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 NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:24:31,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:24:31,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:24:31,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:24:31,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:24:31,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:24:31,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:24:31,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:24:31,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:24:31,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:24:31,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:24:31,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:24:31,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:24:31,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:24:31,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:24:31,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:24:31,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:24:31,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:24:31,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:24:31,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:24:31,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:24:31,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:24:31,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:24:31,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:24:31,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 02:24:31,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 02:24:31,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 02:24:31,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 02:24:31,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 02:24:31,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 02:24:31,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:24:31,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:24:31,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:24:31,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:24:31,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:24:31,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:24:31,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:24:31,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:24:31,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:24:31,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:24:31,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:24:31,260 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 02:24:31,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:24:31,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:24:31,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:24:31,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:24:31,276 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:24:31,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:24:31,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:24:31,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:24:31,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:24:31,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:24:31,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:24:31,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:24:31,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:24:31,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:24:31,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:24:31,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:24:31,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:24:31,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:24:31,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:24:31,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:24:31,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:24:31,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:24:31,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:24:31,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:24:31,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:24:31,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:24:31,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:24:31,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:24:31,281 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 -> NONE [2019-09-17 02:24:31,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:24:31,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:24:31,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:24:31,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:24:31,339 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:24:31,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-09-17 02:24:31,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59bfd48e9/a2390cf2effb4e5c80b3f14f57a6c201/FLAGd95d30c82 [2019-09-17 02:24:31,981 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:24:31,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-09-17 02:24:31,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59bfd48e9/a2390cf2effb4e5c80b3f14f57a6c201/FLAGd95d30c82 [2019-09-17 02:24:32,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59bfd48e9/a2390cf2effb4e5c80b3f14f57a6c201 [2019-09-17 02:24:32,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:24:32,265 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:24:32,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:24:32,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:24:32,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:24:32,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:32,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67337fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32, skipping insertion in model container [2019-09-17 02:24:32,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:32,282 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:24:32,341 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:24:32,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:24:32,786 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:24:32,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:24:32,926 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:24:32,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32 WrapperNode [2019-09-17 02:24:32,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:24:32,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:24:32,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:24:32,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:24:32,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:32,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:32,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:32,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:33,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:33,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:33,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (1/1) ... [2019-09-17 02:24:33,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:24:33,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:24:33,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:24:33,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:24:33,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:24:32" (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 02:24:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:24:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:24:33,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 02:24:33,136 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 02:24:33,137 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 02:24:33,137 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 02:24:33,137 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 02:24:33,138 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 02:24:33,138 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 02:24:33,138 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 02:24:33,138 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 02:24:33,140 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 02:24:33,140 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 02:24:33,140 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 02:24:33,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 02:24:33,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 02:24:33,143 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 02:24:33,144 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 02:24:33,144 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 02:24:33,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 02:24:33,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 02:24:33,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 02:24:33,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 02:24:33,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 02:24:33,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 02:24:33,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 02:24:33,145 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 02:24:33,145 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 02:24:33,145 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 02:24:33,145 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 02:24:33,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:24:33,146 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 