/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=NARROWEST --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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:50:10,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:50:10,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:50:10,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:50:10,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:50:10,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:50:10,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:50:10,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:50:10,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:50:10,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:50:10,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:50:10,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:50:10,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:50:10,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:50:10,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:50:10,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:50:10,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:50:10,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:50:10,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:50:10,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:50:10,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:50:10,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:50:10,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:50:10,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:50:10,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:50:10,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:50:10,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:50:10,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:50:10,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:50:10,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:50:10,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:50:10,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:50:10,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:50:10,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:50:10,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:50:10,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:50:10,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:50:10,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:50:10,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:50:10,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:50:10,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:50:10,923 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 [2020-10-13 12:50:10,971 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:50:10,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:50:10,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:50:10,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:50:10,976 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:50:10,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:50:10,976 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:50:10,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:50:10,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:50:10,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:50:10,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:50:10,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:50:10,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:50:10,978 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:50:10,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:50:10,978 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:50:10,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:50:10,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:50:10,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:50:10,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:50:10,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:50:10,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:50:10,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:50:10,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:50:10,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:50:10,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:50:10,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:50:10,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:50:10,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:50:10,984 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:50:11,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:50:11,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:50:11,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:50:11,330 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:50:11,330 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:50:11,331 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2020-10-13 12:50:11,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a6f57a619/81d9040011874a3aa09f61300769166c/FLAGaeb1da7e7 [2020-10-13 12:50:11,881 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:50:11,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2020-10-13 12:50:11,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a6f57a619/81d9040011874a3aa09f61300769166c/FLAGaeb1da7e7 [2020-10-13 12:50:12,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a6f57a619/81d9040011874a3aa09f61300769166c [2020-10-13 12:50:12,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:50:12,211 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:50:12,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:50:12,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:50:12,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:50:12,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7503bbdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12, skipping insertion in model container [2020-10-13 12:50:12,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:50:12,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:50:12,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:50:12,584 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:50:12,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:50:12,799 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:50:12,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12 WrapperNode [2020-10-13 12:50:12,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:50:12,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:50:12,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:50:12,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:50:12,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (1/1) ... [2020-10-13 12:50:12,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:50:12,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:50:12,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:50:12,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:50:12,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (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 [2020-10-13 12:50:12,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:50:12,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:50:12,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:50:12,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:50:12,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:50:12,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:50:12,956 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:50:12,957 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:50:12,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:50:12,958 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:50:12,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:50:12,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:50:12,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:50:12,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:50:12,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:50:12,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:50:12,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:50:12,960 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:50:12,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:50:12,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:50:12,961 