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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:22:07,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:22:07,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:22:07,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:22:07,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:22:07,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:22:07,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:22:07,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:22:07,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:22:07,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:22:07,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:22:07,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:22:07,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:22:07,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:22:07,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:22:07,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:22:07,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:22:07,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:22:07,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:22:07,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:22:07,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:22:07,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:22:07,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:22:07,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:22:07,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:22:07,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:22:07,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:22:07,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:22:07,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:22:07,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:22:07,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:22:07,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:22:07,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:22:07,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:22:07,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:22:07,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:22:07,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:22:07,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:22:07,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:22:07,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:22:07,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:22:07,526 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 [2019-09-19 23:22:07,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:22:07,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:22:07,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:22:07,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:22:07,542 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:22:07,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:22:07,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:22:07,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:22:07,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:22:07,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:22:07,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:22:07,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:22:07,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:22:07,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:22:07,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:22:07,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:22:07,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:22:07,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:22:07,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:22:07,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:22:07,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:22:07,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:22:07,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:22:07,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:22:07,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:22:07,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:22:07,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:22:07,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:22:07,547 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:22:07,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:22:07,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:22:07,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:22:07,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:22:07,596 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:22:07,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c [2019-09-19 23:22:07,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/241709aaa/1261494d8ceb463fa0435b14ac61ad55/FLAGc09ab1814 [2019-09-19 23:22:08,192 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:22:08,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c [2019-09-19 23:22:08,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/241709aaa/1261494d8ceb463fa0435b14ac61ad55/FLAGc09ab1814 [2019-09-19 23:22:08,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/241709aaa/1261494d8ceb463fa0435b14ac61ad55 [2019-09-19 