/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:42:55,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:42:55,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:42:55,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:42:55,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:42:55,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:42:55,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:42:55,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:42:55,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:42:55,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:42:55,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:42:55,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:42:55,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:42:55,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:42:55,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:42:55,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:42:55,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:42:55,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:42:55,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:42:55,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:42:55,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:42:55,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:42:55,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:42:55,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:42:55,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:42:55,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:42:55,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:42:55,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:42:55,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:42:55,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:42:55,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:42:55,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:42:55,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:42:55,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:42:55,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:42:55,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:42:55,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:42:55,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:42:55,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:42:55,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:42:55,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:42:55,869 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 [2020-10-29 11:42:55,924 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:42:55,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:42:55,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:42:55,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:42:55,930 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:42:55,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:42:55,930 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:42:55,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:42:55,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:42:55,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:42:55,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:42:55,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:42:55,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:42:55,933 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:42:55,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:42:55,934 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:42:55,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:42:55,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:42:55,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:42:55,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:42:55,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:42:55,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:55,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:42:55,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:42:55,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:42:55,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:42:55,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:42:55,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:42:55,939 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:42:55,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:42:56,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:42:56,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:42:56,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:42:56,335 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:42:56,336 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:42:56,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2020-10-29 11:42:56,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dbf8ffda/95fa79e94679463d86cc4fba36510d04/FLAGb99368048 [2020-10-29 11:42:57,269 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:42:57,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2020-10-29 11:42:57,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dbf8ffda/95fa79e94679463d86cc4fba36510d04/FLAGb99368048 [2020-10-29 11:42:57,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dbf8ffda/95fa79e94679463d86cc4fba36510d04 [2020-10-29 11:42:57,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:42:57,535 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:42:57,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:57,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:42:57,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:42:57,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:57" (1/1) ... [2020-10-29 11:42:57,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a648592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:57, skipping insertion in model container [2020-10-29 11:42:57,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:57" (1/1) ... [2020-10-29 11:42:57,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:42:57,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:42:57,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:57,947 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:42:58,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:58,066 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:42:58,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58 WrapperNode [2020-10-29 11:42:58,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:58,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:42:58,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:42:58,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:42:58,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (1/1) ... [2020-10-29 11:42:58,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (1/1) ... [2020-10-29 11:42:58,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (1/1) ... [2020-10-29 11:42:58,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (1/1) ... [2020-10-29 11:42:58,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (1/1) ... [2020-10-29 11:42:58,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (1/1) ... [2020-10-29 11:42:58,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (1/1) ... [2020-10-29 11:42:58,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:42:58,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:42:58,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:42:58,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:42:58,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (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 [2020-10-29 11:42:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:42:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:42:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:42:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:42:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:42:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:42:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:42:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:42:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:42:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:42:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:42:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:42:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:42:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:42:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:42:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:42:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:42:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:42:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:42:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:42:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:42:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:42:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:42:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:42:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:42:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:42:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:42:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:42:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:42:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:42:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:42:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:42:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:42:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:42:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:42:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:42:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:42:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:42:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:42:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:42:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:42:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:42:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:42:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:42:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:58,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:42:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:42:58,261 