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_spec5_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:37:59,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:37:59,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:37:59,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:37:59,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:37:59,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:37:59,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:37:59,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:37:59,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:37:59,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:37:59,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:37:59,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:37:59,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:37:59,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:37:59,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:37:59,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:37:59,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:37:59,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:37:59,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:37:59,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:37:59,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:37:59,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:37:59,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:37:59,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:37:59,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:37:59,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:37:59,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:37:59,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:37:59,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:37:59,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:37:59,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:37:59,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:37:59,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:37:59,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:37:59,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:37:59,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:37:59,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:37:59,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:37:59,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:37:59,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:37:59,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:37:59,367 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 [2019-09-21 08:37:59,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:37:59,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:37:59,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:37:59,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:37:59,398 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:37:59,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:37:59,398 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:37:59,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:37:59,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:37:59,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:37:59,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:37:59,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:37:59,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:37:59,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:37:59,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:37:59,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:37:59,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:37:59,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:37:59,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:37:59,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:37:59,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:37:59,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:37:59,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:37:59,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:37:59,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:37:59,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:37:59,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:37:59,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:37:59,406 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 [2019-09-21 08:37:59,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:37:59,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:37:59,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:37:59,457 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:37:59,458 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:37:59,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-21 08:37:59,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a52f1a50/909dcd71e627467a9d6d2dc6f6d94371/FLAGe40ffc00b [2019-09-21 08:38:00,061 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:38:00,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-21 08:38:00,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a52f1a50/909dcd71e627467a9d6d2dc6f6d94371/FLAGe40ffc00b [2019-09-21 08:38:00,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a52f1a50/909dcd71e627467a9d6d2dc6f6d94371 [2019-09-21 08:38:00,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:38:00,397 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:38:00,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:00,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:38:00,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:38:00,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:00" (1/1) ... [2019-09-21 08:38:00,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:00, skipping insertion in model container [2019-09-21 08:38:00,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:00" (1/1) ... [2019-09-21 08:38:00,414 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:38:00,463 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:38:00,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:00,945 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:38:01,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:01,080 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:38:01,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01 WrapperNode [2019-09-21 08:38:01,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:01,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:38:01,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:38:01,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:38:01,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (1/1) ... [2019-09-21 08:38:01,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (1/1) ... [2019-09-21 08:38:01,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (1/1) ... [2019-09-21 08:38:01,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (1/1) ... [2019-09-21 08:38:01,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (1/1) ... [2019-09-21 08:38:01,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (1/1) ... [2019-09-21 08:38:01,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (1/1) ... [2019-09-21 08:38:01,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:38:01,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:38:01,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:38:01,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:38:01,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:01" (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 [2019-09-21 08:38:01,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:38:01,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:38:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:38:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:38:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:38:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:38:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:38:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:38:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:38:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:38:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:38:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:38:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:38:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:38:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:38:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:38:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:38:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:38:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:38:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:38:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:38:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:38:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:38:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:38:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:38:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:38:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:38:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:38:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:38:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:38:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:38:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:38:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:38:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:38:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:38:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:38:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:38:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:38:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:38:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:38:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:38:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:38:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:38:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:38:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:38:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:38:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:38:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:38:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:38:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:38:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