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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:56:26,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:56:26,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:56:26,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:56:26,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:56:26,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:56:26,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:56:26,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:56:26,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:56:26,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:56:26,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:56:26,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:56:26,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:56:26,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:56:26,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:56:26,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:56:26,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:56:26,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:56:26,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:56:26,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:56:26,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:56:26,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:56:26,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:56:26,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:56:26,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:56:26,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:56:26,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:56:26,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:56:26,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:56:26,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:56:26,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:56:26,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:56:26,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:56:26,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:56:26,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:56:26,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:56:26,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:56:26,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:56:26,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:56:26,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:56:26,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:56:26,580 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 [2019-09-21 09:56:26,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:56:26,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:56:26,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:56:26,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:56:26,596 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:56:26,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:56:26,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:56:26,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:56:26,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:56:26,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:56:26,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:56:26,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:56:26,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:56:26,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:56:26,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:56:26,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:56:26,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:56:26,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:56:26,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:56:26,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:56:26,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:56:26,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:56:26,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:56:26,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:56:26,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:56:26,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:56:26,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:56:26,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:56:26,601 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_QUICK [2019-09-21 09:56:26,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:56:26,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:56:26,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:56:26,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:56:26,660 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:56:26,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-21 09:56:26,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bee50053/bce4b2f5355840e1bf4bb62374cc2fb5/FLAG447f3f7d3 [2019-09-21 09:56:27,261 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:56:27,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-21 09:56:27,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bee50053/bce4b2f5355840e1bf4bb62374cc2fb5/FLAG447f3f7d3 [2019-09-21 09:56:27,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bee50053/bce4b2f5355840e1bf4bb62374cc2fb5 [2019-09-21 09:56:27,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:56:27,596 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:56:27,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:56:27,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:56:27,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:56:27,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:56:27" (1/1) ... [2019-09-21 09:56:27,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af82b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:27, skipping insertion in model container [2019-09-21 09:56:27,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:56:27" (1/1) ... [2019-09-21 09:56:27,611 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:56:27,655 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:56:28,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:56:28,084 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:56:28,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:56:28,235 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:56:28,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28 WrapperNode [2019-09-21 09:56:28,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:56:28,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:56:28,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:56:28,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:56:28,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:56:28,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:56:28,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:56:28,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:56:28,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (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 [2019-09-21 09:56:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:56:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:56:28,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:56:28,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:56:28,416 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:56:28,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:56:28,416 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:56:28,417 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:56:28,418 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:56:28,418 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:56:28,418 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:56:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:56:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:56:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:56:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:56:28,420 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 09:56:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:56:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:56:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:56:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:56:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:56:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:56:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:56:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:56:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:56:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:56:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:56:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:56:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:56:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:56:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:56:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:56:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:56:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:56:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:56:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:56:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:56:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:56:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:56:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:56:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:56:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:56:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:56:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:56:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:56:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:56:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:56:28,428 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:56:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:56:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:56:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:56:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:56:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:56:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:56:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:56:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:56:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:56:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 09:56:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:56:28,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:56:28,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:56:28,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:56:28,431 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:56:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:56:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:56:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:56:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:56:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:56:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:56:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:56:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:56:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:56:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:56:28,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:56:28,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:56:28,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:56:28,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:56:28,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:56:28,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:56:28,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:56:28,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:56:28,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:56:28,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:56:28,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:56:30,106 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:56:30,107 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:56:30,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:56:30 BoogieIcfgContainer [2019-09-21 09:56:30,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:56:30,109 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:56:30,109 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:56:30,110 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:56:30,111 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:56:30" (1/1) ... [2019-09-21 09:56:30,112 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:56:30,159 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:56:30,159 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:56:30,173 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:56:30,187 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:56:30,188 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:56:40,185 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 09:56:41,916 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:56:42,050 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:56:42,195 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:56:42,326 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:56:42,574 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 09:56:42,601 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 09:56:42,676 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 09:56:42,684 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 09:56:43,583 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-21 09:56:44,177 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-21 09:56:44,913 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 593 [2019-09-21 09:56:45,347 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-21 09:56:45,729 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-21 09:56:46,144 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 593 [2019-09-21 09:56:46,638 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:47,083 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:47,636 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 597 [2019-09-21 09:56:48,021 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:48,454 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:48,963 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 597 [2019-09-21 09:56:49,478 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-21 09:56:49,994 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-21 09:56:50,684 WARN L191 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 597 [2019-09-21 09:56:51,180 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-21 09:56:51,704 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-21 09:56:52,651 WARN L191 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 597 [2019-09-21 09:56:53,371 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-09-21 09:56:53,965 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-09-21 09:56:54,695 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 601 [2019-09-21 09:56:55,255 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-09-21 09:56:55,821 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-09-21 09:56:56,610 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 601 [2019-09-21 09:56:57,293 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:56:57,959 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:56:58,748 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 604 [2019-09-21 09:56:59,415 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:57:00,076 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:57:00,886 WARN L191 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 604 [2019-09-21 09:57:01,708 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:57:02,475 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:57:03,358 WARN L191 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-09-21 09:57:04,119 WARN L191 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:57:04,879 WARN L191 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 09:57:05,758 WARN L191 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-09-21 09:57:06,645 WARN L191 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-09-21 09:57:07,519 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-09-21 09:57:08,713 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 610 DAG size of output: 606 [2019-09-21 09:57:09,576 WARN L191 SmtUtils]: Spent 861.00 ms on a formula simplification that was a NOOP. DAG size: 609