java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:58:21,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:58:21,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:58:21,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:58:21,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:58:21,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:58:21,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:58:21,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:58:21,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:58:21,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:58:21,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:58:21,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:58:21,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:58:21,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:58:21,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:58:21,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:58:21,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:58:21,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:58:21,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:58:21,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:58:21,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:58:21,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:58:21,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:58:21,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:58:21,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:58:21,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:58:21,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:58:21,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:58:21,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:58:21,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:58:21,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:58:21,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:58:21,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:58:21,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:58:21,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:58:21,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:58:21,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:58:21,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:58:21,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:58:21,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:58:21,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:58:21,298 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 [2019-09-17 17:58:21,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:58:21,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:58:21,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:58:21,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:58:21,315 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:58:21,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:58:21,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:58:21,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:58:21,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:58:21,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:58:21,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:58:21,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:58:21,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:58:21,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:58:21,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:58:21,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:58:21,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:58:21,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:58:21,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:58:21,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:58:21,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:58:21,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:58:21,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:58:21,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:58:21,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:58:21,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:58:21,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:58:21,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:58:21,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 17:58:21,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:58:21,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:58:21,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:58:21,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:58:21,366 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:58:21,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-17 17:58:21,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053e3688a/2adcdd10c7f643cc9157fde10fc73b91/FLAGf9ac5c479 [2019-09-17 17:58:21,934 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:58:21,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-17 17:58:21,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053e3688a/2adcdd10c7f643cc9157fde10fc73b91/FLAGf9ac5c479 [2019-09-17 17:58:22,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053e3688a/2adcdd10c7f643cc9157fde10fc73b91 [2019-09-17 17:58:22,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:58:22,254 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:58:22,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:58:22,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:58:22,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:58:22,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22, skipping insertion in model container [2019-09-17 17:58:22,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,269 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:58:22,327 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:58:22,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:58:22,733 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:58:22,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:58:22,879 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:58:22,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22 WrapperNode [2019-09-17 17:58:22,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:58:22,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:58:22,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:58:22,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:58:22,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (1/1) ... [2019-09-17 17:58:22,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:58:22,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:58:22,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:58:22,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:58:22,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:58:22" (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 [2019-09-17 17:58:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:58:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:58:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:58:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:58:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:58:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:58:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:58:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:58:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:58:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:58:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:58:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:58:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:58:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:58:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:58:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:58:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:58:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:58:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:58:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:58:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:58:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:58:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:58:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:58:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:58:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:58:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 17:58:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:58:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 17:58:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:58:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:58:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:58:23,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:58:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:58:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 17:58:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:58:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:58:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:58:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:58:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:58:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:58:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:58:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:58:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:58:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:58:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:58:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:58:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:58:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:58:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:58:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:58:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:58:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:58:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:58:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:58:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:58:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:58:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:58:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:58:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:58:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:58:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:58:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:58:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:58:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:58:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:58:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:58:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:58:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:58:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:58:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:58:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:58:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:58:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:58:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:58:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:58:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:58:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:58:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:58:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:58:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:58:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:58:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 