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_spec1_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:30:43,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:30:43,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:30:43,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:30:43,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:30:43,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:30:43,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:30:43,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:30:43,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:30:43,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:30:43,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:30:43,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:30:43,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:30:43,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:30:43,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:30:43,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:30:43,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:30:43,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:30:43,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:30:43,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:30:43,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:30:43,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:30:43,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:30:43,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:30:43,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:30:43,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:30:43,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:30:43,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:30:43,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:30:43,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:30:43,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:30:43,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:30:43,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:30:43,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:30:43,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:30:43,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:30:43,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:30:43,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:30:43,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:30:43,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:30:43,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:30:43,637 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 19:30:43,651 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:30:43,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:30:43,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:30:43,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:30:43,653 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:30:43,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:30:43,653 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:30:43,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:30:43,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:30:43,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:30:43,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:30:43,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:30:43,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:30:43,655 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:30:43,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:30:43,655 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:30:43,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:30:43,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:30:43,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:30:43,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:30:43,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:30:43,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:30:43,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:30:43,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:30:43,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:30:43,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:30:43,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:30:43,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:30:43,658 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 19:30:43,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:30:43,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:30:43,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:30:43,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:30:43,717 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:30:43,717 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2019-09-20 19:30:43,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61ae7e7a/89a61cf6c4d640569be42281583bb7dc/FLAG5e316a879 [2019-09-20 19:30:44,267 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:30:44,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2019-09-20 19:30:44,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61ae7e7a/89a61cf6c4d640569be42281583bb7dc/FLAG5e316a879 [2019-09-20 19:30:44,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61ae7e7a/89a61cf6c4d640569be42281583bb7dc [2019-09-20 19:30:44,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:30:44,600 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:30:44,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:30:44,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:30:44,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:30:44,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:30:44" (1/1) ... [2019-09-20 19:30:44,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed7b8c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:44, skipping insertion in model container [2019-09-20 19:30:44,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:30:44" (1/1) ... [2019-09-20 19:30:44,616 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:30:44,678 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:30:45,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:30:45,143 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:30:45,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:30:45,247 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:30:45,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45 WrapperNode [2019-09-20 19:30:45,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:30:45,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:30:45,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:30:45,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:30:45,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (1/1) ... [2019-09-20 19:30:45,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (1/1) ... [2019-09-20 19:30:45,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (1/1) ... [2019-09-20 19:30:45,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (1/1) ... [2019-09-20 19:30:45,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (1/1) ... [2019-09-20 19:30:45,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (1/1) ... [2019-09-20 19:30:45,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (1/1) ... [2019-09-20 19:30:45,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:30:45,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:30:45,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:30:45,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:30:45,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:45" (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 19:30:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:30:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:30:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:30:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:30:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:30:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:30:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:30:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:30:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:30:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:30:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:30:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:30:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:30:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:30:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 19:30:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:30:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:30:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:30:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:30:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:30:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:30:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:30:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:30:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:30:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:30:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:30:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:30:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:30:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:30:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:30:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:30:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:30:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:30:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:30:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:30:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:30:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:30:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:30:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:30:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:30:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:30:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:30:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:30:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:30:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:30:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:30:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:30:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:30:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:30:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:30:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:30:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:30:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:30:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:30:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:30:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:30:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:30:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:30:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:30:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:30:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:30:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:30:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:30:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:30:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:30:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:30:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:30:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:30:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:30:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:30:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:30:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:30:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:30:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:30:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:30:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:30:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:30:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:30:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:30:46,750 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:30:46,751 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:30:46,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:30:46 BoogieIcfgContainer [2019-09-20 19:30:46,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:30:46,753 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:30:46,754 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:30:46,754 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:30:46,755 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:30:46" (1/1) ... [2019-09-20 19:30:46,756 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 19:30:46,784 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:30:46,785 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:30:46,800 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:30:46,816 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:30:46,817 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:30:47,468 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-20 19:30:47,639 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-20 19:30:47,958 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-09-20 19:30:48,186 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2019-09-20 19:30:48,630 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 122 [2019-09-20 19:30:49,089 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 119 [2019-09-20 19:30:49,666 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-20 19:30:50,190 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 138 [2019-09-20 19:30:51,039 WARN L191 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 163 [2019-09-20 19:30:51,767 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 162 [2019-09-20 19:30:52,817 WARN L191 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 182 [2019-09-20 19:30:53,625 WARN L191 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2019-09-20 19:30:54,950 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 229 DAG size of output: 201 [2019-09-20 19:30:55,899 WARN L191 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 198 [2019-09-20 19:30:57,468 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 258 DAG size of output: 211 [2019-09-20 19:30:58,519 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 208 [2019-09-20 19:31:00,564 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 284 DAG size of output: 244 [2019-09-20 19:31:01,853 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 278 DAG size of output: 239 [2019-09-20 19:31:04,552 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 334 DAG size of output: 271 [2019-09-20 19:31:04,794 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:31:06,247 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 318 DAG size of output: 272 [2019-09-20 19:31:09,489 WARN L191 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 368 DAG size of output: 289 [2019-09-20 19:31:11,283 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 331 DAG size of output: 286 [2019-09-20 19:31:11,748 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:31:14,898 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 382 DAG size of output: 308 [2019-09-20 19:31:16,763 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 345 DAG size of output: 303 [2019-09-20 19:31:17,160 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:31:19,578 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 454 DAG size of output: 317 [2019-09-20 19:31:21,588 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 363 DAG size of output: 312 [2019-09-20 19:31:22,622 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:31:27,355 WARN L191 SmtUtils]: Spent 4.72 s on a formula simplification. DAG size of input: 485 DAG size of output: 326 [2019-09-20 19:31:29,517 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 367 DAG size of output: 321