/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:20:50,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:20:50,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:20:50,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:20:50,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:20:50,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:20:50,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:20:50,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:20:50,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:20:50,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:20:50,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:20:50,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:20:50,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:20:50,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:20:50,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:20:50,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:20:50,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:20:50,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:20:50,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:20:50,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:20:50,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:20:50,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:20:50,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:20:50,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:20:50,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:20:50,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:20:50,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:20:50,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:20:50,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:20:50,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:20:50,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:20:50,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:20:50,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:20:50,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:20:50,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:20:50,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:20:50,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:20:50,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:20:50,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:20:50,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:20:50,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:20:50,395 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 [2020-07-17 21:20:50,409 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:20:50,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:20:50,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:20:50,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:20:50,411 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:20:50,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:20:50,411 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:20:50,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:20:50,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:20:50,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:20:50,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:20:50,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:20:50,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:20:50,412 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:20:50,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:20:50,413 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:20:50,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:20:50,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:20:50,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:20:50,414 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:20:50,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:20:50,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:20:50,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:20:50,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:20:50,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:20:50,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:20:50,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:20:50,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:20:50,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:20:50,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:20:50,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:20:50,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:20:50,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:20:50,761 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:20:50,761 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:20:50,762 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product12.cil.c [2020-07-17 21:20:50,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c666fe218/783f0e10331f4998b1c4ff12eb11858a/FLAGf7f0f0aae [2020-07-17 21:20:51,353 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:20:51,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product12.cil.c [2020-07-17 21:20:51,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c666fe218/783f0e10331f4998b1c4ff12eb11858a/FLAGf7f0f0aae [2020-07-17 21:20:51,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c666fe218/783f0e10331f4998b1c4ff12eb11858a [2020-07-17 21:20:51,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:20:51,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:20:51,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:20:51,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:20:51,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:20:51,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:20:51" (1/1) ... [2020-07-17 21:20:51,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec1a41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:51, skipping insertion in model container [2020-07-17 21:20:51,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:20:51" (1/1) ... [2020-07-17 21:20:51,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:20:51,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:20:52,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:20:52,233 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:20:52,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:20:52,400 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:20:52,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52 WrapperNode [2020-07-17 21:20:52,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:20:52,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:20:52,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:20:52,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:20:52,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (1/1) ... [2020-07-17 21:20:52,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (1/1) ... [2020-07-17 21:20:52,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (1/1) ... [2020-07-17 21:20:52,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (1/1) ... [2020-07-17 21:20:52,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (1/1) ... [2020-07-17 21:20:52,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (1/1) ... [2020-07-17 21:20:52,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (1/1) ... [2020-07-17 21:20:52,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:20:52,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:20:52,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:20:52,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:20:52,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (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 [2020-07-17 21:20:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:20:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:20:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:20:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:20:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:20:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:20:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:20:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-17 21:20:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:20:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:20:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:20:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:20:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:20:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:20:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:20:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:20:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:20:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:20:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:20:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:20:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:20:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:20:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:20:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:20:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:20:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:20:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:20:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:20:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:20:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:20:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:20:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:20:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:20:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:20:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:20:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:20:52,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:20:52,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:20:52,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:20:52,585 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:20:52,585 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:20:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:20:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:20:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:20:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:20:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:20:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:20:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:20:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:20:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:20:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:20:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:20:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:20:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:20:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:20:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:20:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:20:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:20:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-17 21:20:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:20:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:20:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:20:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:20:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:20:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:20:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:20:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:20:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:20:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:20:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:20:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:20:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:20:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:20:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:20:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:20:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:20:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:20:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:20:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:20:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:20:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:20:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:20:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:20:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:20:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:20:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:20:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:20:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:20:54,241 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:20:54,241 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:20:54,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:20:54 BoogieIcfgContainer [2020-07-17 21:20:54,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:20:54,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:20:54,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:20:54,252 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:20:54,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:20:51" (1/3) ... [2020-07-17 21:20:54,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e61bb66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:20:54, skipping insertion in model container [2020-07-17 21:20:54,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:52" (2/3) ... [2020-07-17 21:20:54,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e61bb66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:20:54, skipping insertion in model container [2020-07-17 21:20:54,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:20:54" (3/3) ... [2020-07-17 21:20:54,256 