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_spec4_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:12:10,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:12:10,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:12:10,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:12:10,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:12:10,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:12:10,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:12:10,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:12:10,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:12:10,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:12:10,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:12:10,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:12:10,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:12:10,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:12:10,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:12:10,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:12:10,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:12:10,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:12:10,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:12:10,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:12:10,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:12:10,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:12:10,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:12:10,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:12:10,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:12:10,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:12:10,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:12:10,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:12:10,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:12:10,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:12:10,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:12:10,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:12:10,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:12:10,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:12:10,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:12:10,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:12:10,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:12:10,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:12:10,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:12:10,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:12:10,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:12:10,401 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 [2019-09-20 15:12:10,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:12:10,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:12:10,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:12:10,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:12:10,434 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:12:10,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:12:10,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:12:10,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:12:10,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:12:10,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:12:10,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:12:10,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:12:10,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:12:10,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:12:10,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:12:10,437 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:12:10,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:12:10,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:12:10,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:12:10,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:12:10,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:12:10,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:12:10,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:12:10,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:12:10,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:12:10,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:12:10,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:12:10,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:12:10,439 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 [2019-09-20 15:12:10,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:12:10,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:12:10,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:12:10,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:12:10,491 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:12:10,492 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-09-20 15:12:10,569 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34763a07/a5d48b38d43c4732b4edca8c38a4488b/FLAG820df03bb [2019-09-20 15:12:11,166 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:12:11,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-09-20 15:12:11,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34763a07/a5d48b38d43c4732b4edca8c38a4488b/FLAG820df03bb [2019-09-20 15:12:11,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34763a07/a5d48b38d43c4732b4edca8c38a4488b [2019-09-20 15:12:11,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:12:11,473 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:12:11,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:12:11,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:12:11,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:12:11,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:12:11" (1/1) ... [2019-09-20 15:12:11,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3a178f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:11, skipping insertion in model container [2019-09-20 15:12:11,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:12:11" (1/1) ... [2019-09-20 15:12:11,491 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:12:11,546 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:12:11,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:12:12,011 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:12:12,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:12:12,186 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:12:12,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12 WrapperNode [2019-09-20 15:12:12,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:12:12,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:12:12,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:12:12,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:12:12,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (1/1) ... [2019-09-20 15:12:12,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (1/1) ... [2019-09-20 15:12:12,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (1/1) ... [2019-09-20 15:12:12,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (1/1) ... [2019-09-20 15:12:12,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (1/1) ... [2019-09-20 15:12:12,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (1/1) ... [2019-09-20 15:12:12,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (1/1) ... [2019-09-20 15:12:12,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:12:12,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:12:12,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:12:12,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:12:12,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:12" (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 [2019-09-20 15:12:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:12:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:12:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:12:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:12:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:12:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:12:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:12:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:12:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:12:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:12:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:12:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:12:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:12:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:12:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:12:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:12:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:12:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:12:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:12:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:12:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:12:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:12:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:12:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:12:12,382 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:12:12,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:12:12,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:12:12,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:12:12,383 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:12:12,383 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:12:12,383 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:12:12,383 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:12:12,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:12:12,384 