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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:17:06,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:17:06,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:17:06,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:17:06,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:17:06,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:17:06,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:17:06,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:17:06,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:17:06,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:17:06,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:17:06,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:17:06,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:17:06,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:17:06,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:17:06,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:17:06,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:17:06,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:17:06,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:17:06,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:17:06,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:17:06,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:17:06,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:17:06,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:17:06,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:17:06,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:17:06,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:17:06,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:17:06,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:17:06,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:17:06,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:17:06,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:17:06,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:17:06,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:17:06,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:17:06,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:17:06,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:17:06,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:17:06,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:17:06,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:17:06,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:17:06,217 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 [2019-09-19 23:17:06,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:17:06,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:17:06,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:17:06,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:17:06,234 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:17:06,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:17:06,235 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:17:06,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:17:06,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:17:06,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:17:06,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:17:06,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:17:06,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:17:06,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:17:06,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:17:06,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:17:06,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:17:06,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:17:06,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:17:06,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:17:06,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:17:06,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:17:06,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:17:06,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:17:06,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:17:06,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:17:06,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:17:06,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:17:06,239 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:17:06,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:17:06,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:17:06,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:17:06,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:17:06,294 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:17:06,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-09-19 23:17:06,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca13e11c5/e86f6da61e4540d3b4b8025b74f5c8bb/FLAGd532c6f07 [2019-09-19 23:17:06,853 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:17:06,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-09-19 23:17:06,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca13e11c5/e86f6da61e4540d3b4b8025b74f5c8bb/FLAGd532c6f07 [2019-09-19 23:17:07,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca13e11c5/e86f6da61e4540d3b4b8025b74f5c8bb [2019-09-19 23:17:07,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:17:07,169 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:17:07,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:17:07,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:17:07,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:17:07,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378a676b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07, skipping insertion in model container [2019-09-19 23:17:07,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:17:07,244 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:17:07,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:17:07,711 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:17:07,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:17:07,832 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:17:07,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07 WrapperNode [2019-09-19 23:17:07,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:17:07,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:17:07,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:17:07,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:17:07,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (1/1) ... [2019-09-19 23:17:07,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:17:07,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:17:07,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:17:07,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:17:07,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:17:07" (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 [2019-09-19 23:17:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:17:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:17:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:17:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:17:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:17:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:17:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:17:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:17:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:17:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:17:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:17:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:17:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:17:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:17:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:17:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:17:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:17:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:17:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:17:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:17:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:17:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:17:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:17:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:17:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:17:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:17:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:17:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:17:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:17:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:17:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:17:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:17:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:17:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:17:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:17:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:17:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:17:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:17:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:17:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:17:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:17:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:17:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:17:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:17:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:17:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:17:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:17:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:17:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:17:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:17:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:17:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:17:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:17:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:17:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:17:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:17:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:17:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:17:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:17:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:17:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:17:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:17:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:17:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:17:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:17:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:17:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:17:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:17:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:17:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:17:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:17:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:17:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:17:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:17:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:17:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:17:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:17:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:17:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:17:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:17:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:17:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:17:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:17:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:17:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:17:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:17:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:17:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:17:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:17:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:17:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:17:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:17:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:17:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:17:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:17:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:17:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:17:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:17:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:17:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:17:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:17:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:17:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:17:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:17:09,597 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:17:09,597 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:17:09,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:17:09 BoogieIcfgContainer [2019-09-19 23:17:09,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:17:09,601 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:17:09,602 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:17:09,602 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:17:09,603 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:17:09" (1/1) ... [2019-09-19 23:17:09,604 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 23:17:09,642 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:17:09,643 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:17:09,657 