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product12.cil.c [2020-07-17 21:20:54,269 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:20:54,277 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:20:54,291 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:20:54,318 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:20:54,318 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:20:54,318 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:20:54,318 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:20:54,319 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:20:54,319 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:20:54,319 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:20:54,319 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:20:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states. [2020-07-17 21:20:54,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:20:54,356 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:20:54,358 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:20:54,358 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:20:54,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:20:54,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1715921214, now seen corresponding path program 1 times [2020-07-17 21:20:54,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:20:54,377 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453175888] [2020-07-17 21:20:54,377 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:20:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,199 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:20:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,313 INFO L280 TraceCheckUtils]: 0: Hoare triple {180#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {157#true} is VALID [2020-07-17 21:20:55,313 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,314 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {157#true} #476#return; {157#true} is VALID [2020-07-17 21:20:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,329 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,329 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {157#true} {157#true} #390#return; {157#true} is VALID [2020-07-17 21:20:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,334 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,334 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {157#true} {157#true} #392#return; {157#true} is VALID [2020-07-17 21:20:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,342 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {157#true} is VALID [2020-07-17 21:20:55,342 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,343 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {157#true} #394#return; {157#true} is VALID [2020-07-17 21:20:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,347 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,347 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {157#true} {157#true} #396#return; {157#true} is VALID [2020-07-17 21:20:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,353 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {157#true} is VALID [2020-07-17 21:20:55,353 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,354 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {158#false} #468#return; {158#false} is VALID [2020-07-17 21:20:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {157#true} is VALID [2020-07-17 21:20:55,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,364 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {158#false} #470#return; {158#false} is VALID [2020-07-17 21:20:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:55,371 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {157#true} is VALID [2020-07-17 21:20:55,371 INFO L280 TraceCheckUtils]: 1: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,372 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {157#true} {158#false} #472#return; {158#false} is VALID [2020-07-17 21:20:55,377 INFO L263 TraceCheckUtils]: 0: Hoare triple {157#true} call ULTIMATE.init(); {180#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:20:55,378 INFO L280 TraceCheckUtils]: 1: Hoare triple {180#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {157#true} is VALID [2020-07-17 21:20:55,378 INFO L280 TraceCheckUtils]: 2: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,378 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {157#true} {157#true} #476#return; {157#true} is VALID [2020-07-17 21:20:55,379 INFO L263 TraceCheckUtils]: 4: Hoare triple {157#true} call #t~ret72 := main(); {157#true} is VALID [2020-07-17 21:20:55,379 INFO L280 TraceCheckUtils]: 5: Hoare triple {157#true} havoc ~retValue_acc~9;havoc ~tmp~6; {157#true} is VALID [2020-07-17 21:20:55,379 INFO L263 TraceCheckUtils]: 6: Hoare triple {157#true} call select_helpers(); {157#true} is VALID [2020-07-17 21:20:55,380 INFO L280 TraceCheckUtils]: 7: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,380 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {157#true} {157#true} #390#return; {157#true} is VALID [2020-07-17 21:20:55,380 INFO L263 TraceCheckUtils]: 9: Hoare triple {157#true} call select_features(); {157#true} is VALID [2020-07-17 21:20:55,381 INFO L280 TraceCheckUtils]: 10: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,381 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {157#true} {157#true} #392#return; {157#true} is VALID [2020-07-17 21:20:55,381 INFO L263 TraceCheckUtils]: 12: Hoare triple {157#true} call #t~ret71 := valid_product(); {157#true} is VALID [2020-07-17 21:20:55,382 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {157#true} is VALID [2020-07-17 21:20:55,382 INFO L280 TraceCheckUtils]: 14: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,382 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {157#true} {157#true} #394#return; {157#true} is VALID [2020-07-17 21:20:55,383 INFO L280 TraceCheckUtils]: 16: Hoare triple {157#true} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {157#true} is VALID [2020-07-17 21:20:55,383 INFO L280 TraceCheckUtils]: 17: Hoare triple {157#true} assume 0 != ~tmp~6; {157#true} is VALID [2020-07-17 21:20:55,383 INFO L263 TraceCheckUtils]: 18: Hoare triple {157#true} call setup(); {157#true} is VALID [2020-07-17 21:20:55,384 INFO L280 TraceCheckUtils]: 19: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,384 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {157#true} {157#true} #396#return; {157#true} is VALID [2020-07-17 21:20:55,384 INFO L263 TraceCheckUtils]: 21: Hoare triple {157#true} call runTest(); {157#true} is VALID [2020-07-17 21:20:55,384 INFO L263 TraceCheckUtils]: 22: Hoare triple {157#true} call test(); {157#true} is VALID [2020-07-17 21:20:55,385 INFO L280 TraceCheckUtils]: 23: Hoare triple {157#true} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {157#true} is VALID [2020-07-17 21:20:55,386 INFO L280 TraceCheckUtils]: 24: Hoare triple {157#true} assume false; {158#false} is VALID [2020-07-17 21:20:55,387 INFO L263 TraceCheckUtils]: 25: Hoare triple {158#false} call cleanup(); {158#false} is VALID [2020-07-17 21:20:55,387 INFO L280 TraceCheckUtils]: 26: Hoare triple {158#false} havoc ~i~0;havoc ~__cil_tmp2~0; {158#false} is VALID [2020-07-17 21:20:55,387 INFO L263 TraceCheckUtils]: 27: Hoare triple {158#false} call timeShift(); {158#false} is VALID [2020-07-17 21:20:55,388 INFO L280 TraceCheckUtils]: 28: Hoare triple {158#false} assume !(0 != ~pumpRunning~0); {158#false} is VALID [2020-07-17 21:20:55,388 INFO L280 TraceCheckUtils]: 29: Hoare triple {158#false} assume !(0 != ~systemActive~0); {158#false} is VALID [2020-07-17 21:20:55,388 INFO L263 TraceCheckUtils]: 30: Hoare triple {158#false} call __utac_acc__Specification3_spec__1(); {158#false} is VALID [2020-07-17 21:20:55,389 INFO L280 TraceCheckUtils]: 31: Hoare triple {158#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {158#false} is VALID [2020-07-17 21:20:55,389 INFO L263 TraceCheckUtils]: 32: Hoare triple {158#false} call #t~ret0 := isMethaneLevelCritical(); {157#true} is VALID [2020-07-17 21:20:55,389 INFO L280 TraceCheckUtils]: 33: Hoare triple {157#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {157#true} is VALID [2020-07-17 21:20:55,390 INFO L280 TraceCheckUtils]: 34: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,390 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {157#true} {158#false} #468#return; {158#false} is VALID [2020-07-17 21:20:55,390 INFO L280 TraceCheckUtils]: 36: Hoare triple {158#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {158#false} is VALID [2020-07-17 21:20:55,391 INFO L280 TraceCheckUtils]: 37: Hoare triple {158#false} assume !(0 != ~tmp~0); {158#false} is VALID [2020-07-17 21:20:55,391 INFO L263 TraceCheckUtils]: 38: Hoare triple {158#false} call #t~ret1 := getWaterLevel(); {157#true} is VALID [2020-07-17 21:20:55,391 INFO L280 TraceCheckUtils]: 39: Hoare triple {157#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {157#true} is VALID [2020-07-17 21:20:55,392 INFO L280 TraceCheckUtils]: 40: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,392 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {157#true} {158#false} #470#return; {158#false} is VALID [2020-07-17 21:20:55,392 INFO L280 TraceCheckUtils]: 42: Hoare triple {158#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {158#false} is VALID [2020-07-17 21:20:55,393 INFO L280 TraceCheckUtils]: 43: Hoare triple {158#false} assume 2 == ~tmp___0~0; {158#false} is VALID [2020-07-17 21:20:55,393 INFO L263 TraceCheckUtils]: 44: Hoare triple {158#false} call #t~ret2 := isPumpRunning(); {157#true} is VALID [2020-07-17 21:20:55,393 INFO L280 TraceCheckUtils]: 45: Hoare triple {157#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {157#true} is VALID [2020-07-17 21:20:55,393 INFO L280 TraceCheckUtils]: 46: Hoare triple {157#true} assume true; {157#true} is VALID [2020-07-17 21:20:55,394 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {157#true} {158#false} #472#return; {158#false} is VALID [2020-07-17 21:20:55,394 INFO L280 TraceCheckUtils]: 48: Hoare triple {158#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {158#false} is VALID [2020-07-17 21:20:55,394 INFO L280 TraceCheckUtils]: 49: Hoare triple {158#false} assume !(0 != ~tmp___1~0); {158#false} is VALID [2020-07-17 21:20:55,395 INFO L263 TraceCheckUtils]: 50: Hoare triple {158#false} call __automaton_fail(); {158#false} is VALID [2020-07-17 21:20:55,395 INFO L280 TraceCheckUtils]: 51: Hoare triple {158#false} assume !false; {158#false} is VALID [2020-07-17 21:20:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:20:55,405 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453175888] [2020-07-17 21:20:55,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:20:55,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:20:55,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453352790] [2020-07-17 21:20:55,413 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:20:55,416 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:20:55,420 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:20:55,510 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:20:55,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:20:55,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:20:55,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:20:55,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:20:55,523 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 3 states. [2020-07-17 21:20:59,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:20:59,244 INFO L93 Difference]: Finished difference Result 240 states and 317 transitions. [2020-07-17 21:20:59,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:20:59,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:20:59,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:20:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:20:59,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 317 transitions. [2020-07-17 21:20:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:20:59,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 317 transitions. [2020-07-17 21:20:59,291 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 317 transitions. [2020-07-17 21:21:00,368 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 317 edges. 