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:12:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:12:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:12:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:12:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:12:12,386 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:12:12,386 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:12:12,386 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:12:12,386 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:12:12,387 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:12:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:12:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:12:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:12:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:12:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:12:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:12:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:12:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:12:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:12:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:12:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:12:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:12:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:12:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:12:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:12:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:12:12,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:12:12,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:12:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:12:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:12:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:12:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:12:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:12:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:12:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:12:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:12:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:12:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:12:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:12:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:12:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:12:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:12:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:12:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:12:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:12:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:12:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:12:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:12:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:12:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:12:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:12:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:12:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:12:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:12:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:12:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:12:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:12:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:12:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:12:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:12:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:12:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:12:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:12:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:12:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:12:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:12:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:12:14,222 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:12:14,222 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:12:14,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:12:14 BoogieIcfgContainer [2019-09-20 15:12:14,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:12:14,224 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:12:14,225 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:12:14,225 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:12:14,226 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,227 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 [2019-09-20 15:12:14,255 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:12:14,256 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:12:14,267 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:12:14,286 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:12:14,288 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:12:26,343 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:12:26,371 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:12:26,413 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:12:26,418 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:12:28,571 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 26 for LOIs [2019-09-20 15:12:28,592 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 28 for LOIs [2019-09-20 15:12:28,602 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-20 15:12:28,604 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-20 15:12:28,605 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:12:28,605 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:12:28,608 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1251#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:12:28,623 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:12:28,624 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:12:28,627 INFO L168 Benchmark]: Toolchain (without parser) took 17152.73 ms. Allocated memory was 129.5 MB in the beginning and 356.5 MB in the end (delta: 227.0 MB). Free memory was 84.0 MB in the beginning and 208.4 MB in the end (delta: -124.4 MB). Peak memory consumption was 102.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,628 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.78 ms. Allocated memory was 129.5 MB in the beginning and 198.2 MB in the end (delta: 68.7 MB). Free memory was 83.7 MB in the beginning and 161.6 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,632 INFO L168 Benchmark]: Boogie Preprocessor took 97.18 ms. Allocated memory is still 198.2 MB. Free memory was 161.6 MB in the beginning and 157.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,638 INFO L168 Benchmark]: RCFGBuilder took 1936.88 ms. Allocated memory was 198.2 MB in the beginning and 215.5 MB in the end (delta: 17.3 MB). Free memory was 157.6 MB in the beginning and 133.8 MB in the end (delta: 23.8 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,638 INFO L168 Benchmark]: Sifa took 14399.30 ms. Allocated memory was 215.5 MB in the beginning and 356.5 MB in the end (delta: 141.0 MB). Free memory was 133.8 MB in the beginning and 208.4 MB in the end (delta: -74.6 MB). Peak memory consumption was 66.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,652 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 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 712.78 ms. Allocated memory was 129.5 MB in the beginning and 198.2 MB in the end (delta: 68.7 MB). Free memory was 83.7 MB in the beginning and 161.6 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.18 ms. Allocated memory is still 198.2 MB. Free memory was 161.6 MB in the beginning and 157.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1936.88 ms. Allocated memory was 198.2 MB in the beginning and 215.5 MB in the end (delta: 17.3 MB). Free memory was 157.6 MB in the beginning and 133.8 MB in the end (delta: 23.8 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. * Sifa took 14399.30 ms. Allocated memory was 215.5 MB in the beginning and 356.5 MB in the end (delta: 141.0 MB). Free memory was 133.8 MB in the beginning and 208.4 MB in the end (delta: -74.6 MB). Peak memory consumption was 66.4 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]: 14352, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 649, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 449, TOOLS_POST_TIME[ms]: 12416, TOOLS_POST_CALL_APPLICATIONS: 158, TOOLS_POST_CALL_TIME[ms]: 628, TOOLS_POST_RETURN_APPLICATIONS: 149, TOOLS_POST_RETURN_TIME[ms]: 351, TOOLS_QUANTIFIERELIM_APPLICATIONS: 756, TOOLS_QUANTIFIERELIM_TIME[ms]: 13114, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11965, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 676, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 204, DOMAIN_JOIN_TIME[ms]: 68, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 9, DOMAIN_ISSUBSETEQ_APPLICATIONS: 27, DOMAIN_ISSUBSETEQ_TIME[ms]: 146, DOMAIN_ISBOTTOM_APPLICATIONS: 116, DOMAIN_ISBOTTOM_TIME[ms]: 512, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1766, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1765, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 27, CALL_SUMMARIZER_APPLICATIONS: 149, CALL_SUMMARIZER_CACHE_MISSES: 32, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12127, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12125, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 639, DAG_COMPRESSION_RETAINED_NODES: 346 - UnprovableResult [Line: 686]: 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 1251#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...