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:42:58,261 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:42:58,261 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:42:58,261 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:42:58,261 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:42:58,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:42:58,262 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:42:58,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:42:58,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:42:58,262 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:42:58,262 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:42:58,262 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:42:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:42:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:42:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:42:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:42:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:42:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:42:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:42:59,365 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:42:59,366 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:42:59,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:59 BoogieIcfgContainer [2020-10-29 11:42:59,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:42:59,370 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:42:59,370 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:42:59,374 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:42:59,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:42:57" (1/3) ... [2020-10-29 11:42:59,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@608ea72b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:59, skipping insertion in model container [2020-10-29 11:42:59,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:58" (2/3) ... [2020-10-29 11:42:59,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@608ea72b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:59, skipping insertion in model container [2020-10-29 11:42:59,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:59" (3/3) ... [2020-10-29 11:42:59,378 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product13.cil.c [2020-10-29 11:42:59,390 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:42:59,396 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:42:59,431 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:42:59,459 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:42:59,460 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:42:59,460 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:42:59,460 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:42:59,460 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:42:59,460 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:42:59,460 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:42:59,460 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:42:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-10-29 11:42:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:42:59,493 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:59,494 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:59,495 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:59,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:59,502 INFO L82 PathProgramCache]: Analyzing trace with hash -562805867, now seen corresponding path program 1 times [2020-10-29 11:42:59,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:59,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [796196850] [2020-10-29 11:42:59,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:59,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:00,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:00,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:01,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:01,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:43:04,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:04,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 11:43:04,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:04,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:43:04,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:43:05,208 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:05,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:05,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:05,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:05,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:05,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:05,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-29 11:43:05,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:05,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:05,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:05,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:05,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:05,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:05,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:05,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:05,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:05,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:05,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:05,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:05,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:05,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:05,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:05,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:05,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:05,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:05,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:05,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:05,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:05,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:05,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:05,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:05,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:05,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:05,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:05,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:05,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:05,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:05,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:05,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:05,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:05,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:05,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:05,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:05,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:05,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:05,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:05,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:05,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:05,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:05,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:05,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:05,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:05,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:05,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:43:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:05,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:05,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:05,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:05,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:05,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:05,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:05,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:05,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:05,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:05,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:05,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:05,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:43:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:05,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:05,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:05,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:05,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:05,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:43:05,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:05,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:05,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:05,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:05,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:05,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:05,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:05,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [796196850] [2020-10-29 