23:22:08,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:22:08,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:22:08,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:22:08,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:22:08,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:22:08,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:22:08" (1/1) ... [2019-09-19 23:22:08,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b5e55f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:08, skipping insertion in model container [2019-09-19 23:22:08,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:22:08" (1/1) ... [2019-09-19 23:22:08,535 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:22:08,598 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:22:09,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:22:09,107 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:22:09,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:22:09,237 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:22:09,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09 WrapperNode [2019-09-19 23:22:09,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:22:09,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:22:09,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:22:09,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:22:09,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (1/1) ... [2019-09-19 23:22:09,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (1/1) ... [2019-09-19 23:22:09,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (1/1) ... [2019-09-19 23:22:09,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (1/1) ... [2019-09-19 23:22:09,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (1/1) ... [2019-09-19 23:22:09,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (1/1) ... [2019-09-19 23:22:09,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (1/1) ... [2019-09-19 23:22:09,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:22:09,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:22:09,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:22:09,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:22:09,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:22:09" (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 [2019-09-19 23:22:09,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:22:09,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:22:09,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:22:09,390 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:22:09,390 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:22:09,390 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:22:09,390 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:22:09,391 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:22:09,391 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:22:09,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:22:09,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:22:09,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:22:09,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:22:09,392 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:22:09,392 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:22:09,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-19 23:22:09,392 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:22:09,392 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:22:09,392 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:22:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:22:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:22:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:22:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:22:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:22:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:22:09,395 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:22:09,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:22:09,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:22:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:22:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:22:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:22:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:22:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:22:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:22:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:22:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:22:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:22:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:22:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:22:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:22:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:22:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-19 23:22:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:22:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:22:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:22:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:22:09,399 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:22:09,399 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:22:09,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:22:09,399 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:22:09,399 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:22:09,399 