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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:32:50,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:32:50,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:32:50,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:32:50,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:32:50,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:32:50,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:32:50,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:32:50,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:32:50,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:32:50,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:32:50,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:32:50,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:32:50,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:32:50,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:32:50,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:32:50,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:32:50,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:32:50,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:32:50,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:32:50,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:32:50,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:32:50,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:32:50,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:32:50,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:32:50,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:32:50,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:32:50,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:32:50,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:32:50,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:32:50,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:32:50,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:32:50,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:32:50,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:32:50,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:32:50,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:32:50,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:32:50,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:32:50,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:32:50,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:32:50,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:32:50,202 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 08:32:50,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:32:50,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:32:50,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:32:50,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:32:50,218 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:32:50,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:32:50,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:32:50,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:32:50,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:32:50,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:32:50,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:32:50,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:32:50,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:32:50,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:32:50,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:32:50,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:32:50,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:32:50,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:32:50,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:32:50,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:32:50,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:32:50,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:32:50,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:32:50,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:32:50,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:32:50,222 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:32:50,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:32:50,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:32:50,223 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 -> 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 08:32:50,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:32:50,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:32:50,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:32:50,294 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:32:50,294 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:32:50,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-09-21 08:32:50,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50653b255/874117c85772473fb5c50e598900a6fd/FLAGeab186beb [2019-09-21 08:32:50,862 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:32:50,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-09-21 08:32:50,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50653b255/874117c85772473fb5c50e598900a6fd/FLAGeab186beb [2019-09-21 08:32:51,209 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50653b255/874117c85772473fb5c50e598900a6fd [2019-09-21 08:32:51,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:32:51,219 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:32:51,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:51,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:32:51,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:32:51,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af82b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51, skipping insertion in model container [2019-09-21 08:32:51,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,236 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:32:51,285 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:32:51,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:51,681 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:32:51,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:51,832 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:32:51,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51 WrapperNode [2019-09-21 08:32:51,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:51,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:32:51,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:32:51,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:32:51,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (1/1) ... [2019-09-21 08:32:51,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:32:51,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:32:51,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:32:51,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:32:51,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:51" (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 08:32:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:32:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:32:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:32:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:32:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:32:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:32:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:32:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:32:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:32:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:32:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:32:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:32:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:32:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:32:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:32:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:32:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:32:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:32:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:32:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:32:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:32:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:32:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:32:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:32:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:32:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:32:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:32:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:32:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:32:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:32:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:32:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:32:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:32:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:32:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:32:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:32:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:32:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:32:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:32:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:32:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:32:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:32:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:32:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:32:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:32:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:32:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:32:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:32:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:32:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:32:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:32:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:32:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:32:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:32:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:32:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:32:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:32:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:32:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:32:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:32:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:32:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:32:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:32:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:32:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:32:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:32:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:32:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:32:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:32:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:32:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:32:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:32:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:32:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:32:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:32:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:32:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:32:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:32:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:32:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:32:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:32:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:32:53,735 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:32:53,736 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:32:53,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:53 BoogieIcfgContainer [2019-09-21 08:32:53,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:32:53,738 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:32:53,738 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:32:53,739 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:32:53,740 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:53" (1/1) ... [2019-09-21 08:32:53,741 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:32:53,773 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:32:53,773 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:32:53,787 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:32:53,800 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:32:53,802 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:33:04,248 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:33:05,868 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:33:06,019 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:06,192 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:06,324 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:06,350 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:33:06,421 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:33:06,440 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:33:06,960 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:07,411 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:07,741 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:08,030 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:08,294 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:08,475 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:08,668 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:08,860 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:09,046 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:09,252 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:09,414 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:09,577 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:09,767 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:09,953 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:10,127 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:10,338 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:10,502 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:10,699 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:11,218 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:11,581 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:12,003 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:12,318 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:12,976 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:13,539 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:14,478 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:33:14,844 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:33:15,191 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:15,507 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:15,856 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:16,199 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:16,646 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:17,170 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:17,469 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:17,761 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:18,079 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:18,675 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:19,216 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:19,639 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:33:19,921 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:33:20,255 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:20,567 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:20,868 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:21,171 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:21,598 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:22,326 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:22,625 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:22,914 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:23,211 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:23,797 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:24,335 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:24,734 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:33:25,024 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:33:25,324 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:25,629 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:25,928 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:26,230 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:26,658 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:27,345 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:27,627 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:27,911 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:28,201 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:28,837 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:29,376 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:29,977 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:33:30,267 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:33:30,574 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:30,884 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:31,190 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:31,505 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:31,941 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:32,333 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:32,620 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:32,906 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:33,208 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 519