11:43:05,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:05,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:43:05,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80778648] [2020-10-29 11:43:05,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:43:05,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:05,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:43:05,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:43:05,466 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 4 states. [2020-10-29 11:43:05,891 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:06,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:06,977 INFO L93 Difference]: Finished difference Result 248 states and 327 transitions. [2020-10-29 11:43:06,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:43:06,980 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:43:06,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:06,993 INFO L225 Difference]: With dead ends: 248 [2020-10-29 11:43:06,993 INFO L226 Difference]: Without dead ends: 133 [2020-10-29 11:43:06,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:43:07,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-29 11:43:07,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 103. [2020-10-29 11:43:07,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-29 11:43:07,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-10-29 11:43:07,092 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 47 [2020-10-29 11:43:07,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:07,092 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-10-29 11:43:07,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:43:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-10-29 11:43:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 11:43:07,096 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:07,096 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:43:07,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:43:07,097 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:43:07,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:07,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1982108132, now seen corresponding path program 1 times [2020-10-29 11:43:07,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:07,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [42378569] [2020-10-29 11:43:07,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:07,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:07,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:08,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:08,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:09,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 11:43:12,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:12,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 11:43:12,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:43:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:43:12,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,537 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:12,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:12,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 11:43:12,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:12,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:12,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:12,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:12,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:12,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:12,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:12,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:12,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:12,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:12,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:12,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:12,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:12,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:12,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:12,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:12,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:12,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:12,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:43:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:43:12,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:12,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:12,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:43:12,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:43:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:12,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:12,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:12,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:12,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:43:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:12,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:43:12,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:12,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:12,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:12,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:43:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:12,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:12,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:12,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:12,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:12,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:12,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:12,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:12,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:12,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:12,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:12,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:12,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:12,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [42378569] [2020-10-29 11:43:12,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:12,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:43:12,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871409173] [2020-10-29 11:43:12,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:43:12,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:12,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:43:12,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:43:12,773 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 8 states. [2020-10-29 11:43:13,347 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:14,974 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:43:15,427 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:15,824 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:43:16,231 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:43:16,753 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:17,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:17,956 INFO L93 Difference]: Finished difference Result 325 states and 446 transitions. [2020-10-29 11:43:17,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:43:17,963 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-29 11:43:17,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:17,972 INFO L225 Difference]: With dead ends: 325 [2020-10-29 11:43:17,972 INFO L226 Difference]: Without dead ends: 246 [2020-10-29 11:43:17,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:43:17,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-29 11:43:18,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 179. [2020-10-29 11:43:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-29 11:43:18,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 216 transitions. [2020-10-29 11:43:18,098 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 216 transitions. Word has length 56 [2020-10-29 11:43:18,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:18,098 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 216 transitions. [2020-10-29 11:43:18,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:43:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 216 transitions. [2020-10-29 