/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:06:37,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:06:37,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:06:37,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:06:37,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:06:37,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:06:37,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:06:37,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:06:37,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:06:37,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:06:37,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:06:37,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:06:37,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:06:37,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:06:37,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:06:37,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:06:37,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:06:37,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:06:37,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:06:37,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:06:37,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:06:37,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:06:37,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:06:37,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:06:37,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:06:37,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:06:37,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:06:37,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:06:37,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:06:37,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:06:37,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:06:37,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:06:37,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:06:37,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:06:37,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:06:37,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:06:37,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:06:37,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:06:37,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:06:37,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:06:37,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:06:37,727 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 [2020-09-21 11:06:37,778 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:06:37,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:06:37,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:06:37,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:06:37,781 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:06:37,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:06:37,782 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:06:37,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:06:37,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:06:37,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:06:37,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:06:37,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:06:37,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:06:37,785 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:06:37,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:06:37,785 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:06:37,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:06:37,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:06:37,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:06:37,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:06:37,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:06:37,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:06:37,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:06:37,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:06:37,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:06:37,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:06:37,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:06:37,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:06:37,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:06:37,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:06:38,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:06:38,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:06:38,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:06:38,313 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:06:38,314 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:06:38,315 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2020-09-21 11:06:38,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84c86eb6b/a0f52b5e16f74a699b835921c490ac94/FLAG609234823 [2020-09-21 11:06:38,955 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:06:38,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2020-09-21 11:06:38,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84c86eb6b/a0f52b5e16f74a699b835921c490ac94/FLAG609234823 [2020-09-21 11:06:39,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84c86eb6b/a0f52b5e16f74a699b835921c490ac94 [2020-09-21 11:06:39,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:06:39,238 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:06:39,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:39,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:06:39,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:06:39,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:39,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6cae7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39, skipping insertion in model container [2020-09-21 11:06:39,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:39,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:06:39,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:06:39,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:39,851 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:06:39,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:39,999 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:06:40,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39 WrapperNode [2020-09-21 11:06:40,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:40,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:06:40,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:06:40,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:06:40,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:40,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:40,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:40,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:40,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:40,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:40,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (1/1) ... [2020-09-21 11:06:40,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:06:40,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:06:40,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:06:40,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:06:40,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (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 [2020-09-21 11:06:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:06:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:06:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:06:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 11:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:06:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:06:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:06:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:06:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:06:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:06:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:06:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:06:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:06:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:06:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:06:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:06:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:06:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:06:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:06:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:06:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:06:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:06:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:06:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:06:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:06:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:06:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 11:06:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:06:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:06:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:06:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:06:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:06:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:41,367 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:41,367 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:41,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:41 BoogieIcfgContainer [2020-09-21 11:06:41,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:41,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:41,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:41,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:41,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:06:39" (1/3) ... [2020-09-21 11:06:41,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6fe51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:41, skipping insertion in model container [2020-09-21 11:06:41,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:39" (2/3) ... [2020-09-21 11:06:41,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6fe51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:41, skipping insertion in model container [2020-09-21 11:06:41,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:41" (3/3) ... [2020-09-21 11:06:41,388 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2020-09-21 11:06:41,399 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:41,411 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:41,434 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:41,460 