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_spec2_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:52,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:52,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:52,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:52,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:52,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:52,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:52,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:52,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:52,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:52,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:52,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:52,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:52,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:52,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:52,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:52,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:52,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:52,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:52,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:52,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:52,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:52,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:52,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:52,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:52,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:52,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:52,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:52,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:52,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:52,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:52,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:52,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:52,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:52,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:52,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:52,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:52,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:52,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:52,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:52,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:52,467 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 15:50:52,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:52,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:52,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:52,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:52,490 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:52,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:52,490 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:52,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:52,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:52,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:52,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:52,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:52,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:52,492 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:52,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:52,493 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:52,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:52,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:52,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:52,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:52,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:52,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:52,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:52,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:52,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:52,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:52,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:52,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:52,497 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 [2019-09-20 15:50:52,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:52,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:52,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:52,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:52,572 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:52,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2019-09-20 15:50:52,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40c496329/01d1aaeea10542d880b7b17cf8fbb4fc/FLAGce43bdf11 [2019-09-20 15:50:53,091 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:53,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2019-09-20 15:50:53,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40c496329/01d1aaeea10542d880b7b17cf8fbb4fc/FLAGce43bdf11 [2019-09-20 15:50:53,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40c496329/01d1aaeea10542d880b7b17cf8fbb4fc [2019-09-20 15:50:53,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:53,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:53,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:53,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:53,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:53,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425f21cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53, skipping insertion in model container [2019-09-20 15:50:53,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,470 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:53,525 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:54,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:54,057 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:50:54,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:54,211 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:50:54,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54 WrapperNode [2019-09-20 15:50:54,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:54,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:50:54,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:50:54,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:50:54,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (1/1) ... [2019-09-20 15:50:54,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (1/1) ... [2019-09-20 15:50:54,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (1/1) ... [2019-09-20 15:50:54,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (1/1) ... [2019-09-20 15:50:54,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (1/1) ... [2019-09-20 15:50:54,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (1/1) ... [2019-09-20 15:50:54,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (1/1) ... [2019-09-20 15:50:54,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:50:54,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:50:54,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:50:54,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:50:54,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:54" (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 15:50:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:50:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:50:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:50:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:50:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:50:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:50:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:50:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:50:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:50:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:50:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:50:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:50:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:50:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:50:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:50:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:50:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:50:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:50:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:50:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:50:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:50:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:50:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:50:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:50:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:50:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:50:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:50:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:50:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:50:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:50:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:50:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:50:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:50:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:50:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:50:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:50:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:50:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:50:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:50:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:50:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:50:54,391 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:50:54,391 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:50:54,391 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:50:54,391 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:50:54,391 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:50:54,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:54,392 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:50:54,392 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:50:54,392 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:50:54,392 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:50:54,392 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:50:54,393 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:50:54,393 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:50:54,393 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:50:54,393 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:50:54,393 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:50:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:50:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:50:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:50:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:50:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:50:54,394 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:50:54,395 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:50:54,395 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:50:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:50:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:50:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:50:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:50:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:50:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:50:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:50:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:50:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:50:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:50:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:50:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:50:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:50:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:50:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:50:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:50:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:50:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:50:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:50:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:50:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:50:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:50:56,216 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:50:56,216 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:50:56,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:56 BoogieIcfgContainer [2019-09-20 15:50:56,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:50:56,219 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:50:56,219 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:50:56,219 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:50:56,220 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:56" (1/1) ... [2019-09-20 15:50:56,221 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 [2019-09-20 15:50:56,255 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:50:56,255 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:50:56,265 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:50:56,274 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:50:56,275 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:51:06,099 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:51:08,028 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:51:08,222 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:51:08,362 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:51:08,506 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:51:08,528 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:51:08,596 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:51:08,614 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:51:08,823 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:51:08,933 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:51:09,504 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:09,835 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:10,129 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:10,382 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:10,659 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:10,839 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:11,043 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:11,231 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:11,636 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:11,967 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:12,974 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:13,462 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:13,826 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:14,230 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:14,718 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:15,166 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:15,803 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:16,091 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:16,563 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:16,852 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:17,143 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:17,446 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:18,298 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:18,703 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:19,183 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:19,500 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:20,118 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:20,435 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:20,719 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:21,018 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:21,436 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-20 15:51:21,805 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-20 15:51:22,229 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:22,533 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:23,011 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:23,283 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:23,579 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-20 15:51:23,860 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:51:24,436 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:24,842 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:24,969 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:51:25,003 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:51:25,010 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 15:51:25,013 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:51:25,015 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:51:25,015 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:51:25,016 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 846#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-20 15:51:25,029 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:51:25,029 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:51:25,031 INFO L168 Benchmark]: Toolchain (without parser) took 31578.73 ms. Allocated memory was 133.7 MB in the beginning and 905.4 MB in the end (delta: 771.8 MB). Free memory was 87.3 MB in the beginning and 601.6 MB in the end (delta: -514.3 MB). Peak memory consumption was 257.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,032 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.29 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.1 MB in the beginning and 163.6 MB in the end (delta: -76.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,033 INFO L168 Benchmark]: Boogie Preprocessor took 88.33 ms. Allocated memory is still 200.3 MB. Free memory was 163.6 MB in the beginning and 159.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,034 INFO L168 Benchmark]: RCFGBuilder took 1917.14 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 159.3 MB in the beginning and 136.6 MB in the end (delta: 22.7 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,035 INFO L168 Benchmark]: Sifa took 28810.58 ms. Allocated memory was 226.0 MB in the beginning and 905.4 MB in the end (delta: 679.5 MB). Free memory was 136.6 MB in the beginning and 601.6 MB in the end (delta: -465.0 MB). Peak memory consumption was 214.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 758.29 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.1 MB in the beginning and 163.6 MB in the end (delta: -76.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.33 ms. Allocated memory is still 200.3 MB. Free memory was 163.6 MB in the beginning and 159.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1917.14 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 159.3 MB in the beginning and 136.6 MB in the end (delta: 22.7 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. * Sifa took 28810.58 ms. Allocated memory was 226.0 MB in the beginning and 905.4 MB in the end (delta: 679.5 MB). Free memory was 136.6 MB in the beginning and 601.6 MB in the end (delta: -465.0 MB). Peak memory consumption was 214.5 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]: 28762, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 410, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 278, TOOLS_POST_TIME[ms]: 12145, TOOLS_POST_CALL_APPLICATIONS: 113, TOOLS_POST_CALL_TIME[ms]: 406, TOOLS_POST_RETURN_APPLICATIONS: 104, TOOLS_POST_RETURN_TIME[ms]: 276, TOOLS_QUANTIFIERELIM_APPLICATIONS: 495, TOOLS_QUANTIFIERELIM_TIME[ms]: 12636, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11892, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 421, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 131, DOMAIN_JOIN_TIME[ms]: 15054, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 215, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 56, DOMAIN_ISBOTTOM_APPLICATIONS: 86, DOMAIN_ISBOTTOM_TIME[ms]: 423, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13673, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13672, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 104, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12385, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12384, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 561, DAG_COMPRESSION_RETAINED_NODES: 280 - UnprovableResult [Line: 150]: 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 846#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...