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-13 12:50:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:50:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:50:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:50:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:50:12,964 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:50:12,964 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-13 12:50:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:50:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:50:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:50:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:50:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:50:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:50:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:50:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:50:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:50:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:50:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:50:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:50:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:50:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:50:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:50:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:50:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:50:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:50:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:50:12,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:50:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:50:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:50:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:50:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:50:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:50:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:50:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:50:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:50:12,974 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:50:12,974 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:50:12,974 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:50:12,974 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:50:12,975 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:50:12,975 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:50:12,975 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:50:12,975 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:50:12,975 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:50:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:50:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:50:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:50:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:50:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:50:12,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:50:12,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:50:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:50:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:50:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:50:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:50:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:50:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:50:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:50:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:50:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:50:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:50:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:50:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:50:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-13 12:50:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:50:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:50:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:50:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-13 12:50:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:50:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:50:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:50:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:50:14,076 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:50:14,076 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:50:14,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:50:14 BoogieIcfgContainer [2020-10-13 12:50:14,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:50:14,083 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:50:14,083 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:50:14,087 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:50:14,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:50:12" (1/3) ... [2020-10-13 12:50:14,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11d0e018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:50:14, skipping insertion in model container [2020-10-13 12:50:14,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:12" (2/3) ... [2020-10-13 12:50:14,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11d0e018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:50:14, skipping insertion in model container [2020-10-13 12:50:14,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:50:14" (3/3) ... [2020-10-13 12:50:14,091 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product14.cil.c [2020-10-13 12:50:14,102 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:50:14,111 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:50:14,126 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:50:14,151 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:50:14,151 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:50:14,151 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:50:14,151 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:50:14,152 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:50:14,152 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:50:14,152 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:50:14,152 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:50:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-10-13 12:50:14,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-13 12:50:14,186 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:14,187 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] [2020-10-13 12:50:14,188 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:14,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:14,195 INFO L82 PathProgramCache]: Analyzing trace with hash -2005015922, now seen corresponding path program 1 times [2020-10-13 12:50:14,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:14,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1443812569] [2020-10-13 12:50:14,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:14,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:14,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:15,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:16,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:16,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-13 12:50:19,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:50:19,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4596 [2020-10-13 12:50:19,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:50:19,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:50:19,490 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:19,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:19,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-13 12:50:19,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:19,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:50:19,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:19,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:19,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:19,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:19,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:19,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:19,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:19,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:50:19,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:19,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:19,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:19,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:19,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:50:19,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:50:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:19,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:50:19,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:50:19,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:19,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:19,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:19,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 