317 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:00,390 INFO L225 Difference]: With dead ends: 240 [2020-07-17 21:21:00,390 INFO L226 Difference]: Without dead ends: 131 [2020-07-17 21:21:00,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:00,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-17 21:21:01,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 100. [2020-07-17 21:21:01,412 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:01,413 INFO L82 GeneralOperation]: Start isEquivalent. First operand 131 states. Second operand 100 states. [2020-07-17 21:21:01,413 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 100 states. [2020-07-17 21:21:01,413 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 100 states. [2020-07-17 21:21:01,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:01,428 INFO L93 Difference]: Finished difference Result 131 states and 165 transitions. [2020-07-17 21:21:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2020-07-17 21:21:01,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:01,432 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:01,432 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 131 states. [2020-07-17 21:21:01,432 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 131 states. [2020-07-17 21:21:01,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:01,444 INFO L93 Difference]: Finished difference Result 131 states and 165 transitions. [2020-07-17 21:21:01,444 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2020-07-17 21:21:01,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:01,446 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:01,447 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:01,447 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:01,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-17 21:21:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2020-07-17 21:21:01,459 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 52 [2020-07-17 21:21:01,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:01,460 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2020-07-17 21:21:01,460 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:21:01,460 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2020-07-17 21:21:01,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:21:01,464 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:01,468 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:01,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:21:01,469 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:01,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:01,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1789709038, now seen corresponding path program 1 times [2020-07-17 21:21:01,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:01,470 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657012220] [2020-07-17 21:21:01,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:01,918 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,003 INFO L280 TraceCheckUtils]: 0: Hoare triple {949#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {925#true} is VALID [2020-07-17 21:21:02,004 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,004 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {925#true} #476#return; {925#true} is VALID [2020-07-17 21:21:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,008 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,008 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {925#true} {925#true} #390#return; {925#true} is VALID [2020-07-17 21:21:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,011 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,011 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {925#true} {925#true} #392#return; {925#true} is VALID [2020-07-17 21:21:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,015 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {925#true} is VALID [2020-07-17 21:21:02,016 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,016 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {925#true} #394#return; {925#true} is VALID [2020-07-17 21:21:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,021 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,022 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {925#true} {925#true} #396#return; {925#true} is VALID [2020-07-17 21:21:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,024 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {925#true} is VALID [2020-07-17 21:21:02,025 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,025 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {926#false} #468#return; {926#false} is VALID [2020-07-17 21:21:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,030 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {925#true} is VALID [2020-07-17 21:21:02,031 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,031 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {926#false} #470#return; {926#false} is VALID [2020-07-17 21:21:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:02,035 INFO L280 TraceCheckUtils]: 0: Hoare triple {925#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {925#true} is VALID [2020-07-17 21:21:02,035 INFO L280 TraceCheckUtils]: 1: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,035 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {925#true} {926#false} #472#return; {926#false} is VALID [2020-07-17 21:21:02,040 INFO L263 TraceCheckUtils]: 0: Hoare triple {925#true} call ULTIMATE.init(); {949#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:02,040 INFO L280 TraceCheckUtils]: 1: Hoare triple {949#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {925#true} is VALID [2020-07-17 21:21:02,041 INFO L280 TraceCheckUtils]: 2: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,041 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {925#true} {925#true} #476#return; {925#true} is VALID [2020-07-17 21:21:02,041 INFO L263 TraceCheckUtils]: 4: Hoare triple {925#true} call #t~ret72 := main(); {925#true} is VALID [2020-07-17 21:21:02,042 INFO L280 TraceCheckUtils]: 5: Hoare triple {925#true} havoc ~retValue_acc~9;havoc ~tmp~6; {925#true} is VALID [2020-07-17 21:21:02,042 INFO L263 TraceCheckUtils]: 6: Hoare triple {925#true} call select_helpers(); {925#true} is VALID [2020-07-17 21:21:02,042 INFO L280 TraceCheckUtils]: 7: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,042 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {925#true} {925#true} #390#return; {925#true} is VALID [2020-07-17 21:21:02,042 INFO L263 TraceCheckUtils]: 9: Hoare triple {925#true} call select_features(); {925#true} is VALID [2020-07-17 21:21:02,043 INFO L280 TraceCheckUtils]: 10: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,043 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {925#true} {925#true} #392#return; {925#true} is VALID [2020-07-17 21:21:02,043 INFO L263 TraceCheckUtils]: 12: Hoare triple {925#true} call #t~ret71 := valid_product(); {925#true} is VALID [2020-07-17 21:21:02,043 INFO L280 TraceCheckUtils]: 13: Hoare triple {925#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {925#true} is VALID [2020-07-17 21:21:02,043 INFO L280 TraceCheckUtils]: 14: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,044 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {925#true} {925#true} #394#return; {925#true} is VALID [2020-07-17 21:21:02,044 INFO L280 TraceCheckUtils]: 16: Hoare triple {925#true} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {925#true} is VALID [2020-07-17 21:21:02,044 INFO L280 TraceCheckUtils]: 17: Hoare triple {925#true} assume 0 != ~tmp~6; {925#true} is VALID [2020-07-17 21:21:02,044 INFO L263 TraceCheckUtils]: 18: Hoare triple {925#true} call setup(); {925#true} is VALID [2020-07-17 21:21:02,045 INFO L280 TraceCheckUtils]: 19: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,045 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {925#true} {925#true} #396#return; {925#true} is VALID [2020-07-17 21:21:02,045 INFO L263 TraceCheckUtils]: 21: Hoare triple {925#true} call runTest(); {925#true} is VALID [2020-07-17 21:21:02,046 INFO L263 TraceCheckUtils]: 22: Hoare triple {925#true} call test(); {925#true} is VALID [2020-07-17 21:21:02,046 INFO L280 TraceCheckUtils]: 23: Hoare triple {925#true} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {939#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:02,047 INFO L280 TraceCheckUtils]: 24: Hoare triple {939#(= 0 test_~splverifierCounter~0)} assume !false; {939#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:02,047 INFO L280 TraceCheckUtils]: 25: Hoare triple {939#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {926#false} is VALID [2020-07-17 21:21:02,048 INFO L263 TraceCheckUtils]: 26: Hoare triple {926#false} call cleanup(); {926#false} is VALID [2020-07-17 21:21:02,048 INFO L280 TraceCheckUtils]: 27: Hoare triple {926#false} havoc ~i~0;havoc ~__cil_tmp2~0; {926#false} is VALID [2020-07-17 21:21:02,048 INFO L263 TraceCheckUtils]: 28: Hoare triple {926#false} call timeShift(); {926#false} is VALID [2020-07-17 21:21:02,048 INFO L280 TraceCheckUtils]: 29: Hoare triple {926#false} assume !(0 != ~pumpRunning~0); {926#false} is VALID [2020-07-17 21:21:02,049 INFO L280 TraceCheckUtils]: 30: Hoare triple {926#false} assume !(0 != ~systemActive~0); {926#false} is VALID [2020-07-17 21:21:02,049 INFO L263 TraceCheckUtils]: 31: Hoare triple {926#false} call __utac_acc__Specification3_spec__1(); {926#false} is VALID [2020-07-17 21:21:02,049 INFO L280 TraceCheckUtils]: 32: Hoare triple {926#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {926#false} is VALID [2020-07-17 21:21:02,049 INFO L263 TraceCheckUtils]: 33: Hoare triple {926#false} call #t~ret0 := isMethaneLevelCritical(); {925#true} is VALID [2020-07-17 21:21:02,050 INFO L280 TraceCheckUtils]: 34: Hoare triple {925#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {925#true} is VALID [2020-07-17 21:21:02,050 INFO L280 TraceCheckUtils]: 35: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,050 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {925#true} {926#false} #468#return; {926#false} is VALID [2020-07-17 21:21:02,050 INFO L280 TraceCheckUtils]: 37: Hoare triple {926#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {926#false} is VALID [2020-07-17 21:21:02,051 INFO L280 TraceCheckUtils]: 38: Hoare triple {926#false} assume !(0 != ~tmp~0); {926#false} is VALID [2020-07-17 21:21:02,051 INFO L263 TraceCheckUtils]: 39: Hoare triple {926#false} call #t~ret1 := getWaterLevel(); {925#true} is VALID [2020-07-17 21:21:02,051 INFO L280 TraceCheckUtils]: 40: Hoare triple {925#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {925#true} is VALID [2020-07-17 21:21:02,051 INFO L280 TraceCheckUtils]: 41: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,052 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {925#true} {926#false} #470#return; {926#false} is VALID [2020-07-17 21:21:02,052 INFO L280 TraceCheckUtils]: 43: Hoare triple {926#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {926#false} is VALID [2020-07-17 21:21:02,052 INFO L280 TraceCheckUtils]: 44: Hoare triple {926#false} assume 2 == ~tmp___0~0; {926#false} is VALID [2020-07-17 21:21:02,052 INFO L263 TraceCheckUtils]: 45: Hoare triple {926#false} call #t~ret2 := isPumpRunning(); {925#true} is VALID [2020-07-17 21:21:02,053 INFO L280 TraceCheckUtils]: 46: Hoare triple {925#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {925#true} is VALID [2020-07-17 21:21:02,053 INFO L280 TraceCheckUtils]: 47: Hoare triple {925#true} assume true; {925#true} is VALID [2020-07-17 21:21:02,053 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {925#true} {926#false} #472#return; {926#false} is VALID [2020-07-17 21:21:02,053 INFO L280 TraceCheckUtils]: 49: Hoare triple {926#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {926#false} is VALID [2020-07-17 21:21:02,054 INFO L280 TraceCheckUtils]: 50: Hoare triple {926#false} assume !(0 != ~tmp___1~0); {926#false} is VALID [2020-07-17 21:21:02,054 INFO L263 TraceCheckUtils]: 51: Hoare triple {926#false} call __automaton_fail(); {926#false} is VALID [2020-07-17 21:21:02,054 INFO L280 TraceCheckUtils]: 52: Hoare triple {926#false} assume !false; {926#false} is VALID [2020-07-17 21:21:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:02,061 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657012220] [2020-07-17 21:21:02,062 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:02,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:21:02,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491452201] [2020-07-17 21:21:02,064 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:02,064 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:02,064 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:21:02,124 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:02,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:21:02,124 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:02,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:21:02,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:21:02,125 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand 4 states. [2020-07-17 21:21:03,331 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:05,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:05,787 INFO L93 Difference]: Finished difference Result 160 states and 194 transitions. [2020-07-17 21:21:05,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:21:05,787 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:05,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:05,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:05,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2020-07-17 21:21:05,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2020-07-17 21:21:05,800 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 194 transitions. [2020-07-17 21:21:06,511 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 194 edges. 