17:58:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:58:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:58:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:58:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 17:58:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:58:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 17:58:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:58:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:58:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:58:24,459 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:58:24,459 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:58:24,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:58:24 BoogieIcfgContainer [2019-09-17 17:58:24,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:58:24,461 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:58:24,461 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:58:24,462 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:58:24,463 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:58:24" (1/1) ... [2019-09-17 17:58:24,463 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 17:58:24,487 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:58:24,488 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:58:24,496 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:58:24,504 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:58:24,506 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:58:47,961 WARN L191 SmtUtils]: Spent 13.84 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 17:58:49,501 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:58:53,245 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 17:58:55,110 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:58:56,962 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:58:57,256 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 17:59:01,900 WARN L191 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 494 DAG size of output: 434 [2019-09-17 17:59:01,917 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 444 for LOIs [2019-09-17 17:59:02,000 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 444 for LOIs [2019-09-17 17:59:02,025 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 443 for LOIs [2019-09-17 17:59:13,962 WARN L191 SmtUtils]: Spent 11.74 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 17:59:19,787 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 17:59:20,771 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 17:59:32,605 WARN L191 SmtUtils]: Spent 11.83 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 17:59:44,130 WARN L191 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 17:59:49,874 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 17:59:50,834 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:00:02,618 WARN L191 SmtUtils]: Spent 11.78 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 18:00:14,218 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:00:19,976 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:00:20,938 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:00:32,788 WARN L191 SmtUtils]: Spent 11.85 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 18:00:44,407 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:00:50,228 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:00:51,197 WARN L191 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:01:03,037 WARN L191 SmtUtils]: Spent 11.84 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 18:01:14,616 WARN L191 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:01:20,458 WARN L191 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:01:21,424 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:01:33,217 WARN L191 SmtUtils]: Spent 11.79 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 18:01:44,820 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:01:50,552 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:01:51,497 WARN L191 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:02:03,360 WARN L191 SmtUtils]: Spent 11.86 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 18:02:14,961 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:02:20,765 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:02:21,723 WARN L191 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:02:33,557 WARN L191 SmtUtils]: Spent 11.83 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 18:02:45,156 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:02:50,942 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:02:51,890 WARN L191 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:03:03,691 WARN L191 SmtUtils]: Spent 11.80 s on a formula simplification. DAG size of input: 518 DAG size of output: 456 [2019-09-17 18:03:22,688 WARN L191 SmtUtils]: Spent 18.90 s on a formula simplification. DAG size of input: 474 DAG size of output: 470 [2019-09-17 18:03:32,125 WARN L191 SmtUtils]: Spent 9.44 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-17 18:03:32,491 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:03:51,777 WARN L191 SmtUtils]: Spent 19.28 s on a formula simplification. DAG size of input: 532 DAG size of output: 471 [2019-09-17 18:04:25,522 WARN L191 SmtUtils]: Spent 33.65 s on a formula simplification. DAG size of input: 494 DAG size of output: 491 [2019-09-17 18:04:42,312 WARN L191 SmtUtils]: Spent 16.79 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-17 18:04:42,698 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 18:05:16,594 WARN L191 SmtUtils]: Spent 33.89 s on a formula simplification. DAG size of input: 551 DAG size of output: 496 [2019-09-17 18:05:17,506 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-17 18:05:17,618 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-17 18:05:17,798 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:05:18,026 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:05:45,522 WARN L191 SmtUtils]: Spent 27.18 s on a formula simplification. DAG size of input: 508 DAG size of output: 484 [2019-09-17 18:05:54,236 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 18:05:54,758 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:06:14,278 WARN L191 SmtUtils]: Spent 19.52 s on a formula simplification. DAG size of input: 533 DAG size of output: 490 [2019-09-17 18:06:28,734 WARN L191 SmtUtils]: Spent 14.37 s on a formula simplification. DAG size of input: 500 DAG size of output: 484 [2019-09-17 18:06:34,960 WARN L191 SmtUtils]: Spent 6.23 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 18:06:35,341 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:06:51,592 WARN L191 SmtUtils]: Spent 16.25 s on a formula simplification. DAG size of input: 520 DAG size of output: 479 [2019-09-17 18:07:03,129 WARN L191 SmtUtils]: Spent 11.53 s on a formula simplification. DAG size of input: 495 DAG size of output: 489 [2019-09-17 18:07:08,945 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 18:07:09,317 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:07:21,860 WARN L191 SmtUtils]: Spent 12.54 s on a formula simplification. DAG size of input: 526 DAG size of output: 490 [2019-09-17 18:07:35,180 WARN L191 SmtUtils]: Spent 13.32 s on a formula simplification. DAG size of input: 512 DAG size of output: 491 [2019-09-17 18:07:41,053 WARN L191 SmtUtils]: Spent 5.87 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-17 18:07:41,399 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:07:55,571 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 528 DAG size of output: 491 [2019-09-17 18:08:09,055 WARN L191 SmtUtils]: Spent 13.46 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-17 18:08:22,471 WARN L191 SmtUtils]: Spent 13.41 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-17 18:08:50,422 WARN L191 SmtUtils]: Spent 27.94 s on a formula simplification. DAG size of input: 557 DAG size of output: 510 [2019-09-17 18:09:05,522 WARN L191 SmtUtils]: Spent 15.03 s on a formula simplification. DAG size of input: 523 DAG size of output: 492 [2019-09-17 18:09:13,012 WARN L191 SmtUtils]: Spent 7.49 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-17 18:09:13,375 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:09:28,264 WARN L191 SmtUtils]: Spent 14.89 s on a formula simplification. DAG size of input: 529 DAG size of output: 492 [2019-09-17 18:09:45,421 WARN L191 SmtUtils]: Spent 16.49 s on a formula simplification. DAG size of input: 512 DAG size of output: 483 [2019-09-17 18:09:50,456 WARN L191 SmtUtils]: Spent 5.03 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-17 18:09:50,836 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:10:02,437 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 517 DAG size of output: 483 [2019-09-17 18:10:07,689 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 18:10:12,771 WARN L191 SmtUtils]: Spent 5.08 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 18:10:13,114 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:10:31,402 WARN L191 SmtUtils]: Spent 18.29 s on a formula simplification. DAG size of input: 516 DAG size of output: 477 [2019-09-17 18:10:43,410 WARN L191 SmtUtils]: Spent 12.01 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-17 18:10:49,409 WARN L191 SmtUtils]: Spent 6.00 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 18:10:49,759 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:11:04,561 WARN L191 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 520 DAG size of output: 495 [2019-09-17 18:11:16,038 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 489 DAG size of output: 487 [2019-09-17 18:11:21,778 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-17 18:11:22,119 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:11:34,526 WARN L191 SmtUtils]: Spent 12.41 s on a formula simplification. DAG size of input: 522 DAG size of output: 487 [2019-09-17 18:11:37,610 WARN L191 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 154 DAG size of output: 150 [2019-09-17 18:11:39,060 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 150