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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:18:27,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:18:27,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:18:27,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:18:27,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:18:27,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:18:27,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:18:27,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:18:27,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:18:27,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:18:27,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:18:27,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:18:27,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:18:27,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:18:27,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:18:27,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:18:27,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:18:27,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:18:27,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:18:27,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:18:27,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:18:27,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:18:27,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:18:27,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:18:27,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:18:27,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:18:27,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:18:27,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:18:27,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:18:27,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:18:27,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:18:27,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:18:27,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:18:27,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:18:27,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:18:27,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:18:27,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:18:27,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:18:27,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:18:27,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:18:27,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:18:27,153 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 17:18:27,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:18:27,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:18:27,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:18:27,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:18:27,183 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:18:27,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:18:27,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:18:27,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:18:27,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:18:27,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:18:27,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:18:27,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:18:27,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:18:27,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:18:27,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:18:27,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:18:27,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:18:27,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:18:27,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:18:27,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:18:27,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:18:27,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:18:27,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:18:27,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:18:27,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:18:27,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:18:27,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:18:27,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:18:27,190 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:18:27,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:18:27,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:18:27,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:18:27,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:18:27,267 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:18:27,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2019-09-19 17:18:27,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2a3a91c/7be19ba4a5fd4a8f8cbab8b5b00441ba/FLAG117a5700d [2019-09-19 17:18:27,868 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:18:27,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2019-09-19 17:18:27,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2a3a91c/7be19ba4a5fd4a8f8cbab8b5b00441ba/FLAG117a5700d [2019-09-19 17:18:28,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2a3a91c/7be19ba4a5fd4a8f8cbab8b5b00441ba [2019-09-19 17:18:28,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:18:28,238 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:18:28,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:18:28,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:18:28,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:18:28,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:28,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50cd4db7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28, skipping insertion in model container [2019-09-19 17:18:28,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:28,255 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:18:28,310 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:18:28,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:18:28,777 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:18:28,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:18:28,903 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:18:28,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28 WrapperNode [2019-09-19 17:18:28,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:18:28,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:18:28,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:18:28,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:18:28,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:28,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:28,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:28,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:28,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:28,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:29,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (1/1) ... [2019-09-19 17:18:29,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:18:29,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:18:29,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:18:29,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:18:29,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:18:28" (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 17:18:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:18:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:18:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:18:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:18:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:18:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:18:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:18:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:18:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:18:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 17:18:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:18:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:18:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:18:29,110 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:18:29,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 17:18:29,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:18:29,113 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:18:29,113 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 17:18:29,113 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:18:29,113 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 17:18:29,114 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:18:29,114 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:18:29,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:18:29,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:18:29,114 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:18:29,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 17:18:29,115 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:18:29,115 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:18:29,115 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:18:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:18:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:18:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:18:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:18:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:18:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:18:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:18:29,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:18:29,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:18:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:18:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:18:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:18:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:18:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:18:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:18:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:18:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:18:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:18:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 17:18:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:18:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:18:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:18:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:18:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:18:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:18:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:18:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 17:18:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:18:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:18:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:18:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:18:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:18:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 17:18:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 17:18:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 17:18:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:18:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:18:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:18:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:18:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:18:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:18:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:18:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:18:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:18:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:18:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:18:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:18:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:18:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:18:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:18:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:18:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:18:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:18:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:18:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:18:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:18:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:18:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:18:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:18:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:18:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:18:30,695 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:18:30,698 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:18:30,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:18:30 BoogieIcfgContainer [2019-09-19 17:18:30,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:18:30,700 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:18:30,700 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:18:30,700 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:18:30,701 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:18:30" (1/1) ... [2019-09-19 17:18:30,702 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:18:30,735 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:18:30,736 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:18:30,746 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:18:30,755 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:18:30,757 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:18:49,057 WARN L191 SmtUtils]: Spent 11.39 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 17:18:50,762 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:18:54,393 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 17:18:56,114 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:18:57,749 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:18:57,780 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-19 17:18:57,817 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 10 for LOIs [2019-09-19 17:18:57,820 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 10 for LOIs [2019-09-19 17:18:58,808 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 17:18:58,849 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 17:18:58,864 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-19 17:18:58,875 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 17:18:58,877 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:18:58,877 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:18:58,879 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 491#true [2019-09-19 17:18:58,890 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:18:58,890 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:18:58,892 INFO L168 Benchmark]: Toolchain (without parser) took 30653.85 ms. Allocated memory was 132.1 MB in the beginning and 438.8 MB in the end (delta: 306.7 MB). Free memory was 86.7 MB in the beginning and 184.2 MB in the end (delta: -97.5 MB). Peak memory consumption was 209.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:18:58,893 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:18:58,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.27 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 86.5 MB in the beginning and 165.0 MB in the end (delta: -78.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-19 17:18:58,895 INFO L168 Benchmark]: Boogie Preprocessor took 110.09 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 161.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-19 17:18:58,896 INFO L168 Benchmark]: RCFGBuilder took 1684.48 ms. Allocated memory was 200.3 MB in the beginning and 222.3 MB in the end (delta: 22.0 MB). Free memory was 161.3 MB in the beginning and 148.0 MB in the end (delta: 13.3 MB). Peak memory consumption was 92.7 MB. Max. memory is 7.1 GB. [2019-09-19 17:18:58,897 INFO L168 Benchmark]: Sifa took 28190.71 ms. Allocated memory was 222.3 MB in the beginning and 438.8 MB in the end (delta: 216.5 MB). Free memory was 148.0 MB in the beginning and 184.2 MB in the end (delta: -36.2 MB). Peak memory consumption was 180.3 MB. Max. memory is 7.1 GB. [2019-09-19 17:18:58,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.27 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 86.5 MB in the beginning and 165.0 MB in the end (delta: -78.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.09 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 161.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1684.48 ms. Allocated memory was 200.3 MB in the beginning and 222.3 MB in the end (delta: 22.0 MB). Free memory was 161.3 MB in the beginning and 148.0 MB in the end (delta: 13.3 MB). Peak memory consumption was 92.7 MB. Max. memory is 7.1 GB. * Sifa took 28190.71 ms. Allocated memory was 222.3 MB in the beginning and 438.8 MB in the end (delta: 216.5 MB). Free memory was 148.0 MB in the beginning and 184.2 MB in the end (delta: -36.2 MB). Peak memory consumption was 180.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 28144, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 165, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 108, TOOLS_POST_TIME[ms]: 23564, TOOLS_POST_CALL_APPLICATIONS: 48, TOOLS_POST_CALL_TIME[ms]: 60, TOOLS_POST_RETURN_APPLICATIONS: 39, TOOLS_POST_RETURN_TIME[ms]: 25, TOOLS_QUANTIFIERELIM_APPLICATIONS: 195, TOOLS_QUANTIFIERELIM_TIME[ms]: 23600, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23536, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 168, FLUID_YES_ANSWERS: 168, DOMAIN_JOIN_APPLICATIONS: 54, DOMAIN_JOIN_TIME[ms]: 4145, DOMAIN_ALPHA_APPLICATIONS: 168, DOMAIN_ALPHA_TIME[ms]: 203, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 31, DOMAIN_ISBOTTOM_TIME[ms]: 28, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 379, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 379, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 39, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 27143, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 27141, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 389, DAG_COMPRESSION_RETAINED_NODES: 180 - UnprovableResult [Line: 206]: 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 491#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...