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_spec2_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:33:20,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:33:20,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:33:20,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:33:20,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:33:20,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:33:20,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:33:20,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:33:20,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:33:20,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:33:20,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:33:20,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:33:20,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:33:20,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:33:20,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:33:20,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:33:20,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:33:20,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:33:20,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:33:20,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:33:20,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:33:20,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:33:20,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:33:20,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:33:20,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:33:20,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:33:20,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:33:20,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:33:20,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:33:20,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:33:20,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:33:20,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:33:20,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:33:20,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:33:20,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:33:20,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:33:20,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:33:20,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:33:20,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:33:20,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:33:20,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:33:20,400 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 19:33:20,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:33:20,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:33:20,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:33:20,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:33:20,417 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:33:20,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:33:20,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:33:20,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:33:20,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:33:20,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:33:20,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:33:20,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:33:20,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:33:20,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:33:20,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:33:20,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:33:20,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:33:20,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:33:20,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:33:20,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:33:20,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:33:20,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:33:20,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:33:20,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:33:20,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:33:20,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:33:20,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:33:20,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:33:20,421 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 19:33:20,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:33:20,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:33:20,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:33:20,485 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:33:20,485 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:33:20,486 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-20 19:33:20,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc365ec50/994249830f1f4804848a0342a6bcaa5a/FLAG6f7fd2787 [2019-09-20 19:33:21,069 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:33:21,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-20 19:33:21,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc365ec50/994249830f1f4804848a0342a6bcaa5a/FLAG6f7fd2787 [2019-09-20 19:33:21,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc365ec50/994249830f1f4804848a0342a6bcaa5a [2019-09-20 19:33:21,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:33:21,414 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:33:21,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:21,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:33:21,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:33:21,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:21" (1/1) ... [2019-09-20 19:33:21,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb936b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:21, skipping insertion in model container [2019-09-20 19:33:21,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:21" (1/1) ... [2019-09-20 19:33:21,431 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:33:21,473 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:33:21,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:21,916 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:33:22,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:22,097 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:33:22,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22 WrapperNode [2019-09-20 19:33:22,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:22,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:33:22,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:33:22,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:33:22,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (1/1) ... [2019-09-20 19:33:22,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:33:22,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:33:22,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:33:22,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:33:22,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:22" (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 19:33:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:33:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:33:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:33:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:33:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:33:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:33:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:33:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:33:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:33:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:33:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:33:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 19:33:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:33:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:33:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:33:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:33:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:33:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:33:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:33:22,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:33:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:33:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:33:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:33:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:33:22,267 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:33:22,267 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:33:22,267 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:33:22,267 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:33:22,267 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:33:22,267 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:33:22,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:33:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:33:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:33:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:33:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:33:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:33:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:33:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:33:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:33:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:33:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:33:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:33:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:33:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:33:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:33:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:33:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:33:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:33:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:33:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:33:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:33:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:33:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:33:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:33:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:33:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:33:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:33:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:33:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:33:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:33:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:33:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 19:33:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:33:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:33:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:33:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:33:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:33:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:33:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:33:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:33:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:33:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:33:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:33:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:33:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:33:22,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:33:23,411 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:33:23,411 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:33:23,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:23 BoogieIcfgContainer [2019-09-20 19:33:23,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:33:23,413 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:33:23,414 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:33:23,414 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:33:23,415 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:23" (1/1) ... [2019-09-20 19:33:23,415 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 19:33:23,446 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:33:23,446 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:33:23,462 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:33:23,478 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:33:23,480 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:33:24,056 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:33:24,215 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 19:33:24,467 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:33:24,676 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:33:24,957 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2019-09-20 19:33:25,188 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:33:25,573 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:33:25,900 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 73 [2019-09-20 19:33:26,425 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2019-09-20 19:33:26,867 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2019-09-20 19:33:27,585 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 98 [2019-09-20 19:33:27,759 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 19:33:28,137 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 97 [2019-09-20 19:33:28,335 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:33:29,043 WARN L191 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 111 [2019-09-20 19:33:29,548 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:33:29,853 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:33:30,754 WARN L191 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 119 [2019-09-20 19:33:30,939 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:33:31,495 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 120 [2019-09-20 19:33:31,862 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:33:32,967 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 250 DAG size of output: 133 [2019-09-20 19:33:33,159 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:33:33,830 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 134 [2019-09-20 19:33:34,327 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:33:35,746 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 280 DAG size of output: 147 [2019-09-20 19:33:36,584 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 144 [2019-09-20 19:33:37,263 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:33:39,043 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-20 19:33:40,029 WARN L191 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-20 19:33:40,845 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:33:43,075 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 366 DAG size of output: 171 [2019-09-20 19:33:44,185 WARN L191 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 166 [2019-09-20 19:33:45,258 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:33:48,169 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 439 DAG size of output: 193 [2019-09-20 19:33:49,430 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 232 DAG size of output: 188 [2019-09-20 19:33:50,805 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:33:54,347 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 508 DAG size of output: 215 [2019-09-20 19:33:55,791 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 260 DAG size of output: 210 [2019-09-20 19:33:57,524 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:34:02,104 WARN L191 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 534 DAG size of output: 252 [2019-09-20 19:34:02,382 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 19:34:03,922 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 312 DAG size of output: 249 [2019-09-20 19:34:06,010 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 499