194 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:06,517 INFO L225 Difference]: With dead ends: 160 [2020-07-17 21:21:06,517 INFO L226 Difference]: Without dead ends: 115 [2020-07-17 21:21:06,519 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:21:06,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-17 21:21:07,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-07-17 21:21:07,534 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:07,534 INFO L82 GeneralOperation]: Start isEquivalent. First operand 115 states. Second operand 91 states. [2020-07-17 21:21:07,534 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand 91 states. [2020-07-17 21:21:07,534 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 91 states. [2020-07-17 21:21:07,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:07,543 INFO L93 Difference]: Finished difference Result 115 states and 141 transitions. [2020-07-17 21:21:07,543 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 141 transitions. [2020-07-17 21:21:07,544 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:07,544 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:07,545 INFO L74 IsIncluded]: Start isIncluded. First operand 91 states. Second operand 115 states. [2020-07-17 21:21:07,545 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 115 states. [2020-07-17 21:21:07,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:07,552 INFO L93 Difference]: Finished difference Result 115 states and 141 transitions. [2020-07-17 21:21:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 141 transitions. [2020-07-17 21:21:07,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:07,553 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:07,553 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:07,553 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:07,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-07-17 21:21:07,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 103 transitions. [2020-07-17 21:21:07,558 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 103 transitions. Word has length 53 [2020-07-17 21:21:07,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:07,558 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 103 transitions. [2020-07-17 21:21:07,558 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:21:07,558 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2020-07-17 21:21:07,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:21:07,560 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:07,560 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:07,560 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:21:07,561 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:07,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:07,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1277285199, now seen corresponding path program 1 times [2020-07-17 21:21:07,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:07,562 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768682950] [2020-07-17 21:21:07,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:07,926 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,018 INFO L280 TraceCheckUtils]: 0: Hoare triple {1574#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,022 INFO L280 TraceCheckUtils]: 1: Hoare triple {1552#(= 1 ~systemActive~0)} assume true; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,025 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1552#(= 1 ~systemActive~0)} {1547#true} #476#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,032 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,033 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #390#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,038 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,038 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #392#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,110 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:08,111 INFO L280 TraceCheckUtils]: 1: Hoare triple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:08,112 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1552#(= 1 ~systemActive~0)} #394#return; {1560#(= |main_#t~ret71| ~systemActive~0)} is VALID [2020-07-17 21:21:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,120 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,121 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1547#true} {1562#(not (= 0 ~systemActive~0))} #396#return; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,124 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1547#true} is VALID [2020-07-17 21:21:08,124 INFO L280 TraceCheckUtils]: 1: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,125 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1547#true} {1548#false} #468#return; {1548#false} is VALID [2020-07-17 21:21:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,130 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1547#true} is VALID [2020-07-17 21:21:08,130 INFO L280 TraceCheckUtils]: 1: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,130 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1547#true} {1548#false} #470#return; {1548#false} is VALID [2020-07-17 21:21:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:08,134 INFO L280 TraceCheckUtils]: 0: Hoare triple {1547#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1547#true} is VALID [2020-07-17 21:21:08,134 INFO L280 TraceCheckUtils]: 1: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,134 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1547#true} {1548#false} #472#return; {1548#false} is VALID [2020-07-17 21:21:08,138 INFO L263 TraceCheckUtils]: 0: Hoare triple {1547#true} call ULTIMATE.init(); {1574#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:08,144 INFO L280 TraceCheckUtils]: 1: Hoare triple {1574#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,145 INFO L280 TraceCheckUtils]: 2: Hoare triple {1552#(= 1 ~systemActive~0)} assume true; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,145 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1552#(= 1 ~systemActive~0)} {1547#true} #476#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,146 INFO L263 TraceCheckUtils]: 4: Hoare triple {1552#(= 1 ~systemActive~0)} call #t~ret72 := main(); {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,146 INFO L280 TraceCheckUtils]: 5: Hoare triple {1552#(= 1 ~systemActive~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,147 INFO L263 TraceCheckUtils]: 6: Hoare triple {1552#(= 1 ~systemActive~0)} call select_helpers(); {1547#true} is VALID [2020-07-17 21:21:08,147 INFO L280 TraceCheckUtils]: 7: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,148 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #390#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,148 INFO L263 TraceCheckUtils]: 9: Hoare triple {1552#(= 1 ~systemActive~0)} call select_features(); {1547#true} is VALID [2020-07-17 21:21:08,148 INFO L280 TraceCheckUtils]: 10: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,149 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1547#true} {1552#(= 1 ~systemActive~0)} #392#return; {1552#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:08,149 INFO L263 TraceCheckUtils]: 12: Hoare triple {1552#(= 1 ~systemActive~0)} call #t~ret71 := valid_product(); {1547#true} is VALID [2020-07-17 21:21:08,149 INFO L280 TraceCheckUtils]: 13: Hoare triple {1547#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:08,150 INFO L280 TraceCheckUtils]: 14: Hoare triple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:08,151 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1575#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1552#(= 1 ~systemActive~0)} #394#return; {1560#(= |main_#t~ret71| ~systemActive~0)} is VALID [2020-07-17 21:21:08,152 INFO L280 TraceCheckUtils]: 16: Hoare triple {1560#(= |main_#t~ret71| ~systemActive~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {1561#(= main_~tmp~6 ~systemActive~0)} is VALID [2020-07-17 21:21:08,153 INFO L280 TraceCheckUtils]: 17: Hoare triple {1561#(= main_~tmp~6 ~systemActive~0)} assume 0 != ~tmp~6; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,153 INFO L263 TraceCheckUtils]: 18: Hoare triple {1562#(not (= 0 ~systemActive~0))} call setup(); {1547#true} is VALID [2020-07-17 21:21:08,153 INFO L280 TraceCheckUtils]: 19: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,154 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1547#true} {1562#(not (= 0 ~systemActive~0))} #396#return; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,155 INFO L263 TraceCheckUtils]: 21: Hoare triple {1562#(not (= 0 ~systemActive~0))} call runTest(); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,155 INFO L263 TraceCheckUtils]: 22: Hoare triple {1562#(not (= 0 ~systemActive~0))} call test(); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,156 INFO L280 TraceCheckUtils]: 23: Hoare triple {1562#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,160 INFO L280 TraceCheckUtils]: 24: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !false; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,160 INFO L280 TraceCheckUtils]: 25: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,161 INFO L280 TraceCheckUtils]: 26: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp~1 := #t~nondet3;havoc #t~nondet3; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,161 INFO L280 TraceCheckUtils]: 27: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~1); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,162 INFO L280 TraceCheckUtils]: 28: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~tmp___0~1 := #t~nondet4;havoc #t~nondet4; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,162 INFO L280 TraceCheckUtils]: 29: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,162 INFO L280 TraceCheckUtils]: 30: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~tmp___2~0 := #t~nondet5;havoc #t~nondet5; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,163 INFO L280 TraceCheckUtils]: 31: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp___1~1 := #t~nondet6;havoc #t~nondet6; {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,163 INFO L280 TraceCheckUtils]: 32: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~1); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,164 INFO L263 TraceCheckUtils]: 33: Hoare triple {1562#(not (= 0 ~systemActive~0))} call timeShift(); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,165 INFO L280 TraceCheckUtils]: 34: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1562#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:08,165 INFO L280 TraceCheckUtils]: 35: Hoare triple {1562#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1548#false} is VALID [2020-07-17 21:21:08,166 INFO L263 TraceCheckUtils]: 36: Hoare triple {1548#false} call __utac_acc__Specification3_spec__1(); {1548#false} is VALID [2020-07-17 21:21:08,166 INFO L280 TraceCheckUtils]: 37: Hoare triple {1548#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1548#false} is VALID [2020-07-17 21:21:08,166 INFO L263 TraceCheckUtils]: 38: Hoare triple {1548#false} call #t~ret0 := isMethaneLevelCritical(); {1547#true} is VALID [2020-07-17 21:21:08,166 INFO L280 TraceCheckUtils]: 39: Hoare triple {1547#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1547#true} is VALID [2020-07-17 21:21:08,166 INFO L280 TraceCheckUtils]: 40: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,166 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1547#true} {1548#false} #468#return; {1548#false} is VALID [2020-07-17 21:21:08,167 INFO L280 TraceCheckUtils]: 42: Hoare triple {1548#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1548#false} is VALID [2020-07-17 21:21:08,167 INFO L280 TraceCheckUtils]: 43: Hoare triple {1548#false} assume !(0 != ~tmp~0); {1548#false} is VALID [2020-07-17 21:21:08,167 INFO L263 TraceCheckUtils]: 44: Hoare triple {1548#false} call #t~ret1 := getWaterLevel(); {1547#true} is VALID [2020-07-17 21:21:08,167 INFO L280 TraceCheckUtils]: 45: Hoare triple {1547#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1547#true} is VALID [2020-07-17 21:21:08,168 INFO L280 TraceCheckUtils]: 46: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,168 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1547#true} {1548#false} #470#return; {1548#false} is VALID [2020-07-17 21:21:08,168 INFO L280 TraceCheckUtils]: 48: Hoare triple {1548#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {1548#false} is VALID [2020-07-17 21:21:08,169 INFO L280 TraceCheckUtils]: 49: Hoare triple {1548#false} assume 2 == ~tmp___0~0; {1548#false} is VALID [2020-07-17 21:21:08,169 INFO L263 TraceCheckUtils]: 50: Hoare triple {1548#false} call #t~ret2 := isPumpRunning(); {1547#true} is VALID [2020-07-17 21:21:08,169 INFO L280 TraceCheckUtils]: 51: Hoare triple {1547#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1547#true} is VALID [2020-07-17 21:21:08,169 INFO L280 TraceCheckUtils]: 52: Hoare triple {1547#true} assume true; {1547#true} is VALID [2020-07-17 21:21:08,169 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1547#true} {1548#false} #472#return; {1548#false} is VALID [2020-07-17 21:21:08,169 INFO L280 TraceCheckUtils]: 54: Hoare triple {1548#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {1548#false} is VALID [2020-07-17 21:21:08,170 INFO L280 TraceCheckUtils]: 55: Hoare triple {1548#false} assume !(0 != ~tmp___1~0); {1548#false} is VALID [2020-07-17 21:21:08,170 INFO L263 TraceCheckUtils]: 56: Hoare triple {1548#false} call __automaton_fail(); {1548#false} is VALID [2020-07-17 21:21:08,170 INFO L280 TraceCheckUtils]: 57: Hoare triple {1548#false} assume !false; {1548#false} is VALID [2020-07-17 21:21:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:08,200 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768682950] [2020-07-17 21:21:08,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:08,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:08,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965583378] [2020-07-17 21:21:08,201 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:21:08,201 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:08,202 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:08,286 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:08,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:08,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:08,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:08,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:08,287 INFO L87 Difference]: Start difference. First operand 91 states and 103 transitions. Second operand 8 states. [2020-07-17 21:21:09,153 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:10,070 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:21:10,492 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:10,793 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:14,427 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:21,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:21,237 INFO L93 Difference]: Finished difference Result 326 states and 401 transitions. [2020-07-17 21:21:21,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:21:21,238 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:21:21,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:21,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 401 transitions. [2020-07-17 21:21:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 401 transitions. [2020-07-17 21:21:21,261 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 401 transitions. [2020-07-17 21:21:22,738 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 401 edges. 