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 CompoundDomain --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_spec1_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:38:12,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:38:12,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:38:12,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:38:12,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:38:12,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:38:12,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:38:12,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:38:12,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:38:12,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:38:12,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:38:12,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:38:12,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:38:12,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:38:12,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:38:12,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:38:12,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:38:12,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:38:12,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:38:12,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:38:12,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:38:12,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:38:12,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:38:12,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:38:12,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:38:12,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:38:12,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:38:12,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:38:12,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:38:12,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:38:12,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:38:12,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:38:12,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:38:12,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:38:12,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:38:12,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:38:12,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:38:12,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:38:12,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:38:12,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:38:12,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:38:12,661 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 [2019-09-17 17:38:12,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:38:12,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:38:12,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:38:12,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:38:12,677 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:38:12,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:38:12,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:38:12,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:38:12,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:38:12,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:38:12,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:38:12,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:38:12,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:38:12,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:38:12,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:38:12,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:38:12,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:38:12,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:38:12,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:38:12,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:38:12,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:38:12,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:38:12,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:38:12,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:38:12,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:38:12,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:38:12,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:38:12,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:38:12,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 [2019-09-17 17:38:12,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:38:12,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:38:12,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:38:12,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:38:12,732 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:38:12,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-17 17:38:12,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c757782f/73673e88f171473b9b8bf7ffd25d2a88/FLAGaba683e01 [2019-09-17 17:38:13,306 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:38:13,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-17 17:38:13,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c757782f/73673e88f171473b9b8bf7ffd25d2a88/FLAGaba683e01 [2019-09-17 17:38:13,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c757782f/73673e88f171473b9b8bf7ffd25d2a88 [2019-09-17 17:38:13,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:38:13,625 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:38:13,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:38:13,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:38:13,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:38:13,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:38:13" (1/1) ... [2019-09-17 17:38:13,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4213ec36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:13, skipping insertion in model container [2019-09-17 17:38:13,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:38:13" (1/1) ... [2019-09-17 17:38:13,639 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:38:13,691 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:38:14,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:38:14,132 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:38:14,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:38:14,323 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:38:14,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14 WrapperNode [2019-09-17 17:38:14,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:38:14,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:38:14,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:38:14,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:38:14,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (1/1) ... [2019-09-17 17:38:14,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (1/1) ... [2019-09-17 17:38:14,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (1/1) ... [2019-09-17 17:38:14,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (1/1) ... [2019-09-17 17:38:14,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (1/1) ... [2019-09-17 17:38:14,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (1/1) ... [2019-09-17 17:38:14,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (1/1) ... [2019-09-17 17:38:14,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:38:14,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:38:14,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:38:14,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:38:14,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:38:14" (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 [2019-09-17 