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:41,460 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:41,461 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:41,461 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:41,461 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:41,461 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:41,461 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:41,461 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:41,486 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-09-21 11:06:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:41,498 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:41,499 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] [2020-09-21 11:06:41,499 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:41,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:41,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1769963120, now seen corresponding path program 1 times [2020-09-21 11:06:41,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:41,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1066144445] [2020-09-21 11:06:41,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:41,807 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:41,808 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:41,808 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:41,808 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:41,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:41,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:41,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:06:41,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:41,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:41,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:41,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:41,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,217 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:42,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,231 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,231 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,231 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,231 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:42,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:42,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:42,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,298 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,298 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,298 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:42,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:42,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:42,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:42,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,309 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,309 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,309 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,309 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:42,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:42,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:42,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,323 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,323 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,323 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,326 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:42,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:06:42,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,338 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,338 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,338 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,339 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:42,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:06:42,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:42,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,353 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,353 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,353 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:42,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:42,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:42,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,363 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,364 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,364 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,364 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:42,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:42,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:42,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,373 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,373 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,374 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,374 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:42,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:42,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:42,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:42,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:42,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:42,403 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1066144445] [2020-09-21 11:06:42,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:42,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:42,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638552881] [2020-09-21 11:06:42,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:42,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:42,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:42,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:42,435 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 4 states. [2020-09-21 11:06:43,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:43,452 INFO L93 Difference]: Finished difference Result 236 states and 314 transitions. [2020-09-21 11:06:43,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:43,454 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:43,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:43,473 INFO L225 Difference]: With dead ends: 236 [2020-09-21 11:06:43,474 INFO L226 Difference]: Without dead ends: 133 [2020-09-21 11:06:43,480 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:43,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-09-21 11:06:43,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2020-09-21 11:06:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-09-21 11:06:43,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2020-09-21 11:06:43,598 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 51 [2020-09-21 11:06:43,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:43,604 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2020-09-21 11:06:43,604 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2020-09-21 11:06:43,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:43,612 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:43,612 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:43,612 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:43,612 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:43,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:43,613 INFO L82 PathProgramCache]: Analyzing trace with hash -196862469, now seen corresponding path program 1 times [2020-09-21 11:06:43,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:43,614 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2126222926] [2020-09-21 11:06:43,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,731 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,732 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:43,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:43,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:43,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:43,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,007 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:44,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,016 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,017 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,017 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,017 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:44,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:44,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,079 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,080 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,080 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,080 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:44,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:44,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,085 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,085 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,085 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,086 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:44,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:44,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,090 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,091 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,091 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,091 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:44,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:44,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,097 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,097 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,097 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,098 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:44,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,109 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,109 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,109 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,109 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:44,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:44,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,114 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,114 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,114 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,115 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:44,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:44,120 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:44,120 