401 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:22,749 INFO L225 Difference]: With dead ends: 326 [2020-07-17 21:21:22,749 INFO L226 Difference]: Without dead ends: 259 [2020-07-17 21:21:22,750 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:21:22,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-07-17 21:21:24,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 190. [2020-07-17 21:21:24,770 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:24,771 INFO L82 GeneralOperation]: Start isEquivalent. First operand 259 states. Second operand 190 states. [2020-07-17 21:21:24,771 INFO L74 IsIncluded]: Start isIncluded. First operand 259 states. Second operand 190 states. [2020-07-17 21:21:24,771 INFO L87 Difference]: Start difference. First operand 259 states. Second operand 190 states. [2020-07-17 21:21:24,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:24,785 INFO L93 Difference]: Finished difference Result 259 states and 315 transitions. [2020-07-17 21:21:24,785 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 315 transitions. [2020-07-17 21:21:24,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:24,787 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:24,787 INFO L74 IsIncluded]: Start isIncluded. First operand 190 states. Second operand 259 states. [2020-07-17 21:21:24,787 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 259 states. [2020-07-17 21:21:24,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:24,800 INFO L93 Difference]: Finished difference Result 259 states and 315 transitions. [2020-07-17 21:21:24,801 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 315 transitions. [2020-07-17 21:21:24,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:24,802 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:24,802 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:24,802 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:24,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-07-17 21:21:24,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 225 transitions. [2020-07-17 21:21:24,810 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 225 transitions. Word has length 58 [2020-07-17 21:21:24,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:24,811 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 225 transitions. [2020-07-17 21:21:24,811 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:21:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 225 transitions. [2020-07-17 21:21:24,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-17 21:21:24,813 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:24,813 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:24,813 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:21:24,813 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:24,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:24,814 INFO L82 PathProgramCache]: Analyzing trace with hash 2002784121, now seen corresponding path program 1 times [2020-07-17 21:21:24,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:24,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37202313] [2020-07-17 21:21:24,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,184 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,258 INFO L280 TraceCheckUtils]: 0: Hoare triple {2862#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,260 INFO L280 TraceCheckUtils]: 1: Hoare triple {2839#(= 1 ~waterLevel~0)} assume true; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,260 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2839#(= 1 ~waterLevel~0)} {2834#true} #476#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,264 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,264 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #390#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,269 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,270 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #392#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,275 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2834#true} is VALID [2020-07-17 21:21:25,276 INFO L280 TraceCheckUtils]: 1: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,276 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #394#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,280 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,281 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #396#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,284 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,285 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #450#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,289 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2834#true} is VALID [2020-07-17 21:21:25,289 INFO L280 TraceCheckUtils]: 1: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,290 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #468#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,305 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:25,306 INFO L280 TraceCheckUtils]: 1: Hoare triple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:25,307 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} {2839#(= 1 ~waterLevel~0)} #470#return; {2857#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:21:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:25,310 INFO L280 TraceCheckUtils]: 0: Hoare triple {2834#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2834#true} is VALID [2020-07-17 21:21:25,310 INFO L280 TraceCheckUtils]: 1: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,311 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2834#true} {2835#false} #472#return; {2835#false} is VALID [2020-07-17 21:21:25,320 INFO L263 TraceCheckUtils]: 0: Hoare triple {2834#true} call ULTIMATE.init(); {2862#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:25,328 INFO L280 TraceCheckUtils]: 1: Hoare triple {2862#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,329 INFO L280 TraceCheckUtils]: 2: Hoare triple {2839#(= 1 ~waterLevel~0)} assume true; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,330 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2839#(= 1 ~waterLevel~0)} {2834#true} #476#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,330 INFO L263 TraceCheckUtils]: 4: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,331 INFO L280 TraceCheckUtils]: 5: Hoare triple {2839#(= 1 ~waterLevel~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,331 INFO L263 TraceCheckUtils]: 6: Hoare triple {2839#(= 1 ~waterLevel~0)} call select_helpers(); {2834#true} is VALID [2020-07-17 21:21:25,332 INFO L280 TraceCheckUtils]: 7: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,332 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #390#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,332 INFO L263 TraceCheckUtils]: 9: Hoare triple {2839#(= 1 ~waterLevel~0)} call select_features(); {2834#true} is VALID [2020-07-17 21:21:25,333 INFO L280 TraceCheckUtils]: 10: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,333 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #392#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,334 INFO L263 TraceCheckUtils]: 12: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret71 := valid_product(); {2834#true} is VALID [2020-07-17 21:21:25,334 INFO L280 TraceCheckUtils]: 13: Hoare triple {2834#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2834#true} is VALID [2020-07-17 21:21:25,334 INFO L280 TraceCheckUtils]: 14: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,335 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #394#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,335 INFO L280 TraceCheckUtils]: 16: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,336 INFO L280 TraceCheckUtils]: 17: Hoare triple {2839#(= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,336 INFO L263 TraceCheckUtils]: 18: Hoare triple {2839#(= 1 ~waterLevel~0)} call setup(); {2834#true} is VALID [2020-07-17 21:21:25,336 INFO L280 TraceCheckUtils]: 19: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,337 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #396#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,338 INFO L263 TraceCheckUtils]: 21: Hoare triple {2839#(= 1 ~waterLevel~0)} call runTest(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,338 INFO L263 TraceCheckUtils]: 22: Hoare triple {2839#(= 1 ~waterLevel~0)} call test(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,339 INFO L280 TraceCheckUtils]: 23: Hoare triple {2839#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,339 INFO L280 TraceCheckUtils]: 24: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !false; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,340 INFO L280 TraceCheckUtils]: 25: Hoare triple {2839#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,340 INFO L280 TraceCheckUtils]: 26: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp~1 := #t~nondet3;havoc #t~nondet3; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,341 INFO L280 TraceCheckUtils]: 27: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~1); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,342 INFO L280 TraceCheckUtils]: 28: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~tmp___0~1 := #t~nondet4;havoc #t~nondet4; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,342 INFO L280 TraceCheckUtils]: 29: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,343 INFO L280 TraceCheckUtils]: 30: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~tmp___2~0 := #t~nondet5;havoc #t~nondet5; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,343 INFO L280 TraceCheckUtils]: 31: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp___1~1 := #t~nondet6;havoc #t~nondet6; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,344 INFO L280 TraceCheckUtils]: 32: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___1~1); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,345 INFO L263 TraceCheckUtils]: 33: Hoare triple {2839#(= 1 ~waterLevel~0)} call timeShift(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,345 INFO L280 TraceCheckUtils]: 34: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,346 INFO L280 TraceCheckUtils]: 35: Hoare triple {2839#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,346 INFO L263 TraceCheckUtils]: 36: Hoare triple {2839#(= 1 ~waterLevel~0)} call processEnvironment(); {2834#true} is VALID [2020-07-17 21:21:25,346 INFO L280 TraceCheckUtils]: 37: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,347 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #450#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,348 INFO L263 TraceCheckUtils]: 39: Hoare triple {2839#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,348 INFO L280 TraceCheckUtils]: 40: Hoare triple {2839#(= 1 ~waterLevel~0)} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,348 INFO L263 TraceCheckUtils]: 41: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret0 := isMethaneLevelCritical(); {2834#true} is VALID [2020-07-17 21:21:25,348 INFO L280 TraceCheckUtils]: 42: Hoare triple {2834#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2834#true} is VALID [2020-07-17 21:21:25,349 INFO L280 TraceCheckUtils]: 43: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,349 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2834#true} {2839#(= 1 ~waterLevel~0)} #468#return; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,350 INFO L280 TraceCheckUtils]: 45: Hoare triple {2839#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,350 INFO L280 TraceCheckUtils]: 46: Hoare triple {2839#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2839#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:25,351 INFO L263 TraceCheckUtils]: 47: Hoare triple {2839#(= 1 ~waterLevel~0)} call #t~ret1 := getWaterLevel(); {2834#true} is VALID [2020-07-17 21:21:25,351 INFO L280 TraceCheckUtils]: 48: Hoare triple {2834#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:25,352 INFO L280 TraceCheckUtils]: 49: Hoare triple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2863#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:25,353 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2863#(= |getWaterLevel_#res| ~waterLevel~0)} {2839#(= 1 ~waterLevel~0)} #470#return; {2857#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:21:25,354 INFO L280 TraceCheckUtils]: 51: Hoare triple {2857#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {2858#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:21:25,354 INFO L280 TraceCheckUtils]: 52: Hoare triple {2858#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {2835#false} is VALID [2020-07-17 21:21:25,354 INFO L263 TraceCheckUtils]: 53: Hoare triple {2835#false} call #t~ret2 := isPumpRunning(); {2834#true} is VALID [2020-07-17 21:21:25,355 INFO L280 TraceCheckUtils]: 54: Hoare triple {2834#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2834#true} is VALID [2020-07-17 21:21:25,355 INFO L280 TraceCheckUtils]: 55: Hoare triple {2834#true} assume true; {2834#true} is VALID [2020-07-17 21:21:25,355 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2834#true} {2835#false} #472#return; {2835#false} is VALID [2020-07-17 21:21:25,355 INFO L280 TraceCheckUtils]: 57: Hoare triple {2835#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {2835#false} is VALID [2020-07-17 21:21:25,356 INFO L280 TraceCheckUtils]: 58: Hoare triple {2835#false} assume !