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:22:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:22:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:22:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:22:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:22:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:22:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:22:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:22:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:22:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:22:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:22:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:22:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:22:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:22:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:22:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:22:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:22:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:22:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:22:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:22:09,404 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:22:09,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:22:09,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:22:09,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:22:10,978 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:22:10,979 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:22:10,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:22:10 BoogieIcfgContainer [2019-09-19 23:22:10,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:22:10,981 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:22:10,981 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:22:10,981 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:22:10,982 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:22:10" (1/1) ... [2019-09-19 23:22:10,983 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:22:11,008 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:22:11,008 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:22:11,021 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:22:11,036 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:22:11,037 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:22:29,902 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:22:31,722 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:22:35,619 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:22:37,492 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:22:39,267 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:22:39,283 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 23:22:39,333 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 23:22:39,339 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 23:22:50,541 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 23:22:55,977 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 23:23:13,436 WARN L191 SmtUtils]: Spent 17.39 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-19 23:23:22,059 WARN L191 SmtUtils]: Spent 8.62 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:23:33,640 WARN L191 SmtUtils]: Spent 10.57 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-19 23:23:38,855 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:23:52,684 WARN L191 SmtUtils]: Spent 13.81 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-19 23:23:59,621 WARN L191 SmtUtils]: Spent 6.94 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 23:24:17,334 WARN L191 SmtUtils]: Spent 17.68 s on a formula simplification. DAG size of input: 468 DAG size of output: 468 [2019-09-19 23:24:26,160 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:25:06,059 WARN L191 SmtUtils]: Spent 39.85 s on a formula simplification. DAG size of input: 482 DAG size of output: 476 [2019-09-19 23:25:18,312 WARN L191 SmtUtils]: Spent 12.25 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-19 23:25:29,495 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 23:25:34,972 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:25:49,114 WARN L191 SmtUtils]: Spent 14.12 s on a formula simplification. DAG size of input: 468 DAG size of output: 460 [2019-09-19 23:25:56,210 WARN L191 SmtUtils]: Spent 7.09 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 23:26:14,164 WARN L191 SmtUtils]: Spent 17.90 s on a formula simplification. DAG size of input: 471 DAG size of output: 471 [2019-09-19 23:26:23,108 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 23:27:07,107 WARN L191 SmtUtils]: Spent 43.91 s on a formula simplification. DAG size of input: 486 DAG size of output: 477 [2019-09-19 23:27:19,387 WARN L191 SmtUtils]: Spent 12.28 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-19 23:27:35,675 WARN L191 SmtUtils]: Spent 16.20 s on a formula simplification. DAG size of input: 464 DAG size of output: 454 [2019-09-19 23:27:41,061 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:27:59,222 WARN L191 SmtUtils]: Spent 18.01 s on a formula simplification. DAG size of input: 471 DAG size of output: 471 [2019-09-19 23:28:08,193 WARN L191 SmtUtils]: Spent 8.97 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 23:28:26,226 WARN L191 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 471 DAG size of output: 471 [2019-09-19 23:28:35,210 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 23:29:03,624 WARN L191 SmtUtils]: Spent 28.35 s on a formula simplification. DAG size of input: 486 DAG size of output: 477 [2019-09-19 23:29:15,962 WARN L191 SmtUtils]: Spent 12.34 