/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:05:20,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:05:20,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:05:20,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:05:20,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:05:20,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:05:20,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:05:20,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:05:20,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:05:20,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:05:20,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:05:20,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:05:20,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:05:20,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:05:20,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:05:20,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:05:20,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:05:20,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:05:20,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:05:20,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:05:20,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:05:20,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:05:20,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:05:20,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:05:20,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:05:20,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:05:20,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:05:20,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:05:20,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:05:20,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:05:20,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:05:20,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:05:20,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:05:20,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:05:20,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:05:20,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:05:20,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:05:20,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:05:20,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:05:20,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:05:20,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:05:20,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 18:05:20,751 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:05:20,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:05:20,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:05:20,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:05:20,753 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:05:20,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:05:20,754 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:05:20,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:05:20,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:05:20,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:05:20,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:05:20,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:05:20,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:05:20,756 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:05:20,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:05:20,756 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:05:20,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:05:20,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:05:20,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:05:20,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:05:20,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:05:20,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:05:20,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:05:20,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:05:20,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:05:20,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:05:20,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:05:20,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:05:20,759 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:05:20,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:05:21,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:05:21,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:05:21,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:05:21,070 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:05:21,071 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:05:21,071 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2020-10-12 18:05:21,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/09ab44e0a/3a0188b399c64f0e9126b88e627097c2/FLAG52a1da9b8 [2020-10-12 18:05:21,596 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:05:21,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2020-10-12 18:05:21,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/09ab44e0a/3a0188b399c64f0e9126b88e627097c2/FLAG52a1da9b8 [2020-10-12 18:05:21,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/09ab44e0a/3a0188b399c64f0e9126b88e627097c2 [2020-10-12 18:05:21,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:05:21,987 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:05:21,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:05:21,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:05:21,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:05:21,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:05:21" (1/1) ... [2020-10-12 18:05:21,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0619bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:21, skipping insertion in model container [2020-10-12 18:05:21,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:05:21" (1/1) ... [2020-10-12 18:05:22,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:05:22,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:05:22,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:05:22,480 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:05:22,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:05:22,583 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:05:22,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22 WrapperNode [2020-10-12 18:05:22,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:05:22,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:05:22,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:05:22,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:05:22,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... [2020-10-12 18:05:22,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... [2020-10-12 18:05:22,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... [2020-10-12 18:05:22,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... [2020-10-12 18:05:22,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... [2020-10-12 18:05:22,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... [2020-10-12 18:05:22,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... [2020-10-12 18:05:22,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:05:22,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:05:22,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:05:22,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:05:22,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-12 18:05:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:05:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:05:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:05:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:05:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:05:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:05:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:05:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:05:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:05:22,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:05:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:05:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:05:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:05:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:05:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:05:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:05:22,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:05:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:05:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:05:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:05:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:05:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:05:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:05:22,730 