12:50:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:19,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:19,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:19,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:50:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:19,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:19,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:19,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:19,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:19,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:19,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:19,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:19,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:19,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:19,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:19,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:50:19,748 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1443812569] [2020-10-13 12:50:19,751 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:19,751 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:50:19,752 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34939171] [2020-10-13 12:50:19,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:50:19,759 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:19,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:50:19,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:50:19,784 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-10-13 12:50:20,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:50:20,838 INFO L93 Difference]: Finished difference Result 259 states and 334 transitions. [2020-10-13 12:50:20,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:50:20,840 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-13 12:50:20,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:50:20,857 INFO L225 Difference]: With dead ends: 259 [2020-10-13 12:50:20,857 INFO L226 Difference]: Without dead ends: 144 [2020-10-13 12:50:20,862 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:50:20,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-13 12:50:20,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 116. [2020-10-13 12:50:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-13 12:50:20,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2020-10-13 12:50:20,960 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2020-10-13 12:50:20,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:50:20,960 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2020-10-13 12:50:21,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:50:21,002 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2020-10-13 12:50:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-13 12:50:21,005 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:21,006 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] [2020-10-13 12:50:21,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:50:21,006 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:21,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:21,007 INFO L82 PathProgramCache]: Analyzing trace with hash 462950838, now seen corresponding path program 1 times [2020-10-13 12:50:21,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:21,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [477552167] [2020-10-13 12:50:21,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:21,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:21,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:21,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:21,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:22,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-13 12:50:26,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:50:26,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 12:50:26,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:50:26,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 12:50:26,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:50:26,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:26,461 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:26,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:26,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 12:50:26,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:26,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:26,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:26,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:26,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:26,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:26,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:26,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:26,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:26,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:26,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:26,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:26,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:26,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:26,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:26,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:26,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:26,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:50:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:26,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:26,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:50:26,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:50:26,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:26,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:26,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:26,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:26,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 12:50:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:26,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:26,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:26,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:26,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 12:50:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:26,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:26,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:26,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:26,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:26,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:26,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:26,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:26,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:50:26,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [477552167] [2020-10-13 12:50:26,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:26,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:50:26,627 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943940745] [2020-10-13 12:50:26,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:50:26,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:26,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:50:26,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:50:26,631 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 5 states. [2020-10-13 12:50:27,210 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:50:27,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:50:27,927 INFO L93 Difference]: Finished difference Result 200 states and 242 transitions. [2020-10-13 12:50:27,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:50:27,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-13 