java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:00:04,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:00:04,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:00:04,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:00:04,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:00:04,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:00:04,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:00:04,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:00:04,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:00:04,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:00:04,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:00:04,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:00:04,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:00:04,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:00:04,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:00:04,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:00:04,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:00:04,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:00:04,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:00:04,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:00:04,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:00:04,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:00:04,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:00:04,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:00:04,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:00:04,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:00:04,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:00:04,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:00:04,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:00:04,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:00:04,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:00:04,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:00:04,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:00:04,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:00:04,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:00:04,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:00:04,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:00:04,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:00:04,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:00:04,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:00:04,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:00:04,231 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 [2019-09-17 06:00:04,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:00:04,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:00:04,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:00:04,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:00:04,251 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:00:04,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:00:04,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:00:04,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:00:04,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:00:04,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:00:04,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:00:04,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:00:04,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:00:04,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:00:04,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:00:04,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:00:04,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:00:04,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:00:04,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:00:04,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:00:04,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:00:04,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:00:04,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:00:04,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:00:04,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:00:04,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:00:04,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:00:04,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:00:04,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:00:04,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:00:04,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:00:04,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:00:04,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:00:04,320 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:00:04,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2019-09-17 06:00:04,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f64fa462a/ef4e3148340c455180b6700107b9d3c3/FLAG69a94cdcc [2019-09-17 06:00:04,902 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:00:04,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2019-09-17 06:00:04,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f64fa462a/ef4e3148340c455180b6700107b9d3c3/FLAG69a94cdcc [2019-09-17 06:00:05,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f64fa462a/ef4e3148340c455180b6700107b9d3c3 [2019-09-17 06:00:05,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:00:05,290 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:00:05,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:00:05,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:00:05,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:00:05,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:05,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adaa9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05, skipping insertion in model container [2019-09-17 06:00:05,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:05,307 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:00:05,352 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:00:05,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:00:05,795 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:00:05,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:00:05,941 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:00:05,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05 WrapperNode [2019-09-17 06:00:05,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:00:05,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:00:05,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:00:05,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:00:05,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:05,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:05,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:05,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:06,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:06,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:06,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (1/1) ... [2019-09-17 06:00:06,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:00:06,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:00:06,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:00:06,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:00:06,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:00:05" (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 [2019-09-17 06:00:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:00:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:00:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:00:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:00:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:00:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:00:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:00:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:00:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:00:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:00:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:00:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:00:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:00:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:00:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:00:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:00:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:00:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:00:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:00:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:00:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:00:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:00:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:00:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:00:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:00:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:00:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:00:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:00:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:00:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:00:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:00:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:00:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:00:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:00:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:00:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:00:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:00:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:00:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:00:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:00:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:00:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:00:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:00:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:00:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:00:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:00:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:00:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:00:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:00:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:00:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:00:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:00:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:00:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:00:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:00:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:00:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:00:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:00:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:00:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:00:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:00:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:00:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:00:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:00:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:00:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:00:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:00:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:00:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:00:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:00:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:00:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:00:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:00:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:00:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:00:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:00:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:00:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:00:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:00:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:00:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:00:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:00:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:00:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:00:07,637 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:00:07,638 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:00:07,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:00:07 BoogieIcfgContainer [2019-09-17 06:00:07,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:00:07,640 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:00:07,640 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:00:07,640 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:00:07,642 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:00:07" (1/1) ... [2019-09-17 06:00:07,642 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:00:07,668 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:00:07,669 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:00:07,682 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:00:07,694 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:00:07,695 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:00:17,280 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:00:19,177 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:00:19,366 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:00:19,617 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:00:19,761 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:00:19,785 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:00:19,838 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:00:19,844 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:00:20,418 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:00:20,714 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:00:21,043 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:00:21,330 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:00:21,551 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:00:21,743 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:00:22,130 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:00:22,605 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:00:22,932 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:00:23,082 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-17 06:00:23,225 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-17 06:00:23,357 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-17 06:00:23,849 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:00:24,073 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:00:24,359 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2019-09-17 06:00:24,538 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 06:00:24,723 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 3 for LOIs [2019-09-17 06:00:24,770 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-17 06:00:24,781 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 18 for LOIs [2019-09-17 06:00:24,790 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 30 for LOIs [2019-09-17 06:00:24,793 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:00:24,793 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:00:24,797 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 397#(and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:00:24,812 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:00:24,813 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:00:24,816 INFO L168 Benchmark]: Toolchain (without parser) took 19525.24 ms. Allocated memory was 134.7 MB in the beginning and 623.4 MB in the end (delta: 488.6 MB). Free memory was 85.4 MB in the beginning and 572.7 MB in the end (delta: -487.4 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:00:24,817 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 134.7 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:00:24,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.53 ms. Allocated memory was 134.7 MB in the beginning and 198.7 MB in the end (delta: 64.0 MB). Free memory was 85.2 MB in the beginning and 165.4 MB in the end (delta: -80.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:00:24,829 INFO L168 Benchmark]: Boogie Preprocessor took 101.85 ms. Allocated memory is still 198.7 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:00:24,830 INFO L168 Benchmark]: RCFGBuilder took 1594.99 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 161.1 MB in the beginning and 155.5 MB in the end (delta: 5.6 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:00:24,831 INFO L168 Benchmark]: Sifa took 17173.57 ms. Allocated memory was 221.8 MB in the beginning and 623.4 MB in the end (delta: 401.6 MB). Free memory was 155.5 MB in the beginning and 572.7 MB in the end (delta: -417.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 06:00:24,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 134.7 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.53 ms. Allocated memory was 134.7 MB in the beginning and 198.7 MB in the end (delta: 64.0 MB). Free memory was 85.2 MB in the beginning and 165.4 MB in the end (delta: -80.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.85 ms. Allocated memory is still 198.7 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1594.99 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 161.1 MB in the beginning and 155.5 MB in the end (delta: 5.6 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. * Sifa took 17173.57 ms. Allocated memory was 221.8 MB in the beginning and 623.4 MB in the end (delta: 401.6 MB). Free memory was 155.5 MB in the beginning and 572.7 MB in the end (delta: -417.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 17129, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 190, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 129, TOOLS_POST_TIME[ms]: 11704, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 115, TOOLS_POST_RETURN_APPLICATIONS: 40, TOOLS_POST_RETURN_TIME[ms]: 52, TOOLS_QUANTIFIERELIM_APPLICATIONS: 218, TOOLS_QUANTIFIERELIM_TIME[ms]: 11788, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11609, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 195, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 66, DOMAIN_JOIN_TIME[ms]: 4792, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 124, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 168, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4824, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4824, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 40, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12108, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12107, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 359, DAG_COMPRESSION_RETAINED_NODES: 173 - UnprovableResult [Line: 461]: 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 397#(and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...