(0 != ~tmp___1~0); {2835#false} is VALID [2020-07-17 21:21:25,356 INFO L263 TraceCheckUtils]: 59: Hoare triple {2835#false} call __automaton_fail(); {2835#false} is VALID [2020-07-17 21:21:25,356 INFO L280 TraceCheckUtils]: 60: Hoare triple {2835#false} assume !false; {2835#false} is VALID [2020-07-17 21:21:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:25,365 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37202313] [2020-07-17 21:21:25,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:25,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 21:21:25,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041278442] [2020-07-17 21:21:25,366 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2020-07-17 21:21:25,367 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:25,367 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-17 21:21:25,451 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:25,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 21:21:25,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:25,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 21:21:25,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-07-17 21:21:25,452 INFO L87 Difference]: Start difference. First operand 190 states and 225 transitions. Second operand 7 states. [2020-07-17 21:21:26,271 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:32,531 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:33,167 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:33,562 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:33,990 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:36,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:36,219 INFO L93 Difference]: Finished difference Result 537 states and 682 transitions. [2020-07-17 21:21:36,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-17 21:21:36,219 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2020-07-17 21:21:36,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:36,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 21:21:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 297 transitions. [2020-07-17 21:21:36,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 21:21:36,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 297 transitions. [2020-07-17 21:21:36,231 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 297 transitions. [2020-07-17 21:21:37,244 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 297 edges. 297 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:37,259 INFO L225 Difference]: With dead ends: 537 [2020-07-17 21:21:37,259 INFO L226 Difference]: Without dead ends: 371 [2020-07-17 21:21:37,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:21:37,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2020-07-17 21:21:40,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 349. [2020-07-17 21:21:40,787 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:40,787 INFO L82 GeneralOperation]: Start isEquivalent. First operand 371 states. Second operand 349 states. [2020-07-17 21:21:40,787 INFO L74 IsIncluded]: Start isIncluded. First operand 371 states. Second operand 349 states. [2020-07-17 21:21:40,787 INFO L87 Difference]: Start difference. First operand 371 states. Second operand 349 states. [2020-07-17 21:21:40,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:40,806 INFO L93 Difference]: Finished difference Result 371 states and 457 transitions. [2020-07-17 21:21:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 457 transitions. [2020-07-17 21:21:40,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:40,808 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:40,808 INFO L74 IsIncluded]: Start isIncluded. First operand 349 states. Second operand 371 states. [2020-07-17 21:21:40,808 INFO L87 Difference]: Start difference. First operand 349 states. Second operand 371 states. [2020-07-17 21:21:40,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:40,827 INFO L93 Difference]: Finished difference Result 371 states and 457 transitions. [2020-07-17 21:21:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 457 transitions. [2020-07-17 21:21:40,828 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:40,829 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:40,829 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:40,829 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:40,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2020-07-17 21:21:40,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 425 transitions. [2020-07-17 21:21:40,847 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 425 transitions. Word has length 61 [2020-07-17 21:21:40,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:40,847 INFO L479 AbstractCegarLoop]: Abstraction has 349 states and 425 transitions. [2020-07-17 21:21:40,848 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 21:21:40,848 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 425 transitions. [2020-07-17 21:21:40,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-17 21:21:40,850 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:40,850 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:40,850 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:21:40,850 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:40,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:40,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1296160083, now seen corresponding path program 1 times [2020-07-17 21:21:40,851 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:40,851 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512730406] [2020-07-17 21:21:40,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,174 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,255 INFO L280 TraceCheckUtils]: 0: Hoare triple {4879#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,256 INFO L280 TraceCheckUtils]: 1: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume true; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,257 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4855#(= 0 ~pumpRunning~0)} {4850#true} #476#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,260 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,261 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #390#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,264 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,265 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #392#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,271 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {4850#true} is VALID [2020-07-17 21:21:41,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,273 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #394#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,278 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,279 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #396#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,293 INFO L280 TraceCheckUtils]: 0: Hoare triple {4880#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4850#true} is VALID [2020-07-17 21:21:41,293 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,293 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #448#return; {4851#false} is VALID [2020-07-17 21:21:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,296 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4850#true} {4851#false} #450#return; {4851#false} is VALID [2020-07-17 21:21:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,300 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4850#true} is VALID [2020-07-17 21:21:41,300 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,300 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #468#return; {4851#false} is VALID [2020-07-17 21:21:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {4850#true} is VALID [2020-07-17 21:21:41,304 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,304 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #470#return; {4851#false} is VALID [2020-07-17 21:21:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:41,307 INFO L280 TraceCheckUtils]: 0: Hoare triple {4850#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4850#true} is VALID [2020-07-17 21:21:41,308 INFO L280 TraceCheckUtils]: 1: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,308 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4850#true} {4851#false} #472#return; {4851#false} is VALID [2020-07-17 21:21:41,314 INFO L263 TraceCheckUtils]: 0: Hoare triple {4850#true} call ULTIMATE.init(); {4879#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:41,322 INFO L280 TraceCheckUtils]: 1: Hoare triple {4879#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,323 INFO L280 TraceCheckUtils]: 2: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume true; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,324 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4855#(= 0 ~pumpRunning~0)} {4850#true} #476#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,325 INFO L263 TraceCheckUtils]: 4: Hoare triple {4855#(= 0 ~pumpRunning~0)} call #t~ret72 := main(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,325 INFO L280 TraceCheckUtils]: 5: Hoare triple {4855#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,326 INFO L263 TraceCheckUtils]: 6: Hoare triple {4855#(= 0 ~pumpRunning~0)} call select_helpers(); {4850#true} is VALID [2020-07-17 21:21:41,326 INFO L280 TraceCheckUtils]: 7: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,326 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #390#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,327 INFO L263 TraceCheckUtils]: 9: Hoare triple {4855#(= 0 ~pumpRunning~0)} call select_features(); {4850#true} is VALID [2020-07-17 21:21:41,327 INFO L280 TraceCheckUtils]: 10: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,328 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #392#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,328 INFO L263 TraceCheckUtils]: 12: Hoare triple {4855#(= 0 ~pumpRunning~0)} call #t~ret71 := valid_product(); {4850#true} is VALID [2020-07-17 21:21:41,328 INFO L280 TraceCheckUtils]: 13: Hoare triple {4850#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {4850#true} is VALID [2020-07-17 21:21:41,328 INFO L280 TraceCheckUtils]: 14: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,329 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #394#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,330 INFO L280 TraceCheckUtils]: 16: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~6 := #t~ret71;havoc #t~ret71; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,330 INFO L280 TraceCheckUtils]: 17: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~6; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,330 INFO L263 TraceCheckUtils]: 18: Hoare triple {4855#(= 0 ~pumpRunning~0)} call setup(); {4850#true} is VALID [2020-07-17 21:21:41,331 INFO L280 TraceCheckUtils]: 19: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,331 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4850#true} {4855#(= 0 ~pumpRunning~0)} #396#return; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,332 INFO L263 TraceCheckUtils]: 21: Hoare triple {4855#(= 0 ~pumpRunning~0)} call runTest(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,333 INFO L263 TraceCheckUtils]: 22: Hoare triple {4855#(= 0 ~pumpRunning~0)} call test(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,333 INFO L280 TraceCheckUtils]: 23: Hoare triple {4855#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,334 INFO L280 TraceCheckUtils]: 24: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !false; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,334 INFO L280 TraceCheckUtils]: 25: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,335 INFO L280 TraceCheckUtils]: 26: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp~1 := #t~nondet3;havoc #t~nondet3; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,336 INFO L280 TraceCheckUtils]: 27: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~1); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,337 INFO L280 TraceCheckUtils]: 28: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~tmp___0~1 := #t~nondet4;havoc #t~nondet4; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,338 INFO L280 TraceCheckUtils]: 29: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,338 INFO L280 TraceCheckUtils]: 30: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~tmp___2~0 := #t~nondet5;havoc #t~nondet5; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,339 INFO L280 TraceCheckUtils]: 31: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp___1~1 := #t~nondet6;havoc #t~nondet6; {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,340 INFO L280 TraceCheckUtils]: 32: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___1~1); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,341 INFO L263 TraceCheckUtils]: 33: Hoare triple {4855#(= 0 ~pumpRunning~0)} call timeShift(); {4855#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:41,342 INFO L280 TraceCheckUtils]: 34: Hoare triple {4855#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {4851#false} is VALID [2020-07-17 21:21:41,342 INFO L263 TraceCheckUtils]: 35: Hoare triple {4851#false} call lowerWaterLevel(); {4880#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:21:41,343 INFO L280 TraceCheckUtils]: 36: Hoare triple {4880#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4850#true} is VALID [2020-07-17 21:21:41,343 INFO L280 TraceCheckUtils]: 37: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,343 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {4850#true} {4851#false} #448#return; {4851#false} is VALID [2020-07-17 21:21:41,343 INFO L280 TraceCheckUtils]: 39: Hoare triple {4851#false} assume 0 != ~systemActive~0; {4851#false} is VALID [2020-07-17 21:21:41,344 INFO L263 TraceCheckUtils]: 40: Hoare triple {4851#false} call processEnvironment(); {4850#true} is VALID [2020-07-17 21:21:41,344 INFO L280 TraceCheckUtils]: 41: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,344 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4850#true} {4851#false} #450#return; {4851#false} is VALID [2020-07-17 21:21:41,345 INFO L263 TraceCheckUtils]: 43: Hoare triple {4851#false} call __utac_acc__Specification3_spec__1(); {4851#false} is VALID [2020-07-17 21:21:41,345 INFO L280 TraceCheckUtils]: 44: Hoare triple {4851#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {4851#false} is VALID [2020-07-17 21:21:41,345 INFO L263 TraceCheckUtils]: 45: Hoare triple {4851#false} call #t~ret0 := isMethaneLevelCritical(); {4850#true} is VALID [2020-07-17 21:21:41,346 INFO L280 TraceCheckUtils]: 46: Hoare triple {4850#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4850#true} is VALID [2020-07-17 21:21:41,346 INFO L280 TraceCheckUtils]: 47: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,346 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {4850#true} {4851#false} #468#return; {4851#false} is VALID [2020-07-17 21:21:41,346 INFO L280 TraceCheckUtils]: 49: Hoare triple {4851#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {4851#false} is VALID [2020-07-17 21:21:41,346 INFO L280 TraceCheckUtils]: 50: Hoare triple {4851#false} assume !