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:05:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:05:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-12 18:05:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-12 18:05:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-12 18:05:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:05:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:05:22,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:05:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:05:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:05:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:05:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:05:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:05:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:05:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:05:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:05:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:05:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:05:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:05:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:05:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:05:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:05:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:05:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:05:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:05:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:05:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:05:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:05:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:05:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:05:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:05:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:05:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:05:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:05:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:05:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:05:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:05:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:05:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:05:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-12 18:05:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-12 18:05:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:05:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:05:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:05:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:05:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:05:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-12 18:05:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:05:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:05:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:05:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:05:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:05:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:05:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:05:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:05:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:05:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:05:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:05:23,705 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:05:23,705 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:05:23,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:05:23 BoogieIcfgContainer [2020-10-12 18:05:23,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:05:23,711 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:05:23,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:05:23,715 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:05:23,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:05:21" (1/3) ... [2020-10-12 18:05:23,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@334f4cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:05:23, skipping insertion in model container [2020-10-12 18:05:23,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:22" (2/3) ... [2020-10-12 18:05:23,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@334f4cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:05:23, skipping insertion in model container [2020-10-12 18:05:23,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:05:23" (3/3) ... [2020-10-12 18:05:23,719 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02.cil.c [2020-10-12 18:05:23,729 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:05:23,737 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:05:23,751 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:05:23,776 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:05:23,776 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:05:23,776 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:05:23,777 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:05:23,777 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:05:23,777 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:05:23,777 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:05:23,777 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:05:23,798 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-10-12 18:05:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-12 18:05:23,808 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:23,809 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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] [2020-10-12 18:05:23,809 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:23,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:23,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1661019057, now seen corresponding path program 1 times [2020-10-12 18:05:23,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:23,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [541586538] [2020-10-12 18:05:23,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:25,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:25,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:26,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:26,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:26,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-12 18:05:26,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:05:26,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2827 [2020-10-12 18:05:26,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:26,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:05:26,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:26,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 18:05:26,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 18:05:27,500 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:05:27,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:27,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-12 18:05:27,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:27,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:05:27,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:27,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:27,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:27,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:27,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:05:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:27,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:27,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:27,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:27,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:27,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:27,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:27,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:27,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:05:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:27,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:27,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:27,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:27,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:27,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 