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_spec3_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:23:33,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:23:33,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:23:33,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:23:33,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:23:33,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:23:33,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:23:33,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:23:33,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:23:33,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:23:33,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:23:33,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:23:33,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:23:33,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:23:33,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:23:33,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:23:33,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:23:33,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:23:33,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:23:33,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:23:33,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:23:33,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:23:33,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:23:33,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:23:33,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:23:33,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:23:33,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:23:33,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:23:33,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:23:33,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:23:33,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:23:33,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:23:33,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:23:33,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:23:33,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:23:33,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:23:33,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:23:33,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:23:33,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:23:33,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:23:33,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:23:33,197 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 [2019-09-18 13:23:33,210 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:23:33,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:23:33,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:23:33,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:23:33,212 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:23:33,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:23:33,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:23:33,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:23:33,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:23:33,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:23:33,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:23:33,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:23:33,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:23:33,214 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:23:33,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:23:33,215 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:23:33,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:23:33,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:23:33,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:23:33,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:23:33,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:23:33,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:23:33,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:23:33,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:23:33,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:23:33,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:23:33,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:23:33,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:23:33,218 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 [2019-09-18 13:23:33,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:23:33,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:23:33,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:23:33,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:23:33,288 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:23:33,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-18 13:23:33,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb0a7e491/1c371661ac574e6d88726dd372685e87/FLAG8cf18e5d3 [2019-09-18 13:23:33,862 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:23:33,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-18 13:23:33,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb0a7e491/1c371661ac574e6d88726dd372685e87/FLAG8cf18e5d3 [2019-09-18 13:23:34,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb0a7e491/1c371661ac574e6d88726dd372685e87 [2019-09-18 13:23:34,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:23:34,131 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:23:34,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:23:34,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:23:34,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:23:34,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4186516b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34, skipping insertion in model container [2019-09-18 13:23:34,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,145 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:23:34,187 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:23:34,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:23:34,652 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:23:34,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:23:34,792 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:23:34,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34 WrapperNode [2019-09-18 13:23:34,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:23:34,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:23:34,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:23:34,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:23:34,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (1/1) ... [2019-09-18 13:23:34,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:23:34,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:23:34,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:23:34,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:23:34,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:23:34" (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 [2019-09-18 13:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 13:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 13:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 13:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-18 13:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 13:23:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:23:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:23:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:23:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 13:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 13:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-18 13:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 13:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 13:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:23:36,196 