(0 != ~tmp~0); {4851#false} is VALID [2020-07-17 21:21:41,347 INFO L263 TraceCheckUtils]: 51: Hoare triple {4851#false} call #t~ret1 := getWaterLevel(); {4850#true} is VALID [2020-07-17 21:21:41,347 INFO L280 TraceCheckUtils]: 52: Hoare triple {4850#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {4850#true} is VALID [2020-07-17 21:21:41,347 INFO L280 TraceCheckUtils]: 53: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,347 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {4850#true} {4851#false} #470#return; {4851#false} is VALID [2020-07-17 21:21:41,348 INFO L280 TraceCheckUtils]: 55: Hoare triple {4851#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {4851#false} is VALID [2020-07-17 21:21:41,348 INFO L280 TraceCheckUtils]: 56: Hoare triple {4851#false} assume 2 == ~tmp___0~0; {4851#false} is VALID [2020-07-17 21:21:41,348 INFO L263 TraceCheckUtils]: 57: Hoare triple {4851#false} call #t~ret2 := isPumpRunning(); {4850#true} is VALID [2020-07-17 21:21:41,348 INFO L280 TraceCheckUtils]: 58: Hoare triple {4850#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4850#true} is VALID [2020-07-17 21:21:41,348 INFO L280 TraceCheckUtils]: 59: Hoare triple {4850#true} assume true; {4850#true} is VALID [2020-07-17 21:21:41,349 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4850#true} {4851#false} #472#return; {4851#false} is VALID [2020-07-17 21:21:41,349 INFO L280 TraceCheckUtils]: 61: Hoare triple {4851#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {4851#false} is VALID [2020-07-17 21:21:41,349 INFO L280 TraceCheckUtils]: 62: Hoare triple {4851#false} assume !(0 != ~tmp___1~0); {4851#false} is VALID [2020-07-17 21:21:41,349 INFO L263 TraceCheckUtils]: 63: Hoare triple {4851#false} call __automaton_fail(); {4851#false} is VALID [2020-07-17 21:21:41,350 INFO L280 TraceCheckUtils]: 64: Hoare triple {4851#false} assume !false; {4851#false} is VALID [2020-07-17 21:21:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:41,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512730406] [2020-07-17 21:21:41,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:41,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 21:21:41,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803879534] [2020-07-17 21:21:41,361 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-07-17 21:21:41,362 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:41,362 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 21:21:41,449 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:41,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 21:21:41,449 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:41,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 21:21:41,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:21:41,450 INFO L87 Difference]: Start difference. First operand 349 states and 425 transitions. Second operand 5 states. [2020-07-17 21:21:41,985 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:47,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:47,188 INFO L93 Difference]: Finished difference Result 642 states and 802 transitions. [2020-07-17 21:21:47,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-17 21:21:47,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-07-17 21:21:47,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:47,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 21:21:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 227 transitions. [2020-07-17 21:21:47,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 21:21:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 227 transitions. [2020-07-17 21:21:47,199 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 227 transitions. [2020-07-17 21:21:47,877 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 227 edges. 227 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:47,889 INFO L225 Difference]: With dead ends: 642 [2020-07-17 21:21:47,889 INFO L226 Difference]: Without dead ends: 317 [2020-07-17 21:21:47,891 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-17 21:21:47,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-07-17 21:21:50,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 303. [2020-07-17 21:21:50,790 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:50,790 INFO L82 GeneralOperation]: Start isEquivalent. First operand 317 states. Second operand 303 states. [2020-07-17 21:21:50,791 INFO L74 IsIncluded]: Start isIncluded. First operand 317 states. Second operand 303 states. [2020-07-17 21:21:50,791 INFO L87 Difference]: Start difference. First operand 317 states. Second operand 303 states. [2020-07-17 21:21:50,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:50,804 INFO L93 Difference]: Finished difference Result 317 states and 377 transitions. [2020-07-17 21:21:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 377 transitions. [2020-07-17 21:21:50,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:50,806 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:50,806 INFO L74 IsIncluded]: Start isIncluded. First operand 303 states. Second operand 317 states. [2020-07-17 21:21:50,806 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 317 states. [2020-07-17 21:21:50,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:50,819 INFO L93 Difference]: Finished difference Result 317 states and 377 transitions. [2020-07-17 21:21:50,819 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 377 transitions. [2020-07-17 21:21:50,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:50,820 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:50,820 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:50,820 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-07-17 21:21:50,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 354 transitions. [2020-07-17 21:21:50,833 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 354 transitions. Word has length 65 [2020-07-17 21:21:50,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:50,833 INFO L479 AbstractCegarLoop]: Abstraction has 303 states and 354 transitions. [2020-07-17 21:21:50,833 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 21:21:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 354 transitions. [2020-07-17 21:21:50,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-17 21:21:50,835 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:50,835 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:50,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:21:50,836 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:50,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:50,836 INFO L82 PathProgramCache]: Analyzing trace with hash -423236225, now seen corresponding path program 1 times [2020-07-17 21:21:50,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:50,836 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390241808] [2020-07-17 21:21:50,836 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:51,105 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:21:51,106 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:21:51,106 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:21:51,273 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:21:51,276 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:21:51,276 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:21:51,276 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:21:51,277 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: processEnvironmentFINAL has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:51,278 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:51,279 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:51,281 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:21:51,281 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:21:51,282 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:51,282 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:51,282 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:51,282 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:51,282 WARN L170 areAnnotationChecker]: L501-2 has no Hoare annotation [2020-07-17 21:21:51,282 WARN L170 areAnnotationChecker]: L501-2 has no Hoare annotation [2020-07-17 21:21:51,282 WARN L170 areAnnotationChecker]: L501-2 has no Hoare annotation [2020-07-17 21:21:51,283 WARN L170 areAnnotationChecker]: L558-2 has no Hoare annotation [2020-07-17 21:21:51,283 WARN L170 areAnnotationChecker]: L558-2 has no Hoare annotation [2020-07-17 21:21:51,283 WARN L170 areAnnotationChecker]: L558-2 has no Hoare annotation [2020-07-17 21:21:51,283 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:21:51,283 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:21:51,283 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-17 21:21:51,283 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-17 21:21:51,284 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-17 21:21:51,284 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-17 21:21:51,284 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-17 21:21:51,284 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-17 21:21:51,284 WARN L170 areAnnotationChecker]: L286 has no Hoare annotation [2020-07-17 21:21:51,284 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:21:51,284 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:21:51,285 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-17 21:21:51,285 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-17 21:21:51,285 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:21:51,285 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:21:51,285 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-17 21:21:51,285 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-17 21:21:51,285 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:21:51,286 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:21:51,286 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:21:51,286 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:21:51,286 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:51,286 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:21:51,286 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:21:51,286 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:21:51,287 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-17 21:21:51,287 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-17 21:21:51,287 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:21:51,287 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-17 21:21:51,287 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-17 21:21:51,288 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:21:51,288 WARN L170 areAnnotationChecker]: L618 has no Hoare annotation [2020-07-17 21:21:51,288 WARN L170 areAnnotationChecker]: L618 has no Hoare annotation [2020-07-17 21:21:51,288 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-17 21:21:51,288 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-17 21:21:51,288 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: L336-1 has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:21:51,289 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:21:51,290 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:21:51,290 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:21:51,290 WARN L170 areAnnotationChecker]: L312-1 has no Hoare annotation [2020-07-17 21:21:51,290 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:51,290 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:51,290 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:21:51,291 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:21:51,291 WARN L170 areAnnotationChecker]: L324-1 has no Hoare annotation [2020-07-17 21:21:51,291 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:21:51,291 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-17 