java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 08:07:25,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 08:07:25,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 08:07:25,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 08:07:25,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 08:07:25,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 08:07:25,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 08:07:25,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 08:07:25,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 08:07:25,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 08:07:25,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 08:07:25,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 08:07:25,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 08:07:25,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 08:07:25,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 08:07:25,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 08:07:25,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 08:07:25,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 08:07:25,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 08:07:25,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 08:07:25,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 08:07:25,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 08:07:25,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 08:07:25,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 08:07:25,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 08:07:25,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 08:07:25,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 08:07:25,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 08:07:25,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 08:07:25,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 08:07:25,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 08:07:25,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 08:07:25,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 08:07:25,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 08:07:25,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 08:07:25,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 08:07:25,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 08:07:25,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 08:07:25,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 08:07:25,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 08:07:25,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 08:07:25,557 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 [2019-09-19 08:07:25,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 08:07:25,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 08:07:25,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 08:07:25,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 08:07:25,574 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 08:07:25,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 08:07:25,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 08:07:25,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 08:07:25,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 08:07:25,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 08:07:25,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 08:07:25,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 08:07:25,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 08:07:25,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 08:07:25,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 08:07:25,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 08:07:25,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 08:07:25,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 08:07:25,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 08:07:25,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 08:07:25,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 08:07:25,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 08:07:25,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 08:07:25,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 08:07:25,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 08:07:25,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 08:07:25,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 08:07:25,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 08:07:25,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 08:07:25,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 08:07:25,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 08:07:25,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 08:07:25,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 08:07:25,654 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 08:07:25,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-09-19 08:07:25,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d391d20/0434820e5d2146ccb04e8294eb7063ed/FLAG4e2e0c29d [2019-09-19 08:07:26,196 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 08:07:26,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-09-19 08:07:26,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d391d20/0434820e5d2146ccb04e8294eb7063ed/FLAG4e2e0c29d [2019-09-19 08:07:26,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d391d20/0434820e5d2146ccb04e8294eb7063ed [2019-09-19 08:07:26,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 08:07:26,554 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 08:07:26,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 08:07:26,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 08:07:26,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 08:07:26,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:07:26" (1/1) ... [2019-09-19 08:07:26,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:26, skipping insertion in model container [2019-09-19 08:07:26,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:07:26" (1/1) ... [2019-09-19 08:07:26,572 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 08:07:26,636 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 08:07:27,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:07:27,083 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 08:07:27,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:07:27,252 INFO L192 MainTranslator]: Completed translation [2019-09-19 08:07:27,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27 WrapperNode [2019-09-19 08:07:27,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 08:07:27,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 08:07:27,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 08:07:27,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 08:07:27,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (1/1) ... [2019-09-19 08:07:27,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (1/1) ... [2019-09-19 08:07:27,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (1/1) ... [2019-09-19 08:07:27,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (1/1) ... [2019-09-19 08:07:27,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (1/1) ... [2019-09-19 08:07:27,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (1/1) ... [2019-09-19 08:07:27,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (1/1) ... [2019-09-19 08:07:27,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 08:07:27,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 08:07:27,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 08:07:27,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 08:07:27,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:07:27" (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 [2019-09-19 08:07:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 08:07:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 08:07:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 08:07:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 08:07:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 08:07:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 08:07:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 08:07:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 08:07:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 08:07:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 08:07:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 08:07:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 08:07:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 08:07:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 08:07:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 08:07:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 08:07:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 08:07:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 08:07:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 08:07:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 08:07:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 08:07:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 08:07:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 08:07:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 08:07:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 08:07:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 08:07:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 08:07:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 08:07:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 08:07:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 08:07:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 08:07:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 08:07:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 08:07:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 08:07:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 08:07:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 08:07:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 08:07:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 08:07:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 08:07:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 08:07:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 08:07:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 08:07:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 08:07:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 08:07:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 08:07:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 08:07:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 08:07:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 08:07:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 08:07:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 08:07:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 08:07:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 08:07:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 08:07:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 08:07:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 08:07:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 08:07:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 08:07:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 08:07:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 08:07:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 08:07:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 08:07:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 08:07:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 08:07:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 08:07:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 08:07:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 08:07:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 08:07:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 08:07:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 08:07:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 08:07:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 08:07:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 08:07:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 08:07:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 08:07:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 08:07:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 08:07:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 08:07:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 08:07:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 08:07:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 08:07:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 08:07:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 08:07:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 08:07:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 08:07:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 08:07:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 08:07:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 08:07:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 08:07:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 08:07:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 08:07:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 08:07:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 08:07:28,861 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 08:07:28,861 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 08:07:28,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:07:28 BoogieIcfgContainer [2019-09-19 08:07:28,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 08:07:28,864 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 08:07:28,864 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 08:07:28,865 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 08:07:28,866 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:07:28" (1/1) ... [2019-09-19 08:07:28,867 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 08:07:28,895 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 08:07:28,896 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 08:07:28,909 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 08:07:28,921 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 08:07:28,923 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 08:07:41,284 WARN L191 SmtUtils]: Spent 12.25 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 08:07:53,592 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 08:08:15,593 WARN L191 SmtUtils]: Spent 13.56 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 08:08:17,365 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 08:08:21,154 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 08:08:21,163 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 08:08:22,901 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:08:24,579 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:08:26,294 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:08:28,068 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:08:29,835 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:08:31,565 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:08:33,236 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:08:34,966 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:08:34,980 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 08:08:34,987 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 08:08:38,624 