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 20:13:13,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 20:13:13,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 20:13:13,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 20:13:13,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 20:13:13,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 20:13:13,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 20:13:13,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 20:13:13,513 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 20:13:13,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 20:13:13,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 20:13:13,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 20:13:13,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 20:13:13,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 20:13:13,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 20:13:13,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 20:13:13,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 20:13:13,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 20:13:13,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 20:13:13,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 20:13:13,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 20:13:13,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 20:13:13,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 20:13:13,516 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 20:13:13,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 20:13:13,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 20:13:13,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 20:13:13,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 20:13:13,574 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 20:13:13,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2019-09-16 20:13:13,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0332ca5/092f423878ae4fb5a611a0c6bee30ef0/FLAG945c5813b [2019-09-16 20:13:14,101 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 20:13:14,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2019-09-16 20:13:14,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0332ca5/092f423878ae4fb5a611a0c6bee30ef0/FLAG945c5813b [2019-09-16 20:13:14,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0332ca5/092f423878ae4fb5a611a0c6bee30ef0 [2019-09-16 20:13:14,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 20:13:14,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 20:13:14,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 20:13:14,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 20:13:14,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 20:13:14,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:13:14" (1/1) ... [2019-09-16 20:13:14,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0fdaa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:14, skipping insertion in model container [2019-09-16 20:13:14,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:13:14" (1/1) ... [2019-09-16 20:13:14,405 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 20:13:14,462 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 20:13:14,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:13:14,909 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 20:13:15,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:13:15,048 INFO L192 MainTranslator]: Completed translation [2019-09-16 20:13:15,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15 WrapperNode [2019-09-16 20:13:15,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 20:13:15,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 20:13:15,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 20:13:15,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 20:13:15,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (1/1) ... [2019-09-16 20:13:15,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (1/1) ... [2019-09-16 20:13:15,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (1/1) ... [2019-09-16 20:13:15,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (1/1) ... [2019-09-16 20:13:15,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (1/1) ... [2019-09-16 20:13:15,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (1/1) ... [2019-09-16 20:13:15,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (1/1) ... [2019-09-16 20:13:15,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 20:13:15,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 20:13:15,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 20:13:15,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 20:13:15,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:13:15" (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 20:13:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 20:13:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 20:13:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 20:13:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 20:13:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 20:13:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 20:13:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 20:13:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 20:13:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 20:13:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 20:13:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 20:13:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 20:13:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 20:13:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 20:13:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 20:13:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-16 20:13:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 20:13:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 20:13:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 20:13:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 20:13:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 20:13:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 20:13:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 20:13:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 20:13:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 20:13:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 20:13:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 20:13:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 20:13:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 20:13:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 20:13:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 20:13:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 20:13:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 20:13:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 20:13:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 20:13:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 20:13:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:13:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:13:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:13:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 20:13:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 20:13:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 20:13:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 20:13:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 20:13:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 20:13:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 20:13:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 20:13:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 20:13:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 20:13:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 20:13:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 20:13:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 20:13:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 20:13:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 20:13:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 20:13:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 20:13:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 20:13:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 20:13:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 20:13:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 20:13:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 20:13:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 20:13:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 20:13:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 20:13:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 20:13:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 20:13:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 20:13:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 20:13:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 20:13:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 20:13:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 20:13:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 20:13:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 20:13:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 20:13:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 20:13:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 20:13:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 20:13:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 20:13:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 20:13:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:13:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:13:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 20:13:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 20:13:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 20:13:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 20:13:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 20:13:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-16 20:13:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 20:13:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 20:13:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 20:13:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:13:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 20:13:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 20:13:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 20:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 20:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 20:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 20:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 20:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 20:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 20:13:16,699 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 20:13:16,700 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 20:13:16,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:13:16 BoogieIcfgContainer [2019-09-16 20:13:16,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 20:13:16,702 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 20:13:16,702 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 20:13:16,702 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 20:13:16,703 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:13:16" (1/1) ... [2019-09-16 20:13:16,704 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 20:13:16,726 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 20:13:16,726 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 20:13:16,735 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 20:13:16,743 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 20:13:16,745 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 20:13:39,504 WARN L191 SmtUtils]: Spent 13.18 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 20:13:41,391 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 20:13:44,968 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 20:13:46,652 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:13:48,289 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:13:48,304 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 20:13:48,365 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 20:13:48,381 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 20:13:59,728 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 464 DAG size of output: 454 [2019-09-16 20:14:05,122 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:14:19,528 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification. DAG size of input: 467 DAG size of output: 460 [2019-09-16 20:14:19,652 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 20:14:19,762 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 20:14:19,872 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 20:14:20,160 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2019-09-16 20:14:21,357 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-16 20:14:21,478 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-16 20:14:23,429 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:14:25,321 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:14:27,933 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 497 DAG size of output: 107 [2019-09-16 20:14:28,262 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-16 20:14:29,301 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 