02:24:33,146 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 02:24:33,147 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 02:24:33,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 02:24:33,147 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 02:24:33,147 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 02:24:33,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 02:24:33,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-17 02:24:33,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:24:33,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 02:24:33,148 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 02:24:33,149 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 02:24:33,149 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 02:24:33,149 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 02:24:33,149 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 02:24:33,149 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 02:24:33,150 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 02:24:33,150 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 02:24:33,150 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 02:24:33,151 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 02:24:33,151 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 02:24:33,151 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 02:24:33,151 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 02:24:33,151 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 02:24:33,151 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 02:24:33,152 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 02:24:33,152 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 02:24:33,152 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 02:24:33,152 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 02:24:33,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-17 02:24:33,153 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 02:24:33,153 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 02:24:33,153 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 02:24:33,153 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 02:24:33,154 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 02:24:33,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 02:24:33,154 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 02:24:33,154 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 02:24:33,154 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 02:24:33,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 02:24:33,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 02:24:33,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 02:24:33,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 02:24:33,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 02:24:33,156 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 02:24:33,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 02:24:33,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 02:24:33,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 02:24:33,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 02:24:33,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 02:24:33,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 02:24:33,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 02:24:33,159 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 02:24:33,159 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 02:24:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 02:24:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 02:24:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:24:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 02:24:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:24:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 02:24:33,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:24:34,727 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:24:34,728 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 02:24:34,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:24:34 BoogieIcfgContainer [2019-09-17 02:24:34,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:24:34,730 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:24:34,730 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:24:34,731 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:24:34,732 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:24:34" (1/1) ... [2019-09-17 02:24:34,733 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:24:34,769 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:24:34,770 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:24:34,784 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:24:34,796 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:24:34,798 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:24:46,970 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 02:24:47,004 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 02:24:47,063 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 02:24:47,069 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 02:24:47,752 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 22 for LOIs [2019-09-17 02:24:47,778 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 24 for LOIs [2019-09-17 02:24:47,791 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 17 for LOIs [2019-09-17 02:24:47,796 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 30 for LOIs [2019-09-17 02:24:47,797 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:24:47,797 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:24:47,799 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 662#(and (= 0 ~methaneLevelCritical~0) (or (and (or (= ~pumpRunning~0 0) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0)))) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)) [2019-09-17 02:24:47,813 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 02:24:47,813 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:24:47,816 INFO L168 Benchmark]: Toolchain (without parser) took 15549.94 ms. Allocated memory was 133.7 MB in the beginning and 320.3 MB in the end (delta: 186.6 MB). Free memory was 83.9 MB in the beginning and 263.4 MB in the end (delta: -179.5 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-09-17 02:24:47,818 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:24:47,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.77 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 83.7 MB in the beginning and 165.7 MB in the end (delta: -82.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:24:47,821 INFO L168 Benchmark]: Boogie Preprocessor took 115.15 ms. Allocated memory is still 199.8 MB. Free memory was 165.1 MB in the beginning and 161.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:24:47,826 INFO L168 Benchmark]: RCFGBuilder took 1687.24 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 161.4 MB in the beginning and 146.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. [2019-09-17 02:24:47,829 INFO L168 Benchmark]: Sifa took 13083.31 ms. Allocated memory was 222.3 MB in the beginning and 320.3 MB in the end (delta: 98.0 MB). Free memory was 146.2 MB in the beginning and 263.4 MB in the end (delta: -117.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 02:24:47,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.77 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 83.7 MB in the beginning and 165.7 MB in the end (delta: -82.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.15 ms. Allocated memory is still 199.8 MB. Free memory was 165.1 MB in the beginning and 161.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1687.24 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 161.4 MB in the beginning and 146.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. * Sifa took 13083.31 ms. Allocated memory was 222.3 MB in the beginning and 320.3 MB in the end (delta: 98.0 MB). Free memory was 146.2 MB in the beginning and 263.4 MB in the end (delta: -117.2 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]: 13030, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 295, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 195, TOOLS_POST_TIME[ms]: 12234, TOOLS_POST_CALL_APPLICATIONS: 82, TOOLS_POST_CALL_TIME[ms]: 181, TOOLS_POST_RETURN_APPLICATIONS: 73, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 350, TOOLS_QUANTIFIERELIM_TIME[ms]: 12395, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12090, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 302, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 105, DOMAIN_JOIN_TIME[ms]: 44, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 66, DOMAIN_ISBOTTOM_TIME[ms]: 256, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 302, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 301, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 73, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12216, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12215, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 538, DAG_COMPRESSION_RETAINED_NODES: 228 - UnprovableResult [Line: 715]: 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 662#(and (= 0 ~methaneLevelCritical~0) (or (and (or (= ~pumpRunning~0 0) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0)))) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...