12:50:27,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:50:27,931 INFO L225 Difference]: With dead ends: 200 [2020-10-13 12:50:27,931 INFO L226 Difference]: Without dead ends: 134 [2020-10-13 12:50:27,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:50:27,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-13 12:50:27,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 107. [2020-10-13 12:50:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-13 12:50:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2020-10-13 12:50:27,986 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2020-10-13 12:50:27,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:50:27,987 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2020-10-13 12:50:27,987 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:50:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2020-10-13 12:50:27,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-13 12:50:27,989 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:27,990 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] [2020-10-13 12:50:27,990 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:50:27,990 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:27,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:27,991 INFO L82 PathProgramCache]: Analyzing trace with hash -152361795, now seen corresponding path program 1 times [2020-10-13 12:50:27,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:27,991 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1166213199] [2020-10-13 12:50:27,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:28,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:28,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:28,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:29,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-13 12:50:31,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:50:31,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3387 [2020-10-13 12:50:31,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:50:31,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-13 12:50:31,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:50:31,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:31,845 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:31,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:31,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:50:31,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:31,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:31,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:31,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:31,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:31,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:31,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:31,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:31,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:50:31,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:31,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:31,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:50:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:31,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:31,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:31,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:31,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:31,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:50:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:31,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:50:31,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:50:31,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:50:31,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:31,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 12:50:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:31,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:31,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:31,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:31,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:50:31,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:50:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:31,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:50:31,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 12:50:32,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1166213199] [2020-10-13 12:50:32,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:32,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:50:32,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777169477] [2020-10-13 12:50:32,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:50:32,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:32,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:50:32,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:50:32,027 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 8 states. [2020-10-13 12:50:32,487 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:50:33,150 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:50:33,730 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-13 12:50:33,990 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-13 12:50:34,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:50:34,060 INFO L93 Difference]: Finished difference Result 187 states and 234 transitions. [2020-10-13 12:50:34,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 12:50:34,061 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-13 12:50:34,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:50:34,062 INFO L225 Difference]: With dead ends: 187 [2020-10-13 12:50:34,062 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:50:34,064 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:50:34,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:50:34,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:50:34,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:50:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:50:34,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-13 12:50:34,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:50:34,068 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:50:34,069 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:50:34,069 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:50:34,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:50:34,071 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:50:34,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:50:35,162 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-10-13 12:50:35,328 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:35,542 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:35,703 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:35,871 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-13 12:50:36,092 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:36,262 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 16 [2020-10-13 12:50:36,449 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-13 12:50:36,620 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-13 12:50:36,779 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-13 12:50:36,934 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:37,132 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:37,305 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-13 12:50:37,481 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:37,649 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:37,804 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-13 12:50:37,992 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-10-13 12:50:37,996 INFO L268 CegarLoopResult]: For program point L280(lines 280 284) no Hoare annotation was computed. [2020-10-13 12:50:37,996 INFO L268 CegarLoopResult]: For program point L280-1(lines 280 284) no Hoare annotation was computed. [2020-10-13 12:50:37,997 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-13 12:50:37,997 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 249 304) no Hoare annotation was computed. [2020-10-13 12:50:37,997 INFO L268 CegarLoopResult]: For program point L274-2(lines 274 295) no Hoare annotation was computed. [2020-10-13 12:50:37,997 INFO L268 CegarLoopResult]: For program