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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:34:11,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:34:11,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:34:11,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:34:11,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:34:11,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:34:11,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:34:11,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:34:11,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:34:11,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:34:11,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:34:11,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:34:11,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:34:11,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:34:11,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:34:11,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:34:11,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:34:11,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:34:11,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:34:11,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:34:11,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:34:11,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:34:11,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:34:11,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:34:11,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:34:11,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:34:11,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:34:11,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:34:11,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:34:11,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:34:11,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:34:11,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:34:11,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:34:11,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:34:11,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:34:11,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:34:11,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:34:11,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:34:11,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:34:11,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:34:11,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:34:11,253 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 19:34:11,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:34:11,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:34:11,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:34:11,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:34:11,269 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:34:11,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:34:11,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:34:11,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:34:11,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:34:11,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:34:11,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:34:11,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:34:11,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:34:11,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:34:11,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:34:11,271 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:34:11,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:34:11,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:34:11,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:34:11,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:34:11,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:34:11,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:34:11,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:34:11,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:34:11,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:34:11,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:34:11,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:34:11,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:34:11,274 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 19:34:11,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:34:11,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:34:11,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:34:11,324 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:34:11,324 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:34:11,325 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-20 19:34:11,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0a4887cd/1e0db87d91284920a11b79e6b27f7063/FLAG2c54e8441 [2019-09-20 19:34:11,915 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:34:11,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-20 19:34:11,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0a4887cd/1e0db87d91284920a11b79e6b27f7063/FLAG2c54e8441 [2019-09-20 19:34:12,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0a4887cd/1e0db87d91284920a11b79e6b27f7063 [2019-09-20 19:34:12,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:34:12,214 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:34:12,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:12,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:34:12,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:34:12,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d29c02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12, skipping insertion in model container [2019-09-20 19:34:12,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,234 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:34:12,298 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:34:12,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:12,743 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:34:12,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:12,888 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:34:12,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12 WrapperNode [2019-09-20 19:34:12,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:12,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:34:12,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:34:12,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:34:12,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (1/1) ... [2019-09-20 19:34:12,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:34:12,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:34:12,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:34:12,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:34:12,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:12" (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 19:34:13,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:34:13,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:34:13,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:13,066 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:34:13,067 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:34:13,068 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:34:13,068 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:34:13,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:34:13,069 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:34:13,069 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:34:13,069 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:34:13,070 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:34:13,070 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:34:13,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:34:13,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:34:13,071 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:34:13,074 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:34:13,074 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:34:13,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:34:13,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:34:13,074 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:34:13,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:34:13,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:34:13,075 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:34:13,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:34:13,076 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:34:13,076 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:34:13,076 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:34:13,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:13,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:13,077 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:34:13,077 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:34:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:34:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:34:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:34:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:34:13,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:34:13,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:34:13,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:34:13,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:34:13,079 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:34:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:34:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:34:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:34:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:34:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:34:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:34:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:34:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:34:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:34:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:34:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:34:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:34:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:34:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:34:13,082 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:34:13,082 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:34:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:34:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:34:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:34:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:34:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:34:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:34:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:34:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:34:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:34:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:34:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:34:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:34:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:34:13,086 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:34:13,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:34:13,086 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:34:13,087 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:34:13,087 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:34:13,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:13,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:34:13,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:34:13,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:34:13,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:34:13,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:13,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:34:13,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:13,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:13,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:34:13,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:34:13,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:34:13,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:34:13,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:34:13,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:34:13,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:34:14,415 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:34:14,415 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:34:14,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:34:14 BoogieIcfgContainer [2019-09-20 19:34:14,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:34:14,418 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:34:14,418 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:34:14,418 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:34:14,419 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:34:14" (1/1) ... [2019-09-20 19:34:14,420 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 19:34:14,458 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:34:14,458 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:34:14,477 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:34:14,488 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:34:14,489 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:34:15,199 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-20 19:34:15,433 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-20 19:34:15,731 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 107 [2019-09-20 19:34:16,033 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 19:34:16,462 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-20 19:34:16,840 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 121 [2019-09-20 19:34:17,469 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 145 [2019-09-20 19:34:17,994 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 142 [2019-09-20 19:34:18,830 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 155 [2019-09-20 19:34:19,423 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 152 [2019-09-20 19:34:20,430 WARN L191 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 173 [2019-09-20 19:34:21,163 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 168 [2019-09-20 19:34:22,156 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2019-09-20 19:34:23,060 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 191 [2019-09-20 19:34:24,761 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 266 DAG size of output: 227 [2019-09-20 19:34:25,966 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 262 DAG size of output: 226 [2019-09-20 19:34:28,077 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 298 DAG size of output: 246 [2019-09-20 19:34:29,433 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 283 DAG size of output: 243 [2019-09-20 19:34:31,927 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 329 DAG size of output: 268 [2019-09-20 19:34:32,141 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:34:33,611 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 317 DAG size of output: 269 [2019-09-20 19:34:34,032 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:34:36,574 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 353 DAG size of output: 286 [2019-09-20 19:34:38,276 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 331 DAG size of output: 283 [2019-09-20 19:34:38,810 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:34:41,884 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 392 DAG size of output: 310 [2019-09-20 19:34:43,804 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 345 DAG size of output: 305 [2019-09-20 19:34:44,624 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:34:48,246 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 429 DAG size of output: 319 [2019-09-20 19:34:50,352 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 360 DAG size of output: 314 [2019-09-20 19:34:51,395 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:34:56,072 WARN L191 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 499 DAG size of output: 328