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:44,120 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:44,121 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:44,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:44,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:44,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:44,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:44,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:44,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:44,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:44,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:44,162 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2126222926] [2020-09-21 11:06:44,162 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:44,162 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:44,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319567546] [2020-09-21 11:06:44,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:44,166 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:44,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:44,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:44,166 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand 5 states. [2020-09-21 11:06:44,697 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:45,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:45,491 INFO L93 Difference]: Finished difference Result 181 states and 225 transitions. [2020-09-21 11:06:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:45,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:45,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:45,495 INFO L225 Difference]: With dead ends: 181 [2020-09-21 11:06:45,495 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 11:06:45,496 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:45,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 11:06:45,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 11:06:45,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 11:06:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-09-21 11:06:45,530 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 52 [2020-09-21 11:06:45,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:45,530 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-09-21 11:06:45,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-09-21 11:06:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-09-21 11:06:45,532 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:45,532 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] [2020-09-21 11:06:45,533 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:45,533 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:45,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:45,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1769510197, now seen corresponding path program 1 times [2020-09-21 11:06:45,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:45,534 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1503218259] [2020-09-21 11:06:45,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:45,652 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:45,652 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:45,652 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:45,652 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:45,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-09-21 11:06:45,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:45,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-09-21 11:06:45,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:45,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:45,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-09-21 11:06:45,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,012 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:46,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,139 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,139 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,140 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,140 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:46,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-09-21 11:06:46,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:46,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:46,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:46,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,212 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,212 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,212 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,212 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:46,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:46,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:46,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:46,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:46,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,218 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,218 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,219 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,219 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:46,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:46,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:46,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,225 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,225 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,225 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,225 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:46,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:46,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:46,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,235 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,235 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,235 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,235 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:46,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:46,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:46,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:46,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:46,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,249 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,250 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,250 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:46,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:46,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:46,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:46,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:46,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:06:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,255 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,256 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,256 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,256 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:46,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:46,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:46,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:46,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:46,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:06:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:46,261 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:46,262 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:46,262 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:46,262 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:46,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:46,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:46,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:46,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:46,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:46,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:46,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:46,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:46,271 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1503218259] [2020-09-21 11:06:46,271 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:46,271 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:46,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679996236] [2020-09-21 11:06:46,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:46,272 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:46,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:46,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:46,273 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 5 states. [2020-09-21 11:06:46,650 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:47,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:47,403 INFO L93 Difference]: Finished difference Result 190 states and 240 transitions. [2020-09-21 11:06:47,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:06:47,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-09-21 11:06:47,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:47,407 INFO L225 Difference]: With dead ends: 190 [2020-09-21 11:06:47,408 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 11:06:47,409 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:47,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 11:06:47,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 11:06:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 11:06:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2020-09-21 11:06:47,439 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 56 [2020-09-21 11:06:47,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:47,440 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2020-09-21 11:06:47,440 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2020-09-21 11:06:47,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:06:47,442 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:47,442 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] [2020-09-21 11:06:47,442 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:47,442 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:47,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:47,443 INFO L82 PathProgramCache]: Analyzing trace with hash -1543424388, now seen corresponding path program 1 times [2020-09-21 11:06:47,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:47,443 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [861007377] [2020-09-21 11:06:47,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,866 