point L296(lines 273 297) no Hoare annotation was computed. [2020-10-13 12:50:37,998 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 249 304) no Hoare annotation was computed. [2020-10-13 12:50:37,998 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 249 304) no Hoare annotation was computed. [2020-10-13 12:50:37,998 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-10-13 12:50:37,998 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-13 12:50:37,998 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 305 364) no Hoare annotation was computed. [2020-10-13 12:50:37,998 INFO L268 CegarLoopResult]: For program point L337(lines 337 341) no Hoare annotation was computed. [2020-10-13 12:50:37,998 INFO L268 CegarLoopResult]: For program point L337-1(lines 337 341) no Hoare annotation was computed. [2020-10-13 12:50:37,999 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 305 364) no Hoare annotation was computed. [2020-10-13 12:50:37,999 INFO L268 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-10-13 12:50:37,999 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 305 364) no Hoare annotation was computed. [2020-10-13 12:50:37,999 INFO L268 CegarLoopResult]: For program point L331-2(lines 331 356) no Hoare annotation was computed. [2020-10-13 12:50:37,999 INFO L268 CegarLoopResult]: For program point L357(lines 330 358) no Hoare annotation was computed. [2020-10-13 12:50:37,999 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 895 901) the Hoare annotation is: true [2020-10-13 12:50:38,000 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 895 901) no Hoare annotation was computed. [2020-10-13 12:50:38,000 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 902 910) no Hoare annotation was computed. [2020-10-13 12:50:38,000 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 902 910) the Hoare annotation is: true [2020-10-13 12:50:38,000 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 902 910) no Hoare annotation was computed. [2020-10-13 12:50:38,000 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,000 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-10-13 12:50:38,001 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-10-13 12:50:38,001 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,001 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-10-13 12:50:38,001 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-13 12:50:38,001 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-10-13 12:50:38,001 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-10-13 12:50:38,001 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-13 12:50:38,002 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-10-13 12:50:38,002 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-13 12:50:38,002 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-10-13 12:50:38,002 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-10-13 12:50:38,002 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-10-13 12:50:38,002 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-10-13 12:50:38,002 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-10-13 12:50:38,003 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-10-13 12:50:38,003 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-10-13 12:50:38,003 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 173 195) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,003 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,003 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 173 195) no Hoare annotation was computed. [2020-10-13 12:50:38,003 INFO L264 CegarLoopResult]: At program point L185-1(line 185) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,004 INFO L268 CegarLoopResult]: For program point L183(lines 183 190) no Hoare annotation was computed. [2020-10-13 12:50:38,004 INFO L268 CegarLoopResult]: For program point L183-1(lines 183 190) no Hoare annotation was computed. [2020-10-13 12:50:38,004 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-13 12:50:38,004 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,004 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,005 INFO L264 CegarLoopResult]: At program point L179-1(line 179) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,005 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 173 195) no Hoare annotation was computed. [2020-10-13 12:50:38,005 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 127 150) no Hoare annotation was computed. [2020-10-13 12:50:38,005 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 127 150) no Hoare annotation was computed. [2020-10-13 12:50:38,005 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 127 150) no Hoare annotation was computed. [2020-10-13 12:50:38,005 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-13 12:50:38,005 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-13 12:50:38,006 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-13 12:50:38,007 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-13 12:50:38,007 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-13 12:50:38,007 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-13 12:50:38,007 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-13 12:50:38,007 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 599 605) no Hoare annotation was computed. [2020-10-13 12:50:38,007 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 599 605) the Hoare annotation is: true [2020-10-13 12:50:38,007 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 632 639) no Hoare annotation was computed. [2020-10-13 12:50:38,008 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 632 639) no Hoare annotation was computed. [2020-10-13 12:50:38,008 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 632 639) no Hoare annotation was computed. [2020-10-13 12:50:38,008 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 676 684) no Hoare annotation was computed. [2020-10-13 12:50:38,008 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 676 684) the Hoare annotation is: true [2020-10-13 12:50:38,008 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 676 684) no Hoare annotation was computed. [2020-10-13 12:50:38,008 INFO L268 CegarLoopResult]: For program point L704(lines 704 712) no Hoare annotation was computed. [2020-10-13 12:50:38,008 INFO L268 CegarLoopResult]: For program point L704-2(lines 704 712) no Hoare annotation was computed. [2020-10-13 12:50:38,009 INFO L268 CegarLoopResult]: For program point L692(lines 692 700) no Hoare annotation was computed. [2020-10-13 12:50:38,009 INFO L268 CegarLoopResult]: For program point L692-2(lines 692 700) no Hoare annotation was computed. [2020-10-13 12:50:38,009 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 685 720) no Hoare annotation was computed. [2020-10-13 12:50:38,009 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-10-13 12:50:38,009 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-10-13 12:50:38,009 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 685 720) no Hoare annotation was computed. [2020-10-13 12:50:38,009 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 685 720) no Hoare annotation was computed. [2020-10-13 12:50:38,010 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 888 894) no Hoare annotation was computed. [2020-10-13 12:50:38,010 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 888 894) the Hoare annotation is: true [2020-10-13 12:50:38,010 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 203 248) no Hoare annotation was computed. [2020-10-13 12:50:38,010 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 203 248) no Hoare annotation was computed. [2020-10-13 12:50:38,010 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 203 248) no Hoare annotation was computed. [2020-10-13 12:50:38,010 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 516 561) no Hoare annotation was computed. [2020-10-13 12:50:38,010 INFO L268 CegarLoopResult]: For program point L536(lines 536 543) no Hoare annotation was computed. [2020-10-13 12:50:38,010 INFO L268 CegarLoopResult]: For program point L530(lines 530 550) no Hoare annotation was computed. [2020-10-13 12:50:38,011 INFO L268 