17:38:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:38:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:38:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:38:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:38:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:38:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:38:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:38:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:38:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:38:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:38:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:38:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:38:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:38:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:38:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 17:38:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 17:38:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:38:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:38:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:38:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:38:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:38:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:38:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:38:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:38:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:38:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:38:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:38:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 17:38:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:38:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 17:38:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:38:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:38:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:38:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:38:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:38:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 17:38:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 17:38:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 17:38:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:38:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:38:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:38:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:38:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:38:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:38:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:38:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:38:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:38:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:38:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:38:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:38:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:38:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:38:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:38:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:38:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:38:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:38:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:38:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:38:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:38:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:38:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:38:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:38:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:38:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 17:38:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 17:38:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:38:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:38:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:38:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:38:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:38:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:38:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:38:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:38:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:38:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:38:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:38:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:38:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:38:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:38:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:38:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:38:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:38:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:38:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:38:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:38:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:38:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 17:38:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:38:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:38:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:38:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:38:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 17:38:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 17:38:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 17:38:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 17:38:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:38:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:38:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:38:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:38:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:38:15,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:38:15,983 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:38:15,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:38:15 BoogieIcfgContainer [2019-09-17 17:38:15,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:38:15,985 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:38:15,985 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:38:15,985 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:38:15,986 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:38:15" (1/1) ... [2019-09-17 17:38:15,987 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 17:38:16,012 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:38:16,013 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:38:16,022 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:38:16,033 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:38:16,035 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:38:39,529 WARN L191 SmtUtils]: Spent 13.66 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:38:41,012 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:38:44,767 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 17:38:46,559 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:38:48,322 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:38:48,575 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 17:38:53,018 WARN L191 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 490 DAG size of output: 430 [2019-09-17 17:38:53,033 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 438 for LOIs [2019-09-17 17:38:53,139 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 438 for LOIs [2019-09-17 17:38:53,146 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 438 for LOIs [2019-09-17 17:39:04,972 WARN L191 SmtUtils]: Spent 11.69 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-17 17:39:10,668 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-17 17:39:11,567 WARN L191 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:39:24,999 WARN L191 SmtUtils]: Spent 13.43 s on a formula simplification. DAG size of input: 511 DAG size of output: 465 [2019-09-17 17:39:36,931 WARN L191 SmtUtils]: Spent 11.93 