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,866 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,866 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,867 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:06:47,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 373 [2020-09-21 11:06:47,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:47,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:47,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-09-21 11:06:47,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:48,299 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:48,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,364 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,364 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,364 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,364 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-21 11:06:48,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:48,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:48,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,404 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,404 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,404 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,405 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:48,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:48,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,412 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,412 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,413 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,413 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:48,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:48,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:48,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,418 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,419 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,419 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,419 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:48,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:48,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:48,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,426 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,427 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,427 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,427 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:48,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:48,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:48,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:48,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,444 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,445 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,445 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,446 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:48,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:48,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 11:06:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,466 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,466 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,467 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,467 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:06:48,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:48,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:06:48,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:48,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:06:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,480 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,480 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,481 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,481 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:06:48,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:06:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,507 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,508 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,508 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,508 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-21 11:06:48,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:48,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:48,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:06:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,545 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,546 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,546 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,547 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:48,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:48,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:48,572 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [861007377] [2020-09-21 11:06:48,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:48,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:48,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052832639] [2020-09-21 11:06:48,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:48,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:48,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:48,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:48,576 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 9 states. [2020-09-21 11:06:49,121 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:50,146 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:50,520 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:51,205 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:51,560 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:52,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:52,319 INFO L93 Difference]: Finished difference Result 292 states and 393 transitions. [2020-09-21 11:06:52,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:06:52,320 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-21 11:06:52,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:52,324 INFO L225 Difference]: With dead ends: 292 [2020-09-21 11:06:52,324 INFO L226 Difference]: Without dead ends: 225 [2020-09-21 11:06:52,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:06:52,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-09-21 11:06:52,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 152. [2020-09-21 11:06:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-09-21 11:06:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2020-09-21 11:06:52,375 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 64 [2020-09-21 11:06:52,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:52,376 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2020-09-21 11:06:52,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:06:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2020-09-21 11:06:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-09-21 11:06:52,378 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:52,379 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:52,379 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:06:52,379 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:52,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:52,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1297581992, now seen corresponding path program 1 times [2020-09-21 11:06:52,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:52,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2118865240] [2020-09-21 11:06:52,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,829 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,829 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,830 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,830 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-21 11:06:52,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 400 [2020-09-21 11:06:52,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:06:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-09-21 11:06:52,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,307 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:53,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,396 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,396 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,397 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,397 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-09-21 11:06:53,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:53,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,443 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,443 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,444 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,444 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:53,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:06:53,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:53,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,451 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,452 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,452 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,452 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:53,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:53,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:53,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,460 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,460 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,461 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,461 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:53,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:53,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,471 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,471 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,472 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,472 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:53,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:53,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:53,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,497 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,497 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,498 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,498 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:06:53,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:53,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:06:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,521 