CegarLoopResult]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2020-10-13 12:50:38,011 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 516 561) no Hoare annotation was computed. [2020-10-13 12:50:38,011 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 516 561) no Hoare annotation was computed. [2020-10-13 12:50:38,011 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 159 169) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,011 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 159 169) no Hoare annotation was computed. [2020-10-13 12:50:38,011 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 159 169) no Hoare annotation was computed. [2020-10-13 12:50:38,012 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,012 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 665 675) the Hoare annotation is: true [2020-10-13 12:50:38,012 INFO L271 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: true [2020-10-13 12:50:38,012 INFO L268 CegarLoopResult]: For program point L670-1(line 670) no Hoare annotation was computed. [2020-10-13 12:50:38,012 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 665 675) no Hoare annotation was computed. [2020-10-13 12:50:38,012 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 665 675) no Hoare annotation was computed. [2020-10-13 12:50:38,012 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 657 664) the Hoare annotation is: true [2020-10-13 12:50:38,013 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 657 664) no Hoare annotation was computed. [2020-10-13 12:50:38,013 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 657 664) no Hoare annotation was computed. [2020-10-13 12:50:38,013 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 607 631) no Hoare annotation was computed. [2020-10-13 12:50:38,013 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 607 631) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:50:38,013 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:50:38,013 INFO L268 CegarLoopResult]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2020-10-13 12:50:38,013 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:50:38,013 INFO L264 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:50:38,014 INFO L268 CegarLoopResult]: For program point L615(lines 615 623) no Hoare annotation was computed. [2020-10-13 12:50:38,014 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:50:38,014 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-10-13 12:50:38,014 INFO L268 CegarLoopResult]: For program point L611(lines 611 628) no Hoare annotation was computed. [2020-10-13 12:50:38,014 INFO L264 CegarLoopResult]: At program point L865(lines 820 867) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,014 INFO L264 CegarLoopResult]: At program point L832(line 832) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,015 INFO L264 CegarLoopResult]: At program point testENTRY(lines 810 875) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:50:38,015 INFO L268 CegarLoopResult]: For program point L830(lines 830 836) no Hoare annotation was computed. [2020-10-13 12:50:38,015 INFO L268 CegarLoopResult]: For program point L830-1(lines 830 836) no Hoare annotation was computed. [2020-10-13 12:50:38,015 INFO L268 CegarLoopResult]: For program point testFINAL(lines 810 875) no Hoare annotation was computed. [2020-10-13 12:50:38,015 INFO L268 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-10-13 12:50:38,015 INFO L264 CegarLoopResult]: At program point L868(lines 819 869) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:50:38,015 INFO L268 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2020-10-13 12:50:38,015 INFO L264 CegarLoopResult]: At program point L858-2(lines 850 863) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,016 INFO L268 CegarLoopResult]: For program point L821(lines 820 867) no Hoare annotation was computed. [2020-10-13 12:50:38,016 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,016 INFO L268 CegarLoopResult]: For program point L850(lines 850 863) no Hoare annotation was computed. [2020-10-13 12:50:38,016 INFO L264 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,016 INFO L268 CegarLoopResult]: For program point L840(lines 840 846) no Hoare annotation was computed. [2020-10-13 12:50:38,016 INFO L268 CegarLoopResult]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2020-10-13 12:50:38,016 INFO L268 CegarLoopResult]: For program point testEXIT(lines 810 875) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 470 515) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 470 515) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 470 515) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point L490(lines 490 497) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point L484(lines 484 504) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point L484-1(lines 484 504) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point L785(lines 785 793) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point L785-2(lines 785 793) no Hoare annotation was computed. [2020-10-13 12:50:38,017 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 777 799) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 777 799) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 777 799) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point L417(lines 416 436) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point L448-1(line 448) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 367 469) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point L413(lines 413 454) no Hoare annotation was computed. [2020-10-13 12:50:38,018 INFO L268 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point L391(lines 391 395) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point L455(lines 455 466) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 367 469) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point L418(lines 418 422) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point L416-2(lines 416 436) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point L437(lines 415 438) no Hoare annotation was computed. [2020-10-13 12:50:38,019 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 367 469) no Hoare annotation was computed. [2020-10-13 12:50:38,020 INFO L268 CegarLoopResult]: For program point L396(lines 396 412) no Hoare annotation was computed. [2020-10-13 12:50:38,020 INFO L268 CegarLoopResult]: For program point L456(lines 456 463) no Hoare annotation was computed. [2020-10-13 12:50:38,020 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 878 887) no Hoare annotation was computed. [2020-10-13 12:50:38,020 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 878 887) no Hoare annotation was computed. [2020-10-13 12:50:38,020 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 878 887) no Hoare annotation was computed. [2020-10-13 12:50:38,020 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:50:38,021 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#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~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.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~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.