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-19 23:29:17,679 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 480 DAG size of output: 1 [2019-09-19 23:29:45,796 WARN L191 SmtUtils]: Spent 28.06 s on a formula simplification. DAG size of input: 486 DAG size of output: 477 [2019-09-19 23:29:58,107 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-19 23:29:58,151 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 23:29:58,153 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 436 for LOIs [2019-09-19 23:30:08,251 WARN L191 SmtUtils]: Spent 10.02 s on a formula simplification. DAG size of input: 441 DAG size of output: 425 [2019-09-19 23:30:13,174 WARN L191 SmtUtils]: Spent 4.92 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 23:30:26,700 WARN L191 SmtUtils]: Spent 13.50 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-19 23:30:33,387 WARN L191 SmtUtils]: Spent 6.69 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 23:30:46,738 WARN L191 SmtUtils]: Spent 13.35 s on a formula simplification. DAG size of input: 446 DAG size of output: 433 [2019-09-19 23:30:53,516 WARN L191 SmtUtils]: Spent 6.78 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 23:30:53,520 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 421 for LOIs [2019-09-19 23:30:53,555 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 434 for LOIs [2019-09-19 23:30:58,826 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 434 DAG size of output: 423 [2019-09-19 23:31:00,527 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 423 [2019-09-19 23:31:00,528 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:31:00,528 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:31:00,531 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 393#(and (and (= 79 (select (select |#memory_int| |#t~string8.base|) |#t~string8.offset|)) (= 13 (select |#length| |#t~string4.base|)) (= (select |#length| |#t~string37.base|) 2) (= (select |#length| |#t~string14.base|) 4) (= (select |#valid| |#t~string57.base|) 1) (= |#t~string62.offset| 0) (= 58 (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 5))) (= 0 |#t~string69.offset|) (not (= |#t~string68.base| |#t~string71.base|)) (= (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 3)) 84) (< |#t~string67.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string18.base|) (+ |#t~string18.offset| 1)) 0) (= 67 (select (select |#memory_int| |#t~string33.base|) |#t~string33.offset|)) (= 80 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 1))) (< |#t~string59.base| |#StackHeapBarrier|) (= 0 |#t~string8.offset|) (= |#t~string71.offset| 0) (< |#t~string14.base| |#StackHeapBarrier|) (not (= |#t~string57.base| |#t~string69.base|)) (= (select |#length| |#t~string35.base|) 3) (< |#t~string18.base| |#StackHeapBarrier|) (not (= |#t~string14.base| |#t~string8.base|)) (= (select (select |#memory_int| |#t~string14.base|) (+ |#t~string14.offset| 2)) 102) (< |#t~string69.base| |#StackHeapBarrier|) (= 3 (select |#length| |#t~string6.base|)) (= 1 (select |#valid| |#t~string67.base|)) (= 1 ~systemActive~0) (= 3 (select |#length| |#t~string12.base|)) (= 3 (select |#length| |#t~string16.base|)) (< |#t~string10.base| |#StackHeapBarrier|) (not (= |#t~string58.base| |#t~string61.base|)) (= 0 |#t~string61.offset|) (= (select |#length| |#t~string58.base|) 9) (= 21 (select |#length| |#t~string62.base|)) (= 0 |#t~string33.offset|) (= 102 (select (select |#memory_int| |#t~string8.base|) (+ |#t~string8.offset| 1))) (= 0 |#NULL.base|) (< |#t~string57.base| |#StackHeapBarrier|) (not (= |#t~string67.base| |#t~string70.base|)) (= (select (select |#memory_int| |#t~string12.base|) (+ |#t~string12.offset| 2)) 0) (= 1 (select |#valid| |#t~string14.base|)) (< |#t~string8.base| |#StackHeapBarrier|) (= 0 |#t~string70.offset|) (= |#t~string67.offset| 0) (= 0 |#t~string31.offset|) (= |#t~string14.offset| 0) (= 104 (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 4))) (= (select |#valid| |#t~string12.base|) 1) (= 1 (select |#valid| |#t~string59.base|)) (= 0 |#t~string58.offset|) (= ~head~0.base 0) (= (select |#length| |#t~string33.base|) 5) (= (select |#length| |#t~string59.base|) 21) (= ~cleanupTimeShifts~0 4) (= 25 (select |#length| |#t~string71.base|)) (= 44 (select (select |#memory_int| |#t~string10.base|) |#t~string10.offset|)) (= 1 (select |#valid| |#t~string33.base|)) (= 2 (select |#length| |#t~string18.base|)) (< |#t~string70.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string18.base|)) (< |#t~string33.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 3)) 109) (< |#t~string29.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string62.base|) 1) (= (select |#valid| |#t~string60.base|) 1) (= 7 (select |#length| |#t~string10.base|)) (= 110 (select (select |#memory_int| |#t~string6.base|) (+ |#t~string6.offset| 1))) (= (select (select |#memory_int| |#t~string8.base|) (+ |#t~string8.offset| 3)) 0) (= 0 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 6))) (= |#NULL.offset| 0) (= 0 |#t~string68.offset|) (= (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 1)) 77) (= 112 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 4))) (= (select (select |#memory_int| |#t~string37.base|) |#t~string37.offset|) 41) (not (= |#t~string57.base| |#t~string66.base|)) (= 0 |#t~string57.offset|) (= 41 (select (select |#memory_int| |#t~string16.base|) |#t~string16.offset|)) (not (= |#t~string61.base| |#t~string70.base|)) (= 