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,521 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,521 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,522 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:53,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:53,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,546 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,546 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,546 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,547 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:06:53,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:53,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:53,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:06:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,555 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,555 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,556 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,556 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:53,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:53,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:53,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:06:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,564 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,564 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,565 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,565 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:53,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:53,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-09-21 11:06:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,576 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,577 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,577 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:53,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:53,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:53,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:53,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2118865240] [2020-09-21 11:06:53,618 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:53,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:06:53,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825870867] [2020-09-21 11:06:53,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:06:53,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:53,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:06:53,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:06:53,622 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 10 states. [2020-09-21 11:06:54,130 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:55,064 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:55,449 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:55,783 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:56,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:56,015 INFO L93 Difference]: Finished difference Result 279 states and 356 transitions. [2020-09-21 11:06:56,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:06:56,016 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 68 [2020-09-21 11:06:56,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:56,017 INFO L225 Difference]: With dead ends: 279 [2020-09-21 11:06:56,017 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:06:56,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:06:56,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:06:56,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:06:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:06:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:06:56,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-09-21 11:06:56,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:56,020 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:06:56,020 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:06:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:06:56,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:06:56,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:06:56,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:06:56,206 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:56,380 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:56,553 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:56,724 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:56,889 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:57,364 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 12 [2020-09-21 11:06:57,519 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:57,688 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:57,857 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:58,021 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:58,196 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:58,356 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:58,514 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:58,677 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:58,990 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:06:59,329 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:06:59,665 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:06:59,983 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:00,282 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 191 [2020-09-21 11:07:00,578 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 191 [2020-09-21 11:07:00,732 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:00,892 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:01,045 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:01,207 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:01,367 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:01,526 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:01,684 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:01,842 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:02,085 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 12 [2020-09-21 11:07:02,243 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:02,400 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:02,554 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:02,712 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:02,870 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:03,047 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:03,205 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:03,372 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:03,766 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 12 [2020-09-21 11:07:04,008 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 19 [2020-09-21 11:07:04,162 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:04,330 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,498 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,662 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,823 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,983 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,138 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:05,297 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,664 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:06,033 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:06,398 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:06,763 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:07,119 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:07:07,475 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:07:07,632 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:07,788 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:07,945 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:08,101 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:08,262 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:08,420 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:08,872 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:07:09,131 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:09,398 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:09,735 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:10,131 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:07:10,520 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:07:10,967 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-09-21 11:07:11,202 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:11,423 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:11,838 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:07:12,255 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:07:12,497 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:12,800 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:07:13,050 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:07:13,277 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:13,501 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:13,728 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:07:13,919 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:07:14,348 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:07:14,695 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:07:14,923 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-09-21 11:07:15,354 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:07:15,365 INFO L268 CegarLoopResult]: For program point L353-2(lines 353 374) no Hoare annotation was computed. [2020-09-21 11:07:15,366 INFO L268 CegarLoopResult]: For program point L375(lines 352 376) no Hoare annotation was computed. [2020-09-21 11:07:15,366 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 328 383) no Hoare annotation was computed. [2020-09-21 11:07:15,366 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-09-21 11:07:15,366 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 328 383) no Hoare annotation was computed. [2020-09-21 11:07:15,366 INFO L268 CegarLoopResult]: For program point L359-1(lines 359 363) no Hoare annotation was computed. [2020-09-21 11:07:15,366 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 328 383) no Hoare annotation was computed. [2020-09-21 11:07:15,366 INFO L268 CegarLoopResult]: For program point L354(line 354) no Hoare annotation was computed. [2020-09-21 11:07:15,367 INFO L268 CegarLoopResult]: For program point L416(lines 416 420) no Hoare annotation was computed. [2020-09-21 11:07:15,367 INFO L268 CegarLoopResult]: For program point L416-1(lines 416 420) no Hoare annotation was computed. [2020-09-21 11:07:15,367 INFO L268 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-09-21 