java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:37:17,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:37:17,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:37:17,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:37:17,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:37:17,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:37:17,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:37:17,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:37:17,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:37:17,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:37:17,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:37:17,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:37:17,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:37:17,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:37:17,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:37:17,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:37:17,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:37:17,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:37:17,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:37:17,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:37:17,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:37:17,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:37:17,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:37:17,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:37:17,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:37:17,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:37:17,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:37:17,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:37:17,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:37:17,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:37:17,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:37:17,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:37:17,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:37:17,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:37:17,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:37:17,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:37:17,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:37:17,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:37:17,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:37:17,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:37:17,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:37:17,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 19:37:17,651 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:37:17,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:37:17,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:37:17,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:37:17,653 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:37:17,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:37:17,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:37:17,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:37:17,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:37:17,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:37:17,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:37:17,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:37:17,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:37:17,655 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:37:17,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:37:17,655 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:37:17,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:37:17,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:37:17,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:37:17,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:37:17,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:37:17,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:37:17,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:37:17,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:37:17,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:37:17,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:37:17,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:37:17,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:37:17,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:37:17,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:37:17,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:37:17,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:37:17,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:37:17,714 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:37:17,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-20 19:37:17,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/599ad072b/99b6e1cd560140828e7b918c25683590/FLAGec17ceb3d [2019-09-20 19:37:18,285 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:37:18,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-20 19:37:18,297 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/599ad072b/99b6e1cd560140828e7b918c25683590/FLAGec17ceb3d [2019-09-20 19:37:18,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/599ad072b/99b6e1cd560140828e7b918c25683590 [2019-09-20 19:37:18,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:37:18,622 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:37:18,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:37:18,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:37:18,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:37:18,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:37:18" (1/1) ... [2019-09-20 19:37:18,628 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 20.09 07:37:18, skipping insertion in model container [2019-09-20 19:37:18,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:37:18" (1/1) ... [2019-09-20 19:37:18,636 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:37:18,681 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:37:19,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:37:19,165 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:37:19,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:37:19,287 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:37:19,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19 WrapperNode [2019-09-20 19:37:19,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:37:19,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:37:19,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:37:19,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:37:19,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... [2019-09-20 19:37:19,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... [2019-09-20 19:37:19,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... [2019-09-20 19:37:19,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... [2019-09-20 19:37:19,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... [2019-09-20 19:37:19,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... [2019-09-20 19:37:19,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... [2019-09-20 19:37:19,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:37:19,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:37:19,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:37:19,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:37:19,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:37:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:37:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:37:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:37:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:37:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:37:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:37:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:37:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:37:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:37:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:37:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:37:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:37:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:37:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:37:19,472 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:37:19,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:37:19,474 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:37:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:37:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:37:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:37:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:37:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:37:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:37:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:37:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:37:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:37:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:37:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:37:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:37:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:37:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:37:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:37:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:37:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:37:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:37:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:37:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:37:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:37:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:37:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:37:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:37:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:37:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:37:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:37:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:37:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:37:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:37:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:37:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:37:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:37:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:37:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:37:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:37:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:37:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:37:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:37:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:37:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:37:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:37:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:37:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:37:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:37:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:37:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:37:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:37:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:37:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:37:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:37:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:37:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:37:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:37:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:37:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:37:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:37:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:37:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:37:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:37:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:37:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:37:19,488 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:37:19,488 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:37:19,489 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:37:19,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:37:19,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:37:19,489 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:37:19,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:37:19,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:37:19,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:37:20,727 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:37:20,727 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:37:20,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:37:20 BoogieIcfgContainer [2019-09-20 19:37:20,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:37:20,730 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:37:20,730 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:37:20,730 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:37:20,732 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:37:20" (1/1) ... [2019-09-20 19:37:20,732 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:37:20,764 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:37:20,764 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:37:20,780 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:37:20,796 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:37:20,797 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:37:21,461 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-20 19:37:21,666 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-20 19:37:21,989 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-20 19:37:22,284 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 19:37:22,675 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-09-20 19:37:23,042 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-20 19:37:23,691 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 148 [2019-09-20 19:37:24,180 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2019-09-20 19:37:24,998 WARN L191 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 157 [2019-09-20 19:37:25,545 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 152 [2019-09-20 19:37:26,568 WARN L191 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 166 [2019-09-20 19:37:27,243 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 161 [2019-09-20 19:37:27,487 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:37:28,487 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 174 [2019-09-20 19:37:29,281 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 171 [2019-09-20 19:37:29,618 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:37:30,806 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 276 DAG size of output: 184 [2019-09-20 19:37:31,678 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 181 [2019-09-20 19:37:32,136 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:37:33,631 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 305 DAG size of output: 194 [2019-09-20 19:37:34,595 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 191 [2019-09-20 19:37:35,163 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-20 19:37:37,048 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 352 DAG size of output: 204 [2019-09-20 19:37:37,258 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:37:38,277 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2019-09-20 19:37:39,018 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-20 19:37:41,312 WARN L191 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 390 DAG size of output: 216 [2019-09-20 19:37:41,530 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 19:37:42,602 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 262 DAG size of output: 215 [2019-09-20 19:37:43,536 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-20 19:37:46,184 WARN L191 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 471 DAG size of output: 229 [2019-09-20 19:37:47,518 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 266 DAG size of output: 224 [2019-09-20 19:37:48,730 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-09-20 19:37:51,996 WARN L191 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 523 DAG size of output: 237 [2019-09-20 19:37:52,276 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 19:37:53,626 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 288 DAG size of output: 238 [2019-09-20 19:37:54,676 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-09-20 19:37:57,288 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 589 DAG size of output: 251 [2019-09-20 19:37:57,592 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:37:59,081 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 306 DAG size of output: 252 [2019-09-20 19:38:00,921 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 437