500 DAG size of output: 115 [2019-09-16 20:14:31,470 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-16 20:14:32,091 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:32,233 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:32,399 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:32,604 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:32,864 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:33,008 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:33,154 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:33,303 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:33,446 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:33,590 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:33,750 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:33,882 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:34,016 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:34,152 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:34,284 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:34,416 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:34,584 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:34,788 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:35,000 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:35,203 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:35,434 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:35,636 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:35,867 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:36,078 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:36,293 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:36,495 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:36,712 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:36,912 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:38,301 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:38,484 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:38,862 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:39,068 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:39,322 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:14:39,568 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:14:39,734 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:39,936 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:40,231 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:40,431 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:40,756 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:40,961 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:41,330 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:41,619 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:41,819 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:42,062 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:14:42,365 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:14:42,597 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:42,802 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:43,100 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:43,303 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:43,624 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:43,806 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:44,183 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:44,383 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:44,610 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:14:44,862 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:14:45,033 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:45,235 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:45,557 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:45,775 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:46,117 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:46,341 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:46,724 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:47,034 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:47,256 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:47,504 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:14:47,779 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:14:47,957 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:48,179 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:48,479 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:48,681 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:48,972 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-16 20:14:49,148 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-16 20:14:49,311 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:49,513 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:49,713 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:49,894 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:50,277 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:50,477 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:50,705 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:14:50,959 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:14:51,124 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:51,342 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:51,619 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:51,820 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:52,133 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:52,336 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:52,529 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-16 20:14:52,745 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:53,042 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:53,244 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:53,468 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:14:53,717 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:14:53,881 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:54,080 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:54,358 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:54,557 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:54,889 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:55,075 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:55,441 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:55,642 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:55,867 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:14:56,113 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:14:56,276 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:56,477 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:56,752 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:56,953 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:57,264 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:57,467 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:57,665 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-16 20:14:57,981 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-16 20:14:58,132 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-16 20:14:58,380 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:14:58,598 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 20:14:58,745 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:14:58,947 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:14:59,360 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:59,542 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:14:59,909 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:00,109 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:00,332 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:15:00,599 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:15:00,778 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:00,986 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:01,264 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:01,471 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:01,826 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:02,031 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:02,204 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-16 20:15:02,432 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:15:02,715 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:02,932 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:03,246 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:15:03,432 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-16 20:15:03,801 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:04,004 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:04,236 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 20:15:04,483 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-16 20:15:04,647 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:04,847 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:05,144 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:05,345 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:05,644 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-16 20:15:05,844 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-16 20:15:06,016 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-16 20:15:06,863 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-16 20:15:06,870 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-16 20:15:07,269 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 20:15:07,417 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-16 20:15:07,419 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-16 20:15:07,441 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 20:15:07,442 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 20:15:07,444 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))) [2019-09-16 20:15:07,456 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 20:15:07,456 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 20:15:07,457 INFO L168 Benchmark]: Toolchain (without parser) took 113072.08 ms. Allocated memory was 137.9 MB in the beginning and 373.8 MB in the end (delta: 235.9 MB). Free memory was 84.7 MB in the beginning and 268.6 MB in the end (delta: -183.9 MB). Peak memory consumption was 52.0 MB. Max. memory is 7.1 GB. [2019-09-16 20:15:07,458 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 20:15:07,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.38 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 84.5 MB in the beginning and 163.4 MB in the end (delta: -78.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-16 20:15:07,459 INFO L168 Benchmark]: Boogie Preprocessor took 82.56 ms. Allocated memory is still 198.7 MB. Free memory was 163.4 MB in the beginning and 158.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-16 20:15:07,460 INFO L168 Benchmark]: RCFGBuilder took 1568.95 ms. Allocated memory was 198.7 MB in the beginning and 218.6 MB in the end (delta: 19.9 MB). Free memory was 158.8 MB in the beginning and 139.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. [2019-09-16 20:15:07,461 INFO L168 Benchmark]: Sifa took 110754.58 ms. Allocated memory was 218.6 MB in the beginning and 373.8 MB in the end (delta: 155.2 MB). Free memory was 139.5 MB in the beginning and 268.6 MB in the end (delta: -129.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-16 20:15:07,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.38 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 84.5 MB in the beginning and 163.4 MB in the end (delta: -78.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.56 ms. Allocated memory is still 198.7 MB. Free memory was 163.4 MB in the beginning and 158.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1568.95 ms. Allocated memory was 198.7 MB in the beginning and 218.6 MB in the end (delta: 19.9 MB). Free memory was 158.8 MB in the beginning and 139.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. * Sifa took 110754.58 ms. Allocated memory was 218.6 MB in the beginning and 373.8 MB in the end (delta: 155.2 MB). Free memory was 139.5 MB in the beginning and 268.6 MB in the end (delta: -129.1 MB). Peak memory consumption was 26.1 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]: 110719, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1271, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 896, TOOLS_POST_TIME[ms]: 28379, TOOLS_POST_CALL_APPLICATIONS: 320, TOOLS_POST_CALL_TIME[ms]: 286, TOOLS_POST_RETURN_APPLICATIONS: 311, TOOLS_POST_RETURN_TIME[ms]: 159, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1527, TOOLS_QUANTIFIERELIM_TIME[ms]: 28588, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28164, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 1336, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 333, DOMAIN_JOIN_TIME[ms]: 74430, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 13, DOMAIN_WIDEN_TIME[ms]: 6710, DOMAIN_ISSUBSETEQ_APPLICATIONS: 65, DOMAIN_ISSUBSETEQ_TIME[ms]: 64, DOMAIN_ISBOTTOM_APPLICATIONS: 215, DOMAIN_ISBOTTOM_TIME[ms]: 463, LOOP_SUMMARIZER_APPLICATIONS: 52, LOOP_SUMMARIZER_CACHE_MISSES: 52, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 72456, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 72455, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 65, CALL_SUMMARIZER_APPLICATIONS: 311, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32825, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32823, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, 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...