11:43:18,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:43:18,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:18,110 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:43:18,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:43:18,111 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:43:18,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:18,112 INFO L82 PathProgramCache]: Analyzing trace with hash -701123503, now seen corresponding path program 1 times [2020-10-29 11:43:18,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:18,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1448333940] [2020-10-29 11:43:18,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:18,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:18,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:19,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:20,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:22,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:22,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 11:43:22,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:43:22,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4836 [2020-10-29 11:43:22,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:22,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:22,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:43:22,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:22,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:43:22,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,429 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:23,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:23,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-29 11:43:23,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:23,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:23,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:23,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:23,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:23,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:23,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:23,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:23,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:23,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:23,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:23,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:23,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:23,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:43:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:23,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:23,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:23,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:43:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:43:23,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:43:23,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:43:23,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:23,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:43:23,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:43:23,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:43:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:23,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:43:23,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:23,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:43:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:23,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:23,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:23,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:23,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:43:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:23,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:23,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:23,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:43:23,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:23,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:23,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:23,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1448333940] [2020-10-29 11:43:23,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:23,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:43:23,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249389256] [2020-10-29 11:43:23,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:43:23,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:23,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:43:23,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:43:23,752 INFO L87 Difference]: Start difference. First operand 179 states and 216 transitions. Second operand 10 states. [2020-10-29 11:43:24,337 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:25,799 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:43:26,201 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:26,580 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:43:26,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:26,815 INFO L93 Difference]: Finished difference Result 298 states and 384 transitions. [2020-10-29 11:43:26,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:43:26,816 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-10-29 11:43:26,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:26,816 INFO L225 Difference]: With dead ends: 298 [2020-10-29 11:43:26,817 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:43:26,820 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:43:26,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:43:26,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:43:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:43:26,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:43:26,825 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:43:26,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:26,825 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:43:26,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:43:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:43:26,825 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:43:26,826 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:43:26,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:43:26,956 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:43:27,234 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:43:27,343 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:43:29,967 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:43:30,517 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:30,782 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:31,082 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:31,355 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:31,698 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:32,260 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:32,537 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:33,092 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:43:33,633 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:34,190 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:34,733 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:43:35,024 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:35,564 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:35,884 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:36,160 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:36,433 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:36,733 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:37,012 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:37,566 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:37,840 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:38,120 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:43:38,671 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:39,200 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:43:39,243 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:43:39,243 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:43:39,243 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:43:39,243 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point L211(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point L211-1(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 226) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point L227(lines 204 228) no Hoare annotation was computed. [2020-10-29 11:43:39,244 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point L288(lines 261 289) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point L268(lines 268 272) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point L268-1(lines 268 272) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L274 CegarLoopResult]: For program point L262-2(lines 262 287) no Hoare annotation was computed. [2020-10-29 11:43:39,245 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 867 873) the Hoare annotation is: true [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 867 873) no Hoare annotation was computed. [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 874 882) no Hoare annotation was computed. [2020-10-29 11:43:39,246 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 