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)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#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)|)) [2020-10-13 12:50:38,021 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:50:38,021 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 640 656) no Hoare annotation was computed. [2020-10-13 12:50:38,021 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-10-13 12:50:38,021 INFO L268 CegarLoopResult]: For program point L651-1(lines 640 656) no Hoare annotation was computed. [2020-10-13 12:50:38,021 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 640 656) no Hoare annotation was computed. [2020-10-13 12:50:38,021 INFO L268 CegarLoopResult]: For program point L647(lines 647 653) no Hoare annotation was computed. [2020-10-13 12:50:38,021 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-10-13 12:50:38,022 INFO L268 CegarLoopResult]: For program point L645-1(line 645) no Hoare annotation was computed. [2020-10-13 12:50:38,022 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 800 808) the Hoare annotation is: true [2020-10-13 12:50:38,022 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 800 808) no Hoare annotation was computed. [2020-10-13 12:50:38,022 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 800 808) no Hoare annotation was computed. [2020-10-13 12:50:38,022 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 756 767) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:50:38,022 INFO L268 CegarLoopResult]: For program point L760-1(lines 756 767) no Hoare annotation was computed. [2020-10-13 12:50:38,022 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 756 767) no Hoare annotation was computed. [2020-10-13 12:50:38,022 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:50:38,023 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:50:38,023 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:50:38,023 INFO L268 CegarLoopResult]: For program point L577(lines 575 597) no Hoare annotation was computed. [2020-10-13 12:50:38,023 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 572 598) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-13 12:50:38,023 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,023 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 572 598) no Hoare annotation was computed. [2020-10-13 12:50:38,023 INFO L264 CegarLoopResult]: At program point L586(lines 586 592) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,024 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 572 598) no Hoare annotation was computed. [2020-10-13 12:50:38,024 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:50:38,024 INFO L268 CegarLoopResult]: For program point L579(lines 575 597) no Hoare annotation was computed. [2020-10-13 12:50:38,024 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 94 123) no Hoare annotation was computed. [2020-10-13 12:50:38,024 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 94 123) the Hoare annotation is: true [2020-10-13 12:50:38,024 INFO L271 CegarLoopResult]: At program point L119(lines 94 123) the Hoare annotation is: true [2020-10-13 12:50:38,024 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-13 12:50:38,024 INFO L268 CegarLoopResult]: For program point L108(lines 108 112) no Hoare annotation was computed. [2020-10-13 12:50:38,025 INFO L271 CegarLoopResult]: At program point L108-1(lines 108 112) the Hoare annotation is: true [2020-10-13 12:50:38,025 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-13 12:50:38,025 INFO L271 CegarLoopResult]: At program point L104-2(lines 104 118) the Hoare annotation is: true [2020-10-13 12:50:38,025 INFO L271 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: true [2020-10-13 12:50:38,025 INFO L268 CegarLoopResult]: For program point L100-1(line 100) no Hoare annotation was computed. [2020-10-13 12:50:38,025 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 768 776) the Hoare annotation is: true [2020-10-13 12:50:38,025 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 768 776) no Hoare annotation was computed. [2020-10-13 12:50:38,026 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 768 776) no Hoare annotation was computed. [2020-10-13 12:50:38,026 INFO L268 CegarLoopResult]: For program point L736-1(lines 732 743) no Hoare annotation was computed. [2020-10-13 12:50:38,026 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 732 743) the Hoare annotation is: true [2020-10-13 12:50:38,026 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 732 743) no Hoare annotation was computed. [2020-10-13 12:50:38,026 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 151 157) no Hoare annotation was computed. [2020-10-13 12:50:38,026 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 151 157) the Hoare annotation is: true [2020-10-13 12:50:38,026 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:50:38,027 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-13 12:50:38,027 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:50:38,027 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:50:38,027 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 721 728) no Hoare annotation was computed. [2020-10-13 12:50:38,027 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 721 728) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,027 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 721 728) no Hoare annotation was computed. [2020-10-13 12:50:38,027 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 744 755) no Hoare annotation was computed. [2020-10-13 12:50:38,027 INFO L268 CegarLoopResult]: For program point L748-1(lines 744 755) no Hoare annotation was computed. [2020-10-13 12:50:38,028 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 744 755) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-13 12:50:38,028 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 912 919) no Hoare annotation was computed. [2020-10-13 12:50:38,028 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-10-13 12:50:38,028 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 912 919) the Hoare annotation is: true [2020-10-13 12:50:38,028 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 912 919) no Hoare annotation was computed. [2020-10-13 12:50:38,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:50:38 BoogieIcfgContainer [2020-10-13 12:50:38,046 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:50:38,048 INFO L168 Benchmark]: Toolchain (without parser) took 25837.96 ms. Allocated memory was 140.0 MB in the beginning and 667.9 MB in the end (delta: 528.0 MB). Free memory was 101.9 MB in the beginning and 349.0 MB in the end (delta: -247.1 MB). Peak memory consumption was 496.9 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:38,049 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-10-13 12:50:38,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.42 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 173.4 MB in the end (delta: -71.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:38,051 INFO L168 Benchmark]: Boogie Preprocessor took 85.11 ms. Allocated memory is still 203.4 MB. Free memory was 173.4 MB in the beginning and 168.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:38,052 INFO L168 Benchmark]: RCFGBuilder took 1196.21 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 168.9 MB in the beginning and 200.4 MB in the end (delta: -31.5 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:38,053 INFO L168 Benchmark]: TraceAbstraction took 23962.95 ms. Allocated memory was 237.0 MB in the beginning and 667.9 MB in the end (delta: 431.0 MB). Free memory was 200.4 MB in the beginning and 349.0 MB in the end (delta: -148.6 MB). Peak memory consumption was 498.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:38,057 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 588.42 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 173.4 MB in the end (delta: -71.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.11 ms. Allocated memory is still 203.4 MB. Free memory was 173.4 MB in the beginning and 168.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1196.21 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 168.9 MB in the beginning and 200.4 MB in the end (delta: -31.5 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23962.95 ms. Allocated memory was 237.0 MB in the beginning and 667.9 MB in the end (delta: 431.0 MB). Free memory was 200.4 MB in the beginning and 349.0 MB in the end (delta: -148.6 MB). Peak memory consumption was 498.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: 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: 819]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.9s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 297 SDtfs, 308 SDslu, 207 SDs, 0 SdLazy, 609 SolverSat, 180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 160 PreInvPairs, 180 NumberOfFragments, 716 HoareAnnotationTreeSize, 160 FomulaSimplifications, 3570 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4939 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.7s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 49407 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...