:38:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:38:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:38:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:38:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:38:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:38:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:38:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:38:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:38:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:38:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:38:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:38:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:38:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:38:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:38:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:38:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:38:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:38:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:38:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:38:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:38:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:38:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:38:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:38:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:38:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:38:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:38:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:38:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:38:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:38:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:38:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:38:02,831 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:38:02,831 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:38:02,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:02 BoogieIcfgContainer [2019-09-21 08:38:02,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:38:02,833 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:38:02,834 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:38:02,834 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:38:02,835 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:02" (1/1) ... [2019-09-21 08:38:02,836 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 [2019-09-21 08:38:02,864 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:38:02,864 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:38:02,873 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:38:02,882 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:38:02,883 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:38:11,650 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:38:13,427 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:38:13,609 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:13,738 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:13,900 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:13,916 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:38:13,975 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:38:13,996 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:38:14,224 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:14,400 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:14,832 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:15,140 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:15,419 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:15,654 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:16,073 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:16,438 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:17,319 WARN L191 SmtUtils]: Spent 802.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:38:17,972 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:38:18,850 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 551 [2019-09-21 08:38:19,298 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:38:19,854 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 559 [2019-09-21 08:38:20,513 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 559 [2019-09-21 08:38:21,352 WARN L191 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 555 [2019-09-21 08:38:21,825 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-21 08:38:22,557 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-09-21 08:38:23,306 WARN L191 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-09-21 08:38:24,099 WARN L191 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 585 [2019-09-21 08:38:24,838 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-21 08:38:26,122 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 605 [2019-09-21 08:38:26,469 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:38:26,587 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:38:27,350 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:28,123 WARN L191 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:28,836 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:38:29,371 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:38:29,840 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 551 [2019-09-21 08:38:30,136 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:38:30,609 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 559 [2019-09-21 08:38:31,032 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 559 [2019-09-21 08:38:31,825 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 569 [2019-09-21 08:38:32,497 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 569 [2019-09-21 08:38:33,473 WARN L191 SmtUtils]: Spent 966.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-09-21 08:38:34,469 WARN L191 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-09-21 08:38:35,457 WARN L191 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 595 [2019-09-21 08:38:36,459 WARN L191 SmtUtils]: Spent 1000.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-09-21 08:38:37,980 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 618 [2019-09-21 08:38:38,087 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 36 for LOIs [2019-09-21 08:38:38,168 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:38:38,186 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2019-09-21 08:38:38,190 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 41 for LOIs [2019-09-21 08:38:38,194 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:38:38,195 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:38:38,197 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 487#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:38:38,208 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:38:38,209 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:38:38,211 INFO L168 Benchmark]: Toolchain (without parser) took 37813.17 ms. Allocated memory was 140.5 MB in the beginning and 992.0 MB in the end (delta: 851.4 MB). Free memory was 87.2 MB in the beginning and 160.2 MB in the end (delta: -73.0 MB). Peak memory consumption was 778.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:38,212 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:38:38,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.93 ms. Allocated memory was 140.5 MB in the beginning and 198.7 MB in the end (delta: 58.2 MB). Free memory was 87.0 MB in the beginning and 163.9 MB in the end (delta: -76.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:38,213 INFO L168 Benchmark]: Boogie Preprocessor took 95.57 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 157.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:38,214 INFO L168 Benchmark]: RCFGBuilder took 1655.40 ms. Allocated memory was 198.7 MB in the beginning and 224.9 MB in the end (delta: 26.2 MB). Free memory was 157.6 MB in the beginning and 138.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:38,215 INFO L168 Benchmark]: Sifa took 35375.39 ms. Allocated memory was 224.9 MB in the beginning and 992.0 MB in the end (delta: 767.0 MB). Free memory was 138.7 MB in the beginning and 160.2 MB in the end (delta: -21.6 MB). Peak memory consumption was 745.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:38,219 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 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.93 ms. Allocated memory was 140.5 MB in the beginning and 198.7 MB in the end (delta: 58.2 MB). Free memory was 87.0 MB in the beginning and 163.9 MB in the end (delta: -76.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.57 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 157.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1655.40 ms. Allocated memory was 198.7 MB in the beginning and 224.9 MB in the end (delta: 26.2 MB). Free memory was 157.6 MB in the beginning and 138.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * Sifa took 35375.39 ms. Allocated memory was 224.9 MB in the beginning and 992.0 MB in the end (delta: 767.0 MB). Free memory was 138.7 MB in the beginning and 160.2 MB in the end (delta: -21.6 MB). Peak memory consumption was 745.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 35333, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 246, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 158, TOOLS_POST_TIME[ms]: 10851, TOOLS_POST_CALL_APPLICATIONS: 75, TOOLS_POST_CALL_TIME[ms]: 313, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME[ms]: 252, TOOLS_QUANTIFIERELIM_APPLICATIONS: 299, TOOLS_QUANTIFIERELIM_TIME[ms]: 11276, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10665, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 253, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 79, DOMAIN_JOIN_TIME[ms]: 20695, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 2772, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 236, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 17039, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 17038, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 66, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11175, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11174, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 403, DAG_COMPRESSION_RETAINED_NODES: 220 - UnprovableResult [Line: 201]: 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 487#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...