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:23:36,197 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:23:36,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:23:36 BoogieIcfgContainer [2019-09-18 13:23:36,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:23:36,201 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:23:36,201 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:23:36,201 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:23:36,203 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:23:36" (1/1) ... [2019-09-18 13:23:36,203 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 [2019-09-18 13:23:36,235 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:23:36,235 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:23:36,252 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:23:36,269 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:23:36,271 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:23:36,918 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-18 13:23:37,102 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-18 13:23:37,393 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-09-18 13:23:37,616 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2019-09-18 13:23:37,992 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 122 [2019-09-18 13:23:38,437 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 119 [2019-09-18 13:23:39,010 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-18 13:23:39,556 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 138 [2019-09-18 13:23:40,401 WARN L191 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 163 [2019-09-18 13:23:41,097 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 162 [2019-09-18 13:23:42,121 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 182 [2019-09-18 13:23:42,877 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2019-09-18 13:23:44,154 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 229 DAG size of output: 202 [2019-09-18 13:23:45,086 WARN L191 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 197 [2019-09-18 13:23:46,260 WARN L191 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 211 [2019-09-18 13:23:47,241 WARN L191 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2019-09-18 13:23:47,559 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 13:23:49,204 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 292 DAG size of output: 220 [2019-09-18 13:23:50,319 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 215 [2019-09-18 13:23:50,779 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 13:23:52,827 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 358 DAG size of output: 228 [2019-09-18 13:23:54,057 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 261 DAG size of output: 225 [2019-09-18 13:23:54,487 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-18 13:23:56,092 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 360 DAG size of output: 238 [2019-09-18 13:23:57,456 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 282 DAG size of output: 235 [2019-09-18 13:23:58,273 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-18 13:24:01,238 WARN L191 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 426 DAG size of output: 248 [2019-09-18 13:24:02,766 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 283 DAG size of output: 245 [2019-09-18 13:24:03,843 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-18 13:24:07,437 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 506 DAG size of output: 258 [2019-09-18 13:24:07,725 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 13:24:09,172 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 307 DAG size of output: 257 [2019-09-18 13:24:10,636 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-18 13:24:14,822 WARN L191 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 498 DAG size of output: 270 [2019-09-18 13:24:15,118 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 13:24:16,802 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 313 DAG size of output: 269 [2019-09-18 13:24:17,953 WARN L191 SmtUtils]: Spent 885.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-09-18 13:24:21,230 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 556 DAG size of output: 283 [2019-09-18 13:24:23,188 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 338 DAG size of output: 278 [2019-09-18 13:24:25,200 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 13:24:30,891 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 598 DAG size of output: 291 [2019-09-18 13:24:31,265 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 13:24:33,232 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 358 DAG size of output: 292 [2019-09-18 13:24:35,752 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-18 13:24:42,676 WARN L191 SmtUtils]: Spent 6.91 s on a formula simplification. DAG size of input: 673 DAG size of output: 305 [2019-09-18 13:24:43,075 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 13:24:45,276 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 366 DAG size of output: 306 [2019-09-18 13:24:48,243 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 587 [2019-09-18 13:24:56,898 WARN L191 SmtUtils]: Spent 8.64 s on a formula simplification. DAG size of input: 763 DAG size of output: 319 [2019-09-18 13:24:57,271 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 13:24:59,571 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 386 DAG size of output: 316 [2019-09-18 13:25:03,077 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 661 [2019-09-18 13:25:13,071 WARN L191 SmtUtils]: Spent 9.98 s on a formula simplification. DAG size of input: 879 DAG size of output: 333 [2019-09-18 13:25:13,458 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 13:25:16,016 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 396 DAG size of output: 330 [2019-09-18 13:25:20,171 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 13:25:31,936 WARN L191 SmtUtils]: Spent 11.74 s on a formula simplification. DAG size of input: 967 DAG size of output: 343 [2019-09-18 13:25:32,376 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 13:25:35,153 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 417 DAG size of output: 340 [2019-09-18 13:25:40,090 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 13:25:54,734 WARN L191 SmtUtils]: Spent 14.62 s on a formula simplification. DAG size of input: 1000 DAG size of output: 376 [2019-09-18 13:25:55,222 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 13:25:58,393 WARN L191 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 451 DAG size of output: 371 [2019-09-18 13:26:04,368 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 13:26:21,690 WARN L191 SmtUtils]: Spent 17.29 s on a formula simplification. DAG size of input: 1121 DAG size of output: 403 [2019-09-18 13:26:22,289 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:26:26,097 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 480 DAG size of output: 404 [2019-09-18 13:26:32,863 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 13:26:52,439 WARN L191 SmtUtils]: Spent 19.54 s on a formula simplification. DAG size of input: 1105 DAG size of output: 421 [2019-09-18 13:26:53,012 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:26:56,992 WARN L191 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 507 DAG size of output: 418 [2019-09-18 13:27:00,796 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 13:27:02,708 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 13:27:02,718 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 13:27:02,781 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 