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_spec5_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:42:29,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:42:29,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:42:29,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:42:29,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:42:29,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:42:29,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:42:29,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:42:29,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:42:29,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:42:29,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:42:29,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:42:29,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:42:29,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:42:29,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:42:29,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:42:29,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:42:29,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:42:29,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:42:29,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:42:29,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:42:29,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:42:29,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:42:29,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:42:29,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:42:29,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:42:29,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:42:29,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:42:29,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:42:29,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:42:29,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:42:29,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:42:29,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:42:29,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:42:29,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:42:29,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:42:29,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:42:29,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:42:29,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:42:29,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:42:29,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:42:29,649 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 19:42:29,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:42:29,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:42:29,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:42:29,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:42:29,673 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:42:29,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:42:29,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:42:29,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:42:29,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:42:29,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:42:29,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:42:29,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:42:29,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:42:29,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:42:29,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:42:29,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:42:29,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:42:29,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:42:29,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:42:29,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:42:29,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:42:29,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:42:29,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:42:29,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:42:29,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:42:29,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:42:29,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:42:29,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:42:29,680 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 19:42:29,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:42:29,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:42:29,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:42:29,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:42:29,762 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:42:29,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2019-09-20 19:42:29,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14f941ed/ef27a20cdd0a48b48fee3bb9066cc134/FLAG9c07775f4 [2019-09-20 19:42:30,321 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:42:30,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2019-09-20 19:42:30,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14f941ed/ef27a20cdd0a48b48fee3bb9066cc134/FLAG9c07775f4 [2019-09-20 19:42:30,649 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14f941ed/ef27a20cdd0a48b48fee3bb9066cc134 [2019-09-20 19:42:30,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:42:30,662 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:42:30,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:42:30,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:42:30,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:42:30,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:42:30" (1/1) ... [2019-09-20 19:42:30,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3143413b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:30, skipping insertion in model container [2019-09-20 19:42:30,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:42:30" (1/1) ... [2019-09-20 19:42:30,679 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:42:30,740 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:42:31,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:42:31,312 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:42:31,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:42:31,454 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:42:31,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31 WrapperNode [2019-09-20 19:42:31,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:42:31,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:42:31,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:42:31,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:42:31,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (1/1) ... [2019-09-20 19:42:31,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (1/1) ... [2019-09-20 19:42:31,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (1/1) ... [2019-09-20 19:42:31,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (1/1) ... [2019-09-20 19:42:31,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (1/1) ... [2019-09-20 19:42:31,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (1/1) ... [2019-09-20 19:42:31,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (1/1) ... [2019-09-20 19:42:31,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:42:31,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:42:31,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:42:31,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:42:31,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:31" (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 19:42:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:42:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:42:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:42:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:42:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:42:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:42:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:42:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:42:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:42:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:42:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:42:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:42:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:42:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:42:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:42:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:42:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:42:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:42:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:42:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:42:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:42:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:42:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:42:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:42:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:42:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:42:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:42:31,622 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:42:31,622 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:42:31,623 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:42:31,623 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:42:31,623 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:42:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:42:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:42:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:42:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:42:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:42:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:42:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:42:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:42:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:42:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:42:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:42:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:42:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:42:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:42:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:42:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:42:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:42:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:42:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:42:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:42:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:42:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:42:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:42:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:42:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:42:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:42:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:42:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:42:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:42:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:42:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:42:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:42:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:42:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:42:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:42:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:42:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:42:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:42:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:42:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:42:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:42:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:42:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:42:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:42:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:42:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:42:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:42:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:42:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:42:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:42:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:42:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:42:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:42:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:42:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:42:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:42:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:42:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:42:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:42:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:42:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:42:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:42:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:42:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:42:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:42:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:42:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:42:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:42:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:42:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:42:32,857 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:42:32,857 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:42:32,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:42:32 BoogieIcfgContainer [2019-09-20 19:42:32,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:42:32,860 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:42:32,860 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:42:32,860 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:42:32,862 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:42:32" (1/1) ... [2019-09-20 19:42:32,862 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 19:42:32,897 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:42:32,897 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:42:32,915 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:42:32,927 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:42:32,929 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:42:33,533 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:42:33,678 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-20 19:42:33,911 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:42:34,110 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:42:34,394 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:42:34,624 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:42:34,999 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:42:35,325 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:42:35,830 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:42:36,247 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:42:36,982 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:42:37,566 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:42:38,452 WARN L191 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:42:38,986 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:42:39,298 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:42:40,222 WARN L191 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:42:40,406 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:42:40,950 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:42:41,317 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:42:42,420 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:42:42,627 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:42:43,282 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:42:43,659 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:42:44,739 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:42:45,642 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:42:46,290 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:42:48,133 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 339 DAG size of output: 167 [2019-09-20 19:42:49,172 WARN L191 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 162 [2019-09-20 19:42:49,998 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:42:52,278 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 404 DAG size of output: 176 [2019-09-20 19:42:53,420 WARN L191 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 171 [2019-09-20 19:42:54,499 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:42:57,729 WARN L191 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 476 DAG size of output: 216 [2019-09-20 19:42:59,094 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 259 DAG size of output: 211 [2019-09-20 19:43:00,491 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:43:04,403 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 527 DAG size of output: 243 [2019-09-20 19:43:05,978 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 282 DAG size of output: 238 [2019-09-20 19:43:07,820 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:43:12,847 WARN L191 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 615 DAG size of output: 262 [2019-09-20 19:43:14,711 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 307 DAG size of output: 257