73 (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 2))) (< |#t~string71.base| |#StackHeapBarrier|) (< |#t~string16.base| |#StackHeapBarrier|) (< |#t~string12.base| |#StackHeapBarrier|) (not (= |#t~string60.base| |#t~string69.base|)) (= 1 (select |#valid| |#t~string8.base|)) (= (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 3)) 116) (= (select |#valid| |#t~string68.base|) 1) (= 1 (select |#valid| |#t~string4.base|)) (= |#t~string10.offset| 0) (< |#t~string37.base| |#StackHeapBarrier|) (= 4 (select |#length| |#t~string8.base|)) (not (= |#t~string4.base| |#t~string29.base|)) (= (select |#valid| |#t~string71.base|) 1) (= |#t~string12.offset| 0) (= (select |#valid| |#t~string29.base|) 1) (= 30 (select |#length| |#t~string60.base|)) (not (= |#t~string60.base| |#t~string66.base|)) (= 13 (select |#length| |#t~string29.base|)) (= 0 |#t~string16.offset|) (= (select (select |#memory_int| |#t~string12.base|) (+ |#t~string12.offset| 1)) 110) (= (select (select |#memory_int| |#t~string37.base|) (+ |#t~string37.offset| 1)) 0) (= 82 (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 1))) (not (= |#t~string12.base| |#t~string6.base|)) (= (select (select |#memory_int| |#t~string35.base|) (+ |#t~string35.offset| 1)) 75) (< |#t~string61.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string61.base|)) (< |#t~string66.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string66.base|) 1) (= 79 (select (select |#memory_int| |#t~string14.base|) |#t~string14.offset|)) (= (select (select |#memory_int| |#t~string35.base|) (+ |#t~string35.offset| 2)) 0) (= 9 (select |#length| |#t~string61.base|)) (= 0 |#t~string35.offset|) (= ~head~0.offset 0) (= (select |#length| |#t~string57.base|) 30) (< |#t~string68.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string69.base|) 1) (= (select |#valid| |#t~string37.base|) 1) (= (select (select |#memory_int| |#t~string12.base|) |#t~string12.offset|) 79) (= 0 (select |#valid| 0)) (= 0 |#t~string18.offset|) (= 0 |#t~string66.offset|) (= 1 (select |#valid| |#t~string31.base|)) (not (= |#t~string59.base| |#t~string62.base|)) (= 79 (select (select |#memory_int| |#t~string6.base|) |#t~string6.offset|)) (= (select |#valid| |#t~string6.base|) 1) (= (select |#length| |#t~string31.base|) 7) (= (select |#length| |#t~string69.base|) 30) (< |#t~string62.base| |#StackHeapBarrier|) (not (= |#t~string58.base| |#t~string70.base|)) (< |#t~string4.base| |#StackHeapBarrier|) (= 58 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 5))) (= (select (select |#memory_int| |#t~string8.base|) (+ |#t~string8.offset| 2)) 102) (not (= |#t~string66.base| |#t~string69.base|)) (= 1 (select |#valid| |#t~string35.base|)) (= (select |#valid| |#t~string10.base|) 1) (= (select (select |#memory_int| |#t~string14.base|) (+ |#t~string14.offset| 1)) 102) (= (select (select |#memory_int| |#t~string35.base|) |#t~string35.offset|) 79) (= (select (select |#memory_int| |#t~string18.base|) |#t~string18.offset|) 10) (= 9 (select |#length| |#t~string70.base|)) (= |#t~string59.offset| 0) (= (select (select |#memory_int| |#t~string16.base|) (+ |#t~string16.offset| 1)) 32) (= 0 |#t~string4.offset|) (= (select (select |#memory_int| |#t~string31.base|) |#t~string31.offset|) 44) (= 0 |#t~string29.offset|) (= 9 (select |#length| |#t~string67.base|)) (= 0 |#t~string6.offset|) (not (= |#t~string58.base| |#t~string67.base|)) (< |#t~string58.base| |#StackHeapBarrier|) (< |#t~string31.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 2)) 101) (< |#t~string60.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string16.base|) (+ |#t~string16.offset| 2)) 0) (not (= |#t~string57.base| |#t~string60.base|)) (= 0 (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 6))) (= (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 2)) 117) (< |#t~string35.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string16.base|)) (not (= |#t~string61.base| |#t~string67.base|)) (= |#t~string60.offset| 0) (< |#t~string6.base| |#StackHeapBarrier|) (= 25 (select |#length| |#t~string68.base|)) (= |#t~string37.offset| 0) (= 1 (select |#valid| |#t~string70.base|)) (= 30 (select |#length| |#t~string66.base|)) (= (select (select |#memory_int| |#t~string14.base|) (+ |#t~string14.offset| 3)) 0) (= (select (select |#memory_int| |#t~string6.base|) (+ |#t~string6.offset| 2)) 0) (= (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 4)) 0) (= (select |#valid| |#t~string58.base|) 1)) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-19 23:31:00,557 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:31:00,557 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:31:00,559 INFO L168 Benchmark]: Toolchain (without parser) took 532039.67 ms. Allocated memory was 135.3 MB in the beginning and 154.7 MB in the end (delta: 19.4 MB). Free memory was 90.3 MB in the beginning and 71.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. [2019-09-19 23:31:00,560 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:31:00,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.86 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 90.1 MB in the beginning and 165.3 MB in the end (delta: -75.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-09-19 23:31:00,565 INFO L168 Benchmark]: Boogie Preprocessor took 81.88 ms. Allocated memory is still 201.3 MB. Free memory was 165.3 MB in the beginning and 161.