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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:38:19,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:38:19,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:38:19,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:38:19,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:38:19,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:38:19,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:38:19,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:38:19,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:38:19,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:38:19,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:38:19,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:38:19,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:38:19,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:38:19,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:38:19,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:38:19,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:38:19,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:38:19,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:38:19,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:38:19,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:38:19,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:38:19,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:38:19,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:38:19,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:38:19,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:38:19,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:38:19,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:38:19,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:38:19,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:38:19,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:38:19,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:38:19,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:38:19,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:38:19,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:38:19,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:38:19,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:38:19,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:38:19,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:38:19,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:38:19,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:38:19,529 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 19:38:19,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:38:19,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:38:19,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:38:19,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:38:19,554 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:38:19,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:38:19,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:38:19,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:38:19,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:38:19,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:38:19,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:38:19,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:38:19,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:38:19,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:38:19,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:38:19,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:38:19,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:38:19,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:38:19,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:38:19,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:38:19,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:38:19,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:38:19,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:38:19,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:38:19,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:38:19,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:38:19,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:38:19,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:38:19,562 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 -> SingleStatement 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 [2019-09-20 19:38:19,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:38:19,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:38:19,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:38:19,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:38:19,621 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:38:19,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-20 19:38:19,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c6c1466/3e9db46caf004dbb9c5e4109d76dc216/FLAGf7ffe3dee [2019-09-20 19:38:20,228 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:38:20,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-20 19:38:20,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c6c1466/3e9db46caf004dbb9c5e4109d76dc216/FLAGf7ffe3dee [2019-09-20 19:38:20,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c6c1466/3e9db46caf004dbb9c5e4109d76dc216 [2019-09-20 19:38:20,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:38:20,522 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:38:20,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:38:20,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:38:20,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:38:20,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:38:20" (1/1) ... [2019-09-20 19:38:20,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4261ac45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:20, skipping insertion in model container [2019-09-20 19:38:20,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:38:20" (1/1) ... [2019-09-20 19:38:20,537 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:38:20,599 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:38:21,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:38:21,295 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:38:21,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:38:21,423 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:38:21,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21 WrapperNode [2019-09-20 19:38:21,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:38:21,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:38:21,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:38:21,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:38:21,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (1/1) ... [2019-09-20 19:38:21,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (1/1) ... [2019-09-20 19:38:21,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (1/1) ... [2019-09-20 19:38:21,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (1/1) ... [2019-09-20 19:38:21,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (1/1) ... [2019-09-20 19:38:21,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (1/1) ... [2019-09-20 19:38:21,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (1/1) ... [2019-09-20 19:38:21,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:38:21,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:38:21,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:38:21,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:38:21,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:21" (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 19:38:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:38:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:38:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:38:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:38:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:38:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:38:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:38:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:38:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:38:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:38:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:38:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:38:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:38:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:38:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:38:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:38:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:38:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:38:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:38:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:38:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:38:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:38:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:38:21,586 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:38:21,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:38:21,587 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:38:21,587 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:38:21,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:38:21,587 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:38:21,588 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:38:21,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:38:21,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:38:21,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:38:21,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:38:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:38:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:38:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:38:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:38:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:38:21,590 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:38:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:38:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:38:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:38:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:38:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:38:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:38:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:38:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:38:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:38:21,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:38:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:38:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:38:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:38:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:38:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:38:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:38:21,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:38:21,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:38:21,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:38:21,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:38:21,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:38:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:38:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:38:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:38:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:38:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:38:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:38:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:38:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:38:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:38:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:38:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:38:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:38:21,596 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:38:21,596 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:38:21,596 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:38:21,596 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:38:21,596 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:38:21,596 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:38:21,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:38:21,597 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:38:21,597 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:38:21,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:38:21,597 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:38:21,597 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:38:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:38:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:38:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:38:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:38:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:38:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:38:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:38:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:38:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:38:22,806 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:38:22,806 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:38:22,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:38:22 BoogieIcfgContainer [2019-09-20 19:38:22,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:38:22,808 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:38:22,809 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:38:22,809 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:38:22,810 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:38:22" (1/1) ... [2019-09-20 19:38:22,811 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 [2019-09-20 19:38:22,841 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:38:22,841 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:38:22,859 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:38:22,869 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:38:22,871 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:38:23,469 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:38:23,852 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:38:24,058 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:38:24,350 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:38:24,586 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:38:24,965 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:38:25,278 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:38:25,773 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:38:26,205 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:38:26,935 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:38:27,420 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:38:27,639 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:38:28,302 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:38:28,826 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:38:29,137 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:38:30,009 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:38:30,194 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:38:30,727 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:38:31,092 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:38:32,203 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:38:32,383 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:38:33,041 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:38:33,450 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:38:34,526 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:38:35,392 WARN L191 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:38:36,029 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:38:37,830 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-20 19:38:38,778 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 157 [2019-09-20 19:38:39,609 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:38:41,802 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 379 DAG size of output: 171 [2019-09-20 19:38:42,869 WARN L191 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 166 [2019-09-20 19:38:43,956 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:38:46,801 WARN L191 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 476 DAG size of output: 193 [2019-09-20 19:38:48,090 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 240 DAG size of output: 188 [2019-09-20 19:38:49,436 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:38:53,046 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 510 DAG size of output: 215 [2019-09-20 19:38:54,462 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 256 DAG size of output: 210 [2019-09-20 19:38:56,205 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:39:00,831 WARN L191 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 604 DAG size of output: 252 [2019-09-20 19:39:01,097 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 19:39:02,556 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 299 DAG size of output: 249 [2019-09-20 19:39:04,607 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 499