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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:31:45,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:31:45,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:31:45,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:31:45,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:31:45,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:31:45,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:31:45,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:31:45,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:31:45,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:31:45,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:31:45,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:31:45,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:31:45,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:31:45,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:31:45,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:31:45,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:31:45,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:31:45,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:31:45,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:31:45,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:31:45,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:31:45,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:31:45,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:31:45,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:31:45,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:31:45,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:31:45,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:31:45,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:31:45,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:31:45,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:31:45,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:31:45,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:31:45,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:31:45,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:31:45,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:31:45,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:31:45,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:31:45,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:31:45,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:31:45,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:31:45,185 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 04:31:45,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:31:45,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:31:45,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:31:45,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:31:45,201 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:31:45,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:31:45,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:31:45,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:31:45,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:31:45,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:31:45,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:31:45,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:31:45,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:31:45,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:31:45,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:31:45,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:31:45,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:31:45,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:31:45,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:31:45,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:31:45,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:31:45,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:31:45,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:31:45,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:31:45,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:31:45,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:31:45,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:31:45,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:31:45,206 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 -> SequenceOfStatements 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 04:31:45,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:31:45,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:31:45,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:31:45,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:31:45,281 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:31:45,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2019-09-18 04:31:45,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c072bfe45/69d1d399cb844afea0fc7691fab76304/FLAG0ae03fe23 [2019-09-18 04:31:45,897 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:31:45,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2019-09-18 04:31:45,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c072bfe45/69d1d399cb844afea0fc7691fab76304/FLAG0ae03fe23 [2019-09-18 04:31:46,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c072bfe45/69d1d399cb844afea0fc7691fab76304 [2019-09-18 04:31:46,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:31:46,257 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:31:46,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:31:46,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:31:46,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:31:46,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:46,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425f21cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46, skipping insertion in model container [2019-09-18 04:31:46,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:46,269 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:31:46,332 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:31:46,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:31:46,779 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:31:46,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:31:46,921 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:31:46,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46 WrapperNode [2019-09-18 04:31:46,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:31:46,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:31:46,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:31:46,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:31:46,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:46,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:46,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:46,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:46,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:46,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:47,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (1/1) ... [2019-09-18 04:31:47,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:31:47,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:31:47,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:31:47,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:31:47,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:31:46" (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 04:31:47,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:31:47,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:31:47,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:31:47,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:31:47,079 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:31:47,079 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:31:47,080 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:31:47,081 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:31:47,081 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:31:47,081 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:31:47,081 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:31:47,082 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:31:47,082 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:31:47,082 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:31:47,083 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:31:47,083 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 04:31:47,085 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:31:47,085 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:31:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:31:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:31:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:31:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:31:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:31:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 04:31:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:31:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:31:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:31:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:31:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:31:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:31:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:31:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:31:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:31:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:31:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:31:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:31:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:31:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:31:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:31:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:31:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:31:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:31:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:31:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:31:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:31:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:31:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:31:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:31:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:31:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:31:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:31:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 04:31:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 