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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:32:26,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:32:26,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:32:26,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:32:26,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:32:26,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:32:26,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:32:26,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:32:26,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:32:26,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:32:26,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:32:26,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:32:26,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:32:26,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:32:26,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:32:26,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:32:26,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:32:26,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:32:26,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:32:26,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:32:26,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:32:26,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:32:26,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:32:26,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:32:26,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:32:26,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:32:26,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:32:26,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:32:26,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:32:26,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:32:26,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:32:26,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:32:26,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:32:26,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:32:26,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:32:26,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:32:26,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:32:26,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:32:26,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:32:26,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:32:26,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:32:26,448 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 08:32:26,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:32:26,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:32:26,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:32:26,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:32:26,476 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:32:26,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:32:26,476 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:32:26,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:32:26,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:32:26,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:32:26,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:32:26,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:32:26,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:32:26,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:32:26,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:32:26,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:32:26,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:32:26,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:32:26,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:32:26,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:32:26,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:32:26,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:32:26,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:32:26,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:32:26,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:32:26,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:32:26,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:32:26,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:32:26,482 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 -> 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 08:32:26,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:32:26,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:32:26,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:32:26,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:32:26,567 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:32:26,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-21 08:32:26,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8915f3fc8/e9d942bd0dae4162b5fbb372408b6d42/FLAG6ec9e39a0 [2019-09-21 08:32:27,163 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:32:27,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-21 08:32:27,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8915f3fc8/e9d942bd0dae4162b5fbb372408b6d42/FLAG6ec9e39a0 [2019-09-21 08:32:27,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8915f3fc8/e9d942bd0dae4162b5fbb372408b6d42 [2019-09-21 08:32:27,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:32:27,534 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:32:27,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:27,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:32:27,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:32:27,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:27" (1/1) ... [2019-09-21 08:32:27,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b78263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:27, skipping insertion in model container [2019-09-21 08:32:27,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:27" (1/1) ... [2019-09-21 08:32:27,548 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:32:27,601 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:32:27,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:28,005 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:32:28,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:28,156 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:32:28,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28 WrapperNode [2019-09-21 08:32:28,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:28,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:32:28,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:32:28,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:32:28,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (1/1) ... [2019-09-21 08:32:28,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (1/1) ... [2019-09-21 08:32:28,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (1/1) ... [2019-09-21 08:32:28,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (1/1) ... [2019-09-21 08:32:28,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (1/1) ... [2019-09-21 08:32:28,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (1/1) ... [2019-09-21 08:32:28,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (1/1) ... [2019-09-21 08:32:28,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:32:28,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:32:28,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:32:28,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:32:28,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:28" (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 08:32:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:32:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:32:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:32:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:32:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:32:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:32:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:32:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:32:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:32:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:32:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:32:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:32:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:32:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:32:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:32:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:32:28,311 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:32:28,311 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:32:28,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:32:28,312 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:32:28,312 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:32:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:32:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:32:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:32:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:32:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:32:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:32:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:32:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:32:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:32:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:32:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:32:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:32:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:28,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:32:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:32:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:32:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:32:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:32:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:32:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:32:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:32:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:32:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:32:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:32:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:32:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:32:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:32:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:32:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:32:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:32:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:32:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:32:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:32:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:32:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:32:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:32:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:32:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:32:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:32:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:32:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:32:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:32:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:32:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:32:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:32:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:32:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:32:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:32:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:32:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:32:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:32:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:32:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:32:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:32:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:32:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:32:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:32:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:32:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:32:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:32:29,811 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:32:29,811 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:32:29,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:29 BoogieIcfgContainer [2019-09-21 08:32:29,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:32:29,813 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:32:29,814 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:32:29,814 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:32:29,815 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:29" (1/1) ... [2019-09-21 08:32:29,816 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:32:29,842 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:32:29,842 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:32:29,851 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:32:29,863 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:32:29,865 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:32:40,692 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:32:42,460 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:32:42,612 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:42,779 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:42,893 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:42,924 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:32:42,996 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:32:43,014 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:32:43,212 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:43,348 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:43,706 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:44,035 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:44,326 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:44,593 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:44,799 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:44,981 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:45,187 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:45,412 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:45,582 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:45,740 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:45,912 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:46,071 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:46,248 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:46,447 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:46,630 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:46,787 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:47,345 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:47,722 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:48,435 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:32:49,021 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:32:49,729 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-21 08:32:50,154 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:32:50,391 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:32:50,568 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:32:50,992 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:51,403 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:51,848 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:52,262 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:52,992 WARN L191 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:32:53,611 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:53,915 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:54,501 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:32:55,033 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:32:55,445 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-21 08:32:55,752 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:32:56,188 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:32:56,631 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:32:57,504 WARN L191 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:57,914 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:58,312 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:58,721 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:32:59,378 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:32:59,956 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:00,232 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:00,818 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:33:01,354 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:33:01,772 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-21 08:33:02,056 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:33:02,274 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:02,438 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:02,847 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:33:03,254 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:33:03,665 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:33:04,069 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:33:04,736 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:33:05,224 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:05,498 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:06,066 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:33:06,596 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:33:06,965 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-21 08:33:07,246 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:33:07,441 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:07,602 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:08,025 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:33:08,432 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:33:08,841 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 534