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 08:08:40,355 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 08:08:51,127 WARN L191 SmtUtils]: Spent 10.73 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-19 08:08:56,402 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 08:09:07,233 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-19 08:09:12,526 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 08:09:23,231 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-19 08:09:28,506 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 08:09:38,644 WARN L191 SmtUtils]: Spent 10.10 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 08:09:43,765 WARN L191 SmtUtils]: Spent 5.12 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:10:03,448 WARN L191 SmtUtils]: Spent 19.66 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-19 08:10:11,744 WARN L191 SmtUtils]: Spent 8.29 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 08:10:20,104 WARN L191 SmtUtils]: Spent 8.29 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:10:28,382 WARN L191 SmtUtils]: Spent 8.28 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:11:01,064 WARN L191 SmtUtils]: Spent 32.65 s on a formula simplification. DAG size of input: 497 DAG size of output: 486 [2019-09-19 08:11:15,383 WARN L191 SmtUtils]: Spent 14.32 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-19 08:11:16,752 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 452 DAG size of output: 1 [2019-09-19 08:11:29,607 WARN L191 SmtUtils]: Spent 12.70 s on a formula simplification. DAG size of input: 443 DAG size of output: 434 [2019-09-19 08:11:35,920 WARN L191 SmtUtils]: Spent 6.31 s on a formula simplification that was a NOOP. DAG size: 434 [2019-09-19 08:11:48,590 WARN L191 SmtUtils]: Spent 12.66 s on a formula simplification. DAG size of input: 446 DAG size of output: 435 [2019-09-19 08:11:54,843 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:12:07,566 WARN L191 SmtUtils]: Spent 12.71 s on a formula simplification. DAG size of input: 445 DAG size of output: 435 [2019-09-19 08:12:13,885 WARN L191 SmtUtils]: Spent 6.32 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:12:26,994 WARN L191 SmtUtils]: Spent 13.10 s on a formula simplification. DAG size of input: 461 DAG size of output: 438 [2019-09-19 08:12:33,519 WARN L191 SmtUtils]: Spent 6.52 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 08:12:39,785 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:12:46,024 WARN L191 SmtUtils]: Spent 6.24 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:13:00,086 WARN L191 SmtUtils]: Spent 14.02 s on a formula simplification. DAG size of input: 443 DAG size of output: 431 [2019-09-19 08:13:04,722 WARN L191 SmtUtils]: Spent 4.63 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 08:13:18,722 WARN L191 SmtUtils]: Spent 13.97 s on a formula simplification. DAG size of input: 448 DAG size of output: 431 [2019-09-19 08:13:23,299 WARN L191 SmtUtils]: Spent 4.58 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 08:13:35,932 WARN L191 SmtUtils]: Spent 12.63 s on a formula simplification. DAG size of input: 445 DAG size of output: 438 [2019-09-19 08:13:42,161 WARN L191 SmtUtils]: Spent 6.23 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 08:13:48,351 WARN L191 SmtUtils]: Spent 6.19 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 08:13:54,559 WARN L191 SmtUtils]: Spent 6.21 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 08:14:07,161 WARN L191 SmtUtils]: Spent 12.59 s on a formula simplification. DAG size of input: 448 DAG size of output: 437 [2019-09-19 08:14:13,164 WARN L191 SmtUtils]: Spent 6.00 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:14:26,221 WARN L191 SmtUtils]: Spent 12.95 s on a formula simplification. DAG size of input: 456 DAG size of output: 443 [2019-09-19 08:14:32,880 WARN L191 SmtUtils]: Spent 6.66 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 08:15:19,285 WARN L191 SmtUtils]: Spent 46.32 s on a formula simplification. DAG size of input: 600 DAG size of output: 500 [2019-09-19 08:15:30,037 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-19 08:15:46,333 WARN L191 SmtUtils]: Spent 16.20 s on a formula simplification. DAG size of input: 451 DAG size of output: 442 [2019-09-19 08:15:52,482 WARN L191 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 08:16:14,688 WARN L191 SmtUtils]: Spent 22.17 s on a formula simplification. DAG size of input: 503 DAG size of output: 493 [2019-09-19 08:16:22,083 WARN L191 SmtUtils]: Spent 7.39 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-19 08:16:41,141 WARN L191 SmtUtils]: Spent 19.05 s on a formula simplification. DAG size of input: 520 DAG size of output: 491 [2019-09-19 08:16:48,540 WARN L191 SmtUtils]: Spent 7.40 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-19 08:17:20,976 WARN L191 SmtUtils]: Spent 32.43 s on a formula simplification. DAG size of input: 527 DAG size of output: 491 [2019-09-19 08:17:28,168 WARN L191 SmtUtils]: Spent 7.19 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-19 08:17:41,939 WARN L191 SmtUtils]: Spent 13.75 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-19 08:17:42,968 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 08:17:43,828 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-19 08:17:44,049 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-19 08:17:44,781 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2019-09-19 08:17:45,119 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 08:17:46,199 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-09-19 08:17:46,542 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-19 08:17:46,778 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-09-19 08:17:46,966 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-09-19 08:17:47,596 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 08:17:47,771 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-19 08:17:47,924 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-19 08:17:58,467 WARN L191 SmtUtils]: Spent 10.26 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 08:18:03,602 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:18:22,905 WARN L191 SmtUtils]: Spent 19.29 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-19 08:18:31,330 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 08:18:39,735 WARN L191 SmtUtils]: Spent 8.38 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:18:48,093 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:19:25,099 WARN L191 SmtUtils]: Spent 36.98 s on a formula simplification. DAG size of input: 498 DAG size of output: 492 [2019-09-19 08:19:40,639 WARN L191 SmtUtils]: Spent 15.54 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-19 08:19:41,946 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 457 DAG size of output: 1 [2019-09-19 08:20:04,220 WARN L191 SmtUtils]: Spent 22.15 s on a formula simplification. DAG size of input: 448 DAG size of output: 433 [2019-09-19 08:20:10,908 WARN L191 SmtUtils]: Spent 6.69 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:20:24,610 WARN L191 SmtUtils]: Spent 13.68 s on a formula simplification. DAG size of input: 455 DAG size of output: 435 [2019-09-19 08:20:31,321 WARN L191 SmtUtils]: Spent 6.71 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:20:37,161 WARN L191 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 457 DAG size of output: 435 [2019-09-19 08:20:39,597 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:20:45,983 WARN L191 SmtUtils]: Spent 6.37 s on a formula simplification. DAG size of input: 464 DAG size of output: 437 [2019-09-19 08:20:48,220 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 437