21:21:51,291 WARN L170 areAnnotationChecker]: L502 has no Hoare annotation [2020-07-17 21:21:51,291 WARN L170 areAnnotationChecker]: L584 has no Hoare annotation [2020-07-17 21:21:51,292 WARN L170 areAnnotationChecker]: L584 has no Hoare annotation [2020-07-17 21:21:51,292 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-17 21:21:51,292 WARN L170 areAnnotationChecker]: L868-1 has no Hoare annotation [2020-07-17 21:21:51,292 WARN L170 areAnnotationChecker]: L868-1 has no Hoare annotation [2020-07-17 21:21:51,292 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:21:51,292 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: L253-2 has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-17 21:21:51,293 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: L757-1 has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2020-07-17 21:21:51,294 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: L711-1 has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: L361-2 has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-17 21:21:51,295 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: L206-1 has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: L51-1 has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:51,296 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: L797-1 has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:21:51,297 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L507 has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L507 has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:21:51,298 WARN L170 areAnnotationChecker]: L212-1 has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: L872-1 has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-17 21:21:51,299 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L577-1 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2020-07-17 21:21:51,300 WARN L170 areAnnotationChecker]: L57-1 has no Hoare annotation [2020-07-17 21:21:51,301 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:21:51,301 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:21:51,301 WARN L170 areAnnotationChecker]: L801-2 has no Hoare annotation [2020-07-17 21:21:51,301 WARN L170 areAnnotationChecker]: L801-2 has no Hoare annotation [2020-07-17 21:21:51,301 WARN L170 areAnnotationChecker]: L801-2 has no Hoare annotation [2020-07-17 21:21:51,301 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-17 21:21:51,301 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-17 21:21:51,302 WARN L170 areAnnotationChecker]: L832 has no Hoare annotation [2020-07-17 21:21:51,302 WARN L170 areAnnotationChecker]: L832 has no Hoare annotation [2020-07-17 21:21:51,302 WARN L170 areAnnotationChecker]: L104-1 has no Hoare annotation [2020-07-17 21:21:51,302 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-17 21:21:51,302 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:21:51,302 WARN L170 areAnnotationChecker]: L507-1 has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: L564-1 has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: L872 has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: L872 has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:21:51,303 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:21:51,304 WARN L170 areAnnotationChecker]: L265-2 has no Hoare annotation [2020-07-17 21:21:51,304 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:21:51,304 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:21:51,304 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,304 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,304 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,304 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,305 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,305 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,305 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,305 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:51,305 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:21:51,305 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2020-07-17 21:21:51,305 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2020-07-17 21:21:51,306 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:51,306 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-17 21:21:51,306 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-17 21:21:51,306 WARN L170 areAnnotationChecker]: L643-2 has no Hoare annotation [2020-07-17 21:21:51,306 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:21:51,306 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:21:51,306 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:21:51,307 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:21:51,307 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:21:51,307 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:21:51,307 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-17 21:21:51,307 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-17 21:21:51,307 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:21:51,308 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:21:51,308 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:21:51,308 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:21:51,308 WARN L170 areAnnotationChecker]: L816 has no Hoare annotation [2020-07-17 21:21:51,308 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-17 21:21:51,308 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-17 21:21:51,309 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-17 21:21:51,309 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-17 21:21:51,309 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-17 21:21:51,309 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:21:51,310 WARN L170 areAnnotationChecker]: L659-1 has no Hoare annotation [2020-07-17 21:21:51,310 WARN L170 areAnnotationChecker]: L675-1 has no Hoare annotation [2020-07-17 21:21:51,310 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-17 21:21:51,310 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-17 21:21:51,311 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-17 21:21:51,312 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-17 21:21:51,312 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:21:51,312 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:21:51,312 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:21:51,312 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-17 21:21:51,313 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L276-1 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-17 21:21:51,314 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:21:51,315 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L831 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L831 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L839 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: L839 has no Hoare annotation [2020-07-17 21:21:51,316 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: L645 has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: L805-1 has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: L805-1 has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:51,317 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:51,318 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:51,318 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:51,318 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:51,318 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:51,318 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:51,318 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-17 21:21:51,318 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-17 21:21:51,318 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:21:51,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:21:51 BoogieIcfgContainer [2020-07-17 21:21:51,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:21:51,334 INFO L168 Benchmark]: Toolchain (without parser) took 59640.12 ms. Allocated memory was 144.7 MB in the beginning and 738.2 MB in the end (delta: 593.5 MB). Free memory was 101.7 MB in the beginning and 369.4 MB in the end (delta: -267.7 MB). Peak memory consumption was 325.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:51,335 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-17 21:21:51,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.49 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 101.2 MB in the beginning and 168.6 MB in the end (delta: -67.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:51,341 INFO L168 Benchmark]: Boogie Preprocessor took 116.60 ms. Allocated memory is still 202.4 MB. Free memory was 168.6 MB in the beginning and 162.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:51,342 INFO L168 Benchmark]: RCFGBuilder took 1728.71 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 98.1 MB in the end (delta: 64.8 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:51,342 INFO L168 Benchmark]: TraceAbstraction took 57082.11 ms. Allocated memory was 233.8 MB in the beginning and 738.2 MB in the end (delta: 504.4 MB). Free memory was 98.1 MB in the beginning and 369.4 MB in the end (delta: -271.3 MB). Peak memory consumption was 233.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:51,350 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.49 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 101.2 MB in the beginning and 168.6 MB in the end (delta: -67.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.60 ms. Allocated memory is still 202.4 MB. Free memory was 168.6 MB in the beginning and 162.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1728.71 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 98.1 MB in the end (delta: 64.8 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 57082.11 ms. Allocated memory was 233.8 MB in the beginning and 738.2 MB in the end (delta: 504.4 MB). Free memory was 98.1 MB in the beginning and 369.4 MB in the end (delta: -271.3 MB). Peak memory consumption was 233.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 890]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L158] int pumpRunning = 0; [L159] int systemActive = 1; [L306] int waterLevel = 1; [L307] int methaneLevelCritical = 0; [L593] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L790] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=167, \old(head)=161, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=138, \old(systemActive)=137, \old(waterLevel)=144, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L863] int retValue_acc ; [L864] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L868] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L869] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L870] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L415] int retValue_acc ; [L418] retValue_acc = 1 [L419] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L870] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L870] tmp = valid_product() [L872] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L874] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L875] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L857] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L85] int splverifierCounter ; [L86] int tmp ; [L87] int tmp___0 ; [L88] int tmp___1 ; [L89] int tmp___2 ; [L92] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L94] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L96] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L102] tmp = __VERIFIER_nondet_int() [L104] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L106] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L324] COND TRUE waterLevel < 2 [L325] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L106] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L112] tmp___0 = __VERIFIER_nondet_int() [L114] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L122] tmp___2 = __VERIFIER_nondet_int() [L124] COND FALSE !(\read(tmp___2)) [L130] tmp___1 = __VERIFIER_nondet_int() [L132] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=0, tmp___2=0, waterLevel=2] [L141] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L165] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L172] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L174] FCALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L180] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L345] int retValue_acc ; [L348] retValue_acc = methaneLevelCritical [L349] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L57] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L377] int retValue_acc ; [L380] retValue_acc = waterLevel [L381] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L57] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L61] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L238] int retValue_acc ; [L241] retValue_acc = pumpRunning [L242] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L61] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L61] tmp___1 = isPumpRunning() [L63] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L67] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L890] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 56.7s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 41.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 644 SDslu, 342 SDs, 0 SdLazy, 1355 SolverSat, 382 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=349occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.6s AutomataMinimizationTime, 5 MinimizatonAttempts, 160 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 354 NumberOfCodeBlocks, 354 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 284 ConstructedInterpolants, 0 QuantifiedInterpolants, 80396 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...