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:31:00,567 INFO L168 Benchmark]: RCFGBuilder took 1659.63 ms. Allocated memory was 201.3 MB in the beginning and 230.7 MB in the end (delta: 29.4 MB). Free memory was 161.2 MB in the beginning and 142.4 MB in the end (delta: 18.7 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:31:00,568 INFO L168 Benchmark]: Sifa took 529576.46 ms. Allocated memory was 230.7 MB in the beginning and 154.7 MB in the end (delta: -76.0 MB). Free memory was 142.4 MB in the beginning and 71.5 MB in the end (delta: 70.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:31:00,574 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 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 717.86 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 90.1 MB in the beginning and 165.3 MB in the end (delta: -75.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.88 ms. Allocated memory is still 201.3 MB. Free memory was 165.3 MB in the beginning and 161.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1659.63 ms. Allocated memory was 201.3 MB in the beginning and 230.7 MB in the end (delta: 29.4 MB). Free memory was 161.2 MB in the beginning and 142.4 MB in the end (delta: 18.7 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * Sifa took 529576.46 ms. Allocated memory was 230.7 MB in the beginning and 154.7 MB in the end (delta: -76.0 MB). Free memory was 142.4 MB in the beginning and 71.5 MB in the end (delta: 70.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 529523, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 206, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME[ms]: 24721, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 358, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 179, TOOLS_QUANTIFIERELIM_APPLICATIONS: 249, TOOLS_QUANTIFIERELIM_TIME[ms]: 25129, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24494, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 209, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 64, DOMAIN_JOIN_TIME[ms]: 461636, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 41963, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 46, DOMAIN_ISBOTTOM_APPLICATIONS: 35, DOMAIN_ISBOTTOM_TIME[ms]: 471, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 301658, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 301657, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29192, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29191, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 361, DAG_COMPRESSION_RETAINED_NODES: 201 - UnprovableResult [Line: 959]: 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 393#(and (and (= 79 (select (select |#memory_int| |#t~string8.base|) |#t~string8.offset|)) (= 13 (select |#length| |#t~string4.base|)) (= (select |#length| |#t~string37.base|) 2) (= (select |#length| |#t~string14.base|) 4) (= (select |#valid| |#t~string57.base|) 1) (= |#t~string62.offset| 0) (= 58 (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 5))) (= 0 |#t~string69.offset|) (not (= |#t~string68.base| |#t~string71.base|)) (= (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 3)) 84) (< |#t~string67.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string18.base|) (+ |#t~string18.offset| 1)) 0) (= 67 (select (select |#memory_int| |#t~string33.base|) |#t~string33.offset|)) (= 80 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 1))) (< |#t~string59.base| |#StackHeapBarrier|) (= 0 |#t~string8.offset|) (= |#t~string71.offset| 0) (< |#t~string14.base| |#StackHeapBarrier|) (not (= |#t~string57.base| |#t~string69.base|)) (= (select |#length| |#t~string35.base|) 3) (< |#t~string18.base| |#StackHeapBarrier|) (not (= |#t~string14.base| |#t~string8.base|)) (= (select (select |#memory_int| |#t~string14.base|) (+ |#t~string14.offset| 2)) 102) (< |#t~string69.base| |#StackHeapBarrier|) (= 3 (select |#length| |#t~string6.base|)) (= 1 (select |#valid| |#t~string67.base|)) (= 1 ~systemActive~0) (= 3 (select |#length| |#t~string12.base|)) (= 3 (select |#length| |#t~string16.base|)) (< |#t~string10.base| |#StackHeapBarrier|) (not (= |#t~string58.base| |#t~string61.base|)) (= 0 |#t~string61.offset|) (= (select |#length| |#t~string58.base|) 9) (= 21 (select |#length| |#t~string62.base|)) (= 0 |#t~string33.offset|) (= 102 (select (select |#memory_int| |#t~string8.base|) (+ |#t~string8.offset| 1))) (= 0 |#NULL.base|) (< |#t~string57.base| |#StackHeapBarrier|) (not (= |#t~string67.base| |#t~string70.base|)) (= (select (select |#memory_int| |#t~string12.base|) (+ |#t~string12.offset| 2)) 0) (= 1 (select |#valid| |#t~string14.base|)) (< |#t~string8.base| |#StackHeapBarrier|) (= 0 |#t~string70.offset|) (= |#t~string67.offset| 0) (= 0 |#t~string31.offset|) (= |#t~string14.offset| 0) (= 104 (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 4))) (= (select |#valid| |#t~string12.base|) 1) (= 1 (select |#valid| |#t~string59.base|)) (= 0 |#t~string58.offset|) (= ~head~0.base 0) (= (select |#length| |#t~string33.base|) 5) (= (select |#length| |#t~string59.base|) 21) (= ~cleanupTimeShifts~0 4) (= 25 (select |#length| |#t~string71.base|)) (= 44 (select (select |#memory_int| |#t~string10.base|) |#t~string10.offset|)) (= 1 (select |#valid| |#t~string33.base|)) (= 2 (select |#length| |#t~string18.base|)) (< |#t~string70.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string18.base|)) (< |#t~string33.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 3)) 109) (< |#t~string29.