04:31:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:31:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:31:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:31:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:31:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:31:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:31:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:31:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:31:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:31:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:31:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:31:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:31:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:31:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:31:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:31:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:31:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:31:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:31:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:31:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:31:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:31:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:31:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:31:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:31:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:31:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:31:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:31:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:31:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:31:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:31:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:31:48,138 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:31:48,138 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:31:48,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:31:48 BoogieIcfgContainer [2019-09-18 04:31:48,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:31:48,141 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:31:48,141 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:31:48,141 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:31:48,142 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:31:48" (1/1) ... [2019-09-18 04:31:48,143 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 04:31:48,169 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:31:48,170 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:31:48,182 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:31:48,194 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:31:48,196 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:32:09,567 WARN L191 SmtUtils]: Spent 12.76 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:32:11,303 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:32:15,008 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 04:32:16,740 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:32:18,452 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:32:18,467 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-18 04:32:18,532 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-18 04:32:18,537 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-18 04:32:29,803 WARN L191 SmtUtils]: Spent 11.10 s on a formula simplification. DAG size of input: 453 DAG size of output: 449 [2019-09-18 04:32:35,198 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-18 04:32:46,314 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 458 DAG size of output: 451 [2019-09-18 04:32:51,787 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 04:33:02,933 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 458 DAG size of output: 451 [2019-09-18 04:33:08,404 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 04:33:22,828 WARN L191 SmtUtils]: Spent 14.36 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-18 04:33:23,379 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 04:33:37,863 WARN L191 SmtUtils]: Spent 14.45 s on a formula simplification. DAG size of input: 460 DAG size of output: 456 [2019-09-18 04:33:38,430 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:33:52,846 WARN L191 SmtUtils]: Spent 14.41 s on a formula simplification. DAG size of input: 460 DAG size of output: 456 [2019-09-18 04:33:52,959 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 04:33:53,426 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:33:57,780 WARN L191 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 470 DAG size of output: 465 [2019-09-18 04:33:58,078 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 04:33:58,336 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 04:34:02,772 WARN L191 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 476 DAG size of output: 468 [2019-09-18 04:34:03,330 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-18 04:34:07,759 WARN L191 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 476 DAG size of output: 468 [2019-09-18 04:34:08,317 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-18 04:34:08,591 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 04:34:08,863 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 04:34:09,407 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 80 [2019-09-18 04:34:09,669 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 04:34:10,451 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2019-09-18 04:34:10,731 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 04:34:11,432 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 88 [2019-09-18 04:34:11,714 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 04:34:12,186 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2019-09-18 04:34:12,330 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 04:34:12,798 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 100 [2019-09-18 04:34:12,957 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 04:34:13,431 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 100 [2019-09-18 04:34:13,581 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 04:34:14,032 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2019-09-18 04:34:14,507 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 105 [2019-09-18 04:34:14,985 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 105 [2019-09-18 04:34:15,353 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2019-09-18 04:34:15,764 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 101 [2019-09-18 04:34:16,186 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 101 [2019-09-18 04:34:16,440 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 21 [2019-09-18 04:34:16,585 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 04:34:16,787 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2019-09-18 04:34:17,003 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2019-09-18 04:34:17,192 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 04:34:17,352 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-18 04:34:17,517 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-18 04:34:18,132 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-18 04:34:18,289 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-18 04:34:18,533 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 04:34:18,902 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-18 04:34:19,158 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 04:34:19,445 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 17 for LOIs [2019-09-18 04:34:19,906 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-18 04:34:19,957 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-18 04:34:20,035 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-18 04:34:20,039 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-18 04:34:20,063 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 04:34:20,063 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 04:34:20,065 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 461#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 04:34:20,076 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 04:34:20,076 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 04:34:20,078 INFO L168 Benchmark]: Toolchain (without parser) took 153821.45 ms. Allocated memory was 140.0 MB in the beginning and 168.8 MB in the end (delta: 28.8 MB). Free memory was 85.5 MB in the beginning and 128.6 MB in the end (delta: -43.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 04:34:20,079 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 04:34:20,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.05 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.3 MB in the beginning and 167.5 MB in the end (delta: -82.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-09-18 04:34:20,080 INFO L168 Benchmark]: Boogie Preprocessor took 92.20 ms. Allocated memory is still 200.3 MB. Free memory was 167.5 MB in the beginning and 163.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-18 04:34:20,081 INFO L168 Benchmark]: RCFGBuilder took 1123.97 ms. Allocated memory is still 200.3 MB. Free memory was 163.7 MB in the beginning and 84.5 MB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 7.1 GB. [2019-09-18 04:34:20,083 INFO L168 Benchmark]: Sifa took 151935.60 ms. Allocated memory was 200.3 MB in the beginning and 168.8 MB in the end (delta: -31.5 MB). Free memory was 84.5 MB in the beginning and 128.6 MB in the end (delta: -44.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 04:34:20,087 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.05 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.3 MB in the beginning and 167.5 MB in the end (delta: -82.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.20 ms. Allocated memory is still 200.3 MB. Free memory was 167.5 MB in the beginning and 163.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1123.97 ms. Allocated memory is still 200.3 MB. Free memory was 163.7 MB in the beginning and 84.5 MB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 7.1 GB. * Sifa took 151935.60 ms. Allocated memory was 200.3 MB in the beginning and 168.8 MB in the end (delta: -31.5 MB). Free memory was 84.5 MB in the beginning and 128.6 MB in the end (delta: -44.1 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]: 151896, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 216, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 159, TOOLS_POST_TIME[ms]: 26828, TOOLS_POST_CALL_APPLICATIONS: 47, TOOLS_POST_CALL_TIME[ms]: 108, TOOLS_POST_RETURN_APPLICATIONS: 38, TOOLS_POST_RETURN_TIME[ms]: 40, TOOLS_QUANTIFIERELIM_APPLICATIONS: 243, TOOLS_QUANTIFIERELIM_TIME[ms]: 26888, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26729, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 222, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 123037, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1357, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 53, DOMAIN_ISBOTTOM_TIME[ms]: 360, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 119628, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 119627, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 38, CALL_SUMMARIZER_CACHE_MISSES: 15, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30463, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30462, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 437, DAG_COMPRESSION_RETAINED_NODES: 189 - UnprovableResult [Line: 44]: 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 461#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...