18:05:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:27,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:27,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:27,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:05:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:05:27,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:05:27,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 18:05:27,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:27,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:27,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:27,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:27,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:27,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:05:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:27,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:27,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:27,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:27,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:27,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:27,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:05:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:27,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:27,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:27,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:27,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:27,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:27,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:27,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:27,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:27,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 18:05:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 18:05:27,790 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [541586538] [2020-10-12 18:05:27,792 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:05:27,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 18:05:27,793 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741851971] [2020-10-12 18:05:27,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 18:05:27,800 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:27,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 18:05:27,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 18:05:27,817 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 6 states. [2020-10-12 18:05:28,250 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:05:29,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:29,024 INFO L93 Difference]: Finished difference Result 215 states and 284 transitions. [2020-10-12 18:05:29,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 18:05:29,025 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-10-12 18:05:29,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:29,038 INFO L225 Difference]: With dead ends: 215 [2020-10-12 18:05:29,039 INFO L226 Difference]: Without dead ends: 121 [2020-10-12 18:05:29,043 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-12 18:05:29,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-10-12 18:05:29,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 95. [2020-10-12 18:05:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-12 18:05:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2020-10-12 18:05:29,122 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 59 [2020-10-12 18:05:29,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:29,123 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2020-10-12 18:05:29,123 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 18:05:29,123 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2020-10-12 18:05:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-12 18:05:29,127 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:29,127 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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] [2020-10-12 18:05:29,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:05:29,128 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:29,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:29,128 INFO L82 PathProgramCache]: Analyzing trace with hash -116553072, now seen corresponding path program 1 times [2020-10-12 18:05:29,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:29,129 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [475288402] [2020-10-12 18:05:29,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:29,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:29,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:29,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:29,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:29,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-12 18:05:29,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 18:05:29,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 684 [2020-10-12 18:05:29,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:29,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:05:29,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-12 18:05:29,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-12 18:05:29,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,175 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:05:30,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:30,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 18:05:30,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:30,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:30,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:30,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:30,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:30,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:30,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:05:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:30,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:30,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:30,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:30,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:30,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:30,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:30,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:30,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:05:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:30,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:30,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:30,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 18:05:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:30,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:30,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:30,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:30,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:05:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:05:30,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:05:30,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:30,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:05:30,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:30,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:30,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:05:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:30,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 18:05:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:30,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:30,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:30,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:30,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:30,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-12 18:05:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:30,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:30,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:30,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-12 18:05:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:30,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:30,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:30,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:30,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:30,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:30,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:30,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 18:05:30,364 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [475288402] [2020-10-12 18:05:30,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:05:30,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-12 