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-17 17:39:42,726 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-17 17:39:43,673 WARN L191 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:39:56,790 WARN L191 SmtUtils]: Spent 13.12 s on a formula simplification. DAG size of input: 511 DAG size of output: 465 [2019-09-17 17:40:08,275 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-17 17:40:13,985 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-17 17:40:14,884 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:40:28,007 WARN L191 SmtUtils]: Spent 13.12 s on a formula simplification. DAG size of input: 511 DAG size of output: 465 [2019-09-17 17:40:39,498 WARN L191 SmtUtils]: Spent 11.49 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-17 17:40:45,134 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-17 17:40:46,028 WARN L191 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:40:59,111 WARN L191 SmtUtils]: Spent 13.08 s on a formula simplification. DAG size of input: 511 DAG size of output: 465 [2019-09-17 17:41:11,057 WARN L191 SmtUtils]: Spent 11.86 s on a formula simplification. DAG size of input: 478 DAG size of output: 478 [2019-09-17 17:41:17,065 WARN L191 SmtUtils]: Spent 6.01 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-17 17:41:17,406 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:41:35,828 WARN L191 SmtUtils]: Spent 18.42 s on a formula simplification. DAG size of input: 511 DAG size of output: 475 [2019-09-17 17:41:49,127 WARN L191 SmtUtils]: Spent 13.13 s on a formula simplification. DAG size of input: 495 DAG size of output: 495 [2019-09-17 17:41:55,650 WARN L191 SmtUtils]: Spent 6.52 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 17:41:56,030 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:42:10,247 WARN L191 SmtUtils]: Spent 14.21 s on a formula simplification. DAG size of input: 527 DAG size of output: 496 [2019-09-17 17:42:30,164 WARN L191 SmtUtils]: Spent 19.91 s on a formula simplification. DAG size of input: 505 DAG size of output: 505 [2019-09-17 17:42:40,062 WARN L191 SmtUtils]: Spent 9.90 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 17:42:40,410 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:43:00,884 WARN L191 SmtUtils]: Spent 20.47 s on a formula simplification. DAG size of input: 537 DAG size of output: 506 [2019-09-17 17:43:01,517 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 31 [2019-09-17 17:43:22,692 WARN L191 SmtUtils]: Spent 19.77 s on a formula simplification. DAG size of input: 503 DAG size of output: 494 [2019-09-17 17:43:32,541 WARN L191 SmtUtils]: Spent 9.85 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 17:43:32,894 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:43:50,716 WARN L191 SmtUtils]: Spent 17.82 s on a formula simplification. DAG size of input: 525 DAG size of output: 499 [2019-09-17 17:44:06,795 WARN L191 SmtUtils]: Spent 16.03 s on a formula simplification. DAG size of input: 511 DAG size of output: 506 [2019-09-17 17:44:14,659 WARN L191 SmtUtils]: Spent 7.86 s on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 17:44:15,013 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:44:31,255 WARN L191 SmtUtils]: Spent 16.24 s on a formula simplification. DAG size of input: 518 DAG size of output: 507 [2019-09-17 17:44:44,228 WARN L191 SmtUtils]: Spent 12.96 s on a formula simplification. DAG size of input: 500 DAG size of output: 499 [2019-09-17 17:44:50,578 WARN L191 SmtUtils]: Spent 6.35 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 17:44:50,918 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:45:02,691 WARN L191 SmtUtils]: Spent 11.77 s on a formula simplification. DAG size of input: 510 DAG size of output: 499 [2019-09-17 17:45:17,608 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification. DAG size of input: 522 DAG size of output: 499 [2019-09-17 17:45:23,855 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 17:45:35,746 WARN L191 SmtUtils]: Spent 11.87 s on a formula simplification. DAG size of input: 509 DAG size of output: 499 [2019-09-17 17:45:56,321 WARN L191 SmtUtils]: Spent 20.48 s on a formula simplification. DAG size of input: 507 DAG size of output: 503 [2019-09-17 17:46:02,454 WARN L191 SmtUtils]: Spent 6.13 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 17:46:02,823 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:46:23,085 WARN L191 SmtUtils]: Spent 20.26 s on a formula simplification. DAG size of input: 515 DAG size of output: 500 [2019-09-17 17:46:42,200 WARN L191 SmtUtils]: Spent 19.11 s on a formula simplification. DAG size of input: 512 DAG size of output: 511 [2019-09-17 17:46:51,644 WARN L191 SmtUtils]: Spent 9.44 s on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 17:46:51,979 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:47:15,123 WARN L191 SmtUtils]: Spent 23.14 s on a formula simplification. DAG size of input: 523 DAG size of output: 505 [2019-09-17 17:47:41,480 WARN L191 SmtUtils]: Spent 26.01 s on a formula simplification. DAG size of input: 510 DAG size of output: 495 [2019-09-17 17:47:49,295 WARN L191 SmtUtils]: Spent 7.81 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 17:47:49,666 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:48:06,421 WARN L191 SmtUtils]: Spent 16.75 s on a formula simplification. DAG size of input: 505 DAG size of output: 495 [2019-09-17 17:48:21,719 WARN L191 SmtUtils]: Spent 15.27 s on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2019-09-17 17:48:29,353 WARN L191 SmtUtils]: Spent 7.63 s on a formula simplification that was a NOOP. DAG size: 501 [2019-09-17 17:48:29,689 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:48:47,596 WARN L191 SmtUtils]: Spent 17.91 s on a formula simplification. DAG size of input: 512 DAG size of output: 498 [2019-09-17 17:49:00,015 WARN L191 SmtUtils]: Spent 12.41 s on a formula simplification. DAG size of input: 496 DAG size of output: 493 [2019-09-17 17:49:06,252 WARN L191 SmtUtils]: Spent 6.24 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:49:06,582 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:49:17,350 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 504 DAG size of output: 493 [2019-09-17 17:49:30,500 WARN L191 SmtUtils]: Spent 13.09 s on a formula simplification. DAG size of input: 507 DAG size of output: 493 [2019-09-17 17:49:35,973 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:49:46,914 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 504 DAG size of output: 493 [2019-09-17 17:49:58,481 WARN L191 SmtUtils]: Spent 11.47 s on a formula simplification. DAG size of input: 504 DAG size of output: 499 [2019-09-17 17:50:04,050 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 17:50:04,405 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:50:16,921 WARN L191 SmtUtils]: Spent 12.52 s on a formula simplification. DAG size of input: 511 DAG size of output: 500 [2019-09-17 17:50:33,677 WARN L191 SmtUtils]: Spent 16.75 s on a formula simplification. DAG size of input: 508 DAG size of output: 507 [2019-09-17 17:50:41,929 WARN L191 SmtUtils]: Spent 8.25 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 17:50:42,266 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:50:58,633 WARN L191 SmtUtils]: Spent 16.37 s on a formula simplification. DAG size of input: 519 DAG size of output: 506 [2019-09-17 17:51:12,927 WARN L191 SmtUtils]: Spent 14.21 s on a formula simplification. DAG size of input: 510 DAG size of output: 495 [2019-09-17 17:51:19,339 WARN L191 SmtUtils]: Spent 6.41 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 17:51:19,688 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:51:32,939 WARN L191 SmtUtils]: Spent 13.25 s on a formula simplification. DAG size of input: 505 DAG size of output: 495