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string62.base|) 1) (= (select |#valid| |#t~string60.base|) 1) (= 7 (select |#length| |#t~string10.base|)) (= 110 (select (select |#memory_int| |#t~string6.base|) (+ |#t~string6.offset| 1))) (= (select (select |#memory_int| |#t~string8.base|) (+ |#t~string8.offset| 3)) 0) (= 0 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 6))) (= |#NULL.offset| 0) (= 0 |#t~string68.offset|) (= (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 1)) 77) (= 112 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 4))) (= (select (select |#memory_int| |#t~string37.base|) |#t~string37.offset|) 41) (not (= |#t~string57.base| |#t~string66.base|)) (= 0 |#t~string57.offset|) (= 41 (select (select |#memory_int| |#t~string16.base|) |#t~string16.offset|)) (not (= |#t~string61.base| |#t~string70.base|)) (= 73 (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 2))) (< |#t~string71.base| |#StackHeapBarrier|) (< |#t~string16.base| |#StackHeapBarrier|) (< |#t~string12.base| |#StackHeapBarrier|) (not (= |#t~string60.base| |#t~string69.base|)) (= 1 (select |#valid| |#t~string8.base|)) (= (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 3)) 116) (= (select |#valid| |#t~string68.base|) 1) (= 1 (select |#valid| |#t~string4.base|)) (= |#t~string10.offset| 0) (< |#t~string37.base| |#StackHeapBarrier|) (= 4 (select |#length| |#t~string8.base|)) (not (= |#t~string4.base| |#t~string29.base|)) (= (select |#valid| |#t~string71.base|) 1) (= |#t~string12.offset| 0) (= (select |#valid| |#t~string29.base|) 1) (= 30 (select |#length| |#t~string60.base|)) (not (= |#t~string60.base| |#t~string66.base|)) (= 13 (select |#length| |#t~string29.base|)) (= 0 |#t~string16.offset|) (= (select (select |#memory_int| |#t~string12.base|) (+ |#t~string12.offset| 1)) 110) (= (select (select |#memory_int| |#t~string37.base|) (+ |#t~string37.offset| 1)) 0) (= 82 (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 1))) (not (= |#t~string12.base| |#t~string6.base|)) (= (select (select |#memory_int| |#t~string35.base|) (+ |#t~string35.offset| 1)) 75) (< |#t~string61.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string61.base|)) (< |#t~string66.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string66.base|) 1) (= 79 (select (select |#memory_int| |#t~string14.base|) |#t~string14.offset|)) (= (select (select |#memory_int| |#t~string35.base|) (+ |#t~string35.offset| 2)) 0) (= 9 (select |#length| |#t~string61.base|)) (= 0 |#t~string35.offset|) (= ~head~0.offset 0) (= (select |#length| |#t~string57.base|) 30) (< |#t~string68.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string69.base|) 1) (= (select |#valid| |#t~string37.base|) 1) (= (select (select |#memory_int| |#t~string12.base|) |#t~string12.offset|) 79) (= 0 (select |#valid| 0)) (= 0 |#t~string18.offset|) (= 0 |#t~string66.offset|) (= 1 (select |#valid| |#t~string31.base|)) (not (= |#t~string59.base| |#t~string62.base|)) (= 79 (select (select |#memory_int| |#t~string6.base|) |#t~string6.offset|)) (= (select |#valid| |#t~string6.base|) 1) (= (select |#length| |#t~string31.base|) 7) (= (select |#length| |#t~string69.base|) 30) (< |#t~string62.base| |#StackHeapBarrier|) (not (= |#t~string58.base| |#t~string70.base|)) (< |#t~string4.base| |#StackHeapBarrier|) (= 58 (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 5))) (= (select (select |#memory_int| |#t~string8.base|) (+ |#t~string8.offset| 2)) 102) (not (= |#t~string66.base| |#t~string69.base|)) (= 1 (select |#valid| |#t~string35.base|)) (= (select |#valid| |#t~string10.base|) 1) (= (select (select |#memory_int| |#t~string14.base|) (+ |#t~string14.offset| 1)) 102) (= (select (select |#memory_int| |#t~string35.base|) |#t~string35.offset|) 79) (= (select (select |#memory_int| |#t~string18.base|) |#t~string18.offset|) 10) (= 9 (select |#length| |#t~string70.base|)) (= |#t~string59.offset| 0) (= (select (select |#memory_int| |#t~string16.base|) (+ |#t~string16.offset| 1)) 32) (= 0 |#t~string4.offset|) (= (select (select |#memory_int| |#t~string31.base|) |#t~string31.offset|) 44) (= 0 |#t~string29.offset|) (= 9 (select |#length| |#t~string67.base|)) (= 0 |#t~string6.offset|) (not (= |#t~string58.base| |#t~string67.base|)) (< |#t~string58.base| |#StackHeapBarrier|) (< |#t~string31.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 2)) 101) (< |#t~string60.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string16.base|) (+ |#t~string16.offset| 2)) 0) (not (= |#t~string57.base| |#t~string60.base|)) (= 0 (select (select |#memory_int| |#t~string31.base|) (+ |#t~string31.offset| 6))) (= (select (select |#memory_int| |#t~string10.base|) (+ |#t~string10.offset| 2)) 117) (< |#t~string35.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string16.base|)) (not (= |#t~string61.base| |#t~string67.base|)) (= |#t~string60.offset| 0) (< |#t~string6.base| |#StackHeapBarrier|) (= 25 (select |#length| |#t~string68.base|)) (= |#t~string37.offset| 0) (= 1 (select |#valid| |#t~string70.base|)) (= 30 (select |#length| |#t~string66.base|)) (= (select (select |#memory_int| |#t~string14.base|) (+ |#t~string14.offset| 3)) 0) (= (select (select |#memory_int| |#t~string6.base|) (+ |#t~string6.offset| 2)) 0) (= (select (select |#memory_int| |#t~string33.base|) (+ |#t~string33.offset| 4)) 0) (= (select |#valid| |#t~string58.base|) 1)) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...