874 882) the Hoare annotation is: true [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 874 882) no Hoare annotation was computed. [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point L512(lines 512 525) no Hoare annotation was computed. [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point L512-1(lines 504 528) no Hoare annotation was computed. [2020-10-29 11:43:39,246 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 504 528) the Hoare annotation is: true [2020-10-29 11:43:39,246 INFO L277 CegarLoopResult]: At program point L510(line 510) the Hoare annotation is: true [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point L510-1(line 510) no Hoare annotation was computed. [2020-10-29 11:43:39,246 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 504 528) no Hoare annotation was computed. [2020-10-29 11:43:39,247 INFO L270 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:43:39,247 INFO L274 CegarLoopResult]: For program point L516(lines 516 522) no Hoare annotation was computed. [2020-10-29 11:43:39,247 INFO L270 CegarLoopResult]: At program point L514(line 514) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:43:39,247 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 608 630) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,247 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 608 630) no Hoare annotation was computed. [2020-10-29 11:43:39,247 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 608 630) no Hoare annotation was computed. [2020-10-29 11:43:39,248 INFO L270 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,248 INFO L270 CegarLoopResult]: At program point L620-1(line 620) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,248 INFO L274 CegarLoopResult]: For program point L618(lines 618 625) no Hoare annotation was computed. [2020-10-29 11:43:39,248 INFO L274 CegarLoopResult]: For program point L618-1(lines 618 625) no Hoare annotation was computed. [2020-10-29 11:43:39,248 INFO L274 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-10-29 11:43:39,248 INFO L270 CegarLoopResult]: At program point L615(line 615) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,249 INFO L270 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,249 INFO L270 CegarLoopResult]: At program point L614-1(line 614) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,249 INFO L274 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-29 11:43:39,249 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-29 11:43:39,249 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 563 586) no Hoare annotation was computed. [2020-10-29 11:43:39,249 INFO L274 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-29 11:43:39,249 INFO L274 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 563 586) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 563 586) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-29 11:43:39,250 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 661 667) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 661 667) the Hoare annotation is: true [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 694 701) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 694 701) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 694 701) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 738 746) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 738 746) the Hoare annotation is: true [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 738 746) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2020-10-29 11:43:39,251 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 747 782) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 747 782) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 747 782) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 860 866) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 860 866) the Hoare annotation is: true [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point L478(lines 478 479) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point L471(lines 471 472) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point L467(lines 467 474) no Hoare annotation was computed. [2020-10-29 11:43:39,252 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 471 472) no Hoare annotation was computed. [2020-10-29 11:43:39,253 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 478 479) no Hoare annotation was computed. [2020-10-29 11:43:39,253 INFO L274 CegarLoopResult]: For program point L461(lines 461 481) no Hoare annotation was computed. [2020-10-29 11:43:39,253 INFO L274 CegarLoopResult]: For program point L461-1(lines 461 481) no Hoare annotation was computed. [2020-10-29 11:43:39,253 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:43:39,253 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:43:39,253 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 595 604) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,253 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 595 604) no Hoare annotation was computed. [2020-10-29 11:43:39,253 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 595 604) no Hoare annotation was computed. [2020-10-29 11:43:39,254 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 727 737) the Hoare annotation is: true [2020-10-29 11:43:39,254 INFO L277 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: true [2020-10-29 11:43:39,254 INFO L274 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-10-29 11:43:39,254 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 727 737) no Hoare annotation was computed. [2020-10-29 11:43:39,254 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 727 737) no Hoare annotation was computed. [2020-10-29 11:43:39,254 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 719 726) the Hoare annotation is: true [2020-10-29 11:43:39,254 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 719 726) no Hoare annotation was computed. [2020-10-29 11:43:39,254 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 719 726) no Hoare annotation was computed. [2020-10-29 11:43:39,254 INFO L274 CegarLoopResult]: For program point L673(lines 673 690) no Hoare annotation was computed. [2020-10-29 11:43:39,254 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 669 693) no Hoare annotation was computed. [2020-10-29 11:43:39,255 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 669 693) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,255 INFO L270 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,255 INFO L274 CegarLoopResult]: For program point L688-1(lines 669 693) no Hoare annotation was computed. [2020-10-29 11:43:39,255 INFO L270 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,255 INFO L270 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,255 INFO L274 CegarLoopResult]: For program point L677(lines 677 685) no Hoare annotation was computed. [2020-10-29 11:43:39,255 INFO L270 CegarLoopResult]: At program point L675(line 675) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,255 INFO L274 CegarLoopResult]: For program point L675-1(line 675) no Hoare annotation was computed. [2020-10-29 11:43:39,256 INFO L270 CegarLoopResult]: At program point testENTRY(lines 784 847) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:39,256 INFO L274 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2020-10-29 11:43:39,256 INFO L270 CegarLoopResult]: At program point L830-2(lines 824 835) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:39,256 INFO L274 CegarLoopResult]: For program point L795(lines 794 839) no Hoare annotation was computed. [2020-10-29 11:43:39,256 INFO L274 CegarLoopResult]: For program point L824(lines 824 835) no Hoare annotation was computed. [2020-10-29 11:43:39,256 INFO L274 CegarLoopResult]: For program point testFINAL(lines 784 847) no Hoare annotation was computed. [2020-10-29 11:43:39,256 INFO L270 CegarLoopResult]: At program point L816(line 816) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:39,256 INFO L274 CegarLoopResult]: For program point L814(lines 814 820) no Hoare annotation was computed. [2020-10-29 11:43:39,257 INFO L274 CegarLoopResult]: For program point L814-1(lines 814 820) no Hoare annotation was computed. [2020-10-29 11:43:39,257 INFO L270 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:39,257 INFO L270 CegarLoopResult]: At program point L837(lines 794 839) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:39,257 INFO L274 CegarLoopResult]: For program point L804(lines 804 810) no Hoare annotation was computed. [2020-10-29 11:43:39,257 INFO L274 CegarLoopResult]: For program point L804-1(lines 804 810) no Hoare annotation was computed. [2020-10-29 11:43:39,257 INFO L274 CegarLoopResult]: For program point L796(lines 796 800) no Hoare annotation was computed. [2020-10-29 11:43:39,257 INFO L270 CegarLoopResult]: At program point L840(lines 793 841) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:39,257 INFO L274 CegarLoopResult]: For program point testEXIT(lines 784 847) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point L415(lines 415 435) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 425 426) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point L415-1(lines 415 435) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 432 433) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:43:39,258 INFO L274 CegarLoopResult]: For program point L432(lines 432 433) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point L425(lines 425 426) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point L421(lines 421 428) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-10-29 11:43:39,259 INFO L274 CegarLoopResult]: For program point L347-2(lines 347 367) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L368(lines 346 369) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L327(lines 327 343) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L387(lines 387 394) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L348(lines 347 367) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L344(lines 344 385) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:43:39,260 INFO L274 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-29 11:43:39,261 INFO L274 CegarLoopResult]: For program point L363-1(line 363) no Hoare annotation was computed. [2020-10-29 11:43:39,261 INFO L274 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-10-29 11:43:39,261 INFO L274 CegarLoopResult]: For program point L386(lines 386 397) no Hoare annotation was computed. [2020-10-29 11:43:39,261 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 850 859) no Hoare annotation was computed. [2020-10-29 11:43:39,261 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 850 859) no Hoare annotation was computed. [2020-10-29 11:43:39,261 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 850 859) no Hoare annotation was computed. [2020-10-29 11:43:39,261 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L270 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~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 702 718) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point L713(line 713) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 702 718) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point L713-1(lines 702 718) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point L709(lines 709 715) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point L707(line 707) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L274 CegarLoopResult]: For program point L707-1(line 707) no Hoare annotation was computed. [2020-10-29 11:43:39,262 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:43:39,263 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:43:39,264 INFO L274 CegarLoopResult]: For program point L641(lines 640 659) no Hoare annotation was computed. [2020-10-29 11:43:39,264 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 637 660) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,264 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 637 660) no Hoare annotation was computed. [2020-10-29 11:43:39,264 INFO L270 CegarLoopResult]: At program point L650(line 650) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,264 INFO L270 CegarLoopResult]: At program point L648(lines 648 654) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,264 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 637 660) no Hoare annotation was computed. [2020-10-29 11:43:39,264 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,264 INFO L270 CegarLoopResult]: At program point L546-1(lines 546 550) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,265 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 532 561) no Hoare annotation was computed. [2020-10-29 11:43:39,265 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-29 11:43:39,265 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 532 561) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,265 INFO L270 CegarLoopResult]: At program point L542-2(lines 542 556) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,265 INFO L270 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:39,265 INFO L274 CegarLoopResult]: For program point L538-1(line 538) no Hoare annotation was computed. [2020-10-29 11:43:39,265 INFO L277 CegarLoopResult]: At program point L557(lines 532 561) the Hoare annotation is: true [2020-10-29 11:43:39,265 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-29 11:43:39,265 INFO L274 CegarLoopResult]: For program point L546(lines 546 550) no Hoare annotation was computed. [2020-10-29 11:43:39,266 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-10-29 11:43:39,266 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:43:39,266 INFO L274 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:43:39,266 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 587 593) no Hoare annotation was computed. [2020-10-29 11:43:39,266 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 587 593) the Hoare annotation is: true [2020-10-29 11:43:39,266 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:39,266 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:43:39,266 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:43:39,266 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:39,267 INFO L274 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:43:39,267 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:43:39,267 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:43:39,267 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 494 501) no Hoare annotation was computed. [2020-10-29 11:43:39,267 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 494 501) the Hoare annotation is: true [2020-10-29 11:43:39,267 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 494 501) no Hoare annotation was computed. [2020-10-29 11:43:39,267 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 11:43:39,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:43:39 BoogieIcfgContainer [2020-10-29 11:43:39,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:43:39,288 INFO L168 Benchmark]: Toolchain (without parser) took 41759.91 ms. Allocated memory was 153.1 MB in the beginning and 683.7 MB in the end (delta: 530.6 MB). Free memory was 127.6 MB in the beginning and 277.5 MB in the end (delta: -149.8 MB). Peak memory consumption was 411.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:39,289 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 153.1 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 83.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:43:39,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.39 ms. Allocated memory is still 153.1 MB. Free memory was 127.0 MB in the beginning and 106.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:39,291 INFO L168 Benchmark]: Boogie Preprocessor took 87.83 ms. Allocated memory is still 153.1 MB. Free memory was 106.7 MB in the beginning and 103.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:39,292 INFO L168 Benchmark]: RCFGBuilder took 1211.48 ms. Allocated memory is still 153.1 MB. Free memory was 103.0 MB in the beginning and 51.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:39,293 INFO L168 Benchmark]: TraceAbstraction took 39914.16 ms. Allocated memory was 153.1 MB in the beginning and 683.7 MB in the end (delta: 530.6 MB). Free memory was 51.5 MB in the beginning and 277.5 MB in the end (delta: -226.0 MB). Peak memory consumption was 334.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:39,296 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 153.1 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 83.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 528.39 ms. Allocated memory is still 153.1 MB. Free memory was 127.0 MB in the beginning and 106.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 87.83 ms. Allocated memory is still 153.1 MB. Free memory was 106.7 MB in the beginning and 103.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1211.48 ms. Allocated memory is still 153.1 MB. Free memory was 103.0 MB in the beginning and 51.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 39914.16 ms. Allocated memory was 153.1 MB in the beginning and 683.7 MB in the end (delta: 530.6 MB). Free memory was 51.5 MB in the beginning and 277.5 MB in the end (delta: -226.0 MB). Peak memory consumption was 334.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 432]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 425]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 471]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 478]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 223 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 254 SDtfs, 524 SDslu, 236 SDs, 0 SdLazy, 1077 SolverSat, 319 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=2, 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, 97 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 254 PreInvPairs, 301 NumberOfFragments, 712 HoareAnnotationTreeSize, 254 FomulaSimplifications, 21547 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 50 FomulaSimplificationsInter, 9533 FormulaSimplificationTreeSizeReductionInter, 9.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 57839 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...