13:27:02,785 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 13:27:14,224 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-18 13:27:19,803 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 13:27:31,039 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-18 13:27:36,639 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 13:27:51,572 WARN L191 SmtUtils]: Spent 14.84 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 13:27:52,109 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 13:28:06,875 WARN L191 SmtUtils]: Spent 14.76 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 13:28:07,417 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 13:28:07,706 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 74 [2019-09-18 13:28:08,038 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 74 [2019-09-18 13:28:08,437 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-18 13:28:08,539 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 13:28:08,826 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:09,109 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:10,040 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:10,321 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:12,602 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 13:28:13,135 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 13:28:14,029 WARN L191 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-09-18 13:28:14,377 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 13:28:15,097 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-09-18 13:28:15,446 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 13:28:16,402 WARN L191 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2019-09-18 13:28:17,729 WARN L191 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2019-09-18 13:28:17,926 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 13:28:18,377 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-09-18 13:28:18,729 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-09-18 13:28:19,124 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-18 13:28:19,227 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 13:28:19,510 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:19,790 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:20,278 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:20,559 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:21,325 WARN L191 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-09-18 13:28:21,675 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 13:28:22,401 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-09-18 13:28:22,749 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 13:28:23,738 WARN L191 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2019-09-18 13:28:24,269 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 13:28:25,219 WARN L191 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2019-09-18 13:28:25,755 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 13:28:26,020 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-09-18 13:28:26,370 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-09-18 13:28:26,775 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-18 13:28:26,879 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 13:28:27,161 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:27,442 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:28:27,445 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 13:28:27,447 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-18 13:28:27,724 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-18 13:28:28,452 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-18 13:28:28,767 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 13:28:29,424 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2019-09-18 13:28:29,427 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-18 13:28:29,443 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 17 for LOIs [2019-09-18 13:28:29,486 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:28:29,487 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:28:29,488 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 615#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-18 13:28:29,504 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:28:29,504 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:28:29,505 INFO L168 Benchmark]: Toolchain (without parser) took 295374.81 ms. Allocated memory was 141.0 MB in the beginning and 170.4 MB in the end (delta: 29.4 MB). Free memory was 86.6 MB in the beginning and 131.4 MB in the end (delta: -44.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:28:29,507 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 13:28:29,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.77 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 86.4 MB in the beginning and 166.3 MB in the end (delta: -79.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-18 13:28:29,513 INFO L168 Benchmark]: Boogie Preprocessor took 94.86 ms. Allocated memory is still 200.3 MB. Free memory was 166.3 MB in the beginning and 162.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-18 13:28:29,521 INFO L168 Benchmark]: RCFGBuilder took 1311.75 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 162.1 MB in the beginning and 175.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-09-18 13:28:29,522 INFO L168 Benchmark]: Sifa took 293303.15 ms. Allocated memory was 227.0 MB in the beginning and 170.4 MB in the end (delta: -56.6 MB). Free memory was 175.7 MB in the beginning and 131.4 MB in the end (delta: 44.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:28:29,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.77 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 86.4 MB in the beginning and 166.3 MB in the end (delta: -79.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.86 ms. Allocated memory is still 200.3 MB. Free memory was 166.3 MB in the beginning and 162.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1311.75 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 162.1 MB in the beginning and 175.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * Sifa took 293303.15 ms. Allocated memory was 227.0 MB in the beginning and 170.4 MB in the end (delta: -56.6 MB). Free memory was 175.7 MB in the beginning and 131.4 MB in the end (delta: 44.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 293254, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 399, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 339, TOOLS_POST_TIME[ms]: 200659, TOOLS_POST_CALL_APPLICATIONS: 50, TOOLS_POST_CALL_TIME[ms]: 111, TOOLS_POST_RETURN_APPLICATIONS: 43, TOOLS_POST_RETURN_TIME[ms]: 41, TOOLS_QUANTIFIERELIM_APPLICATIONS: 429, TOOLS_QUANTIFIERELIM_TIME[ms]: 200670, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30892, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 401, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 73, DOMAIN_JOIN_TIME[ms]: 89142, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 2807, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME[ms]: 279, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 77766, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 77765, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 43, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 207284, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 207284, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 56, DAG_COMPRESSION_PROCESSED_NODES: 714, DAG_COMPRESSION_RETAINED_NODES: 370 - UnprovableResult [Line: 786]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 615#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...