18:05:30,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789024821] [2020-10-12 18:05:30,367 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 18:05:30,367 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:30,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 18:05:30,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-10-12 18:05:30,368 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 10 states. [2020-10-12 18:05:30,761 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:05:31,443 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:05:31,751 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:05:32,110 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 18:05:32,593 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 18:05:32,855 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 18:05:33,170 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-12 18:05:33,455 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-12 18:05:33,754 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-10-12 18:05:34,067 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-12 18:05:34,764 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 18:05:35,122 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-12 18:05:35,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:35,727 INFO L93 Difference]: Finished difference Result 306 states and 398 transitions. [2020-10-12 18:05:35,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-12 18:05:35,735 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 68 [2020-10-12 18:05:35,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:35,736 INFO L225 Difference]: With dead ends: 306 [2020-10-12 18:05:35,736 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:05:35,740 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=147, Invalid=453, Unknown=0, NotChecked=0, Total=600 [2020-10-12 18:05:35,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:05:35,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:05:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:05:35,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:05:35,741 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-10-12 18:05:35,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:35,741 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:05:35,741 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 18:05:35,741 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:05:35,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:05:35,742 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 18:05:35,744 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:05:38,018 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-12 18:05:38,257 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-12 18:05:38,431 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-10-12 18:05:38,604 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 21 [2020-10-12 18:05:38,854 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-12 18:05:39,181 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 12 [2020-10-12 18:05:39,346 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-10-12 18:05:39,554 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-12 18:05:39,775 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-12 18:05:39,937 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-10-12 18:05:40,180 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-12 18:05:40,330 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 15 [2020-10-12 18:05:40,496 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-10-12 18:05:40,679 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 18:05:40,843 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-10-12 18:05:41,004 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 22 [2020-10-12 18:05:41,309 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-12 18:05:41,515 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:05:41,692 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 18:05:41,849 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 22 [2020-10-12 18:05:42,015 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-10-12 18:05:42,320 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 12 [2020-10-12 18:05:42,491 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 18:05:42,650 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 22 [2020-10-12 18:05:42,814 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-12 18:05:42,975 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-10-12 18:05:43,269 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-12 18:05:43,438 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 18:05:43,634 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 18:05:43,941 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 12 [2020-10-12 18:05:44,251 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-12 18:05:44,539 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-12 18:05:44,544 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-12 18:05:44,544 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-12 18:05:44,544 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-12 18:05:44,544 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-12 18:05:44,544 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:05:44,544 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-12 18:05:44,545 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-12 18:05:44,546 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:05:44,546 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-12 18:05:44,546 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:05:44,546 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-12 18:05:44,546 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 765 771) the Hoare annotation is: true [2020-10-12 18:05:44,547 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 765 771) no Hoare annotation was computed. [2020-10-12 18:05:44,547 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 772 780) no Hoare annotation was computed. [2020-10-12 18:05:44,547 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 772 780) the Hoare annotation is: true [2020-10-12 18:05:44,547 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 772 780) no Hoare annotation was computed. [2020-10-12 18:05:44,547 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 696 703) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:44,548 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 696 703) no Hoare annotation was computed. [2020-10-12 18:05:44,548 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 696 703) no Hoare annotation was computed. [2020-10-12 18:05:44,548 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 704 713) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:44,548 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 704 713) no Hoare annotation was computed. [2020-10-12 18:05:44,548 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 704 713) no Hoare annotation was computed. [2020-10-12 18:05:44,548 INFO L268 CegarLoopResult]: For program point L709(line 709) no Hoare annotation was computed. [2020-10-12 18:05:44,548 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,548 INFO L268 CegarLoopResult]: For program point L727(lines 727 733) no Hoare annotation was computed. [2020-10-12 18:05:44,548 INFO L268 CegarLoopResult]: For program point L726(lines 726 736) no Hoare annotation was computed. [2020-10-12 18:05:44,548 INFO L271 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: true [2020-10-12 18:05:44,549 INFO L268 CegarLoopResult]: For program point L724-1(line 724) no Hoare annotation was computed. [2020-10-12 18:05:44,549 INFO L268 CegarLoopResult]: For program point L722(lines 722 739) no Hoare annotation was computed. [2020-10-12 18:05:44,549 INFO L268 CegarLoopResult]: For program point L722-1(lines 714 742) no Hoare annotation was computed. [2020-10-12 18:05:44,549 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 714 742) the Hoare annotation is: true [2020-10-12 18:05:44,549 INFO L271 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: true [2020-10-12 18:05:44,549 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-10-12 18:05:44,549 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 714 742) no Hoare annotation was computed. [2020-10-12 18:05:44,549 INFO L268 CegarLoopResult]: For program point L865(lines 865 872) no Hoare annotation was computed. [2020-10-12 18:05:44,550 INFO L268 CegarLoopResult]: For program