11:07:15,367 INFO L268 CegarLoopResult]: For program point L410-2(lines 410 435) no Hoare annotation was computed. [2020-09-21 11:07:15,367 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 384 443) no Hoare annotation was computed. [2020-09-21 11:07:15,368 INFO L268 CegarLoopResult]: For program point L436(lines 409 437) no Hoare annotation was computed. [2020-09-21 11:07:15,368 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 384 443) no Hoare annotation was computed. [2020-09-21 11:07:15,368 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-09-21 11:07:15,368 INFO L268 CegarLoopResult]: For program point L429-1(line 429) no Hoare annotation was computed. [2020-09-21 11:07:15,368 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 384 443) no Hoare annotation was computed. [2020-09-21 11:07:15,369 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 663 669) the Hoare annotation is: true [2020-09-21 11:07:15,369 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 663 669) no Hoare annotation was computed. [2020-09-21 11:07:15,369 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 670 678) no Hoare annotation was computed. [2020-09-21 11:07:15,369 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 670 678) the Hoare annotation is: true [2020-09-21 11:07:15,369 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 670 678) no Hoare annotation was computed. [2020-09-21 11:07:15,369 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 873 895) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,369 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 873 895) no Hoare annotation was computed. [2020-09-21 11:07:15,370 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,370 INFO L264 CegarLoopResult]: At program point L885-1(line 885) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,370 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-09-21 11:07:15,370 INFO L268 CegarLoopResult]: For program point L883-1(lines 883 890) no Hoare annotation was computed. [2020-09-21 11:07:15,370 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-09-21 11:07:15,370 INFO L264 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,371 INFO L264 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,371 INFO L264 CegarLoopResult]: At program point L879-1(line 879) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,371 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 873 895) no Hoare annotation was computed. [2020-09-21 11:07:15,371 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 831 854) no Hoare annotation was computed. [2020-09-21 11:07:15,371 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 831 854) no Hoare annotation was computed. [2020-09-21 11:07:15,371 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 831 854) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-09-21 11:07:15,372 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 153 159) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 153 159) the Hoare annotation is: true [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 186 193) no Hoare annotation was computed. [2020-09-21 11:07:15,373 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 186 193) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 186 193) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 230 238) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 230 238) the Hoare annotation is: true [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 230 238) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point L258-2(lines 258 266) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point L246(lines 246 254) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point L246-2(lines 246 254) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 239 274) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point L269(line 269) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point L269-1(line 269) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 239 274) no Hoare annotation was computed. [2020-09-21 11:07:15,374 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 239 274) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point L258(lines 258 266) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 656 662) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 656 662) the Hoare annotation is: true [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 282 327) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 282 327) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 282 327) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point L609(lines 609 629) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point L609-1(lines 609 629) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 595 640) no Hoare annotation was computed. [2020-09-21 11:07:15,375 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 595 640) no Hoare annotation was computed. [2020-09-21 11:07:15,376 INFO L268 CegarLoopResult]: For program point L615(lines 615 622) no Hoare annotation was computed. [2020-09-21 11:07:15,376 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 595 640) no Hoare annotation was computed. [2020-09-21 11:07:15,376 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 862 872) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,376 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 862 872) no Hoare annotation was computed. [2020-09-21 11:07:15,376 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 862 872) no Hoare annotation was computed. [2020-09-21 11:07:15,376 INFO L264 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,376 INFO L271 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: true [2020-09-21 11:07:15,377 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 219 229) the Hoare annotation is: true [2020-09-21 11:07:15,377 INFO L268 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-09-21 11:07:15,377 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 219 229) no Hoare annotation was computed. [2020-09-21 11:07:15,377 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 219 229) no Hoare annotation was computed. [2020-09-21 11:07:15,377 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 211 218) the Hoare annotation is: true [2020-09-21 11:07:15,377 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 211 218) no Hoare annotation was computed. [2020-09-21 11:07:15,377 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 211 218) no Hoare annotation was computed. [2020-09-21 11:07:15,377 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 161 185) no Hoare annotation was computed. [2020-09-21 11:07:15,378 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,378 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 161 185) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,378 INFO L268 CegarLoopResult]: For program point L180-1(lines 161 185) no Hoare annotation was computed. [2020-09-21 11:07:15,378 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,378 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,378 INFO L268 CegarLoopResult]: For program point L169(lines 169 177) no Hoare annotation was computed. [2020-09-21 11:07:15,379 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,379 INFO L268 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-09-21 11:07:15,379 INFO L268 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2020-09-21 11:07:15,379 INFO L264 CegarLoopResult]: At program point L97(lines 54 99) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:15,379 INFO L268 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2020-09-21 11:07:15,379 INFO L264 CegarLoopResult]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,379 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2020-09-21 11:07:15,380 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-09-21 11:07:15,380 INFO L268 CegarLoopResult]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2020-09-21 11:07:15,380 INFO L264 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:15,380 INFO L268 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2020-09-21 11:07:15,380 INFO L264 CegarLoopResult]: At program point L90-2(lines 84 95) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:15,380 INFO L268 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2020-09-21 11:07:15,380 INFO L268 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2020-09-21 11:07:15,380 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:15,381 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-09-21 11:07:15,381 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-09-21 11:07:15,381 INFO L268 CegarLoopResult]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2020-09-21 11:07:15,381 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:15,381 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 549 594) no Hoare annotation was computed. [2020-09-21 11:07:15,381 INFO L268 CegarLoopResult]: For program point L569(lines 569 576) no Hoare annotation was computed. [2020-09-21 11:07:15,381 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 549 594) no Hoare annotation was computed. [2020-09-21 11:07:15,381 INFO L268 CegarLoopResult]: For program point L563(lines 563 583) no Hoare annotation was computed. [2020-09-21 11:07:15,382 INFO L268 CegarLoopResult]: For program point L563-1(lines 563 583) no Hoare annotation was computed. [2020-09-21 11:07:15,382 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 549 594) no Hoare annotation was computed. [2020-09-21 11:07:15,382 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:07:15,382 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 770 798) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:15,382 INFO L268 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-09-21 11:07:15,382 INFO L268 CegarLoopResult]: For program point L782(lines 782 792) no Hoare annotation was computed. [2020-09-21 11:07:15,382 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-09-21 11:07:15,382 INFO L268 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point L778-1(lines 770 798) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L264 CegarLoopResult]: At program point L776(line 776) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 770 798) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point L736(lines 736 744) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point L736-2(lines 736 744) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 728 750) no Hoare annotation was computed. [2020-09-21 