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:17:09,667 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:17:09,668 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:17:34,290 WARN L191 SmtUtils]: Spent 14.09 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:17:36,050 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:17:39,893 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:17:41,704 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:17:43,469 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:17:43,485 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:17:43,549 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:17:43,566 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:17:55,203 WARN L191 SmtUtils]: Spent 11.49 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:18:00,785 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:18:28,311 WARN L191 SmtUtils]: Spent 27.46 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 23:18:37,419 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:19:09,915 WARN L191 SmtUtils]: Spent 32.38 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-19 23:19:26,192 WARN L191 SmtUtils]: Spent 16.28 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-19 23:19:45,264 WARN L191 SmtUtils]: Spent 17.98 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 23:19:54,326 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:20:15,799 WARN L191 SmtUtils]: Spent 21.44 s on a formula simplification. DAG size of input: 470 DAG size of output: 469 [2019-09-19 23:20:26,584 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:20:52,255 WARN L191 SmtUtils]: Spent 25.62 s on a formula simplification. DAG size of input: 476 DAG size of output: 474 [2019-09-19 23:21:04,908 WARN L191 SmtUtils]: Spent 12.65 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 23:21:37,296 WARN L191 SmtUtils]: Spent 32.32 s on a formula simplification. DAG size of input: 484 DAG size of output: 478 [2019-09-19 23:21:53,293 WARN L191 SmtUtils]: Spent 16.00 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 23:22:11,698 WARN L191 SmtUtils]: Spent 18.33 s on a formula simplification. DAG size of input: 493 DAG size of output: 464 [2019-09-19 23:22:20,719 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:22:39,096 WARN L191 SmtUtils]: Spent 18.21 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:22:47,940 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:23:09,378 WARN L191 SmtUtils]: Spent 21.41 s on a formula simplification. DAG size of input: 479 DAG size of output: 467 [2019-09-19 23:23:09,913 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:10,145 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:10,377 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:10,861 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:11,172 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-19 23:23:11,273 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-19 23:23:11,488 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-09-19 23:23:11,713 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:12,011 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 23:23:12,559 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:12,808 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:13,022 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:13,496 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:13,808 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-19 23:23:14,111 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-19 23:23:14,335 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:14,626 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 23:23:15,138 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:15,365 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:15,574 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:16,024 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:16,332 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-19 23:23:16,660 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-19 23:23:16,899 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:17,191 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 23:23:17,750 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:17,981 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:18,191 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 23:23:18,614 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2019-09-19 23:23:18,873 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-19 23:23:19,134 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-19 23:23:19,343 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:19,618 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 47 [2019-09-19 23:23:20,115 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:20,341 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:20,542 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 23:23:20,966 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2019-09-19 23:23:21,238 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-19 23:23:21,503 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-19 23:23:21,712 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:21,979 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2019-09-19 23:23:22,284 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:22,589 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-09-19 23:23:22,868 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-19 23:23:23,088 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 23:23:23,356 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:23,659 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-09-19 23:23:23,859 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-19 23:23:24,117 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:24,344 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:24,552 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:25,011 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:25,327 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-19 23:23:25,429 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-19 23:23:25,624 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-09-19 23:23:25,849 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:26,147 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 23:23:26,643 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:26,865 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:27,075 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:27,528 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:27,838 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-19 23:23:28,131 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-09-19 23:23:28,353 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:28,642 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 23:23:29,182 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:29,406 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:29,611 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 23:23:30,036 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 47 [2019-09-19 23:23:30,306 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-19 23:23:30,582 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2019-09-19 23:23:30,804 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:31,078 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2019-09-19 23:23:31,392 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-19 23:23:31,789 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2019-09-19 23:23:32,064 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-09-19 23:23:32,284 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:32,598 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:32,821 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:33,032 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:33,486 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:33,797 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-19 23:23:34,103 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-19 23:23:34,331 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 23:23:34,627 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 23:23:35,211 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:23:35,478 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:23:35,666 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-19 23:23:36,077 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2019-09-19 23:23:36,338 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-19 23:23:36,618 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2019-09-19 23:23:36,826 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:37,091 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2019-09-19 23:23:37,391 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:37,695 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-09-19 23:23:37,978 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2019-09-19 23:23:38,190 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 23:23:38,464 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 23:23:38,780 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-09-19 23:23:38,982 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-19 23:23:39,877 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 23:23:40,311 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:23:40,410 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 23:23:40,414 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 23:23:40,437 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:23:40,437 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:23:40,440 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1683#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-19 23:23:40,451 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:23:40,452 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:23:40,453 INFO L168 Benchmark]: Toolchain (without parser) took 393284.26 ms. Allocated memory was 129.5 MB in the beginning and 137.4 MB in the end (delta: 7.9 MB). Free memory was 84.7 MB in the beginning and 60.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. [2019-09-19 23:23:40,454 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 129.5 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:23:40,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.96 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 84.5 MB in the beginning and 161.1 MB in the end (delta: -76.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:23:40,455 INFO L168 Benchmark]: Boogie Preprocessor took 100.16 ms. Allocated memory is still 197.7 MB. Free memory was 161.1 MB in the beginning and 157.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:23:40,456 INFO L168 Benchmark]: RCFGBuilder took 1667.13 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 157.0 MB in the beginning and 137.0 MB in the end (delta: 20.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 7.1 GB. [2019-09-19 23:23:40,457 INFO L168 Benchmark]: Sifa took 390850.60 ms. Allocated memory was 215.0 MB in the beginning and 137.4 MB in the end (delta: -77.6 MB). Free memory was 137.0 MB in the beginning and 60.6 MB in the end (delta: 76.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:23:40,460 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 129.5 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.96 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 84.5 MB in the beginning and 161.1 MB in the end (delta: -76.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.16 ms. Allocated memory is still 197.7 MB. Free memory was 161.1 MB in the beginning and 157.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1667.13 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 157.0 MB in the beginning and 137.0 MB in the end (delta: 20.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 7.1 GB. * Sifa took 390850.60 ms. Allocated memory was 215.0 MB in the beginning and 137.4 MB in the end (delta: -77.6 MB). Free memory was 137.0 MB in the beginning and 60.6 MB in the end (delta: 76.5 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]: 390799, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 923, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 619, TOOLS_POST_TIME[ms]: 30394, TOOLS_POST_CALL_APPLICATIONS: 243, TOOLS_POST_CALL_TIME[ms]: 378, TOOLS_POST_RETURN_APPLICATIONS: 234, TOOLS_POST_RETURN_TIME[ms]: 202, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1096, TOOLS_QUANTIFIERELIM_TIME[ms]: 30743, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30147, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 967, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 244, DOMAIN_JOIN_TIME[ms]: 300879, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 26, DOMAIN_WIDEN_TIME[ms]: 58112, DOMAIN_ISSUBSETEQ_APPLICATIONS: 44, DOMAIN_ISSUBSETEQ_TIME[ms]: 109, DOMAIN_ISBOTTOM_APPLICATIONS: 157, DOMAIN_ISBOTTOM_TIME[ms]: 506, LOOP_SUMMARIZER_APPLICATIONS: 18, LOOP_SUMMARIZER_CACHE_MISSES: 18, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 355460, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 355458, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 44, CALL_SUMMARIZER_APPLICATIONS: 234, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34967, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34965, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 736, DAG_COMPRESSION_RETAINED_NODES: 409 - UnprovableResult [Line: 430]: 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 1683#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...