point L865-1(lines 865 872) no Hoare annotation was computed. [2020-10-12 18:05:44,550 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-12 18:05:44,550 INFO L264 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,550 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 855 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,550 INFO L264 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,550 INFO L264 CegarLoopResult]: At program point L861-1(line 861) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,551 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 855 877) no Hoare annotation was computed. [2020-10-12 18:05:44,551 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 855 877) no Hoare annotation was computed. [2020-10-12 18:05:44,551 INFO L264 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,551 INFO L264 CegarLoopResult]: At program point L867-1(line 867) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,551 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 813 836) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 813 836) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 813 836) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-12 18:05:44,552 INFO L268 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 564 572) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 564 572) the Hoare annotation is: true [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 564 572) no Hoare annotation was computed. [2020-10-12 18:05:44,553 INFO L268 CegarLoopResult]: For program point L603(line 603) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point L603-1(line 603) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point L592(lines 592 600) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 573 608) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point L592-2(lines 592 600) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 573 608) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point L580(lines 580 588) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 573 608) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point L580-2(lines 580 588) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 758 764) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 758 764) the Hoare annotation is: true [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:05:44,554 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L264 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (= 1 ~systemActive~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) [2020-10-12 18:05:44,555 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 844 854) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 844 854) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 844 854) no Hoare annotation was computed. [2020-10-12 18:05:44,555 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 553 563) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point L558-1(line 558) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 553 563) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 553 563) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 545 552) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 545 552) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 545 552) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 530 536) no Hoare annotation was computed. [2020-10-12 18:05:44,556 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 530 536) the Hoare annotation is: true [2020-10-12 18:05:44,556 INFO L264 CegarLoopResult]: At program point testENTRY(lines 619 684) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:05:44,557 INFO L268 CegarLoopResult]: For program point L667(lines 667 671) no Hoare annotation was computed. [2020-10-12 18:05:44,557 INFO L264 CegarLoopResult]: At program point L667-2(lines 659 672) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2020-10-12 18:05:44,557 INFO L268 CegarLoopResult]: For program point testFINAL(lines 619 684) no Hoare annotation was computed. [2020-10-12 18:05:44,557 INFO L268 CegarLoopResult]: For program point L630(lines 629 676) no Hoare annotation was computed. [2020-10-12 18:05:44,557 INFO L264 CegarLoopResult]: At program point L661(line 661) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2020-10-12 18:05:44,557 INFO L268 CegarLoopResult]: For program point L659(lines 659 672) no Hoare annotation was computed. [2020-10-12 18:05:44,557 INFO L264 CegarLoopResult]: At program point L651(line 651) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2020-10-12 18:05:44,557 INFO L268 CegarLoopResult]: For program point L649(lines 649 655) no Hoare annotation was computed. [2020-10-12 18:05:44,557 INFO L268 CegarLoopResult]: For program point L649-1(lines 649 655) no Hoare annotation was computed. [2020-10-12 18:05:44,557 INFO L264 CegarLoopResult]: At program point L674(lines 629 676) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= 1 ~systemActive~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:05:44,557 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= 1 ~systemActive~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point L639(lines 639 645) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point L639-1(lines 639 645) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L264 CegarLoopResult]: At program point L677(lines 628 678) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= 1 ~systemActive~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point testEXIT(lines 619 684) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point L467-2(lines 467 475) no Hoare annotation was computed. [2020-10-12 18:05:44,558 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 459 481) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 459 481) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 459 481) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point L467(lines 467 475) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-12 18:05:44,559 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-12 18:05:44,560 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-12 18:05:44,561 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-12 18:05:44,561 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-12 18:05:44,561 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 748 757) no Hoare annotation was computed. [2020-10-12 18:05:44,561 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 748 757) no Hoare annotation was computed. [2020-10-12 18:05:44,561 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 748 757) no Hoare annotation was computed. [2020-10-12 18:05:44,561 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:44,561 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 18:05:44,562 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:44,562 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 537 544) no Hoare annotation was computed. [2020-10-12 18:05:44,562 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 537 544) no Hoare annotation was computed. [2020-10-12 18:05:44,562 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 537 544) no Hoare annotation was computed. [2020-10-12 18:05:44,562 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 482 490) the Hoare annotation is: true [2020-10-12 18:05:44,562 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 482 490) no Hoare annotation was computed. [2020-10-12 18:05:44,562 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 482 490) no Hoare annotation was computed. [2020-10-12 18:05:44,562 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 438 449) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 18:05:44,563 INFO L268 CegarLoopResult]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 438 449) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 450 458) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 450 458) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 450 458) no Hoare annotation was computed. [2020-10-12 18:05:44,563 INFO L264 CegarLoopResult]: At program point L512(line 512) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0) (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0))) [2020-10-12 18:05:44,564 INFO L268 CegarLoopResult]: For program point L510(lines 506 528) no Hoare annotation was computed. [2020-10-12 18:05:44,564 INFO L268 CegarLoopResult]: For program point L508(lines 506 528) no Hoare annotation was computed. [2020-10-12 18:05:44,564 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 503 529) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:44,564 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 503 529) no Hoare annotation was computed. [2020-10-12 18:05:44,564 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (<= 1 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0 (<= (+ ~switchedOnBeforeTS~0 1) 0)) (or (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0))) [2020-10-12 18:05:44,564 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 503 529) no Hoare annotation was computed. [2020-10-12 18:05:44,564 INFO L264 CegarLoopResult]: At program point L517(lines 517 523) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (<= 1 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0 (<= (+ ~switchedOnBeforeTS~0 1) 0)) (or (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0))) [2020-10-12 18:05:44,565 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 783 812) no Hoare annotation was computed. [2020-10-12 18:05:44,565 INFO L268 CegarLoopResult]: For program point L797(lines 797 801) no Hoare annotation was computed. [2020-10-12 18:05:44,565 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 783 812) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:44,565 INFO L264 CegarLoopResult]: At program point L797-1(lines 797 801) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (<= 1 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0 (<= (+ ~switchedOnBeforeTS~0 1) 0)) (or (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0))) [2020-10-12 18:05:44,565 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-10-12 18:05:44,565 INFO L264 CegarLoopResult]: At program point L793-2(lines 793 807) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (<= 1 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0 (<= (+ ~switchedOnBeforeTS~0 1) 0)) (or (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0))) [2020-10-12 18:05:44,566 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:44,566 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-10-12 18:05:44,566 INFO L271 CegarLoopResult]: At program point L808(lines 783 812) the Hoare annotation is: true [2020-10-12 18:05:44,566 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-12 18:05:44,566 INFO L268 CegarLoopResult]: For program point L418-1(lines 414 425) no Hoare annotation was computed. [2020-10-12 18:05:44,566 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 414 425) the Hoare annotation is: (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-12 18:05:44,566 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 414 425) no Hoare annotation was computed. [2020-10-12 18:05:44,566 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 837 843) no Hoare annotation was computed. [2020-10-12 18:05:44,567 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 837 843) the Hoare annotation is: true [2020-10-12 18:05:44,567 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:44,567 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= 1 ~systemActive~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-12 18:05:44,567 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:05:44,567 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:44,567 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 609 616) no Hoare annotation was computed. [2020-10-12 18:05:44,567 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 609 616) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2020-10-12 18:05:44,567 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 609 616) no Hoare annotation was computed. [2020-10-12 18:05:44,567 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 426 437) no Hoare annotation was computed. [2020-10-12 18:05:44,567 INFO L268 CegarLoopResult]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2020-10-12 18:05:44,567 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 426 437) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:44,568 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 686 693) no Hoare annotation was computed. [2020-10-12 18:05:44,568 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 690) no Hoare annotation was computed. [2020-10-12 18:05:44,568 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 686 693) the Hoare annotation is: true [2020-10-12 18:05:44,568 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 686 693) no Hoare annotation was computed. [2020-10-12 18:05:44,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:05:44 BoogieIcfgContainer [2020-10-12 18:05:44,589 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:05:44,591 INFO L168 Benchmark]: Toolchain (without parser) took 22604.45 ms. Allocated memory was 141.0 MB in the beginning and 595.1 MB in the end (delta: 454.0 MB). Free memory was 102.8 MB in the beginning and 394.6 MB in the end (delta: -291.8 MB). Peak memory consumption was 470.0 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:44,592 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 18:05:44,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.92 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 102.6 MB in the beginning and 172.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:44,594 INFO L168 Benchmark]: Boogie Preprocessor took 84.54 ms. Allocated memory is still 203.9 MB. Free memory was 172.6 MB in the beginning and 168.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:44,595 INFO L168 Benchmark]: RCFGBuilder took 1041.41 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 168.7 MB in the beginning and 197.6 MB in the end (delta: -28.9 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:44,596 INFO L168 Benchmark]: TraceAbstraction took 20878.26 ms. Allocated memory was 234.9 MB in the beginning and 595.1 MB in the end (delta: 360.2 MB). Free memory was 196.2 MB in the beginning and 394.6 MB in the end (delta: -198.4 MB). Peak memory consumption was 469.5 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:44,600 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 595.92 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 102.6 MB in the beginning and 172.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.54 ms. Allocated memory is still 203.9 MB. Free memory was 172.6 MB in the beginning and 168.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1041.41 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 168.7 MB in the beginning and 197.6 MB in the end (delta: -28.9 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20878.26 ms. Allocated memory was 234.9 MB in the beginning and 595.1 MB in the end (delta: 360.2 MB). Free memory was 196.2 MB in the beginning and 394.6 MB in the end (delta: -198.4 MB). Peak memory consumption was 469.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 690]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((((!(pumpRunning <= \old(switchedOnBeforeTS)) || 1 <= switchedOnBeforeTS) || \old(waterLevel) == waterLevel) || !(\old(switchedOnBeforeTS) <= pumpRunning)) || !(1 == systemActive)) || switchedOnBeforeTS + 1 <= 0) && ((switchedOnBeforeTS <= pumpRunning && pumpRunning <= switchedOnBeforeTS) || !(1 == systemActive)) - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((switchedOnBeforeTS <= pumpRunning && 1 == systemActive) && pumpRunning <= switchedOnBeforeTS)) || (((\old(systemActive) == systemActive && \old(waterLevel) == waterLevel) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && \old(methaneLevelCritical) == methaneLevelCritical) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((switchedOnBeforeTS <= pumpRunning && 1 == systemActive) && pumpRunning <= switchedOnBeforeTS)) || (((\old(systemActive) == systemActive && \old(waterLevel) == waterLevel) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && \old(methaneLevelCritical) == methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 208 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.9s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 280 SDtfs, 400 SDslu, 330 SDs, 0 SdLazy, 1456 SolverSat, 315 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 75 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 26 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 196 PreInvPairs, 284 NumberOfFragments, 911 HoareAnnotationTreeSize, 196 FomulaSimplifications, 9461 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 45 FomulaSimplificationsInter, 11918 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 42945 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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 correct! Received shutdown request...