11:07:15,383 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 728 750) no Hoare annotation was computed. [2020-09-21 11:07:15,384 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 728 750) no Hoare annotation was computed. [2020-09-21 11:07:15,384 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 762 769) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:15,384 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 762 769) no Hoare annotation was computed. [2020-09-21 11:07:15,384 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 762 769) no Hoare annotation was computed. [2020-09-21 11:07:15,384 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 446 548) no Hoare annotation was computed. [2020-09-21 11:07:15,384 INFO L268 CegarLoopResult]: For program point L475(lines 475 491) no Hoare annotation was computed. [2020-09-21 11:07:15,384 INFO L268 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2020-09-21 11:07:15,384 INFO L268 CegarLoopResult]: For program point L496(lines 495 515) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point L527-1(line 527) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point L492(lines 492 533) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 446 548) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point L511-1(line 511) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point L470(lines 470 474) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point L534(lines 534 545) no Hoare annotation was computed. [2020-09-21 11:07:15,385 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 446 548) no Hoare annotation was computed. [2020-09-21 11:07:15,386 INFO L268 CegarLoopResult]: For program point L497(lines 497 501) no Hoare annotation was computed. [2020-09-21 11:07:15,386 INFO L268 CegarLoopResult]: For program point L495-2(lines 495 515) no Hoare annotation was computed. [2020-09-21 11:07:15,386 INFO L268 CegarLoopResult]: For program point L516(lines 494 517) no Hoare annotation was computed. [2020-09-21 11:07:15,386 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 646 655) no Hoare annotation was computed. [2020-09-21 11:07:15,386 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 646 655) no Hoare annotation was computed. [2020-09-21 11:07:15,386 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 646 655) no Hoare annotation was computed. [2020-09-21 11:07:15,386 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:15,387 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:07:15,387 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:15,387 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-09-21 11:07:15,387 INFO L268 CegarLoopResult]: For program point L205-1(lines 194 210) no Hoare annotation was computed. [2020-09-21 11:07:15,387 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 194 210) no Hoare annotation was computed. [2020-09-21 11:07:15,387 INFO L268 CegarLoopResult]: For program point L201(lines 201 207) no Hoare annotation was computed. [2020-09-21 11:07:15,387 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 194 210) no Hoare annotation was computed. [2020-09-21 11:07:15,387 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point L199-1(line 199) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 751 759) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 751 759) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 751 759) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 707 718) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point L711-1(lines 707 718) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 707 718) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:15,388 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:07:15,389 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:15,389 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 129 152) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,389 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,389 INFO L264 CegarLoopResult]: At program point L140(lines 140 146) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,389 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 129 152) no Hoare annotation was computed. [2020-09-21 11:07:15,389 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:15,389 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 129 152) no Hoare annotation was computed. [2020-09-21 11:07:15,389 INFO L268 CegarLoopResult]: For program point L133(lines 132 151) no Hoare annotation was computed. [2020-09-21 11:07:15,390 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 801 830) no Hoare annotation was computed. [2020-09-21 11:07:15,390 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 801 830) the Hoare annotation is: true [2020-09-21 11:07:15,390 INFO L271 CegarLoopResult]: At program point L826(lines 801 830) the Hoare annotation is: true [2020-09-21 11:07:15,390 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-09-21 11:07:15,390 INFO L268 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2020-09-21 11:07:15,390 INFO L271 CegarLoopResult]: At program point L815-1(lines 815 819) the Hoare annotation is: true [2020-09-21 11:07:15,390 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-09-21 11:07:15,390 INFO L271 CegarLoopResult]: At program point L811-2(lines 811 825) the Hoare annotation is: true [2020-09-21 11:07:15,391 INFO L271 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: true [2020-09-21 11:07:15,391 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-09-21 11:07:15,391 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 719 727) the Hoare annotation is: true [2020-09-21 11:07:15,391 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 719 727) no Hoare annotation was computed. [2020-09-21 11:07:15,391 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 719 727) no Hoare annotation was computed. [2020-09-21 11:07:15,391 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 683 694) the Hoare annotation is: true [2020-09-21 11:07:15,391 INFO L268 CegarLoopResult]: For program point L687-1(lines 683 694) no Hoare annotation was computed. [2020-09-21 11:07:15,391 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 683 694) no Hoare annotation was computed. [2020-09-21 11:07:15,391 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 855 861) no Hoare annotation was computed. [2020-09-21 11:07:15,392 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 855 861) the Hoare annotation is: true [2020-09-21 11:07:15,392 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:15,392 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:07:15,392 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:07:15,392 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:15,392 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 695 706) no Hoare annotation was computed. [2020-09-21 11:07:15,392 INFO L268 CegarLoopResult]: For program point L699-1(lines 695 706) no Hoare annotation was computed. [2020-09-21 11:07:15,393 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 695 706) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:07:15,393 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 109 116) no Hoare annotation was computed. [2020-09-21 11:07:15,393 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2020-09-21 11:07:15,393 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 109 116) the Hoare annotation is: true [2020-09-21 11:07:15,393 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 109 116) no Hoare annotation was computed. [2020-09-21 11:07:15,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:07:15 BoogieIcfgContainer [2020-09-21 11:07:15,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:07:15,417 INFO L168 Benchmark]: Toolchain (without parser) took 36182.74 ms. Allocated memory was 138.4 MB in the beginning and 657.5 MB in the end (delta: 519.0 MB). Free memory was 100.7 MB in the beginning and 518.9 MB in the end (delta: -418.3 MB). Peak memory consumption was 494.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:15,417 INFO L168 Benchmark]: CDTParser took 0.82 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:07:15,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.75 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 100.0 MB in the beginning and 169.3 MB in the end (delta: -69.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:15,419 INFO L168 Benchmark]: Boogie Preprocessor took 109.55 ms. Allocated memory is still 200.8 MB. Free memory was 169.3 MB in the beginning and 165.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:15,420 INFO L168 Benchmark]: RCFGBuilder took 1266.74 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 165.2 MB in the beginning and 198.4 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:15,421 INFO L168 Benchmark]: TraceAbstraction took 34035.62 ms. Allocated memory was 231.7 MB in the beginning and 657.5 MB in the end (delta: 425.7 MB). Free memory was 196.9 MB in the beginning and 518.9 MB in the end (delta: -322.0 MB). Peak memory consumption was 497.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:15,424 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 760.75 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 100.0 MB in the beginning and 169.3 MB in the end (delta: -69.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.55 ms. Allocated memory is still 200.8 MB. Free memory was 169.3 MB in the beginning and 165.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1266.74 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 165.2 MB in the beginning and 198.4 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34035.62 ms. Allocated memory was 231.7 MB in the beginning and 657.5 MB in the end (delta: 425.7 MB). Free memory was 196.9 MB in the beginning and 518.9 MB in the end (delta: -322.0 MB). Peak memory consumption was 497.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 113]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 411 SDtfs, 680 SDslu, 351 SDs, 0 SdLazy, 1355 SolverSat, 456 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 158 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 246 PreInvPairs, 278 NumberOfFragments, 752 HoareAnnotationTreeSize, 246 FomulaSimplifications, 91515 FormulaSimplificationTreeSizeReduction, 12.3s HoareSimplificationTime, 50 FomulaSimplificationsInter, 7424 FormulaSimplificationTreeSizeReductionInter, 6.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 83218 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...