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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 10:03:50,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 10:03:50,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 10:03:50,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 10:03:50,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 10:03:50,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 10:03:50,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 10:03:50,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 10:03:50,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 10:03:50,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 10:03:50,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 10:03:50,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 10:03:50,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 10:03:50,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 10:03:50,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 10:03:50,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 10:03:50,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 10:03:50,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 10:03:50,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 10:03:50,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 10:03:50,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 10:03:50,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 10:03:50,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 10:03:50,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 10:03:50,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 10:03:50,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 10:03:50,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 10:03:50,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 10:03:50,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 10:03:50,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 10:03:50,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 10:03:50,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 10:03:50,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 10:03:50,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 10:03:50,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 10:03:50,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 10:03:50,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 10:03:50,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 10:03:50,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 10:03:50,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 10:03:50,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 10:03:50,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 10:03:50,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 10:03:50,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 10:03:50,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 10:03:50,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 10:03:50,279 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 10:03:50,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 10:03:50,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 10:03:50,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 10:03:50,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 10:03:50,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 10:03:50,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 10:03:50,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 10:03:50,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 10:03:50,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 10:03:50,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 10:03:50,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 10:03:50,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 10:03:50,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 10:03:50,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 10:03:50,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 10:03:50,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 10:03:50,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:03:50,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 10:03:50,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 10:03:50,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 10:03:50,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 10:03:50,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 10:03:50,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 10:03:50,286 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_QUICK [2019-09-21 10:03:50,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 10:03:50,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 10:03:50,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 10:03:50,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 10:03:50,361 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 10:03:50,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2019-09-21 10:03:50,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1555b967/7483413c90044285b2860b60c2ef11a0/FLAGbc3602f07 [2019-09-21 10:03:51,023 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 10:03:51,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2019-09-21 10:03:51,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1555b967/7483413c90044285b2860b60c2ef11a0/FLAGbc3602f07 [2019-09-21 10:03:51,242 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1555b967/7483413c90044285b2860b60c2ef11a0 [2019-09-21 10:03:51,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 10:03:51,254 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 10:03:51,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 10:03:51,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 10:03:51,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 10:03:51,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:51,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51, skipping insertion in model container [2019-09-21 10:03:51,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:51,269 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 10:03:51,336 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 10:03:51,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:03:51,777 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 10:03:51,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:03:51,920 INFO L192 MainTranslator]: Completed translation [2019-09-21 10:03:51,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51 WrapperNode [2019-09-21 10:03:51,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 10:03:51,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 10:03:51,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 10:03:51,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 10:03:51,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:51,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:51,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:51,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:52,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:52,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:52,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... [2019-09-21 10:03:52,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 10:03:52,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 10:03:52,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 10:03:52,026 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 10:03:52,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:03:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 10:03:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 10:03:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 10:03:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 10:03:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 10:03:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 10:03:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 10:03:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 10:03:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 10:03:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 10:03:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 10:03:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 10:03:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 10:03:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 10:03:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 10:03:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 10:03:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 10:03:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 10:03:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 10:03:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 10:03:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 10:03:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 10:03:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 10:03:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 10:03:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 10:03:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 10:03:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 10:03:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 10:03:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 10:03:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 10:03:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 10:03:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 10:03:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 10:03:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 10:03:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:03:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 10:03:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 10:03:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 10:03:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 10:03:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 10:03:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 10:03:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 10:03:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 10:03:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 10:03:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 10:03:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 10:03:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 10:03:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 10:03:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 10:03:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 10:03:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 10:03:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 10:03:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 10:03:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 10:03:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 10:03:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 10:03:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 10:03:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 10:03:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 10:03:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 10:03:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 10:03:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 10:03:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 10:03:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 10:03:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 10:03:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 10:03:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 10:03:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 10:03:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 10:03:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 10:03:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 10:03:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 10:03:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 10:03:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 10:03:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 10:03:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 10:03:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 10:03:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 10:03:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 10:03:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 10:03:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 10:03:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 10:03:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:03:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 10:03:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 10:03:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 10:03:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 10:03:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 10:03:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 10:03:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 10:03:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 10:03:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 10:03:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 10:03:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 10:03:53,802 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 10:03:53,803 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 10:03:53,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:03:53 BoogieIcfgContainer [2019-09-21 10:03:53,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 10:03:53,805 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 10:03:53,805 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 10:03:53,805 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 10:03:53,807 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:03:53" (1/1) ... [2019-09-21 10:03:53,807 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 10:03:53,834 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 10:03:53,835 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 10:03:53,843 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 10:03:53,852 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 10:03:53,854 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 10:04:02,540 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 10:04:04,426 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 10:04:04,562 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:04,705 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:04,845 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:05,085 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 10:04:05,108 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 10:04:05,216 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 10:04:05,227 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 10:04:05,599 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:04:05,873 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:04:06,628 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:07,064 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:07,720 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:08,084 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:08,438 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:08,824 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:09,109 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:09,401 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:09,764 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:10,061 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:10,321 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:10,719 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:11,020 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:11,274 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:11,606 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:11,859 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:12,167 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:12,494 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:12,746 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:13,028 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:13,385 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:14,054 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 10:04:14,558 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 10:04:15,111 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 10:04:15,983 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-09-21 10:04:16,813 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-09-21 10:04:17,387 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-09-21 10:04:17,643 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 607 [2019-09-21 10:04:17,760 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-09-21 10:04:18,058 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 605 [2019-09-21 10:04:18,540 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-09-21 10:04:18,914 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-09-21 10:04:19,636 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-09-21 10:04:19,980 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 617 [2019-09-21 10:04:20,310 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-09-21 10:04:20,795 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 616 [2019-09-21 10:04:21,696 WARN L191 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 630 [2019-09-21 10:04:22,499 WARN L191 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 630 [2019-09-21 10:04:23,625 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 631 DAG size of output: 630 [2019-09-21 10:04:24,754 WARN L191 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 608 [2019-09-21 10:04:25,230 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-09-21 10:04:25,830 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 608 [2019-09-21 10:04:26,200 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 605 [2019-09-21 10:04:26,355 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-09-21 10:04:26,585 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 603 [2019-09-21 10:04:27,031 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-21 10:04:27,490 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-21 10:04:28,173 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 617 [2019-09-21 10:04:28,677 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 618 [2019-09-21 10:04:29,151 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2019-09-21 10:04:29,648 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 619 DAG size of output: 617 [2019-09-21 10:04:30,457 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 613